| 2024 | Rickmansworth Town | Conservative | +56.9 pts | +0.3 pts | +56.5 pts |
| 2024 | Rickmansworth Town | Liberal Democrats | -37.4 pts | +0.8 pts | -38.2 pts |
| 2024 | Carpenders Park | Liberal Democrats | +21.1 pts | +0.8 pts | +20.3 pts |
| 2024 | Carpenders Park | Conservative | -20.0 pts | +0.3 pts | -20.3 pts |
| 2024 | Abbots Langley and Bedmond | Liberal Democrats | +19.6 pts | +0.8 pts | +18.9 pts |
| 2024 | Abbots Langley and Bedmond | Conservative | -14.1 pts | +0.3 pts | -14.4 pts |
| 2024 | Durrants | Liberal Democrats | +9.3 pts | +0.8 pts | +8.6 pts |
| 2024 | South Oxhey | Conservative | +8.6 pts | +0.3 pts | +8.2 pts |
| 2024 | Penn and Mill End | Liberal Democrats | -7.3 pts | +0.8 pts | -8.0 pts |
| 2024 | South Oxhey | Labour | -9.2 pts | -1.3 pts | -7.9 pts |
| 2024 | Dickinsons | Green | -5.3 pts | +0.2 pts | -5.5 pts |
| 2024 | Oxhey Hall and Hayling | Labour | -6.7 pts | -1.3 pts | -5.5 pts |
| 2024 | Oxhey Hall and Hayling | Green | +5.6 pts | +0.2 pts | +5.4 pts |
| 2024 | Durrants | Conservative | -4.5 pts | +0.3 pts | -4.8 pts |
| 2024 | Durrants | Green | -3.8 pts | +0.2 pts | -4.0 pts |
| 2024 | Carpenders Park | Labour | -4.5 pts | -1.3 pts | -3.3 pts |
| 2024 | Penn and Mill End | Conservative | +3.6 pts | +0.3 pts | +3.2 pts |
| 2024 | Carpenders Park | Green | +3.4 pts | +0.2 pts | +3.2 pts |
| 2024 | Abbots Langley and Bedmond | Labour | -4.3 pts | -1.3 pts | -3.1 pts |
| 2024 | Chorleywood South and Maple Cross | Liberal Democrats | -2.3 pts | +0.8 pts | -3.0 pts |
| 2024 | Gade Valley | Liberal Democrats | -2.1 pts | +0.8 pts | -2.9 pts |
| 2024 | Penn and Mill End | Labour | +1.4 pts | -1.3 pts | +2.7 pts |
| 2024 | Chorleywood South and Maple Cross | Green | +2.9 pts | +0.2 pts | +2.7 pts |
| 2024 | Dickinsons | Liberal Democrats | -1.9 pts | +0.8 pts | -2.6 pts |
| 2024 | Moor Park and Eastbury | Green | +2.8 pts | +0.2 pts | +2.6 pts |
| 2024 | Moor Park and Eastbury | Liberal Democrats | -1.6 pts | +0.8 pts | -2.3 pts |
| 2024 | Penn and Mill End | Green | +2.3 pts | +0.2 pts | +2.1 pts |
| 2024 | Chorleywood North and Sarratt | Green | -1.5 pts | +0.2 pts | -1.8 pts |
| 2024 | Chorleywood North and Sarratt | Labour | +0.4 pts | -1.3 pts | +1.7 pts |
| 2024 | South Oxhey | Liberal Democrats | -0.8 pts | +0.8 pts | -1.5 pts |
| 2024 | Abbots Langley and Bedmond | Green | -1.2 pts | +0.2 pts | -1.4 pts |
| 2024 | Moor Park and Eastbury | Conservative | -1.1 pts | +0.3 pts | -1.4 pts |
| 2024 | Gade Valley | Conservative | +1.6 pts | +0.3 pts | +1.3 pts |
| 2024 | South Oxhey | Green | +1.4 pts | +0.2 pts | +1.2 pts |
| 2024 | Leavesden | Conservative | -0.8 pts | +0.3 pts | -1.1 pts |
| 2024 | Moor Park and Eastbury | Labour | -0.2 pts | -1.3 pts | +1.1 pts |
| 2024 | Gade Valley | Labour | -0.5 pts | -1.3 pts | +0.8 pts |
| 2024 | Chorleywood South and Maple Cross | Labour | -0.5 pts | -1.3 pts | +0.8 pts |
| 2024 | Gade Valley | Green | +1.0 pts | +0.2 pts | +0.8 pts |
| 2024 | Dickinsons | Labour | -0.6 pts | -1.3 pts | +0.7 pts |
| 2024 | Leavesden | Liberal Democrats | +1.3 pts | +0.8 pts | +0.5 pts |
| 2024 | Leavesden | Green | +0.7 pts | +0.2 pts | +0.5 pts |
| 2024 | Chorleywood South and Maple Cross | Conservative | -0.1 pts | +0.3 pts | -0.4 pts |
| 2024 | Oxhey Hall and Hayling | Conservative | +0.6 pts | +0.3 pts | +0.3 pts |
| 2024 | Chorleywood North and Sarratt | Liberal Democrats | +1.1 pts | +0.8 pts | +0.3 pts |
| 2024 | Chorleywood North and Sarratt | Conservative | +0.0 pts | +0.3 pts | -0.3 pts |
| 2024 | Oxhey Hall and Hayling | Liberal Democrats | +0.5 pts | +0.8 pts | -0.3 pts |
| 2024 | Durrants | Labour | -1.1 pts | -1.3 pts | +0.2 pts |
| 2024 | Leavesden | Labour | -1.2 pts | -1.3 pts | +0.1 pts |
| 2023 | Durrants | Green | +14.1 pts | +1.4 pts | +12.7 pts |
| 2023 | Carpenders Park | Conservative | +11.9 pts | +0.6 pts | +11.3 pts |
| 2023 | Dickinsons | Green | +9.2 pts | +1.4 pts | +7.8 pts |
| 2023 | Durrants | Liberal Democrats | -8.6 pts | -1.6 pts | -7.0 pts |
| 2023 | Rickmansworth Town | Liberal Democrats | +5.1 pts | -1.6 pts | +6.7 pts |
| 2023 | Durrants | Conservative | -5.5 pts | +0.6 pts | -6.1 pts |
| 2023 | Chorleywood South and Maple Cross | Liberal Democrats | +4.1 pts | -1.6 pts | +5.7 pts |
| 2023 | Carpenders Park | Liberal Democrats | -6.5 pts | -1.6 pts | -4.9 pts |
| 2023 | Rickmansworth Town | Conservative | -4.1 pts | +0.6 pts | -4.7 pts |
| 2023 | Chorleywood South and Maple Cross | Conservative | -3.7 pts | +0.6 pts | -4.3 pts |
| 2023 | Moor Park and Eastbury | Conservative | +4.7 pts | +0.6 pts | +4.1 pts |
| 2023 | Oxhey Hall and Hayling | Labour | +3.8 pts | -0.1 pts | +3.9 pts |
| 2023 | South Oxhey | Liberal Democrats | +2.2 pts | -1.6 pts | +3.8 pts |
| 2023 | Oxhey Hall and Hayling | Liberal Democrats | -5.2 pts | -1.6 pts | -3.6 pts |
| 2023 | Chorleywood South and Maple Cross | Green | -1.9 pts | +1.4 pts | -3.3 pts |
| 2023 | Abbots Langley and Bedmond | Conservative | +3.4 pts | +0.6 pts | +2.9 pts |
| 2023 | Leavesden | Conservative | +3.3 pts | +0.6 pts | +2.7 pts |
| 2023 | Chorleywood North and Sarratt | Liberal Democrats | -4.3 pts | -1.6 pts | -2.7 pts |
| 2023 | Chorleywood North and Sarratt | Conservative | +3.2 pts | +0.6 pts | +2.7 pts |
| 2023 | Dickinsons | Labour | +2.4 pts | -0.1 pts | +2.5 pts |
| 2023 | Carpenders Park | Green | -1.1 pts | +1.4 pts | -2.5 pts |
| 2023 | Moor Park and Eastbury | Green | -1.0 pts | +1.4 pts | -2.4 pts |
| 2023 | Gade Valley | Conservative | +2.8 pts | +0.6 pts | +2.2 pts |
| 2023 | Gade Valley | Green | -0.7 pts | +1.4 pts | -2.1 pts |
| 2023 | Abbots Langley and Bedmond | Green | -0.7 pts | +1.4 pts | -2.1 pts |
| 2023 | Penn and Mill End | Conservative | -1.5 pts | +0.6 pts | -2.0 pts |
| 2023 | South Oxhey | Labour | -2.0 pts | -0.1 pts | -1.9 pts |
| 2023 | Chorleywood South and Maple Cross | Labour | +1.5 pts | -0.1 pts | +1.6 pts |
| 2023 | Penn and Mill End | Labour | +1.5 pts | -0.1 pts | +1.6 pts |
| 2023 | Leavesden | Liberal Democrats | -3.2 pts | -1.6 pts | -1.6 pts |
| 2023 | Rickmansworth Town | Green | -0.1 pts | +1.4 pts | -1.5 pts |
| 2023 | Abbots Langley and Bedmond | Liberal Democrats | -3.1 pts | -1.6 pts | -1.5 pts |
| 2023 | Leavesden | Green | -0.1 pts | +1.4 pts | -1.5 pts |
| 2023 | South Oxhey | Green | +0.1 pts | +1.4 pts | -1.4 pts |
| 2023 | Moor Park and Eastbury | Liberal Democrats | -2.9 pts | -1.6 pts | -1.3 pts |
| 2023 | Dickinsons | Liberal Democrats | -2.9 pts | -1.6 pts | -1.3 pts |
| 2023 | Oxhey Hall and Hayling | Green | +0.2 pts | +1.4 pts | -1.3 pts |
| 2023 | Chorleywood North and Sarratt | Green | +0.5 pts | +1.4 pts | -0.9 pts |
| 2023 | South Oxhey | Conservative | -0.3 pts | +0.6 pts | -0.8 pts |
| 2023 | Rickmansworth Town | Labour | -0.9 pts | -0.1 pts | -0.7 pts |
| 2023 | Moor Park and Eastbury | Labour | -0.9 pts | -0.1 pts | -0.7 pts |
| 2023 | Chorleywood North and Sarratt | Labour | +0.5 pts | -0.1 pts | +0.7 pts |
| 2023 | Oxhey Hall and Hayling | Conservative | +1.2 pts | +0.6 pts | +0.7 pts |
| 2023 | Gade Valley | Labour | -0.8 pts | -0.1 pts | -0.6 pts |
| 2023 | Abbots Langley and Bedmond | Labour | +0.3 pts | -0.1 pts | +0.5 pts |
| 2023 | Penn and Mill End | Green | +1.8 pts | +1.4 pts | +0.4 pts |
| 2023 | Carpenders Park | Labour | -0.5 pts | -0.1 pts | -0.3 pts |
| 2023 | Gade Valley | Liberal Democrats | -1.3 pts | -1.6 pts | +0.3 pts |
| 2023 | Penn and Mill End | Liberal Democrats | -1.8 pts | -1.6 pts | -0.2 pts |
| 2023 | Durrants | Labour | +0.0 pts | -0.1 pts | +0.2 pts |
| 2023 | Leavesden | Labour | -0.1 pts | -0.1 pts | +0.1 pts |
| 2022 | Leavesden | Labour | -9.7 pts | +0.3 pts | -10.1 pts |
| 2022 | Chorleywood South and Maple Cross | Liberal Democrats | -2.6 pts | +6.0 pts | -8.6 pts |
| 2022 | Chorleywood South and Maple Cross | Conservative | +1.6 pts | -6.7 pts | +8.3 pts |
| 2022 | Leavesden | Liberal Democrats | +13.3 pts | +6.0 pts | +7.3 pts |
| 2022 | Durrants | Liberal Democrats | +13.0 pts | +6.0 pts | +7.0 pts |
| 2022 | Durrants | Conservative | -13.4 pts | -6.7 pts | -6.6 pts |
| 2022 | Dickinsons | Liberal Democrats | -0.2 pts | +6.0 pts | -6.2 pts |
| 2022 | Dickinsons | Green | +7.3 pts | +1.2 pts | +6.1 pts |
| 2022 | Rickmansworth Town | Liberal Democrats | +0.3 pts | +6.0 pts | -5.7 pts |
| 2022 | South Oxhey | Liberal Democrats | +0.7 pts | +6.0 pts | -5.3 pts |
| 2022 | South Oxhey | Labour | +5.6 pts | +0.3 pts | +5.2 pts |
| 2022 | Chorleywood North and Sarratt | Conservative | -2.0 pts | -6.7 pts | +4.7 pts |
| 2022 | Gade Valley | Conservative | -2.2 pts | -6.7 pts | +4.5 pts |
| 2022 | Oxhey Hall and Hayling | Conservative | -2.5 pts | -6.7 pts | +4.2 pts |
| 2022 | Penn and Mill End | Conservative | -3.4 pts | -6.7 pts | +3.4 pts |
| 2022 | Leavesden | Conservative | -3.5 pts | -6.7 pts | +3.2 pts |
| 2022 | Gade Valley | Labour | +3.5 pts | +0.3 pts | +3.2 pts |
| 2022 | Rickmansworth Town | Conservative | -3.6 pts | -6.7 pts | +3.1 pts |
| 2022 | Penn and Mill End | Green | -1.8 pts | +1.2 pts | -3.0 pts |
| 2022 | Moor Park and Eastbury | Conservative | -3.8 pts | -6.7 pts | +2.9 pts |
| 2022 | Chorleywood North and Sarratt | Liberal Democrats | +8.9 pts | +6.0 pts | +2.9 pts |
| 2022 | Gade Valley | Green | -1.6 pts | +1.2 pts | -2.8 pts |
| 2022 | Moor Park and Eastbury | Green | -1.4 pts | +1.2 pts | -2.6 pts |
| 2022 | Carpenders Park | VOICE | -2.4 pts | +0.0 pts | -2.5 pts |
| 2022 | Carpenders Park | Labour | +2.7 pts | +0.3 pts | +2.4 pts |
| 2022 | Oxhey Hall and Hayling | Liberal Democrats | +3.6 pts | +6.0 pts | -2.4 pts |
| 2022 | Oxhey Hall and Hayling | Labour | -1.5 pts | +0.3 pts | -1.8 pts |
| 2022 | Rickmansworth Town | Labour | +2.1 pts | +0.3 pts | +1.8 pts |
| 2022 | Gade Valley | Liberal Democrats | +7.6 pts | +6.0 pts | +1.6 pts |
| 2022 | Chorleywood North and Sarratt | Labour | +1.7 pts | +0.3 pts | +1.4 pts |
| 2022 | Dickinsons | Labour | -1.0 pts | +0.3 pts | -1.4 pts |
| 2022 | Penn and Mill End | Liberal Democrats | +4.7 pts | +6.0 pts | -1.3 pts |
| 2022 | Leavesden | Green | -0.1 pts | +1.2 pts | -1.3 pts |
| 2022 | Chorleywood North and Sarratt | Green | -0.0 pts | +1.2 pts | -1.3 pts |
| 2022 | Durrants | Green | -0.0 pts | +1.2 pts | -1.3 pts |
| 2022 | Abbots Langley and Bedmond | Green | +0.0 pts | +1.2 pts | -1.2 pts |
| 2022 | Chorleywood South and Maple Cross | Labour | -0.8 pts | +0.3 pts | -1.2 pts |
| 2022 | Carpenders Park | Liberal Democrats | +4.9 pts | +6.0 pts | -1.1 pts |
| 2022 | Abbots Langley and Bedmond | Labour | -0.7 pts | +0.3 pts | -1.0 pts |
| 2022 | Moor Park and Eastbury | Liberal Democrats | +5.0 pts | +6.0 pts | -1.0 pts |
| 2022 | Abbots Langley and Bedmond | Liberal Democrats | +6.9 pts | +6.0 pts | +0.9 pts |
| 2022 | Oxhey Hall and Hayling | Green | +0.4 pts | +1.2 pts | -0.9 pts |
| 2022 | South Oxhey | Green | +0.5 pts | +1.2 pts | -0.8 pts |
| 2022 | Carpenders Park | Conservative | -6.0 pts | -6.7 pts | +0.8 pts |
| 2022 | Dickinsons | Conservative | -6.1 pts | -6.7 pts | +0.7 pts |
| 2022 | Chorleywood South and Maple Cross | Green | +1.9 pts | +1.2 pts | +0.6 pts |
| 2022 | Abbots Langley and Bedmond | Conservative | -6.2 pts | -6.7 pts | +0.5 pts |
| 2022 | South Oxhey | Conservative | -6.3 pts | -6.7 pts | +0.5 pts |
| 2022 | Carpenders Park | Green | +0.8 pts | +1.2 pts | -0.4 pts |
| 2022 | Moor Park and Eastbury | Labour | +0.2 pts | +0.3 pts | -0.2 pts |
| 2022 | Penn and Mill End | Labour | +0.5 pts | +0.3 pts | +0.1 pts |
| 2022 | Durrants | Labour | +0.4 pts | +0.3 pts | +0.1 pts |
| 2022 | Rickmansworth Town | Green | +1.3 pts | +1.2 pts | +0.0 pts |
| 2021 | Dickinsons | Green | +32.2 pts | +0.2 pts | +31.9 pts |
| 2021 | Leavesden | Liberal Democrats | -32.3 pts | -8.0 pts | -24.3 pts |
| 2021 | Rickmansworth Town | Liberal Democrats | +13.6 pts | -8.0 pts | +21.5 pts |
| 2021 | Rickmansworth Town | Green | -19.1 pts | +0.2 pts | -19.3 pts |
| 2021 | Gade Valley | Liberal Democrats | -26.6 pts | -8.0 pts | -18.6 pts |
| 2021 | Dickinsons | Liberal Democrats | -23.1 pts | -8.0 pts | -15.2 pts |
| 2021 | Chorleywood South and Maple Cross | Conservative | -6.3 pts | +8.6 pts | -14.9 pts |
| 2021 | Chorleywood North and Sarratt | Conservative | -6.2 pts | +8.6 pts | -14.8 pts |
| 2021 | Dickinsons | Conservative | -5.7 pts | +8.6 pts | -14.3 pts |
| 2021 | Carpenders Park | Liberal Democrats | -21.3 pts | -8.0 pts | -13.3 pts |
| 2021 | Chorleywood South and Maple Cross | Liberal Democrats | +5.1 pts | -8.0 pts | +13.1 pts |
| 2021 | South Oxhey | Conservative | +21.7 pts | +8.6 pts | +13.1 pts |
| 2021 | Oxhey Hall and Hayling | Liberal Democrats | +5.1 pts | -8.0 pts | +13.1 pts |
| 2021 | Abbots Langley and Bedmond | Liberal Democrats | -20.0 pts | -8.0 pts | -12.1 pts |
| 2021 | Abbots Langley and Bedmond | Green | -11.5 pts | +0.2 pts | -11.7 pts |
| 2021 | Leavesden | Labour | +11.7 pts | +0.8 pts | +10.9 pts |
| 2021 | Moor Park and Eastbury | Conservative | -0.9 pts | +8.6 pts | -9.4 pts |
| 2021 | Penn and Mill End | Liberal Democrats | +0.3 pts | -8.0 pts | +8.3 pts |
| 2021 | Chorleywood North and Sarratt | Liberal Democrats | -0.3 pts | -8.0 pts | +7.7 pts |
| 2021 | Durrants | Conservative | +14.8 pts | +8.6 pts | +6.2 pts |
| 2021 | Oxhey Hall and Hayling | Conservative | +2.4 pts | +8.6 pts | -6.2 pts |
| 2021 | Moor Park and Eastbury | Liberal Democrats | -1.9 pts | -8.0 pts | +6.1 pts |
| 2021 | South Oxhey | Labour | +6.6 pts | +0.8 pts | +5.8 pts |
| 2021 | Durrants | Liberal Democrats | -13.1 pts | -8.0 pts | -5.1 pts |
| 2021 | Gade Valley | Green | -4.8 pts | +0.2 pts | -5.0 pts |
| 2021 | Leavesden | Green | -4.7 pts | +0.2 pts | -4.9 pts |
| 2021 | Rickmansworth Town | Conservative | +4.1 pts | +8.6 pts | -4.5 pts |
| 2021 | Durrants | Labour | -3.4 pts | +0.8 pts | -4.2 pts |
| 2021 | Dickinsons | Labour | -3.3 pts | +0.8 pts | -4.2 pts |
| 2021 | Chorleywood South and Maple Cross | Labour | +4.6 pts | +0.8 pts | +3.8 pts |
| 2021 | Chorleywood South and Maple Cross | Green | -3.4 pts | +0.2 pts | -3.6 pts |
| 2021 | Chorleywood North and Sarratt | Green | -2.4 pts | +0.2 pts | -2.6 pts |
| 2021 | Carpenders Park | Conservative | +10.7 pts | +8.6 pts | +2.1 pts |
| 2021 | Durrants | Green | +1.6 pts | +0.2 pts | +1.4 pts |
| 2021 | Penn and Mill End | Green | -1.1 pts | +0.2 pts | -1.3 pts |
| 2021 | Oxhey Hall and Hayling | Labour | -0.3 pts | +0.8 pts | -1.1 pts |
| 2021 | Abbots Langley and Bedmond | Labour | +2.0 pts | +0.8 pts | +1.1 pts |
| 2021 | Moor Park and Eastbury | Green | +1.2 pts | +0.2 pts | +1.0 pts |
| 2021 | Gade Valley | Labour | -0.1 pts | +0.8 pts | -1.0 pts |
| 2021 | Penn and Mill End | Conservative | +9.4 pts | +8.6 pts | +0.8 pts |
| 2021 | South Oxhey | Green | +1.0 pts | +0.2 pts | +0.8 pts |
| 2021 | Moor Park and Eastbury | Labour | +1.6 pts | +0.8 pts | +0.7 pts |
| 2021 | Rickmansworth Town | Labour | +1.5 pts | +0.8 pts | +0.7 pts |
| 2021 | Penn and Mill End | Labour | +1.5 pts | +0.8 pts | +0.7 pts |
| 2021 | Chorleywood North and Sarratt | Labour | +0.4 pts | +0.8 pts | -0.5 pts |
| 2021 | Carpenders Park | Labour | +0.4 pts | +0.8 pts | -0.4 pts |
| 2021 | South Oxhey | Liberal Democrats | -7.9 pts | -8.0 pts | +0.1 pts |
| 2019 | Leavesden | Liberal Democrats | +22.2 pts | +8.1 pts | +14.1 pts |
| 2019 | South Oxhey | Labour | -13.4 pts | -3.1 pts | -10.4 pts |
| 2019 | Chorleywood South and Maple Cross | Conservative | +0.2 pts | -10.1 pts | +10.3 pts |
| 2019 | Gade Valley | Liberal Democrats | +18.3 pts | +8.1 pts | +10.2 pts |
| 2019 | Penn and Mill End | Liberal Democrats | -1.9 pts | +8.1 pts | -10.0 pts |
| 2019 | Abbots Langley and Bedmond | Green | +14.6 pts | +4.9 pts | +9.7 pts |
| 2019 | Carpenders Park | Liberal Democrats | +17.6 pts | +8.1 pts | +9.5 pts |
| 2019 | Dickinsons | Liberal Democrats | +17.3 pts | +8.1 pts | +9.2 pts |
| 2019 | South Oxhey | UK Independence Party (UKIP) | +8.9 pts | -0.2 pts | +9.1 pts |
| 2019 | Chorleywood South and Maple Cross | Liberal Democrats | +0.7 pts | +8.1 pts | -7.4 pts |
| 2019 | Oxhey Hall and Hayling | UK Independence Party (UKIP) | +7.2 pts | -0.2 pts | +7.3 pts |
| 2019 | Moor Park and Eastbury | Liberal Democrats | +1.2 pts | +8.1 pts | -6.9 pts |
| 2019 | Carpenders Park | Conservative | -16.6 pts | -10.1 pts | -6.5 pts |
| 2019 | Moor Park and Eastbury | Conservative | -4.1 pts | -10.1 pts | +6.0 pts |
| 2019 | Rickmansworth Town | Green | +10.7 pts | +4.9 pts | +5.7 pts |
| 2019 | Abbots Langley and Bedmond | Liberal Democrats | +13.2 pts | +8.1 pts | +5.1 pts |
| 2019 | Durrants | Conservative | -5.5 pts | -10.1 pts | +4.6 pts |
| 2019 | Dickinsons | Labour | -7.5 pts | -3.1 pts | -4.4 pts |
| 2019 | Dickinsons | Conservative | -13.8 pts | -10.1 pts | -3.7 pts |
| 2019 | Rickmansworth Town | Liberal Democrats | +4.7 pts | +8.1 pts | -3.4 pts |
| 2019 | Oxhey Hall and Hayling | Conservative | -6.8 pts | -10.1 pts | +3.3 pts |
| 2019 | Gade Valley | Green | +8.2 pts | +4.9 pts | +3.3 pts |
| 2019 | Penn and Mill End | Conservative | -7.3 pts | -10.1 pts | +2.8 pts |
| 2019 | Oxhey Hall and Hayling | Liberal Democrats | +5.3 pts | +8.1 pts | -2.8 pts |
| 2019 | Penn and Mill End | Green | +2.3 pts | +4.9 pts | -2.6 pts |
| 2019 | South Oxhey | Green | +2.5 pts | +4.9 pts | -2.4 pts |
| 2019 | Abbots Langley and Bedmond | Labour | -0.9 pts | -3.1 pts | +2.2 pts |
| 2019 | Carpenders Park | Labour | -1.0 pts | -3.1 pts | +2.0 pts |
| 2019 | Chorleywood South and Maple Cross | Green | +3.0 pts | +4.9 pts | -1.9 pts |
| 2019 | South Oxhey | Conservative | -8.3 pts | -10.1 pts | +1.8 pts |
| 2019 | Durrants | Green | +3.5 pts | +4.9 pts | -1.4 pts |
| 2019 | Leavesden | Labour | -1.9 pts | -3.1 pts | +1.2 pts |
| 2019 | Chorleywood North and Sarratt | Labour | -4.0 pts | -3.1 pts | -0.9 pts |
| 2019 | Rickmansworth Town | Conservative | -11.0 pts | -10.1 pts | -0.9 pts |
| 2019 | Gade Valley | Labour | -2.2 pts | -3.1 pts | +0.9 pts |
| 2019 | Rickmansworth Town | Labour | -2.2 pts | -3.1 pts | +0.9 pts |
| 2019 | Chorleywood South and Maple Cross | Labour | -3.8 pts | -3.1 pts | -0.8 pts |
| 2019 | Chorleywood North and Sarratt | Liberal Democrats | +7.3 pts | +8.1 pts | -0.8 pts |
| 2019 | Durrants | Liberal Democrats | +7.4 pts | +8.1 pts | -0.7 pts |
| 2019 | Moor Park and Eastbury | Labour | -3.5 pts | -3.1 pts | -0.4 pts |
| 2019 | South Oxhey | Liberal Democrats | +7.8 pts | +8.1 pts | -0.3 pts |
| 2019 | Oxhey Hall and Hayling | Labour | -3.3 pts | -3.1 pts | -0.3 pts |
| 2019 | Chorleywood North and Sarratt | Conservative | -10.3 pts | -10.1 pts | -0.2 pts |
| 2019 | Penn and Mill End | Labour | -3.2 pts | -3.1 pts | -0.2 pts |
| 2019 | Durrants | Labour | -3.1 pts | -3.1 pts | +0.0 pts |
| 2018 | Durrants | Liberal Democrats | -16.3 pts | -1.5 pts | -14.8 pts |
| 2018 | South Oxhey | Labour | +9.8 pts | -0.9 pts | +10.6 pts |
| 2018 | Rickmansworth Town | Liberal Democrats | -11.2 pts | -1.5 pts | -9.6 pts |
| 2018 | South Oxhey | UK Independence Party (UKIP) | -15.5 pts | -6.5 pts | -9.0 pts |
| 2018 | Carpenders Park | Conservative | +12.6 pts | +4.5 pts | +8.1 pts |
| 2018 | Oxhey Hall and Hayling | Labour | +6.5 pts | -0.9 pts | +7.4 pts |
| 2018 | Chorleywood South and Maple Cross | Liberal Democrats | -8.8 pts | -1.5 pts | -7.3 pts |
| 2018 | Dickinsons | Liberal Democrats | -7.6 pts | -1.5 pts | -6.0 pts |
| 2018 | Gade Valley | Liberal Democrats | -7.2 pts | -1.5 pts | -5.7 pts |
| 2018 | Gade Valley | Conservative | -1.1 pts | +4.5 pts | -5.6 pts |
| 2018 | Chorleywood North and Sarratt | Liberal Democrats | +3.6 pts | -1.5 pts | +5.1 pts |
| 2018 | Gade Valley | Labour | +4.1 pts | -0.9 pts | +4.9 pts |
| 2018 | Carpenders Park | Liberal Democrats | -6.0 pts | -1.5 pts | -4.5 pts |
| 2018 | Oxhey Hall and Hayling | Conservative | +0.1 pts | +4.5 pts | -4.5 pts |
| 2018 | Penn and Mill End | Liberal Democrats | +2.6 pts | -1.5 pts | +4.1 pts |
| 2018 | Rickmansworth Town | Labour | -4.9 pts | -0.9 pts | -4.1 pts |
| 2018 | Moor Park and Eastbury | Liberal Democrats | +2.4 pts | -1.5 pts | +4.0 pts |
| 2018 | Durrants | Labour | +3.0 pts | -0.9 pts | +3.8 pts |
| 2018 | Chorleywood South and Maple Cross | Conservative | +8.2 pts | +4.5 pts | +3.7 pts |
| 2018 | Carpenders Park | Labour | +2.8 pts | -0.9 pts | +3.6 pts |
| 2018 | Leavesden | Conservative | +1.2 pts | +4.5 pts | -3.4 pts |
| 2018 | Moor Park and Eastbury | Conservative | +1.2 pts | +4.5 pts | -3.3 pts |
| 2018 | Chorleywood North and Sarratt | Conservative | +1.3 pts | +4.5 pts | -3.2 pts |
| 2018 | Leavesden | Labour | +1.7 pts | -0.9 pts | +2.6 pts |
| 2018 | Abbots Langley and Bedmond | Liberal Democrats | +0.7 pts | -1.5 pts | +2.2 pts |
| 2018 | Abbots Langley and Bedmond | Conservative | +2.3 pts | +4.5 pts | -2.2 pts |
| 2018 | Oxhey Hall and Hayling | Liberal Democrats | -3.4 pts | -1.5 pts | -1.9 pts |
| 2018 | South Oxhey | Liberal Democrats | +0.3 pts | -1.5 pts | +1.8 pts |
| 2018 | Dickinsons | Conservative | +6.4 pts | +4.5 pts | +1.8 pts |
| 2018 | Chorleywood North and Sarratt | Labour | +0.9 pts | -0.9 pts | +1.8 pts |
| 2018 | Moor Park and Eastbury | Labour | +0.7 pts | -0.9 pts | +1.5 pts |
| 2018 | Leavesden | UK Independence Party (UKIP) | -8.0 pts | -6.5 pts | -1.4 pts |
| 2018 | Penn and Mill End | Labour | +0.4 pts | -0.9 pts | +1.3 pts |
| 2018 | Leavesden | Liberal Democrats | -0.3 pts | -1.5 pts | +1.2 pts |
| 2018 | Rickmansworth Town | UK Independence Party (UKIP) | -5.4 pts | -6.5 pts | +1.2 pts |
| 2018 | Oxhey Hall and Hayling | UK Independence Party (UKIP) | -5.5 pts | -6.5 pts | +1.0 pts |
| 2018 | Abbots Langley and Bedmond | Labour | +0.2 pts | -0.9 pts | +1.0 pts |
| 2018 | Penn and Mill End | Conservative | +3.5 pts | +4.5 pts | -1.0 pts |
| 2018 | Durrants | Conservative | +5.3 pts | +4.5 pts | +0.8 pts |
| 2018 | South Oxhey | Conservative | +3.7 pts | +4.5 pts | -0.8 pts |
| 2018 | Chorleywood North and Sarratt | UK Independence Party (UKIP) | -5.8 pts | -6.5 pts | +0.7 pts |
| 2018 | Chorleywood South and Maple Cross | Labour | -0.3 pts | -0.9 pts | +0.6 pts |
| 2018 | Rickmansworth Town | Conservative | +5.0 pts | +4.5 pts | +0.5 pts |
| 2018 | Abbots Langley and Bedmond | UK Independence Party (UKIP) | -6.7 pts | -6.5 pts | -0.2 pts |
| 2018 | Dickinsons | Labour | -1.0 pts | -0.9 pts | -0.1 pts |
| 2016 | Durrants | Liberal Democrats | +35.5 pts | +10.8 pts | +24.7 pts |
| 2016 | Carpenders Park | Conservative | +6.4 pts | -10.1 pts | +16.5 pts |
| 2016 | South Oxhey | Labour | +16.8 pts | +1.1 pts | +15.7 pts |
| 2016 | Oxhey Hall and Hayling | Liberal Democrats | +25.0 pts | +10.8 pts | +14.2 pts |
| 2016 | Gade Valley | Liberal Democrats | +24.8 pts | +10.8 pts | +14.0 pts |
| 2016 | South Oxhey | Liberal Democrats | -3.1 pts | +10.8 pts | -13.8 pts |
| 2016 | Moor Park and Eastbury | Liberal Democrats | -0.5 pts | +10.8 pts | -11.3 pts |
| 2016 | Chorleywood North and Sarratt | Conservative | +0.8 pts | -10.1 pts | +10.9 pts |
| 2016 | Chorleywood North and Sarratt | Liberal Democrats | +0.3 pts | +10.8 pts | -10.5 pts |
| 2016 | Abbots Langley and Bedmond | Conservative | -20.0 pts | -10.1 pts | -9.9 pts |
