CM20 3SZ — East Hertfordshire
Sold prices, broadband, crime and local data for the CM20 3SZ postcode, UK.
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Sold house prices at CM20 3SZ
| Date | Price | Address | Type |
|---|---|---|---|
| 22 Apr 2026 | £338,000 | 95 Green Hills | Terraced |
| 29 Apr 2024 | £294,200 | 105 Green Hills | Detached |
| 26 Apr 2024 | £325,000 | 107 Green Hills | Terraced |
| 31 Jan 2022 | £290,000 | 105 Green Hills | Detached |
Broadband at CM20 3SZ
Superfast (30Mb+)
100%
Gigabit-capable
100%
Median download
—
Median upload
—
Figures are Ofcom availability data for this exact postcode. Use the checker above for a live lookup including mobile signal on all four networks.
Energy performance certificates at CM20 3SZ
30 EPCs are registered at this postcode (England & Wales register, certificates lodged since 2012; older ones may have expired or been replaced).
| Property | Rating | Registered |
|---|---|---|
| 91 Green Hills | Band D | Apr 2026 |
| 86 Green Hills | Band D | Jul 2025 |
| 113 Green Hills | Band D | Mar 2025 |
| 83 Green Hills | Band C | Mar 2025 |
| 89 Green Hills | Band D | Mar 2025 |
| 110 Green Hills | Band D | Feb 2025 |
| 84 Green Hills | Band C | Feb 2025 |
| 114 Green Hills | Band D | Feb 2025 |
| 93 Green Hills | Band C | Feb 2025 |
| 100 Green Hills | Band C | Feb 2025 |
| 116 Green Hills | Band D | Feb 2025 |
| 88 Green Hills | Band D | Jan 2025 |
| 104 Green Hills | Band C | Nov 2024 |
| 115 Green Hills | Band C | Feb 2024 |
| 85 Green Hills | Band C | Jan 2024 |
Source: MHCLG Energy Performance of Buildings Data. Typical ratings for the wider district are on the CM20 area report.
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Contains HM Land Registry data © Crown copyright and database right 2026; crime data from police.uk; broadband data from Ofcom Connected Nations — Open Government Licence v3.0.