CM21 0AT — East Hertfordshire
Sold prices, broadband, crime and local data for the CM21 0AT postcode, UK.
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Sold house prices at CM21 0AT
| Date | Price | Address | Type |
|---|---|---|---|
| 3 Sep 2025 | £877,500 | 5 Rowney Gardens | Detached |
| 29 Aug 2025 | £845,000 | 10 Rowney Gardens | Detached |
| 19 Dec 2024 | £850,500 | 26 Rowney Gardens | Detached |
| 9 Dec 2024 | £868,750 | 6 Rowney Gardens | Detached |
| 19 Oct 2023 | £825,000 | 2 Rowney Gardens | Detached |
| 11 Aug 2022 | £1,200,000 | 25 Rowney Gardens | Detached |
| 29 Apr 2022 | £900,000 | 4 Rowney Gardens | Detached |
Broadband at CM21 0AT
Superfast (30Mb+)
100%
Gigabit-capable
0%
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 CM21 0AT
21 EPCs are registered at this postcode (England & Wales register, certificates lodged since 2012; older ones may have expired or been replaced).
| Property | Rating | Registered |
|---|---|---|
| 3 Rowney Gardens | Band D | Oct 2025 |
| 10 Rowney Gardens | Band D | Mar 2025 |
| 19 Rowney Gardens | Band C | Apr 2024 |
| 26 Rowney Gardens | Band D | Nov 2023 |
| 5 Rowney Gardens | Band D | Jul 2023 |
| 25 Rowney Gardens | Band C | May 2022 |
| 2 Rowney Gardens | Band D | Apr 2022 |
| 19 Rowney Gardens | Band D | Jan 2022 |
| 4 Rowney Gardens | Band D | Dec 2021 |
| 17, Rowney Gardens | Band C | Sep 2019 |
| 3, Rowney Gardens | Band D | Jul 2019 |
| 18, Rowney Gardens | Band D | Mar 2019 |
| 6, Rowney Gardens | Band E | Sep 2016 |
| 9, Rowney Gardens | Band E | Jul 2014 |
| 8, Rowney Gardens | Band D | Jul 2012 |
Source: MHCLG Energy Performance of Buildings Data. Typical ratings for the wider district are on the CM21 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.