SG1 1AZ — North Hertfordshire
Sold prices, broadband, crime and local data for the SG1 1AZ postcode, UK.
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Sold house prices at SG1 1AZ
| Date | Price | Address | Type |
|---|---|---|---|
| 5 Sep 2025 | £180,500 | Boston House Park Place | Flat |
| 6 Sep 2024 | £170,000 | Boston House Park Place | Flat |
Broadband at SG1 1AZ
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 SG1 1AZ
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 |
|---|---|---|
| Flat 90 Boston House | Band C | Feb 2019 |
| Flat 91 Boston House | Band C | Feb 2019 |
| Flat 61 Boston House | Band B | Feb 2019 |
| Flat 89 Boston House | Band C | Feb 2019 |
| Flat 101 Boston House | Band C | Feb 2019 |
| Flat 95 Boston House | Band D | Feb 2019 |
| Flat 88 Boston House | Band D | Feb 2019 |
| Flat 100 Boston House | Band C | Feb 2019 |
| Flat 96 Boston House | Band C | Feb 2019 |
| Flat 82 Boston House | Band C | Feb 2019 |
| Flat 92 Boston House | Band C | Feb 2019 |
| Flat 81 Boston House | Band C | Feb 2019 |
| Flat 68 Boston House | Band B | Feb 2019 |
| Flat 83 Boston House | Band C | Feb 2019 |
| Flat 93 Boston House | Band C | Feb 2019 |
Source: MHCLG Energy Performance of Buildings Data. Typical ratings for the wider district are on the SG1 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.