SG10 postcode area guide — East Hertfordshire
House prices, crime, broadband speeds, mobile signal, schools and demographics for the SG10 postcode district in East Hertfordshire — every official dataset on one page.
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Where is SG10?
Broadband & internet speeds in SG10
Good coverage
Superfast (30Mb+)
86.5%
Ultrafast (300Mb+)
23%
Gigabit-capable
23%
Below USO (10Mb)
0.9%
Broadband availability in the SG10 postcode district (East Hertfordshire) is Good — superfast broadband reaches most premises. Across the 108 postcodes Ofcom measures in SG10, superfast broadband (30 Mbit/s or faster) reaches 86.5% of premises and gigabit-capable lines are available to 23%.
Around 0.9% of premises in SG10 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in SG10
| Postcode | Superfast | Gigabit |
|---|---|---|
| SG10 6AA | 100% | 0% |
| SG10 6AB | 100% | 0% |
| SG10 6AD | 25% | 0% |
| SG10 6AE | 28.6% | 0% |
| SG10 6AF | 50% | 0% |
| SG10 6AH | 100% | 0% |
| SG10 6AJ | 88.9% | 0% |
| SG10 6AL | 100% | 0% |
| SG10 6AN | 100% | 0% |
| SG10 6AP | 100% | 0% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around East Hertfordshire
Ofcom's coverage model for the wider East Hertfordshire district (71,670 premises):
4G indoors — all networks
87.2%
4G outdoors — all networks
98.8%
5G outdoors — all networks
27.7%
Voice indoors — all networks
90.2%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
House prices in SG10
Based on 19 sales registered with HM Land Registry in the last 12 months, the median sold price in SG10 is £712,500, essentially flat on the previous year (£715,000).
Detached
£870,000
9 sales
Semi-detached
£520,000
3 sales
Latest recorded sales in SG10
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 27 Apr 2026 | £1,750,000 | Detached | Hadham Cross | SG10 6DE |
| 13 Mar 2026 | £367,500 | Semi-detached | Hadham Cross | SG10 6AL |
| 15 Jan 2026 | £1,750,000 | Detached | Perry Green | SG10 6EH |
| 6 Jan 2026 | £520,000 | Semi-detached | High Street | SG10 6BU |
| 19 Dec 2025 | £870,000 | Detached | Perry Green | SG10 6DU |
| 8 Dec 2025 | £425,000 | Other | Ash Meadow | SG10 6DP |
| 2 Dec 2025 | £712,500 | Detached | Hadham Cross | SG10 6AP |
| 25 Nov 2025 | £335,000 | Terraced | Ash Meadow | SG10 6DP |
| 10 Nov 2025 | £1,150,000 | Semi-detached | Moor Place Park | SG10 6BF |
| 24 Oct 2025 | £401,150 | Detached | The Square | SG10 6BX |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? East Hertfordshire demographics
Census 2021 figures for the wider East Hertfordshire district (150,155 residents, 62,023 households):
| Age profile | |
|---|---|
| Under 15 | 19.3% |
| 15–29 | 21.1% |
| 30–44 | 20.5% |
| 45–64 | 20.9% |
| 65+ | 18.2% |
| Housing tenure | |
|---|---|
| Owner-occupied | 69.4% |
| Private rented | 16.1% |
| Social rented | 11.4% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around SG10
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| St Andrew's CE Primary School and Nursery | Primary | 3–11 | 213 | SG10 6DL |
| St Elizabeth's School | Not applicable | 5–19 | 64 | SG10 6EW |
| St Elizabeth's Centre | Not applicable | 16–25 | — | SG10 6EW |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in SG10
14 rated food businesses operate in SG10. 7 hold the top rating of 5, 2 are rated 4, and none are currently rated 2 or below.
Among the 5-rated: Henry Moore Foundation Visitor Cafe, Henry Moore Studios And Gardens, Micro Bakery, Micro Bakery, Much Hadham Playgroup.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in SG10
From a sample of 95 Energy Performance Certificates across 10 SG10 postcodes, the most common rating is band D (average band D). 43% of sampled homes are rated C or better.
Band B
14%
Band C
29%
Band D
38%
Band E
13%
Band F
4%
Band G
2%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for East Hertfordshire
Landlines around SG10 typically use:
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What's it like living in SG10?
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Moving to SG10? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across East Hertfordshire — free, no-obligation quote.
Postcodes in SG10
Neighbouring districts
All Stevenage (SG) postcode districts ›
Frequently asked questions
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Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.