SO31 postcode area guide — Eastleigh
House prices, crime, broadband speeds, mobile signal, schools and demographics for the SO31 postcode district in Eastleigh — every official dataset on one page.
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Where is SO31?
Broadband & internet speeds in SO31
Strong coverage
Superfast (30Mb+)
97.3%
Ultrafast (300Mb+)
77.7%
Gigabit-capable
75.5%
Below USO (10Mb)
0%
Broadband availability in the SO31 postcode district (Eastleigh) is Strong — superfast is near-universal and gigabit is rolling out. Across the 1,139 postcodes Ofcom measures in SO31, superfast broadband (30 Mbit/s or faster) reaches 97.3% of premises and gigabit-capable lines are available to 75.5%.
Around 0% of premises in SO31 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 SO31
| Postcode | Superfast | Gigabit |
|---|---|---|
| SO31 1AA | 66.7% | 0% |
| SO31 1AB | 75% | 0% |
| SO31 1AD | 50% | 0% |
| SO31 1AE | 100% | 100% |
| SO31 1AH | 100% | 100% |
| SO31 1AJ | 100% | 100% |
| SO31 1AP | 100% | 100% |
| SO31 1AQ | 100% | 82.6% |
| SO31 1AR | 100% | 93.8% |
| SO31 1AY | 100% | 100% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Eastleigh
Ofcom's coverage model for the wider Eastleigh district (63,870 premises):
4G indoors — all networks
95%
4G outdoors — all networks
99.9%
5G outdoors — all networks
85%
Voice indoors — all networks
98.8%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in SO31
Police recorded 55 incidents within about a mile of the centre of SO31 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Anti-social behaviour | 21 | 38.2% |
| Violence & sexual offences | 14 | 25.5% |
| Public order | 6 | 10.9% |
| Criminal damage & arson | 5 | 9.1% |
| Burglary | 4 | 7.3% |
| Vehicle crime | 2 | 3.6% |
| Other theft | 1 | 1.8% |
| Weapons possession | 1 | 1.8% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in SO31
Based on 591 sales registered with HM Land Registry in the last 12 months, the median sold price in SO31 is £372,000, up 0.5% on the previous year (£370,000).
Detached
£525,000
244 sales
Semi-detached
£348,000
140 sales
Terraced
£295,000
119 sales
Flat / maisonette
£195,000
74 sales
Latest recorded sales in SO31
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 22 May 2026 | £585,000 | Detached | Trimaran Road | SO31 9BE |
| 22 May 2026 | £312,500 | Terraced | Embsay Road | SO31 7DH |
| 20 May 2026 | £490,000 | Detached | Summerfields | SO31 6NN |
| 19 May 2026 | £75,000 | Flat | Dove Gardens | SO31 7FP |
| 15 May 2026 | £200,000 | Flat | Park Mews | SO31 1ED |
| 15 May 2026 | £400,000 | Detached | Red Oaks Drive | SO31 1DG |
| 15 May 2026 | £427,500 | Detached | Church Close | SO31 6LR |
| 14 May 2026 | £360,000 | Detached | Old Bridge Close | SO31 8AX |
| 14 May 2026 | £493,000 | Detached | Warsash Road | SO31 9JE |
| 12 May 2026 | £350,000 | Terraced | Old Common | SO31 6AW |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Eastleigh demographics
Census 2021 figures for the wider Eastleigh district (136,443 residents, 56,924 households):
| Age profile | |
|---|---|
| Under 15 | 19.1% |
| 15–29 | 21.7% |
| 30–44 | 19.9% |
| 45–64 | 19.8% |
| 65+ | 19.5% |
| Housing tenure | |
|---|---|
| Owner-occupied | 71% |
| Private rented | 14% |
| Social rented | 11.9% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around SO31
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Brookfield Community School | Secondary | 11–16 | 1,854 | SO31 7DU |
| The Hamble School | Secondary | 11–16 | 1,139 | SO31 4NE |
| Hook-With-Warsash Church of England Academy | Primary | 5–11 | 421 | SO31 9GD |
| Locks Heath Junior School | Primary | 7–11 | 418 | SO31 9NZ |
| Park Gate Primary School | Primary | 4–11 | 404 | SO31 6LX |
| Sarisbury Church of England Junior School | Primary | 7–11 | 367 | SO31 7AP |
| Hamble Primary School | Primary | 4–11 | 349 | SO31 4ND |
| Netley Abbey Junior School | Primary | 7–11 | 341 | SO31 5EL |
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 SO31
249 rated food businesses operate in SO31. 182 hold the top rating of 5, 29 are rated 4, and 2 are rated 2 or below.
Among the 5-rated: Abbey House Nursing Home, All-American-bits-n-bobz, BANANA WHARF LTD, BONHOMIE HOUSE, CAFE LOWFORD.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in SO31
From a sample of 280 Energy Performance Certificates across 11 SO31 postcodes, the most common rating is band B (average band C). 64% of sampled homes are rated C or better.
Band A
6%
Band B
36%
Band C
23%
Band D
26%
Band E
9%
Band F
1%
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 Eastleigh
Landlines around SO31 typically use:
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What's it like living in SO31?
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Moving to SO31? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Eastleigh — free, no-obligation quote.
Postcodes in SO31
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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.