PO1 postcode area guide — Portsmouth

Where is PO1?

Broadband & internet speeds in PO1

Strong coverage

Broadband availability in the PO1 postcode district (Portsmouth) is Strong — superfast is near-universal and gigabit is rolling out. Across the 829 postcodes Ofcom measures in PO1, superfast broadband (30 Mbit/s or faster) reaches 91.7% of premises and gigabit-capable lines are available to 80%.

Around 0% of premises in PO1 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 PO1

Run a speed test to see what you're actually getting, or check your exact postcode.

Mobile signal around Portsmouth

Ofcom's coverage model for the wider Portsmouth district (95,670 premises):

Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.

Crime in PO1

Police recorded 1,133 incidents within about a mile of the centre of PO1 in May 2026 (latest published street-level data). The breakdown:

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 PO1

Based on 215 sales registered with HM Land Registry in the last 12 months, the median sold price in PO1 is £215,000, down 3.6% on the previous year (£223,000).

Latest recorded sales in PO1

Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.

Who lives here? Portsmouth demographics

Census 2021 figures for the wider Portsmouth district (208,003 residents, 86,155 households):

Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.

Schools in and around PO1

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 PO1

376 rated food businesses operate in PO1. 226 hold the top rating of 5, 57 are rated 4, and 29 are rated 2 or below.

Among the 5-rated: Active Me 360 CIC, Admiral Casino, Admirals Fish Chips And Kebab, Age UK Portsmouth/Cosy Corner Cafe, All Bar One.

Source: Food Standards Agency, food hygiene ratings (FHRS) open data.

Energy performance (EPC) in PO1

From a sample of 509 Energy Performance Certificates across 11 PO1 postcodes, the most common rating is band C (average band C). 68% of sampled homes are rated C or better.

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 Portsmouth

Landlines around PO1 typically use:

Had a call from an unknown number? Use our free UK phone number checker to see who called.

What's it like living in PO1?

Postcodes in PO1

Neighbouring districts

All Portsmouth (PO) postcode districts ›

Frequently asked questions

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.