HP9 postcode area guide — Buckinghamshire

Where is HP9?

Broadband & internet speeds in HP9

Strong coverage

Broadband availability in the HP9 postcode district (Buckinghamshire) is Strong — superfast is near-universal and gigabit is rolling out. Across the 539 postcodes Ofcom measures in HP9, superfast broadband (30 Mbit/s or faster) reaches 95.1% of premises and gigabit-capable lines are available to 69.7%.

Around 0% of premises in HP9 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 HP9

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

Mobile signal around Buckinghamshire

Ofcom's coverage model for the wider Buckinghamshire district (250,700 premises):

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

Crime in HP9

Police recorded 52 incidents within about a mile of the centre of HP9 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 HP9

Based on 173 sales registered with HM Land Registry in the last 12 months, the median sold price in HP9 is £950,000, down 2.6% on the previous year (£975,000).

Latest recorded sales in HP9

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

Who lives here? Buckinghamshire demographics

Census 2021 figures for the wider Buckinghamshire district (553,079 residents, 220,327 households):

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

Schools in and around HP9

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 HP9

152 rated food businesses operate in HP9. 116 hold the top rating of 5, 23 are rated 4, and none are currently rated 2 or below.

Among the 5-rated: @homepizza, Abbeyfield Beaconsfield Society, Achimi, Asda Express Greggs Holtspur, Asda Express Holtspur PFS.

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

Energy performance (EPC) in HP9

From a sample of 154 Energy Performance Certificates across 11 HP9 postcodes, the most common rating is band D (average band D). 34% 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 Buckinghamshire

Landlines around HP9 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 HP9?

Postcodes in HP9

Neighbouring districts

All Hemel Hempstead (HP) 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.