NP10 postcode area guide — Caerphilly
House prices, crime, broadband speeds, mobile signal, schools and demographics for the NP10 postcode district in Caerphilly — every official dataset on one page.
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Where is NP10?
Broadband & internet speeds in NP10
Strong coverage
Superfast (30Mb+)
95.9%
Ultrafast (300Mb+)
79.2%
Gigabit-capable
78.2%
Below USO (10Mb)
0%
Broadband availability in the NP10 postcode district (Caerphilly) is Strong — superfast is near-universal and gigabit is rolling out. Across the 585 postcodes Ofcom measures in NP10, superfast broadband (30 Mbit/s or faster) reaches 95.9% of premises and gigabit-capable lines are available to 78.2%.
Around 0% of premises in NP10 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 NP10
| Postcode | Superfast | Gigabit |
|---|---|---|
| NP10 0AA | 100% | 100% |
| NP10 0AB | 100% | 96% |
| NP10 0AD | 100% | 100% |
| NP10 0AE | 100% | 100% |
| NP10 0AF | 100% | 100% |
| NP10 0AG | 100% | 100% |
| NP10 0AH | 100% | 100% |
| NP10 0AJ | 100% | 100% |
| NP10 0AL | 100% | 100% |
| NP10 0AN | 100% | 100% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Caerphilly
Ofcom's coverage model for the wider Caerphilly district (84,902 premises):
4G indoors — all networks
94.3%
4G outdoors — all networks
99.9%
5G outdoors — all networks
6%
Voice indoors — all networks
96.8%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in NP10
Police recorded 71 incidents within about a mile of the centre of NP10 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 30 | 42.3% |
| Anti-social behaviour | 14 | 19.7% |
| Other theft | 6 | 8.5% |
| Criminal damage & arson | 5 | 7.0% |
| Vehicle crime | 5 | 7.0% |
| Public order | 4 | 5.6% |
| Bicycle theft | 2 | 2.8% |
| Weapons possession | 2 | 2.8% |
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 NP10
Based on 324 sales registered with HM Land Registry in the last 12 months, the median sold price in NP10 is £290,000, up 6.0% on the previous year (£273,500).
Detached
£387,500
138 sales
Semi-detached
£260,000
101 sales
Terraced
£200,000
58 sales
Flat / maisonette
£125,000
17 sales
Latest recorded sales in NP10
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 19 May 2026 | £53,000 | Flat | Llwyn Deri Close | NP10 8JS |
| 15 May 2026 | £255,000 | Semi-detached | Spitfire Road | NP10 9NR |
| 15 May 2026 | £233,000 | Semi-detached | Birch Grove | NP10 9FR |
| 11 May 2026 | £247,315 | Semi-detached | Squires Close | NP10 0BW |
| 11 May 2026 | £137,000 | Terraced | Beech Grove | NP10 8TB |
| 8 May 2026 | £250,000 | Semi-detached | Laurel Road | NP10 8PL |
| 8 May 2026 | £53,000 | Flat | Llwyn Deri Close | NP10 8JS |
| 30 Apr 2026 | £417,000 | Detached | Jubilee Way | NP10 9PN |
| 30 Apr 2026 | £287,500 | Semi-detached | Glasllwch Crescent | NP10 9SG |
| 30 Apr 2026 | £525,000 | Detached | Llangorse Drive | NP10 9HJ |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Caerphilly demographics
Census 2021 figures for the wider Caerphilly district (175,952 residents, 76,255 households):
| Age profile | |
|---|---|
| Under 15 | 18.5% |
| 15–29 | 22.1% |
| 30–44 | 18.7% |
| 45–64 | 20.7% |
| 65+ | 20.1% |
| Housing tenure | |
|---|---|
| Owner-occupied | 67.5% |
| Private rented | 13.4% |
| Social rented | 5.6% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around NP10
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Mount Pleasant Primary | Not applicable | — | — | NP10 0AB |
| Rogerstone Primary School | Not applicable | — | — | NP10 9YX |
| High Cross Primary | Not applicable | — | — | NP10 9AB |
| Pentrepoeth C.P. School | Not applicable | — | — | NP10 8JN |
| The John Frost School | Not applicable | — | — | NP10 8YD |
| Bassaleg School | Not applicable | — | — | NP10 8NF |
| St Joseph's R.C.High School | Not applicable | — | — | NP10 8XH |
| Greenfields School | Not applicable | — | — | NP10 8AT |
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 NP10
123 rated food businesses operate in NP10. 95 hold the top rating of 5, 17 are rated 4, and 1 are rated 2 or below.
Among the 5-rated: Acorns Day Nursery, Acorns Nurseries Ltd, Aramark @ Bassaleg School, Asda Express Newport Highcross PFS, Asda Stores Ltd.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in NP10
From a sample of 144 Energy Performance Certificates across 11 NP10 postcodes, the most common rating is band C (average band C). 60% of sampled homes are rated C or better.
Band B
1%
Band C
60%
Band D
35%
Band E
3%
Band G
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 Caerphilly
Landlines around NP10 typically use:
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What's it like living in NP10?
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Moving to NP10? Sort your connectivity first
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Postcodes in NP10
Neighbouring districts
All Newport (NP) 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.