LL11 postcode area guide — Denbighshire
House prices, crime, broadband speeds, mobile signal, schools and demographics for the LL11 postcode district in Denbighshire — every official dataset on one page.
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Where is LL11?
Broadband & internet speeds in LL11
Strong coverage
Superfast (30Mb+)
96.7%
Ultrafast (300Mb+)
43.9%
Gigabit-capable
43.9%
Below USO (10Mb)
0.3%
Broadband availability in the LL11 postcode district (Denbighshire) is Strong — superfast is near-universal and gigabit is rolling out. Across the 1,256 postcodes Ofcom measures in LL11, superfast broadband (30 Mbit/s or faster) reaches 96.7% of premises and gigabit-capable lines are available to 43.9%.
Around 0.3% of premises in LL11 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 LL11
| Postcode | Superfast | Gigabit |
|---|---|---|
| LL11 0ZY | 100% | 0% |
| LL11 1AA | 100% | 0% |
| LL11 1AB | 100% | 100% |
| LL11 1AF | 100% | 100% |
| LL11 1AG | 100% | 62.5% |
| LL11 1AH | 100% | 57.1% |
| LL11 1AL | 100% | 33.3% |
| LL11 1AP | 100% | 54.5% |
| LL11 1AR | 66.7% | 0% |
| LL11 1AT | 83.3% | 83.3% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Denbighshire
Ofcom's coverage model for the wider Denbighshire district (51,278 premises):
4G indoors — all networks
80.5%
4G outdoors — all networks
98%
5G outdoors — all networks
—
Voice indoors — all networks
84.3%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in LL11
Police recorded 118 incidents within about a mile of the centre of LL11 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 42 | 35.6% |
| Anti-social behaviour | 32 | 27.1% |
| Criminal damage & arson | 18 | 15.3% |
| Burglary | 6 | 5.1% |
| Other theft | 4 | 3.4% |
| Public order | 4 | 3.4% |
| Drugs | 3 | 2.5% |
| Shoplifting | 3 | 2.5% |
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 LL11
Based on 417 sales registered with HM Land Registry in the last 12 months, the median sold price in LL11 is £187,500, up 4.2% on the previous year (£180,000).
Detached
£290,000
120 sales
Semi-detached
£183,200
163 sales
Terraced
£150,001
91 sales
Flat / maisonette
£115,000
30 sales
Latest recorded sales in LL11
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 18 May 2026 | £189,950 | Semi-detached | Oak Meadows | LL11 5TH |
| 16 May 2026 | £250,000 | Terraced | Victoria Road | LL11 6NG |
| 15 May 2026 | £107,000 | Flat | Lamberton Drive | LL11 5FN |
| 14 May 2026 | £216,000 | Semi-detached | Cherry Tree Road | LL11 4DN |
| 11 May 2026 | £166,000 | Semi-detached | Jasmine Court | LL11 6YJ |
| 8 May 2026 | £150,000 | Terraced | Gresford View | LL11 6AA |
| 8 May 2026 | £128,000 | Terraced | Western Villas | LL11 5PL |
| 8 May 2026 | £114,000 | Flat | Lamberton Drive | LL11 5FN |
| 8 May 2026 | £355,000 | Detached | Charles Street | LL11 5FL |
| 8 May 2026 | £95,000 | Semi-detached | Bridge Street | LL11 5PF |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Denbighshire demographics
Census 2021 figures for the wider Denbighshire district (95,817 residents, 42,387 households):
| Age profile | |
|---|---|
| Under 15 | 17.7% |
| 15–29 | 19.6% |
| 30–44 | 16.3% |
| 45–64 | 21.8% |
| 65+ | 24.8% |
| Housing tenure | |
|---|---|
| Owner-occupied | 65.9% |
| Private rented | 20.2% |
| Social rented | 5.5% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around LL11
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Gwersyllt Community Primary School | Not applicable | — | — | LL11 4NT |
| St Mary's Aided Primary School | Not applicable | — | — | LL11 5DA |
| Ysgol Bryn Alyn | Not applicable | — | — | LL11 4HB |
| Ysgol Penrhyn New Broughton Primary | Not applicable | — | — | LL11 6SF |
| Ysgol Heulfan | Not applicable | — | — | LL11 4HS |
| Gorwelion Newydd | Not applicable | — | — | LL11 2NP |
| Noddfa | Not applicable | — | — | LL11 4NT |
| Carla House | Not applicable | — | — | LL11 3UT |
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 LL11
272 rated food businesses operate in LL11. 253 hold the top rating of 5, 10 are rated 4, and 2 are rated 2 or below.
Among the 5-rated: 5 Star Grill, A Marubbi and son, Acorn Playgroup/Stay & Play/Tiny Tums, Acton Park Hotel, Adferiad Soup Dragon.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in LL11
From a sample of 122 Energy Performance Certificates across 11 LL11 postcodes, the most common rating is band D (average band C). 49% of sampled homes are rated C or better.
Band A
1%
Band B
22%
Band C
26%
Band D
33%
Band E
16%
Band F
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 Denbighshire
Landlines around LL11 typically use:
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What's it like living in LL11?
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Moving to LL11? Sort your connectivity first
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Postcodes in LL11
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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.