LL18 postcode area guide — Conwy
House prices, crime, broadband speeds, mobile signal, schools and demographics for the LL18 postcode district in Conwy — every official dataset on one page.
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Where is LL18?
Broadband & internet speeds in LL18
Excellent coverage
Superfast (30Mb+)
97.9%
Ultrafast (300Mb+)
85.2%
Gigabit-capable
85.2%
Below USO (10Mb)
0.1%
Broadband availability in the LL18 postcode district (Conwy) is Excellent — gigabit-capable full fibre is widely available. Across the 1,204 postcodes Ofcom measures in LL18, superfast broadband (30 Mbit/s or faster) reaches 97.9% of premises and gigabit-capable lines are available to 85.2%.
Around 0.1% of premises in LL18 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 LL18
| Postcode | Superfast | Gigabit |
|---|---|---|
| LL18 1AA | 100% | 100% |
| LL18 1AB | 100% | 0% |
| LL18 1AE | 88.9% | 77.8% |
| LL18 1AG | 100% | 100% |
| LL18 1AH | 100% | 83.3% |
| LL18 1AL | 100% | 75% |
| LL18 1AN | 100% | 100% |
| LL18 1AQ | 100% | 100% |
| LL18 1AS | 100% | 100% |
| LL18 1AT | 100% | 100% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Conwy
Ofcom's coverage model for the wider Conwy district (60,351 premises):
4G indoors — all networks
80.9%
4G outdoors — all networks
97.2%
5G outdoors — all networks
0.3%
Voice indoors — all networks
88.8%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in LL18
Police recorded 330 incidents within about a mile of the centre of LL18 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 156 | 47.3% |
| Anti-social behaviour | 67 | 20.3% |
| Public order | 26 | 7.9% |
| Criminal damage & arson | 22 | 6.7% |
| Other theft | 14 | 4.2% |
| Burglary | 13 | 3.9% |
| Shoplifting | 9 | 2.7% |
| Drugs | 8 | 2.4% |
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 LL18
Based on 490 sales registered with HM Land Registry in the last 12 months, the median sold price in LL18 is £180,000, up 1.7% on the previous year (£177,000).
Detached
£220,000
236 sales
Semi-detached
£178,000
147 sales
Terraced
£140,000
60 sales
Flat / maisonette
£120,000
29 sales
Latest recorded sales in LL18
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 22 May 2026 | £395,000 | Detached | Clwyd Avenue | LL18 6HN |
| 22 May 2026 | £217,500 | Detached | Roseview Crescent | LL18 5BY |
| 20 May 2026 | £140,000 | Semi-detached | Handsworth Crescent | LL18 4HP |
| 15 May 2026 | £110,000 | Flat | Russell Road | LL18 3DG |
| 15 May 2026 | £157,000 | Semi-detached | Spruce Avenue | LL18 3SU |
| 11 May 2026 | £245,000 | Detached | Hazel Court | LL18 4GE |
| 8 May 2026 | £163,000 | Semi-detached | Langford Drive | LL18 5NP |
| 8 May 2026 | £225,000 | Detached | Ffordd Anwyl | LL18 4JW |
| 1 May 2026 | £155,000 | Detached | Bridgegate Road | LL18 4BL |
| 30 Apr 2026 | £142,500 | Detached | St Asaph Avenue | LL18 5EF |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Conwy demographics
Census 2021 figures for the wider Conwy district (114,741 residents, 52,235 households):
| Age profile | |
|---|---|
| Under 15 | 16% |
| 15–29 | 18.3% |
| 30–44 | 15.8% |
| 45–64 | 22.5% |
| 65+ | 27.3% |
| Housing tenure | |
|---|---|
| Owner-occupied | 68.4% |
| Private rented | 19.1% |
| Social rented | 8.1% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around LL18
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Ysgol Hiraddug | Not applicable | — | — | LL18 6AN |
| Ysgol Y Castell | Not applicable | — | — | LL18 5AG |
| Christchurch C.P. School | Not applicable | — | — | LL18 2DS |
| Ysgol Llywelyn | Not applicable | — | — | LL18 4EU |
| Ysgol Y Faenol | Not applicable | — | — | LL18 5TG |
| Ysgol Emmanuel | Not applicable | — | — | LL18 2EG |
| Ysgol Dewi Sant | Not applicable | — | — | LL18 2RE |
| Bryn Hedydd C.P. School | Not applicable | — | — | LL18 3SU |
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 LL18
394 rated food businesses operate in LL18. 262 hold the top rating of 5, 53 are rated 4, and 9 are rated 2 or below.
Among the 5-rated: 1891 Restaurant/Terrace (Rhyl Pavilion), Abergele District Food Bank, Alastair House, Aldi, Aldi Stores Ltd.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in LL18
From a sample of 101 Energy Performance Certificates across 10 LL18 postcodes, the most common rating is band D (average band D). 23% of sampled homes are rated C or better.
Band A
1%
Band C
22%
Band D
49%
Band E
23%
Band F
4%
Band G
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 Conwy
Landlines around LL18 typically use:
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What's it like living in LL18?
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Moving to LL18? Sort your connectivity first
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Postcodes in LL18
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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.