LL58 postcode area guide — Isle of Anglesey
House prices, crime, broadband speeds, mobile signal, schools and demographics for the LL58 postcode district in Isle of Anglesey — every official dataset on one page.
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Where is LL58?
Broadband & internet speeds in LL58
Good coverage
Superfast (30Mb+)
90.8%
Ultrafast (300Mb+)
36.8%
Gigabit-capable
36.8%
Below USO (10Mb)
0.4%
Broadband availability in the LL58 postcode district (Isle of Anglesey) is Good — superfast broadband reaches most premises. Across the 191 postcodes Ofcom measures in LL58, superfast broadband (30 Mbit/s or faster) reaches 90.8% of premises and gigabit-capable lines are available to 36.8%.
Around 0.4% of premises in LL58 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 LL58
| Postcode | Superfast | Gigabit |
|---|---|---|
| LL58 8AA | 100% | 0% |
| LL58 8AB | 97.6% | 0% |
| LL58 8AD | 100% | 0% |
| LL58 8AE | 100% | 0% |
| LL58 8AF | 100% | 0% |
| LL58 8AJ | 100% | 0% |
| LL58 8AL | 100% | 18.8% |
| LL58 8AP | 100% | 0% |
| LL58 8AQ | 91.7% | 91.7% |
| LL58 8AT | 100% | 100% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Isle of Anglesey
Ofcom's coverage model for the wider Isle Of Anglesey district (38,436 premises):
4G indoors — all networks
69.9%
4G outdoors — all networks
97.4%
5G outdoors — all networks
—
Voice indoors — all networks
76.2%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in LL58
Police recorded 4 incidents within about a mile of the centre of LL58 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 2 | 50.0% |
| Anti-social behaviour | 1 | 25.0% |
| Criminal damage & arson | 1 | 25.0% |
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 LL58
Based on 45 sales registered with HM Land Registry in the last 12 months, the median sold price in LL58 is £315,000, up 16.7% on the previous year (£270,000).
Detached
£480,000
19 sales
Semi-detached
£320,000
6 sales
Terraced
£210,000
13 sales
Flat / maisonette
£175,000
5 sales
Latest recorded sales in LL58
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 12 May 2026 | £210,000 | Terraced | Mona Terrace | LL58 8NN |
| 11 May 2026 | £297,600 | Detached | LL58 8TS | |
| 8 May 2026 | £825,000 | Detached | LL58 8ND | |
| 1 May 2026 | £280,000 | Detached | LL58 8PF | |
| 1 May 2026 | £195,000 | Semi-detached | LL58 8NP | |
| 30 Apr 2026 | £320,000 | Semi-detached | Bulkeley Cottages | LL58 8HP |
| 17 Apr 2026 | £380,000 | Semi-detached | New Street | LL58 8EG |
| 2 Apr 2026 | £470,000 | Detached | LL58 8UA | |
| 20 Mar 2026 | £585,000 | Semi-detached | LL58 8RR | |
| 19 Mar 2026 | £360,000 | Terraced | Rating Row | LL58 8AF |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Isle of Anglesey demographics
Census 2021 figures for the wider Isle of Anglesey district (68,878 residents, 30,824 households):
| Age profile | |
|---|---|
| Under 15 | 17% |
| 15–29 | 18.6% |
| 30–44 | 15.9% |
| 45–64 | 22.1% |
| 65+ | 26.4% |
| Housing tenure | |
|---|---|
| Owner-occupied | 68.2% |
| Private rented | 15.9% |
| Social rented | 3.4% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around LL58
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Ysgol Gynradd Beaumaris | Not applicable | — | — | LL58 8HL |
| Ysgol Gynradd Llangoed | Not applicable | — | — | LL58 8SA |
| Treffos School | Not applicable | — | — | LL59 5SL |
| Ysgol Gynradd Llandegfan | Not applicable | — | — | LL59 5UW |
| Ysgol Gynradd Hirael | Not applicable | — | — | LL57 1BA |
| Bangor Independent School | Not applicable | — | — | LL57 1DT |
| Ysgol Glancegin | Not applicable | — | — | LL57 1ST |
| Ysgol Y Garnedd | Not applicable | — | — | LL57 1LD |
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 LL58
51 rated food businesses operate in LL58. 44 hold the top rating of 5, 3 are rated 4, and none are currently rated 2 or below.
Among the 5-rated: ABC Service Station, Aluminati BS550, August Coffee Bar Ltd, Baron Hill Golf Club, Beau's Tea Rooms.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in LL58
From a sample of 185 Energy Performance Certificates across 11 LL58 postcodes, the most common rating is band D (average band D). 24% of sampled homes are rated C or better.
Band A
1%
Band B
1%
Band C
23%
Band D
37%
Band E
28%
Band F
5%
Band G
6%
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 Isle of Anglesey
Landlines around LL58 typically use:
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What's it like living in LL58?
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Moving to LL58? Sort your connectivity first
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Postcodes in LL58
Neighbouring districts
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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.