Schools
7 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gyfun Llangefni is the nearest published school at 1.3 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
LL77 7AQ
Cefni · Isle of Anglesey · Wales
Updated September 2026
Compare this postcodeLocation overview
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Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL77 7AQ
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL77
- Postcode sector
- LL77 7
- Latitude
- 53.245672
- Longitude
- -4.344930
- British National Grid easting
- 243,631
- British National Grid northing
- 374,637
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Isle of Anglesey · W06000001
- Electoral ward
- Cefni · W05001497
- Parish or community
- W04000026
- Westminster constituency
- Ynys Môn · W07000112
- Output area
- W00000025
- Lower layer super output area
- Isle of Anglesey 006A · W01000006
- Middle layer super output area
- Isle of Anglesey 006 · W02000006
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore LL77
Property
6 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Glasfryn, Rhostrehwfa, Llangefni, LL77 7AQ | 31 August 2017 | £450,000 |
| Bryn Awelon, Rhostrehwfa, Llangefni, LL77 7AQ | 20 February 2017 | £181,000 |
| Bronallt, Rhostrehwfa, Llangefni, LL77 7AQ | 31 March 2004 | £242,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 7
- Primary
- 0
- Secondary
- 0
- 2.0 km
Ysgol Gyfun Llangefni
Welsh establishment
- 2.1 km
Ysgol Henblas
Welsh establishment
- 2.3 km
Ysgol Corn Hir
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 23
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 10
- Anti social behaviour 8
- Criminal damage and arson 2
- Drugs 1
- Burglary 1
Census 2021
Population and age profile
- Postcode residents
- 28
- Postcode households
- 11
- Residents per household
- 2.5
- LL77 7 residents
- 7,199
14 female, 14 male
Age bands in LL77 7
Wider postcode sector- Age 0 to 14
- 19%
- Age 15 to 24
- 10.3%
- Age 25 to 44
- 22.4%
- Age 45 to 64
- 25.8%
- Age 65 and over
- 22.5%
1,468 residents
797 residents
1,730 residents
1,988 residents
1,736 residents
This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider LL77 7 sector, not people in this individual postcode.
Small counts are adjusted for privacy, so totals can differ slightly between Census tables.
Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.
Fixed broadband coverage
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
- Superfast, 30 Mbit/s+
- 78.9%
- Ultrafast, 100 Mbit/s+
- 78.9%
- Ultrafast, 300 Mbit/s+
- 78.9%
- Gigabit-capable
- 78.9%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 84.2%
- Decent broadband available from fixed wireless
- 10.5%
Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.
Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.
GP practices
2
within 5 km straight-line
COED Y GLYN SURGERY
COED Y GLYN, CHURCH STREET, LLANGEFNI, LL77 7DU
ODS code W94029
2.6 km
THE SURGERY
GWALCHMAI, HOLYHEAD, LL65 4RS
ODS code W94043
4.5 km
Nearby transport
- 0.1 miles
Swn y Gwynt
BCT · Rhostrehwfa
- 0.1 miles
Stad Ty Gwyn
BCT · Rhostrehwfa
- 0.2 miles
Penrhiw
BCT · Rhostrehwfa
- 0.2 miles
Penrhiw
BCT · Rhostrehwfa
- 0.4 miles
Hendre Fawr
BCT · Rhostrehwfa
Evidence in context
Recorded crime
23 published events cover 12 months, averaging 1.917 events per published month. The largest recorded category is Violence and sexual offences with 10 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.