Schools
3 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Tremeirchion is the nearest published school at 1.0 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
LL17 0US
Tremeirchion · Denbighshire · Wales
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- St Asaph
- Ward
- Tremeirchion
- Local authority
- Denbighshire
- Constituency
- Clwyd East
- Postcode district
- LL17
- Postcode sector
- LL17 0
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- LL17 0US
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- LL
- Postcode district
- LL17
- Postcode sector
- LL17 0
- Latitude
- 53.248093
- Longitude
- -3.353421
- British National Grid easting
- 309,790
- British National Grid northing
- 373,195
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Denbighshire · W06000004
- Electoral ward
- Tremeirchion · W05001360
- Parish or community
- W04000177
- Westminster constituency
- Clwyd East · W07000094
- Output area
- W00001334
- Lower layer super output area
- Denbighshire 008D · W01000248
- Middle layer super output area
- Denbighshire 008 · W02000049
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 LL17
Property
8 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| Bryn Celyn, Tremeirchion, St Asaph, LL17 0US | 25 November 2016 | £460,000 |
| Glyn Isaf, Tremeirchion, St Asaph, LL17 0US | 9 December 2014 | £385,000 |
| Pant Glas Isaf, Tremeirchion, St. Asaph, LL17 0US | 19 September 2007 | £486,500 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 3
- Primary
- 0
- Secondary
- 0
- 1.6 km
Ysgol Tremeirchion
Welsh establishment
- 3.2 km
Bodfari C.P. School
Welsh establishment
- 3.4 km
Ysgol Yr Esgob
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 5
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 3
- Public order 1
- Criminal damage and arson 1
Census 2021
Population and age profile
- Postcode residents
- 17
- Postcode households
- 10
- Residents per household
- 1.7
- LL17 0 residents
- 5,411
8 female, 9 male
Age bands in LL17 0
Wider postcode sector- Age 0 to 14
- 13.2%
- Age 15 to 24
- 9.7%
- Age 25 to 44
- 19.8%
- Age 45 to 64
- 29.5%
- Age 65 and over
- 27.8%
769 residents
563 residents
1,153 residents
1,722 residents
1,621 residents
This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider LL17 0 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+
- 0%
- Ultrafast, 100 Mbit/s+
- 0%
- Ultrafast, 300 Mbit/s+
- 0%
- Gigabit-capable
- 0%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 72.7%
- Decent broadband available from fixed wireless
- 63.6%
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.
Nearby transport
- 1.0 miles
Bryn Hyfryd Arms
BCT · Tremeirchion
- 1.1 miles
Groesffordd
BCT · Tremeirchion
- 1.1 miles
Fron Haul
BCT · Sodom
- 1.1 miles
Fron Haul
BCT · Sodom
- 1.1 miles
Henafon
BCT · Tremeirchion
Evidence in context
Recorded crime
5 published events cover 12 months, averaging 0.417 events per published month. The largest recorded category is Violence and sexual offences with 3 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.