SY18 6QY

Llanidloes · Powys · Wales

Updated September 2026

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Location overview

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Post town: Llanidloes
Ward: Llanidloes
Local authority: Powys
Constituency: Montgomeryshire and Glyndwr
Postcode district: SY18
Postcode sector: SY18 6

Nearby postcodes

Nearby postcode distances
Postcode	Distance
SY18 6QD	728 m
SY18 6QE	922 m
SY18 6QX	1.1 km
SY18 6QF	1.6 km
SY18 6JN	1.8 km

Complete postcode fields and official codes

Postcode: SY18 6QY
Status: Current
Introduced: 1 January 1980
Terminated: Not published
Postcode area: SY
Postcode district: SY18
Postcode sector: SY18 6
Latitude: 52.402140
Longitude: -3.539231
British National Grid easting: 295,378
British National Grid northing: 279,350

Statistical and administrative geographies

Country: Wales · W92000004
Region: W99999999
Local authority district: Powys · W06000023
Electoral ward: Llanidloes · W05001153
Parish or community: W04000311
Westminster constituency: Montgomeryshire and Glyndwr · W07000102
Output area: W00002285
Lower layer super output area: Powys 010A · W01000429
Middle layer super output area: Powys 010 · W02000106

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 SY18

Property

View all property records

7 recorded sales at this postcode

Address	Date	Price
Oleuddu Isaf, Tylwch, Llanidloes, SY18 6QY	2 June 2021	£326,000
Bronheulwen, Tylwch, Llanidloes, SY18 6QY	10 July 2020	£325,000
Oleuddu Isaf, Tylwch, Llanidloes, SY18 6QY	2 July 2018	£295,000

Schools

Within 3.1 miles of this postcode

View all nearby schools

Open schools: 2
Primary: 0
Secondary: 0

Llanidloes High School

Welsh establishment
4.5 km
Llanidloes C.P. School

Welsh establishment
4.6 km

Census 2021

Population and age profile

Postcode residents: 10
Postcode households: 3
Residents per household: 3.3
SY18 6 residents: 4,531

Age bands in SY18 6

Wider postcode sector

Age 0 to 14: 15.4%
Age 15 to 24: 7.5%
Age 25 to 44: 19.4%
Age 45 to 64: 29.6%
Age 65 and over: 28.1%

This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider SY18 6 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+: 33.3%
Ultrafast, 100 Mbit/s+: 0%
Ultrafast, 300 Mbit/s+: 0%
Gigabit-capable: 0%

Unable to receive decent fixed or FWA broadband: 66.7%
Next Generation Access: 100%
Decent broadband available from fixed wireless: 0%

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

Old Station

BCT · Tylwch
1.1 miles
Old Station

BCT · Tylwch
1.1 miles
Bwlch-y-garreg

BCT · Cwmbelan
1.4 miles
Bwlch-y-garreg

BCT · Cwmbelan
1.4 miles
Jubilee Terrace

BCT · Cwmbelan
1.5 miles

Evidence in context

Schools

2 open schools are in scope, including 0 primary and 0 secondary schools. Llanidloes High School is the nearest published school at 2.8 miles.

Counts describe active establishment records. They do not assess admissions, catchments or quality.