SY20 9WG

Glantwymyn · Powys · Wales

Updated September 2026

Compare this postcode

Location overview

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Ward: Glantwymyn
Local authority: Powys
Constituency: Montgomeryshire and Glyndwr
Postcode district: SY20
Postcode sector: SY20 9

Nearby postcodes

Nearby postcode distances
Postcode	Distance
SY20 9HE	1.1 km
SY20 9RR	2.5 km
SY20 9RT	2.6 km
SY20 9RS	2.6 km
SY20 9RP	2.7 km

Complete postcode fields and official codes

Postcode: SY20 9WG
Status: Terminated
Introduced: 1 June 1998
Terminated: 1 June 2000
Postcode area: SY
Postcode district: SY20
Postcode sector: SY20 9
Latitude: 52.656097
Longitude: -3.789827
British National Grid easting: 279,031
British National Grid northing: 307,988

Statistical and administrative geographies

Country: Wales · W92000004
Region: W99999999
Local authority district: Powys · W06000023
Electoral ward: Glantwymyn · W05001131
Parish or community: W04000275
Westminster constituency: Montgomeryshire and Glyndwr · W07000102
Output area: W00002355
Lower layer super output area: Powys 004A · W01000442
Middle layer super output area: Powys 004 · W02000100

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 SY20

Schools

Within 3.1 miles of this postcode

View all nearby schools

Open schools: 2
Primary: 0
Secondary: 0

Ysgol Gynradd Dyffryn Dulas

Welsh establishment
3.6 km
Ysgol Glantwymyn

Welsh establishment
4.9 km

Census 2021

Population and age profile

Postcode residents: Not supplied
Postcode households: Not supplied
Residents per household: Not available
SY20 9 residents: 2,098

Age bands in SY20 9

Wider postcode sector

Age 0 to 14: 12.5%
Age 15 to 24: 7.4%
Age 25 to 44: 17.7%
Age 45 to 64: 35.2%
Age 65 and over: 27.2%

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.

Nearby transport

Aberllefenni War Memorial

BCT · Aberllefenni
1.7 miles
Aberllefenni War Memorial

BCT · Aberllefenni
1.7 miles
Garneddwen

BCT · Corris
1.7 miles
Garneddwen War Memorial

BCT · Corris
1.7 miles
Aberllefenni

BCT · Aberllefenni
1.7 miles

Evidence in context

Schools

2 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gynradd Dyffryn Dulas is the nearest published school at 2.2 miles.

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