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SY20 9DP

Aberdyfi · Gwynedd · Wales

Updated September 2026

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Location overview

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Post town
Machynlleth
Ward
Aberdyfi
Local authority
Gwynedd
Constituency
Dwyfor Meirionnydd
Postcode district
SY20
Postcode sector
SY20 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
SY20 9DS 102 m
SY20 9DZ 106 m
SY20 9DR 131 m
SY20 9DL 178 m
SY20 9DJ 179 m
Complete postcode fields and official codes
Postcode
SY20 9DP
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SY
Postcode district
SY20
Postcode sector
SY20 9
Latitude
52.587211
Longitude
-3.920527
British National Grid easting
269,987
British National Grid northing
300,554

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Gwynedd · W06000002
Electoral ward
Aberdyfi · W05001506
Parish or community
W04000093
Westminster constituency
Dwyfor Meirionnydd · W07000096
Output area
W00000235
Lower layer super output area
Gwynedd 017F · W01001933
Middle layer super output area
Gwynedd 017 · W02000026

Postcode source versions

Explore SY20

Use the wider postcode district to compare the same evidence across more locations.

Property

At this postcode

View all property records
13 recorded sales at this postcode
Address Date Price
Ty Alys, Tower Road, Pennal, Machynlleth, SY20 9DP 9 May 2024 £280,000
Hafodawel, Tower Road, Pennal, Machynlleth, SY20 9DP 2 March 2021 £340,000
Enlli, Tower Road, Pennal, Machynlleth, SY20 9DP 6 October 2020 £270,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
1
Primary
0
Secondary
0

  1. Ysgol Gynradd Pennal

    Welsh establishment

    246 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
12
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Other theft 5
  • Violence and sexual offences 5
  • Anti social behaviour 2

Census 2021

Population and age profile

Postcode residents
28

12 female, 16 male

Postcode households
11
Residents per household
2.5
SY20 9 residents
2,098

Age bands in SY20 9

Wider postcode sector
Age 0 to 14
12.5%

273 residents

Age 15 to 24
7.4%

162 residents

Age 25 to 44
17.7%

388 residents

Age 45 to 64
35.2%

770 residents

Age 65 and over
27.2%

594 residents

This postcode contained 1.3% of the sector's usual residents on Census Day. The age profile describes the wider SY20 9 sector, not people in this individual postcode.

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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+
100%
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
100%
Decent broadband available from fixed wireless
0%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

Nearby transport

  • Pennal

    BCT · Pennal

    0.1 miles

  • Pennal

    BCT · Pennal

    0.1 miles

  • Riverside Inn

    BCT · Pennal

    0.1 miles

  • Riverside Inn

    BCT · Pennal

    0.1 miles

  • Cwrt Car Park

    BCT · Cwrt

    0.8 miles

Evidence in context

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Property market

Recorded sales

The five-year median is £280,000 from 1 recorded sale in SY20 9DP. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Gwynedd is £206,665 in June 2026, up 5.7% year on year.

Schools

Published establishments

1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gynradd Pennal is the nearest published school at 246 m.

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

Recorded crime

Published police records

12 published events cover 12 months, averaging 1 events per published month. The largest recorded category is Other theft with 5 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.