SA33 6SY

Cynwyl Elfed · Carmarthenshire · Wales

Updated September 2026

Compare this postcode

Location overview

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Post town
Carmarthen
Local authority
Carmarthenshire
Constituency
Caerfyrddin
Postcode district
SA33
Postcode sector
SA33 6

Nearby postcodes

Nearby postcode distances
Postcode Distance
SA33 6TG 1.1 km
SA33 6SZ 1.2 km
SA38 9NL 1.4 km
SA33 6SX 1.4 km
SA33 6SU 1.5 km
Complete postcode fields and official codes
Postcode
SA33 6SY
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SA
Postcode district
SA33
Postcode sector
SA33 6
Latitude
51.967421
Longitude
-4.435104
British National Grid easting
232,813
British National Grid northing
232,683

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Carmarthenshire · W06000010
Parish or community
W04000500
Westminster constituency
Caerfyrddin · W07000087
Output area
W00003486
Lower layer super output area
Carmarthenshire 006D · W01000648
Middle layer super output area
Carmarthenshire 006 · W02000147

Postcode source versions

Explore SA33

8 recorded sales at this postcode
Address Date Price
Gwynfryn, Cynwyl Elfed, Carmarthen, SA33 6SY 20 March 2025 £375,000
Rose Villa, Cynwyl Elfed, Carmarthen, SA33 6SY 30 March 2021 £345,000
Blaenffos, Cynwyl Elfed, Carmarthen, SA33 6SY 5 October 2018 £235,000

Census 2021

Population and age profile

Postcode residents
18

9 female, 9 male

Postcode households
5
Residents per household
3.6
SA33 6 residents
3,634

Age bands in SA33 6

Wider postcode sector
Age 0 to 14
12.1%

437 residents

Age 15 to 24
8.7%

316 residents

Age 25 to 44
17.7%

641 residents

Age 45 to 64
32.6%

1,177 residents

Age 65 and over
28.9%

1,043 residents

This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider SA33 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+
0%
Ultrafast, 100 Mbit/s+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
Unable to receive decent fixed or FWA broadband
12.5%
Next Generation Access
100%
Decent broadband available from fixed wireless
62.5%

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.

Nearby transport

  • Bryn Moriah

    BCT · Bryn Iwan

    0.8 miles
  • Bryn Moriah

    BCT · Bryn Iwan

    0.8 miles
  • Maudland Square

    BCT · Tanglwst

    0.8 miles
  • Maudland Square

    BCT · Tanglwst

    0.8 miles
  • Maudland Square

    BCT · Tanglwst

    0.8 miles

Evidence in context

Property market

The five-year median is £375,000 from 1 recorded sale in SA33 6SY. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Carmarthenshire is £197,547 in June 2026, up 6.1% year on year.