Property market
The five-year median is £303,500 from 2 recorded sales in CF83 1LH. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Caerphilly is £197,272 in June 2026, up 5.9% year on year.
St Martins · Caerphilly · Wales
Updated September 2026
Compare this postcode| Address | Date | Price |
|---|---|---|
| 8, Southern Street, Caerphilly, CF83 1LH | 12 December 2023 | £160,000 |
| Mylad House, 19, Southern Street, Caerphilly, CF83 1LH | 7 September 2023 | £447,000 |
| 9, Southern Street, Caerphilly, CF83 1LH | 12 March 2021 | £185,000 |
Within 3.1 miles of this postcode
Twyn Primary School
Welsh establishment
St Martin's School
Welsh establishment
Ysgol Gynradd Gymraeg Y Castell
Welsh establishment
Within 1 mile of this postcode
Census 2021
20 female, 21 male
2,113 residents
1,228 residents
3,042 residents
3,349 residents
2,621 residents
This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider CF83 1 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.
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
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.
7
within 5 km straight-line
TONYFELIN MEDICAL CENTRE, TONYFELIN SURGERY, BEDWAS ROAD, CAERPHILLY, CF83 1XP
ODS code W95046
395 m
HEOL BRO WEN, CAERPHILLY, CF83 3GH
ODS code W95059
1.1 km
4 BEDDAU WAY, CAERPHILLY, CF83 2AX
ODS code W95049
2.2 km
THE BRYN, TRETHOMAS, CAERPHILLY, CF83 8GL
ODS code W95008
2.7 km
LLANBRADACH CENTRE FOR HEALTH, 12 PENCERRIG STREET, LLANBRADACH, CAERPHILLY, CF83 3LR
ODS code W95073
3.7 km
EXCALIBUR DRIVE, THORNHILL, CARDIFF, CF14 9BB
ODS code W97015
4.3 km
MEDDYGFA TRIDWR, 27-29 THOMAS STREET, CAERPHILLY, CF83 4AU
ODS code W00005
4.5 km
Twyn School
BCT · Caerphilly
North View Terrace
BCT · Caerphilly
North View Terrace
BCT · Caerphilly
Caerphilly Library / The Twyn
BCT · Caerphilly
Castle Court Bandstand
BCT · Caerphilly
The five-year median is £303,500 from 2 recorded sales in CF83 1LH. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Caerphilly is £197,272 in June 2026, up 5.9% year on year.
24 open schools are in scope, including 0 primary and 0 secondary schools. Twyn Primary School is the nearest published school at 29 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
2,452 published events cover 12 months, averaging 204.333 events per published month. The largest recorded category is Violence and sexual offences with 919 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.