3Y Avg Price
£200,833
3 sales
Properties
28
20 freehold · 8 leasehold
Sales / Year
1.6
5-year average
Avg £/sq ft
—
Rank in CF38
187th
of 254 streets
Last Sale
£130,000
Jul 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
57 total recorded
23 Heol Undeb
Semi-Detached
£130,000
Jul 2026
8 Heol Undeb
Semi-Detached
£232,500
Jan 2026
35 Heol Undeb
Semi-Detached
£240,000
Oct 2024
17 Heol Undeb
Semi-Detached
£150,000
May 2023
9 Heol Undeb
Semi-Detached
£230,000
Jun 2022
36 Heol Undeb
Semi-Detached
£150,000
Dec 2021
31 Heol Undeb
Semi-Detached
£220,000
Nov 2021
17 Heol Undeb
Semi-Detached
£60,000
Aug 2021
21 Heol Undeb
Semi-Detached
£162,000
Jul 2021
37 Heol Undeb
Semi-Detached
£177,500
May 2021
Street Rankings — CF38
Streets ranked by 3-year average sale price. Showing positions 183–192 of 254.
| # | Street | 3Y Avg |
|---|---|---|
| 183 | Llest Terrace | £203,500 |
| 184 | Meadow Hill | £202,667 |
| 185 | Alexandra Terrace | £201,833 |
| 186 | Birch Crescent | £201,500 |
| 187 | Heol Undeb | £200,833 |
| 188 | Heol Mynydd | £199,950 |
| 189 | Heol Gwrgan | £199,000 |
| 190 | Garth View | £196,750 |
| 191 | Fleming Walk | £195,788 |
| 192 | Nant Dyfed | £195,500 |
Property Mix
Type
Tenure
EPC Ratings
0 of 28 properties have an EPC record
District Context — CF38
CF38 covers the Llanharry and Gelli areas in the Rhondda Cynon Taf borough, in the South Wales valleys north of Cardiff. It is a quieter, more affordable district with a traditional community character.
Average Property Price - CF38
£250,091
29
National percentile
12 month avg at 31 Aug 2026
Average Net Household Income - CF38
£38,906
53
National percentile
2023 census data
10-Year Annualised Price Growth - CF38
3.5%
66
National percentile
Estimate at 31 Aug 2026
10-Year Annualised Rent Growth - CF
5.0%
92
National percentile
Estimate at 31 Aug 2026