17, Upper Glyn Gwyn Street
17, Upper Glyn Gwyn Street
Description & Estimates
Public records show 17, Upper Glyn Gwyn Street, Caerphilly to be a period freehold house with 850 ft2 of internal area, sitting on a 132 m2 plot.
In this area, houses of this size normally have 3 bedrooms with a garden.
17, Upper Glyn Gwyn Street, Caerphilly has an estimated sale value of £185,130 and an estimated rental value of £1,214 per month, assuming reasonable condition and based on the information available.
Upper Glyn Gwyn Street, Trethomas, Caerphilly, CF83 lies within the CF83 postal district.
Our Data Sources
17, Upper Glyn Gwyn Street, Caerphilly has a single entry in the Land Registry from July 2009 and a single entry in the EPC database dated February 2026.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 17, Upper Glyn Gwyn Street, Caerphilly would be worth £194,387, with a potential rental value of £1,275 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £172,171, with a rental value of £1,129 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 17, Upper Glyn Gwyn Street, Caerphilly has moved up by £1,625 (0.9%) over the last year. During the same period, its estimated monthly rental value has increased by £47 (3.9%). The property's estimated gross yield is currently 7.9%.
Plot Size
17, Upper Glyn Gwyn Street, Caerphilly occupies a 132 m2 plot as recorded by HM Land Registry.
Of the 25 other houses in this postcode, 13 have recorded plot sizes, and this one ranks as the 2nd largest.
Energy Efficiency
17, Upper Glyn Gwyn Street, Caerphilly has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 11 Feb 2026.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
17, Upper Glyn Gwyn Street, Caerphilly last changed hands on 31st July 2009, selling for £123,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 134.6% since July 2009.
- Sold Jul 2009£123,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 1.1 kilometres of 17, Upper Glyn Gwyn Street, Caerphilly across the last 2 years.
Most recently, 25, Upper Glyn Gwyn Street, Caerphilly, CF83 8FZ, a freehold house, sold at £187,500 on the 12th November 2024.
Read more about house prices in CF83.
- Sold Nov 2024£187,500 | 3 Bed HouseUpper Glyn Gwyn Street25, Upper Glyn Gwyn Street, Caerphilly, CF83 8FZ
- Sold Mar 2022£156,000 | 3 Bed HouseUpper Glyn Gwyn Street21, Upper Glyn Gwyn Street, Caerphilly, CF83 8FZ
- Sold Oct 2019£117,000 | 3 Bed HouseUpper Glyn Gwyn Street18, Upper Glyn Gwyn Street, Caerphilly, CF83 8FZ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 17, Upper Glyn Gwyn Street, Caerphilly as the 12th largest and the 12th most expensive of the 25 addresses on Upper Glyn Gwyn Street, Trethomas, Caerphilly, CF83.
Against the CF83 postcode district average, it is £44k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Energlyn & Churchill Park station is the nearest stop to 17, Upper Glyn Gwyn Street, Caerphilly at 3.7 kilometres away.
- 3.7kmEnerglyn & Churchill Park
- 3.7kmCaerphilly
- 3.9kmLlanbradach
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.
