23 Mary Street, Trethomas, Caerphilly, CF83 8HN is a freehold terraced property built between 1900-1929. The property offers approximately 893 square feet of living space. In this location, properties of similar size usually have three bedrooms.

The estimated current market value of the property is £242,229 , which equates to approximately £271 per square foot. It was last sold on 20 Jul 2004 for £110,000. Since then, the value has increased by £132,229, representing a 120.2% increase, or approximately 5.6% per year.

The current estimated value of £242,229 is:

  • 70.8% higher than the average property price on Mary Street
  • 44.3% higher than the average in the CF83 8HN postcode area
  • and 13.3% lower than the average price for Caerphilly as a whole

At the most recent EPC inspection on 2 November 2009, the property was recorded as owner-occupied.

View sold house prices in CF83 8HN

Building approximate location

About Property

Type
Terraced House
Built
1900-1929
Interior Size
893 sq ft
Tenure
Freehold
Price (estimate)
£242,229
Price Per sq ft (estimate)
£271
Bedroom Count (estimate)
3 bedrooms

EPC Summary

23 Mary Street, Trethomas, Caerphilly, Mid Glamorgan, CF83 8HN has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 8 Jul 2020.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 2 Nov 2009, when the property was rated F. Since then, the rating has improved to D, with the energy efficiency score increasing by 66.7%.

Since the previous assessment, several changes were observed:

  • The heating system was upgraded from room heaters, mains gas to boiler and radiators, mains gas, improving energy efficiency from average to good.
  • The hot water system was changed from no system present: electric immersion assumed to from main system, with its energy efficiency improving from very poor to good.
  • The roof construction or insulation changed from pitched, 100 mm loft insulation to pitched, no insulation (assumed), changing energy efficiency from average to very poor.
  • The wall construction or insulation changed from sandstone, as built, no insulation (assumed) to sandstone or limestone, as built, no insulation (assumed), with no change in energy efficiency (very poor).
  • The lighting was updated from low energy lighting in 22% of fixed outlets to low energy lighting in 78% of fixed outlets, with efficiency improving from poor to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, no insulation (assumed)
Very Poor
Walls
Sandstone or limestone, as built, no insulation (assumed)
Very Poor
Windows
Fully double glazed
Average
Lighting
Low energy lighting in 78% of fixed outlets
Very Good

Compared to CF83 8HN

1 st / 38
Price Rank
44% higher than average
22 nd / 34
Size Rank
4% smaller than average
1 st / 34
Price Per Sq FT Rank
50% higher than average

Compared to other properties in CF83 8HN , this house's estimated value ranks 1st out of 38. Based on price per square foot, it ranks 1st out of 34 properties. This suggests a relatively high price per square foot, which may reflect quality, location, or recent upgrades. In terms of size, this home ranks 22th out of 34 properties in its postcode area.

Sale History

Today
£242,229
streetscan.co.uk estimate
+120 %
20 Jul 2004
£110,000
Leasehold
+155.8 %
25 Oct 2000
£43,000
Leasehold
+16.2 %
30 Sep 1996
£37,000
Leasehold
+95.8 %
13 Feb 1996
£18,900
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 5
size: 775 sq ft
sale price: £129,000
sale date: 2 Sep 2025
rooms: 3
size: 872 sq ft
sale price: £141,000
sale date: 30 Apr 2025
rooms: 4
size: 926 sq ft
sale price: £163,500
sale date: 30 Sep 2024
rooms: 4
size: 883 sq ft
sale price: £180,000
sale date: 8 Mar 2024
rooms: 4
size: 904 sq ft
sale price: £145,000
sale date: 13 Feb 2024

Data Sources

The property at 23 Mary Street, Trethomas, Caerphilly, CF83 8HN appears four times in the Land Registry records, with the latest transaction recorded on 20 Jul 2004. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 8 Jul 2020. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.