Our Data Sources
18, John Street, Swansea has no records in either the Land Registry or EPC database.
The local information is scored as 4 out of 5 and is considered of high accuracy.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 18, John Street, Swansea, we estimate a market value of £309,332 and a rental value of £1,715 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £273,980 and £1,519 per month respectively.
Plot Size
HM Land Registry records the plot of land for 18, John Street, Swansea as measuring 140 m2.
That makes it the 2nd largest plot in the postcode, where 14 of the 18 other houses have recorded plot data.
Energy Efficiency
18, John Street, Swansea has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 22 Feb 2020.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 18, John Street, Swansea completed on 26th March 2021 at £260,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 the property has sold twice.
Values of comparable properties have risen by 28.9% over the period since March 2021.
- Sold Mar 2021£260,000
- Sold Jan 2014£178,000
Similar Properties Sold Nearby
Over the past 2 years 122 properties similar to 18, John Street, Swansea have sold within a radius of 680 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 28th February 2025, was 3, Gloucester Place, Swansea, SA3 4LF, a freehold house which sold for £300,000.
Read more about house prices in SA3.
- Sold Feb 2025£300,000 | 3 Bed House3, Gloucester Place, Swansea, SA3 4LF3, Gloucester Place, Swansea, SA3 4LF
- Sold Aug 2024£303,000 | 3 Bed House10, John Street, Swansea, SA3 4LH10, John Street, Swansea, SA3 4LH
- Sold Aug 2023£200,000 | 3 Bed House14, John Street, Swansea, SA3 4LH14, John Street, Swansea, SA3 4LH
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 18 addresses on John Street, Mumbles, Swansea, SA3, 18, John Street, Swansea comes out as the 6th largest and the 6th most expensive in our analysis of the public data.
It is also £74k less expensive than the average property across the SA3 district.
More reading links
Schools Nearby
Public Transport Nearby
- Swansea|7.1 km away
- Gowerton|8.8 km away
- Llansamlet|12.7 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












