Our Data Sources
Flat 2, 25, Castilian Street, Northampton has no records in the the Land Registry and a single entry in the EPC database dated February 2025.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
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 Flat 2, 25, Castilian Street, Northampton, we estimate a market value of £166,938 and a rental value of £930 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £147,859 and £824 per month respectively.
Energy Efficiency
Flat 2, 25, Castilian Street, Northampton has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 13 Feb 2025.
The property is not connected to mains gas and has full secondary glazing. It is heated using Room heaters, electric.
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to Flat 2, 25, Castilian Street, Northampton have sold within a radius of 360 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 20th June 2025, was Flat 15, 52-56, Hazelwood Road, Northampton, NN1 1LN, a leasehold flat which sold for £140,000.
Read more about house prices in NN1.
- Sold Jun 2025£140,000 | 2 Bed FlatFlat 15, 52-56, Hazelwood Road, Northampton, NN1 1LNFlat 15, 52-56, Hazelwood Road, Northampton, NN1 1LN
- Sold Jan 2025£112,000 | 2 Bed FlatFlat 5, 52-56, Hazelwood Road, Northampton, NN1 1LNFlat 5, 52-56, Hazelwood Road, Northampton, NN1 1LN
- Sold Jul 2022£169,950 | 2 Bed FlatFlat 9, 9, Derngate, Northampton, NN1 1TYFlat 9, 9, Derngate, Northampton, NN1 1TY
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Of the 72 addresses on Castilian Street, Northampton, NN1, Flat 2, 25, Castilian Street, Northampton comes out as the 39th largest and the 25th most expensive in our analysis of the public data.
It is also £39k less expensive than the average property across the NN1 district.
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Schools Nearby
- 800mSpring Lane Primary School
- 800mCastle Academy
- 900mVernon Terrace Primary School
- 1.7kmNorthampton School for Boys
- 1.9kmMalcolm Arnold Academy
- 2.5kmAbbeyfield School
More reading links
Public Transport Nearby
- 1.0kmNorthampton
- 14.7kmLong Buckby
- 16.5kmWellingborough
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.












