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21, Bostock Avenue, Northampton is recorded publicly as a period freehold house across 1,636 ft2 of internal area, sitting on a 149 m2 plot.
Locally, houses of this size normally have 4 bedrooms with a garden.
Our estimate of the sale value of 21, Bostock Avenue, Northampton is £312,319 and its rental estimate is £1,145 per month, given the available information and assuming reasonable condition.
Bostock Avenue, Northampton, NN1 falls within the NN1 postal district.
21, Bostock Avenue, Northampton has a single entry in the Land Registry from November 2025 and a single entry in the EPC database dated March 2025.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
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 21, Bostock Avenue, Northampton, we estimate a market value of £327,935 and a rental value of £1,202 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £290,457 and £1,065 per month respectively.
Over the last year, 21, Bostock Avenue, Northampton has seen its estimated sale value decrease by £1,140 (0.4%) and its estimated rental value grow by £15 per month (1.3%). This results in an estimated gross rental yield of 4.4%.
HM Land Registry records the plot of land for 21, Bostock Avenue, Northampton as measuring 149 m2.
That makes it the 39th largest plot in the postcode, where 40 of the 43 other houses have recorded plot data.
21, Bostock Avenue, Northampton has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 26 Mar 2025.
The property is connected to mains gas and has partial double glazing. It is heated using Boiler and radiators, mains gas.
The most recent sale of 21, Bostock Avenue, Northampton completed on 21st November 2025 at £280,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 this is the property's only sale.
Values of comparable properties have risen by 2.1% over the period since November 2025.
Over the past 2 years 3 properties similar to 21, Bostock Avenue, Northampton have sold within a radius of 340 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 27th November 2025, was 9, Adams Avenue, Northampton, NN1 4LQ, a freehold house which sold for £277,000.
Read more about house prices in NN1.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Of the 116 addresses on Bostock Avenue, Northampton, NN1, 21, Bostock Avenue, Northampton comes out as the 20th largest and the 29th most expensive in our analysis of the public data.
It is also £115k more expensive than the average property across the NN1 district.
From 21, Bostock Avenue, Northampton, the nearest station is Northampton, 2.1 kilometres away.
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
The flood risk here is rated very low, based on Environment Agency data.
The recent census recorded whether a resident owned or rented their home.
In the area around 21, Bostock Avenue, Northampton, 52.3% of property is privately rented and 24.2% is privately owned with a mortgage.
The graph below shows how this compares to East Midlands and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around 21, Bostock Avenue, Northampton, 29.9% of residents are recorded as possessing school level qualifications and 35.2% as possessing degree level qualifications.
The graph below shows how this compares to East Midlands and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 21, Bostock Avenue, Northampton, the average age was 36.3 and the most common age was 32.
The graph below shows how this compares to East Midlands and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around 21, Bostock Avenue, Northampton, 0.6% of property was a second home.
Comparison figures for East Midlands and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around 21, Bostock Avenue, Northampton, there are an average of 1.0 cars per household.
See below for how this compares to East Midlands and the rest of England & Wales.