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    21 Blackwell Hill

    21, BLACKWELL HILL, NORTHAMPTON, NN4 9YB

    This detached freehold property on Blackwell Hill last sold in June 2012 for £150,000. Based on price growth in the NN4 district since then, its estimated current value is £250,392 — placing it in the 37th percentile nationally and the 31st percentile within NN4. The property covers 76 m² (818 sq ft), giving an estimated value of £3,295 per m². The EPC rating is E, with a potential rating of C.

    See wider trends for Blackwell Hill →

    Type

    Detached

    Tenure

    Freehold

    Floor Area

    818 sq ft

    76 m²

    Last Sale Price

    £150,000

    Jun 2012

    Estimated Valuation

    £250,392

    Est. £/sq ft

    £306/sq ft

    £3,295/m²

    Property Details

    TypeDetached
    TenureFreehold
    Built formDetached
    Construction ageEngland and Wales: 1983-1990
    Habitable rooms5
    Main fuelmains gas (not community)
    EPC currentE
    EPC potentialC
    Floor area818 sq ft (76 m²)
    EPC dateApr 2012
    WallsCavity wall, as built, insulated (assumed)
    HeatingBoiler and radiators, mains gas

    Transaction History

    29 Jun 2012

    £150,000

    3 Mar 2004

    £143,000

    15 Mar 2002

    £105,000

    Key Metrics

    Estimated valuation£250,392
    Value per sq ft / m²£306/sq ft (£3,295/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    NN4 district percentile31st percentile
    National percentile37th percentile

    Other Properties on Blackwell Hill

    28Detached

    £325,000

    Aug 2026

    19Detached

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    Aug 2025

    35Detached

    £299,995

    Apr 2025

    33Detached

    £266,310

    Mar 2024

    4Detached

    £420,000

    Dec 2022

    1Detached

    £365,000

    May 2022

    11Detached

    £319,995

    Dec 2021

    37Detached

    £349,995

    Sept 2021

    2Detached

    £315,000

    Jul 2019

    15Detached

    £299,995

    Apr 2017

    23Detached

    £227,000

    Mar 2017

    3Detached

    £250,000

    Jun 2016

    See wider trends for Blackwell Hill →

    District Context — NN4

    See wider trends for NN4 →

    NN4 covers Kettering and surrounding neighbourhoods in the heart of Northamptonshire, positioned between the county's industrial heritage and modern commuter corridors. It is a mixed residential area with strong local employment, offering good value relative to the wider East Midlands region.

    Average Property Price - NN4

    £326,138

    51

    National percentile

    12 month avg at 31 Jul 2026

    Average Net Household Income - NN4

    £38,055

    49

    National percentile

    2023 census data

    10-Year Annualised Price Growth - NN4

    3.3%

    57

    National percentile

    Estimate at 31 Jul 2026

    10-Year Annualised Rent Growth - NN

    4.5%

    83

    National percentile

    Estimate at 31 Jul 2026

    More properties on Blackwell Hill

    12 Blackwell Hill14 Blackwell Hill15 Blackwell Hill17 Blackwell Hill19 Blackwell Hill2 Blackwell Hill22 Blackwell Hill23 Blackwell Hill25 Blackwell Hill26 Blackwell Hill28 Blackwell Hill29 Blackwell Hill

    Streets in NN4

    Badger LaneThe OaksSpringer StraightTapeley GardensHedgewayBlackwell HillSkipton CloseMassey CloseGreengladesThomas Chapman GroveLapwing CloseBrashland Drive

    Nearby districts

    NN1NN2NN3NN5NN6NN7NN8NN9NN10NN11MK4LE19

    Other areas

    Milton Keynes (MK)Newcastle upon Tyne (NE)Newport (NP)North London (N)North Wales (LL)North West London (NW)Norwich (NR)Nottingham (NG)Oldham (OL)Oxford (OX)Peterborough (PE)Plymouth (PL)