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48 Semilong Road, Northampton, NN2 6BU

1 planning record
Property type
Mid terrace
Bedrooms
6
Bathrooms
2
Floor area
139 m²
1496 sq ft
Energy rating
D
Score 66
Council tax
Band B
Tenure
Private Rental
Overview

About 48 Semilong Road

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

48 Semilong Road is a six-bedroom mid-terrace house in Northampton (NN2 6BU). It has a recorded floor area of 139 m² (around 1496 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (March 2025) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in December 2019 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average; while window efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 85), a 2-band jump.

It hasn't traded since March 2005, a hold of 21 years that's notably long for the area. Across 1995–2005, sale prices on this property compounded at 23% per year. Today's modelled estimate of £280,000 sits 55.6% above the 2005 sale of £180,000. On a £-per-square-foot basis, the last sale (£120/sq ft) was about 108.8% above the typical sold price in the postcode. One planning record on file: HMO conversion approved in 2023. Past consents include HMO conversion, meaningful when judging how the property has evolved. 6 bedrooms is on the larger side for this postcode, where 3 is the typical count.

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms6
  • Bathrooms2
  • CloakroomYes

Outside

  • Private gardenYes

Building

  • Heating systemGas
Before you decide

Everything you need to know about 48 Semilong Road

The true value, the hidden risks and the full sale history, in one report.

Signs of HMO activity in the areaLarger development activity nearby

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

Recommended upgrades on file would lift this property by multiple EPC bands.

Current Certificate(1 of 2)
Mar 2025

EPC Rating

A
B
C
D
D66
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Poor
CO2 Emissions
5.6 t/year
Occupancy
Rented

Property Improvements

Changes detected from historical EPC data

Mar 2025from Dec 2019
EPC improved fromE49toD66
Heating Controls
ThermostatFull

Heating controls upgraded for better temperature management

Roof Insulation
UninsulatedInsulated

Roof insulation improved

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraMid-Terrace HouseEPC DPre-1919 buildExtended multiple times (2+ extensions)Solid (non-cavity) walls

Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.

From £885 · Includes VAT

Planning

Planning history

Applications and permits filed against 48 Semilong Road, Northampton, NN2 6BU, sourced from the PlanIt planning register.

1 application on record at 48 Semilong Road, Northampton, NN2 6BU

1decisions10documents37nearby
Flagged:RetrospectiveHMO conversion
  1. Feb 2023
    HMOAmendment
    Outcome in report

    Lawful Development Certificate for existing use as a small House in Multiple Occupation (Use Class C4)

    Retrospective
    Documents
    10 docs on file
    Reference
    WNN/2023/0095
    Full record in report

Unlock 48 Semilong Road, Northampton, NN2 6BU's full planning history

You're seeing the shape of it. The report has the substance.

  • Every decision — granted, refused or withdrawn (1 on record)
  • All 1 application on this property in full, plus 37 notable nearby
  • The 10 documents, officer reports & conditions
  • What the pattern means for extending or converting here
£14.99one-off · instant

One time fee only - money back guarantee

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

48 Semilong Road has more than quadrupled in price since its earliest registered sale in 1995.

Current estimate

£280,000

Modelled from EPC, postcode comparables and a sale-price growth of 23.0% per year over 10 years.

See how we calculated this
Last sold (2005)

£180,000

Growth on file: 23.0% per year over 10 years.

Sales timeline

  1. 14 March 2005Most recent

    £180,000

    +650.0%over 9 years

  2. 15 June 1995

    £24,000

Median price across the last 5 sales in NN2 6BU: £156,000 (2022–2008).

On the street

Versus other Semilong Road homes

Four headline reads against 4 similar houses on this street, drawn from the latest EPC and Land Registry data.

On years held, 48 Semilong Road stands well clear of the street.

Price per m²

£1,295

Street avg £1,160

Above

Floor Area

139 m²

Street avg 138 m²

On par

Habitable Rooms

8 rooms

Street avg 6 rooms

Strongly above

CO₂ Emissions

5.6 t/year

Street avg 6.3 t/year

Above
Before you decide

Everything you need to know about 48 Semilong Road

The true value, the hidden risks and the full sale history, in one report.

Signs of HMO activity in the areaLarger development activity nearby

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£453k

1 Adelaide Terrace, Barrack Road

NN2 6AH

5 bed3 bath
£283k

1 Edinburgh Road

NN2 6PH

3 bed2 bath
£274k

1 Brockton Street

NN2 6EQ

3 bed2 bath
£291k

1 Cecil Road

NN2 6PG

£260k

1 Agnes Road

NN2 6EU

£138k

1 Balmoral Road

NN2 6LA

4 bed
£231k

1 Essex Terrace, Essex Street

NN2 6DP

3 bed
£228k

1 Garfield Close

NN2 6NF

3 bed
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Northampton district page.
Full Northampton report

Crime

27/mo

Steady year-on-year across the wider district.

Nearest stop

0.2 km

Marriott Street — bus stop.

Closest school

0.3 km

Northampton International Academy. 31 schools nearby.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around NN2 6BU from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for NN2 6BU

Daytime· 07:00 – 23:00

51.2dB

Low
Night-time road noise heatmap for NN2 6BU

Night-time· 23:00 – 07:00

41.7dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 48 Semilong Road, Northampton, NN2 6BU. Each answer is also embedded as structured data for search engines.