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26 Marriott Street, Semilong, Northampton, NN2 6AW

2 planning records
Property type
Detached
Bedroom
1
Bathroom
1
Floor area
42 m²
452 sq ft
Energy rating
C
Score 71
Council tax
Band A
Tenure
Owner Occupied
Overview

About 26 Marriott Street

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

26 Marriott Street is a one-bedroom detached house in Semilong, Northampton, Northampton (NN2 6AW). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (April 2025) shows a C (score 71). When first surveyed in May 2010 the rating was G, the property has climbed 4 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Good and window efficiency went from Very Poor to Average. The recommended improvements would push it to B (score 90). Main heating runs on electricity.

A recent sale: £125,000 in February 2025. At 42 m² it sits well below the postcode median (156 m² across 12 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2002–2025, sale prices on this property compounded at 6.9% per year. Today's modelled estimate of £144,000 is 15.2% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£276/sq ft) was about 200.1% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 0 refused.

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

  • Bedrooms1
  • Bathrooms1
  • Dining roomYes
  • CloakroomYes

Outside

  • Private gardenYes
  • ParkingOff street

Building

  • RefurbishedYes
Before you decide

Everything you need to know about 26 Marriott Street

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.
Current Certificate(1 of 3)
Apr 2025

EPC Rating

A
B
C
C71
D
E
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Average
Windows
Average
CO2 Emissions
2.7 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Oct 2022from May 2010
Walls
Very PoorPoor

Wall insulation improved

Low Energy Lighting
29%100%

More low energy lighting installed

Apr 2025from Oct 2022
EPC improved fromG17toC71
Hot Water
Very PoorAverage

Hot water efficiency improved

Windows
SingleFull Double

Single glazing replaced with double or better glazing

Walls
PoorGood

Wall insulation improved

Roof Insulation
UninsulatedInsulated

Roof insulation improved

Floor Insulation
UninsulatedInsulated

Floor insulation added or improved

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Early 20th centurySemi-Detached BungalowEPC CNo mains gasSolid (non-cavity) walls

Because the property has no mains gas supply and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.

From £820 · Includes VAT

Planning

Planning history

Applications and permits filed against 26 Marriott Street, Semilong, Northampton, NN2 6AW, sourced from the PlanIt planning register.

2 applications on record at 26 Marriott Street, Semilong, Northampton, NN2 6AW

2decisions1extensions17documents37nearby
  1. Aug 2003
    Amendment
    Outcome in report

    USE AS AS SINGLE GROUND FLOOR FLAT

    Documents
    7 docs on file
    Reference
    N/2003/0920
    Full record in report
  2. More recent applications — locked
  3. ExtensionDecision

Unlock 26 Marriott Street, Semilong, Northampton, NN2 6AW's full planning history

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

  • Every decision — granted, refused or withdrawn (2 on record)
  • All 2 applications on this property in full, plus 37 notable nearby
  • The 17 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.

Price for 26 Marriott Street has grown more than fourfold since the 2002 starting point.

Current estimate

£144,000

Modelled from EPC, postcode comparables and a sale-price growth of 6.9% per year over 23 years.

See how we calculated this
Last sold (2025)

£125,000

Growth on file: 6.9% per year over 23 years.

Sales timeline

  1. 28 February 2025Most recent

    £125,000

    +346.4%over 22 years
  2. 22 August 2002

    £28,000

Median price across the last 5 sales in NN2 6AW: £240,000 (2021–2013).

On the street

Versus other Marriott Street homes

Four headline reads against 9 similar houses on this street, drawn from the latest EPC and Land Registry data.

Price per m² for 26 Marriott Street runs comfortably ahead of the street norm.

Price per m²

£2,976

Street avg £1,110

Strongly above

Floor Area

42 m²

Street avg 196 m²

Strongly below

Habitable Rooms

2 rooms

Street avg 8 rooms

Strongly below

CO₂ Emissions

2.7 t/year

Street avg 9.4 t/year

Strongly above
Before you decide

Everything you need to know about 26 Marriott Street

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
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.

Crime

27/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 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 6AW from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for NN2 6AW

Daytime· 07:00 – 23:00

51.1dB

Low
Night-time road noise heatmap for NN2 6AW

Night-time· 23:00 – 07:00

41.5dB

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 26 Marriott Street, Semilong, Northampton, NN2 6AW. Each answer is also embedded as structured data for search engines.