22 Marriott Street, Semilong, Northampton, NN2 6AW
About 22 Marriott Street
22 Marriott Street is a four-bedroom mid-terrace house in Semilong, Northampton, Northampton (NN2 6AW). It has a recorded floor area of 145 m² (around 1561 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (January 2022) shows an E (score 54), well below the UK norm with real room to improve. When first surveyed in November 2009 the rating was F, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Poor to Very Good and main heating went from Average to Good. The recommended improvements would lift it to B (score 85), a 3-band jump.
3 planning records sit against the property, 1 approved, 2 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs). Across 2006–2016, sale prices on this property compounded at 1.8% per year. Today's modelled estimate of £308,000 is 28.3% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£154/sq ft) was about 72.7% above the typical sold price in the postcode. 10 years since the last transfer (March 2016).
What this property has
Inside
- Bedrooms4
- Bathrooms1
- EnsuiteYes
Outside
- Private gardenFront and rear
Building
- Central heatingYes
Everything you need to know about 22 Marriott Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
22 Marriott Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
3 applications on record at 22 Marriott Street, Semilong, Northampton, NN2 6AW
- Jun 2016HMOFullOutcome in report
Change of use from dwelling (use class C3) to house in multiple occupancy (use class C4) for 6 occupants
- Documents
- 22 docs on file
- Reference
- N/2016/0542
- More recent applications — locked
- Change of UseNov 2016Decision
- HMOAug 2016Decision
Unlock 22 Marriott Street, Semilong, Northampton, NN2 6AW's full planning history
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- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 37 notable nearby
- The 53 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
22 Marriott Street valuation sits well clear of the typical sold price in this postcode.
£308,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.8% per year over 10 years.
£240,000
Growth on file: 1.8% per year over 10 years.
Sales timeline
30 March 2016Most recent
£240,000
+20.0%over 10 years3 February 2006
£200,000
Median price across the last 5 sales in NN2 6AW: £240,000 (2025–2013).
Nearby sales in NN2 6AW
26 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Feb 2025
£125,0002 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Sept 2021
£350,00025 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Sept 2020
£307,10117 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Nov 2018
£240,000Flat 1, 19 Marriott Street, Semilong, Northampton, NN2 6AW
Sold Mar 2013
£103,000
Versus other Marriott Street homes
22 Marriott Street is notably below the street on epc rating.
Price per m²
£1,655
Street avg £1,299
Floor Area
145 m²
Street avg 184 m²
Habitable Rooms
8 rooms
Street avg 8 rooms
CO₂ Emissions
8.2 t/year
Street avg 8.8 t/year
Everything you need to know about 22 Marriott Street
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
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.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.1dB

Night-time· 23:00 – 07:00
41.5dB






