27a, Swan Street, Boxford, Sudbury, CO10 5NZ
About 27a
27a is a two-bedroom mid-terrace house in Boxford, Sudbury, Sudbury (CO10 5NZ). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (September 2022) shows an F (score 35), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since September 2010. Between certificates, window efficiency went from Very Poor to Average, lighting went from Poor to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to B (score 83), a 4-band jump. Main heating runs on electricity. Other recorded features include outbuildings. The home occupies a cul-de-sac position.
A recent sale: £236,000 in February 2025. Across the public record there are 5 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. The record references listed-building consent, which constrain future alterations. At 57 m² it sits well below the postcode median (110 m² across 39 EPCs), making it one of the more compact homes locally. Across 2003–2025, sale prices on this property compounded at 2.5% per year. On a £-per-square-foot basis, the last sale (£385/sq ft) was about 83.9% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenYes
- ParkingOff road
- OutbuildingsYes
- Cul-de-sacYes
Energy performance
27a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
27a has multiple listed-building consents on file — alterations need formal heritage approval.
- Jan 2008RenovationHeritageIn report
Application for Listed Building Consent - Insertion of 1 no. door to side elevation; insertion of 2 no. roof lights to rear elevation; and internal alterations.
Listed- Documents
- 6 docs on file
- Reference
- B/07/01688
- Oct 2007HeritageIn report
Application for Listed Building Consent - Erection of an external store.
Listed- Reference
- B/07/00892
What's in 27a, Swan Street, Boxford, Sudbury, CO10 5NZ's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
27a changed hands twice within eighteen months — unusual for the area.
£239,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.5% per year over 21 years.
£236,000
Growth on file: 2.5% per year over 21 years.
Sales timeline
25 February 2025Most recent
£236,000
-4.1%over 9 months19 May 2024
£246,000
+27.8%over 11 years8 July 2012
£192,500
+20.3%over 5 years20 December 2006
£160,000
+14.5%over 3 years12 December 2003
£139,750
Median price across the last 5 sales in CO10 5NZ: £248,000 (2025–2021).
Nearby sales in CO10 5NZ
26 Swan Street, Boxford, Sudbury, CO10 5NZ
Sold Oct 2025
£137,21127 Swan Street, Boxford, Sudbury, CO10 5NZ
Sold Nov 2024
£248,00023 Swan Street, Boxford, Sudbury, CO10 5NZ
Sold Mar 2024
£370,000Cygnet House, Swan Street, Boxford, Sudbury, CO10 5NZ
Sold Dec 2022
£675,00013 Swan Street, Boxford, Sudbury, CO10 5NZ
Sold Sept 2021
£235,000
Versus other Swan Street homes
Years Held for 27a lags the street by a wide margin.
Price per m²
£4,140
Street avg £2,787
Floor Area
57 m²
Street avg 144 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
7.2 t/year
Street avg 8.7 t/year
Similar properties nearby
1 Jubilee Cottage, Calais Street, Boxford
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1 Mill Green, Edwardstone
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Fleece — bus stop.
Closest school
0.3 km
Boxford Church of England Voluntary Controlled Primary School. 1 school nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
47.6dB

Night-time· 23:00 – 07:00
39.2dB







