20 Bolton Street, Lavenham, Sudbury, CO10 9RG
About 20 Bolton Street
20 Bolton Street is a two-bedroom semi-detached house in Lavenham, Sudbury, Sudbury (CO10 9RG). It has a recorded floor area of 96 m² (around 1030 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (August 2009) shows a G (score 13), near the bottom of the EPC scale. The recommended improvements would push it to F (score 22). Main heating runs on electricity. The latest certificate is from August 2009, so improvements made since then won't be reflected. Other recorded features include attached land beyond the plot.
Held since November 2010 — that's 16 years off the open market, well above the local norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 7 planning records sit against the property, 5 approved, 2 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Across 1997–2010, sale prices on this property compounded at 10.2% per year. Today's modelled estimate of £367,000 is 31.1% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£272/sq ft) was about 16.4% below the postcode norm.
What this property has
Inside
- Bedrooms2
- Dining roomYes
Outside
- GarageSingle
- LandYes
Building
- Heating systemElectric
Energy performance
20 Bolton Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 17 Aug 2019
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Nov 2011DemolitionHeritageIn report
Extension: Part single, part two storey · Rear of property
Application for Listed Building Consent - Erection of part two-storey, part single-storey rear extension and external and internal alterations (following demolition of existing conservatory and garage).
ListedExtension- Documents
- 1 doc on file
- Reference
- B/11/01157
- Apr 2011DemolitionFullIn report
Extension: Part single, part two storey · Rear of property
Erection of part 1.5 storey and part single-storey rear extension (existing garage and conservatory to be demolished) insertion of 2 no. front dormer windows (following demolition of existing dormer window) as revised by drawing 4386/03C received 28th March 2011.
Extension- Documents
- 9 docs on file
- Reference
- B/11/00185
We flagged 1 thing worth checking at 20 Bolton Street
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
20 Bolton Street has more than tripled in price since its earliest registered sale in 1997.
£367,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.2% per year over 13 years.
£280,000
Growth on file: 10.2% per year over 13 years.
Sales timeline
9 November 2010Most recent
£280,000
+268.4%over 13 years2 June 1997
£76,000
Median price across the last 5 sales in CO10 9RG: £330,000 (2025–2021).
Nearby sales in CO10 9RG
6 Bolton Street, Lavenham, Sudbury, CO10 9RG
Sold Sept 2025
£317,00029 Bolton Street, Lavenham, Sudbury, CO10 9RG
Sold Jul 2023
£875,00023 Bolton Street, Lavenham, Sudbury, CO10 9RG
Sold Oct 2022
£400,00010 Bolton Street, Lavenham, Sudbury, CO10 9RG
Sold Apr 2022
£330,00017 Bolton Street, Lavenham, Sudbury, CO10 9RG
Sold Oct 2019
£359,000
Versus other Bolton Street homes
20 Bolton Street is notably below the street on epc rating.
Price per m²
£2,926
Street avg £3,973
Floor Area
96 m²
Street avg 100 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
13.0 t/year
Street avg 4.8 t/year
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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
Spring Street — bus stop.
Closest school
0.1 km
Lavenham Community 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
45.4dB

Night-time· 23:00 – 07:00
37.5dB







