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Cygnet House, Swan Street, Boxford, Sudbury, CO10 5NZ

4 planning records
Property type
Detached
Bedrooms
3
Bathroom
1
Floor area
138 m²
1485 sq ft
Energy rating
E
Score 52
Council tax
Band E
Tenure
Owner Occupied
Overview

About Cygnet House

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

Cygnet House is a three-bedroom detached house in Boxford, Sudbury, Sudbury (CO10 5NZ). It has a recorded floor area of 138 m² (around 1485 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (June 2021) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 68). Main heating runs on oil.

Across 1997–2022, sale prices on this property compounded at 11.2% per year. Today's modelled estimate of £588,000 is 12.9% below the 2022 sale of £675,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£454/sq ft) was about 103% above the typical sold price in the postcode. 4 planning records sit against the property, 1 approved, 2 refused. Past consents include tree works, meaningful when judging how the property has evolved. At 138 m² it's 26.2% larger than the typical home in the postcode (109 m² median across 39 EPCs). Most recent transfer: December 2022 at £675,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

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

  • Bedrooms3
  • Bathrooms1

Outside

  • Private gardenYes
  • ParkingOff road
Before you decide

Everything you need to know about Cygnet House

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

A planning decision worth checking
£14.99one-off

30-day 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.

Cygnet House's carbon output runs well above what efficient homes in the postcode produce.

EPC Rating

A
B
C
D
E
E52
F
G
Main Heating
Gas
Main Fuel
Oil
Hot Water
Average
Windows
Average
CO2 Emissions
7.9 t/year
Occupancy
Owner Occupied
Planning

Planning history

Applications and permits filed against Cygnet House, Swan Street, Boxford, Sudbury, CO10 5NZ, sourced from the PlanIt planning register.

A a single-storey extension application was refused at Cygnet House in 2024.

  1. Mar 2026
    DemolitionFull
    In report

    Householder Application - Proposed demolition and rebuild of front boundary wall, to include tree removal.

    Agent
    Wincer Kievenaar Architects Ltd
    Documents
    7 docs on file
    Reference
    DC/26/01410
    View planning record
  2. Oct 2024
    DemolitionFull
    In report

    Extension: Single storey

    Householder Application - Erection of one and a half storey extension (following demolition of garage). Relocation oil tank with inclusion of screening to improve accessibility and repair and repoint existing boundary wall.

    Agent
    Wincer Kievenaar Architects Ltd
    Extension
    Documents
    23 docs on file
    Reference
    DC/24/03130
    View planning record
Before you offer

We flagged 1 thing worth checking at Cygnet House

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.

  • A planning decision worth checking
£14.99

30-day 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 Cygnet House has grown more than fourfold since the 1997 starting point.

Current estimate

£588,000

Modelled from EPC, postcode comparables and a sale-price growth of 11.2% per year over 26 years.

See how we calculated this
Last sold (2022)

£675,000

Growth on file: 11.2% per year over 26 years.

Sales timeline

  1. 9 December 2022Most recent

    £675,000

    +1457.7%over 25 years
  2. 13 February 1997

    £43,334

Median price across the last 5 sales in CO10 5NZ: £246,000 (2025–2024).

On the street

Versus other Swan Street homes

Four headline reads against 38 similar houses on this street, drawn from the latest EPC and Land Registry data.

Cygnet House outperforms the street on price per m² by a wide margin.

Price per m²

£4,891

Street avg £2,763

Strongly above

Floor Area

138 m²

Street avg 141 m²

Above

Habitable Rooms

6 rooms

Street avg 5 rooms

Above

CO₂ Emissions

7.9 t/year

Street avg 8.7 t/year

Below
Before you decide

Everything you need to know about Cygnet House

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

A planning decision worth checking
£14.99one-off

30-day 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 Sudbury district page.

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.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around CO10 5NZ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for CO10 5NZ

Daytime· 07:00 – 23:00

47.6dB

Low
Night-time road noise heatmap for CO10 5NZ

Night-time· 23:00 – 07:00

39.2dB

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 Cygnet House, Swan Street, Boxford, Sudbury, CO10 5NZ. Each answer is also embedded as structured data for search engines.