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Crown House, Groton Street, Groton, Sudbury, CO10 5EE

Listed building7 planning records
Property type
Detached
Bedrooms
3
Bathrooms
3
Floor area
183 m²
1969 sq ft
Energy rating
G
Score 18
Council tax
Band G
Tenure
Owner Occupied
Overview

About Crown House

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

Crown House is a three-bedroom detached house in Groton, Sudbury, Sudbury (CO10 5EE). It has a recorded floor area of 183 m² (around 1969 sq ft), construction records dating it to before 1900 and council tax band G. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Period features are noted in the property record. The latest certificate (May 2009) shows a G (score 18), near the bottom of the EPC scale. The recommended improvements would push it to F (score 37). Main heating runs on oil. The latest certificate is from May 2009, so improvements made since then won't be reflected.

At 183 m² the property is well over the postcode median (120 m² across 28 EPCs), placing it in the larger end of the local stock. 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, 6 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Across 2010–2023, sale prices on this property compounded at 3.1% per year. On a £-per-square-foot basis, the last sale (£366/sq ft) was about 57.9% above the typical sold price in the postcode. Last sale on file: £720,000 in January 2023.

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
  • Bathrooms3
  • EnsuiteYes

Outside

  • Private gardenYes
  • GarageDouble

Building

  • Listed buildingYes
  • Period featuresYes
Before you decide

Everything you need to know about Crown House

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

£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.

Crown House 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 11 May 2019

EPC Rating

A
B
C
D
E
F
G
G18
Main Heating
Gas
Main Fuel
Oil
Hot Water
Average
Windows
Average
CO2 Emissions
22.0 t/year
Occupancy
Owner Occupied
Planning

Planning history

Applications and permits filed against Crown House, Groton Street, Groton, Sudbury, CO10 5EE, sourced from the PlanIt planning register.

Crown House has multiple listed-building consents on file — alterations need formal heritage approval.

  1. Mar 2026
    RenovationHeritage
    In report

    Application for Listed Building Consent - Replacement of front door

    Listed
    Documents
    2 docs on file
    Reference
    DC/26/01013
    View planning record
  2. Sept 2025
    RenovationHeritage
    In report

    Application for Listed Building Consent - Replacement of windows, remove partition wall

    ListedNew Windows
    Documents
    11 docs on file
    Reference
    DC/25/02594
    View planning record

What's in Crown House, Groton Street, Groton, Sudbury, CO10 5EE's planning history?

5 more on this property, plus refusals, disputes and full decisions nearby, in the report.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

Crown House valuation sits well clear of the typical sold price in this postcode.

Current estimate

£661,000

Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 13 years.

See how we calculated this
Last sold (2023)

£720,000

Growth on file: 3.1% per year over 13 years.

Sales timeline

  1. 20 January 2023Most recent

    £720,000

    +46.9%over 12 years
  2. 18 July 2010

    £490,000

Median price across the last 5 sales in CO10 5EE: £425,000 (2024–2021).

On the street

Versus other Groton Street homes

Four headline reads against 28 similar houses on this street, drawn from the latest EPC and Land Registry data.

Crown House is notably below the street on epc rating.

Price per m²

£3,936

Street avg £2,960

Strongly above

Floor Area

183 m²

Street avg 148 m²

Above

Habitable Rooms

6 rooms

Street avg 7 rooms

On par

CO₂ Emissions

22.0 t/year

Street avg 7.4 t/year

Strongly below
Before you decide

Everything you need to know about Crown House

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

£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

0.5 km

Fox and Hounds — bus stop.

Closest school

1.8 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 5EE from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for CO10 5EE

Daytime· 07:00 – 23:00

44.3dB

Low
Night-time road noise heatmap for CO10 5EE

Night-time· 23:00 – 07:00

35.9dB

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 Crown House, Groton Street, Groton, Sudbury, CO10 5EE. Each answer is also embedded as structured data for search engines.