What type of property is 21 Seymour Street, CB1 3DH?

21 Seymour Street, CB1 3DH is a 4-bedroom detached house.

What was the last sold price for 21 Seymour Street, CB1 3DH?

21 Seymour Street, CB1 3DH last sold for £565,000 in January 2019, around 7 years ago. Before that, it sold for £360,000 in August 2011, so prices have been rising over 7 years on record. Source: HM Land Registry.

Has 21 Seymour Street, CB1 3DH appreciated in value?

Across 2 sales between August 2011 and January 2019, 21 Seymour Street, CB1 3DH rose from £360,000 to £565,000, a change of £205,000. That works out to roughly +6.2% per year compounded over 7 years. Source: HM Land Registry.

What energy rating does 21 Seymour Street, CB1 3DH have?

The current EPC rating for 21 Seymour Street, CB1 3DH is C with a score of 77 out of 100, lodged in February 2018. The assessor estimates the property could reach a B. Source: EPC Register.

What is the floor area of 21 Seymour Street, CB1 3DH?

21 Seymour Street, CB1 3DH has a recorded floor area of 124 m² (1,335 sq ft), around 31 m² per bedroom. That makes it about 153% larger than the median EPC-recorded property in CB1 3DH. Source: EPC Register.

How is 21 Seymour Street, CB1 3DH heated?

The latest EPC at 21 Seymour Street, CB1 3DH records mains gas as the main heating fuel. Source: EPC Register.

Are there any planning records for 21 Seymour Street, CB1 3DH?

21 Seymour Street, CB1 3DH has council approval for single-storey rear extension granted in November 2013 under ref. 13/1476/GPE. Source: PlanIt planning register.

What council tax band is 21 Seymour Street, CB1 3DH?

21 Seymour Street, CB1 3DH is in council tax band E.

Where is 21 Seymour Street, CB1 3DH located?

21 Seymour Street, CB1 3DH sits in Cambridge. It falls within the CB1 postcode district in Cambridgeshire.

What is crime like near 21 Seymour Street, CB1 3DH?

Police records around 21 Seymour Street, CB1 3DH show an average of 4 reported crimes per month over the last 15 months. Violent crime makes up roughly 50% of reports, the most common category. The overall trend is rising (47% versus the prior period). Source: Police UK.

Which schools serve 21 Seymour Street, CB1 3DH?

The closest primary school to 21 Seymour Street, CB1 3DH is St Philip's CofE Aided Primary School (227m), one of 21 primaries within walking distance. The closest secondary is Coleridge Community College (668m), with 9 secondaries in the surrounding area.

What transport links are near 21 Seymour Street, CB1 3DH?

The closest rail stop to 21 Seymour Street, CB1 3DH is Cambridge Rail Station, 1.2km away. The nearest airport option is Cambridge Airport, 1.8km away.

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21 Seymour Street, Cambridge, CB1 3DH

1 planning record

Property type

Detached

Bedrooms

Bathrooms

Floor area

124 m²

1335 sq ft

Energy rating

Score 77

Council tax

Band E

Tenure

Owner Occupied

Overview

About 21 Seymour Street

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

21 Seymour Street is a four-bedroom detached house in Cambridge (CB1 3DH). It has a recorded floor area of 124 m² (around 1335 sq ft), construction records dating it to 2007 onwards and council tax band E. The latest certificate (February 2018) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since March 2011. Between certificates, lighting went from Average to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 87).

At 124 m² the property is well over the postcode median (49 m² across 29 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2013. Past consents include an extension, meaningful when judging how the property has evolved. Across 2011–2019, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £711,000 is 25.8% above the 2019 sale price. Most recent transfer: January 2019 at £565,000.

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

Bedrooms4
Bathrooms2
Dining roomYes
EnsuiteYes

Outside

Private gardenYes

Building

Heating systemGas
RefurbishedYes

Before you decide

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Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

Current Certificate(1 of 2)

Feb 2018

EPC Rating

C77

Main Heating

Gas

Main Fuel

Gas

Hot Water

Good

Windows

Good

CO2 Emissions

2.9 t/year

Occupancy

Owner Occupied

Get a survey for this property

Level 3 Building Survey

21st centuryDetached HouseEPC CExtended multiple times (2+ extensions)

Because the property has been extended more than once, we believe a Level 3 building survey should be considered.

From £1,220 · Includes VAT

Planning

Planning history

Applications and permits filed against 21 Seymour Street, Cambridge, CB1 3DH, sourced from the PlanIt planning register.

21 Seymour Street has an approved single-storey rear extension on the planning record.

1 application on record at 21 Seymour Street, Cambridge, CB1 3DH

1decisions1extensions6documents36nearby

Nov 2013
ExtensionOutline
Outcome in report
Extension: Single storey · Rear of property
Rear single storey extension to dwelling house
Council
Cambridge City Council
Documents
6 docs on file
Reference
13/1476/GPE
Full record in report

Unlock 21 Seymour Street, Cambridge, CB1 3DH's full planning history

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Every decision — granted, refused or withdrawn (1 on record)
All 1 application on this property in full, plus 36 notable nearby
The 6 documents, officer reports & conditions
What the pattern means for extending or converting here

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Price

Sales history & valuation

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

Latest sale on 21 Seymour Street was the highest on Land Registry record across the postcode.

Current estimate

£711,000

Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 7 years.

See how we calculated this

Last sold (2019)

£565,000

Growth on file: 6.2% per year over 7 years.

Sales timeline

10 January 2019Most recent
£565,000
+56.9%over 7 years
1 August 2011
£360,000

Median price across the last 5 sales in CB1 3DH: £440,000 (2021–2017).

Nearby sales in CB1 3DH

On the street

Versus other Seymour Street homes

Four headline reads against 29 similar houses on this street, drawn from the latest EPC and Land Registry data.

21 Seymour Street outperforms the street on floor area by a wide margin.

Price per m²

£4,556

Street avg £5,143

On par

Floor Area

124 m²

Street avg 61 m²

Strongly above

Habitable Rooms

6 rooms

Street avg 3 rooms

Strongly above

CO₂ Emissions

2.9 t/year

Street avg 2.3 t/year

Below

Before you decide

Everything you need to know about 21 Seymour Street

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

Signs of HMO activity in the areaLarger development activity nearby

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Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.

£670k

1 Cavendish Court, Cavendish Road

CB1 3FZ

4 bed2 bath

£818k

1 Braybrooke Place

CB1 3LN

4 bed3 bath

£598k

1 Catharine Street

CB1 3AW

4 bed2 bath

£631k

1 Campbell Street

CB1 3NE

3 bed1 bath

£825k

1 Chalmers Road

CB1 3SZ

5 bed

£563k

1 Ashbury Terrace, Ashbury Close

CB1 3RW

3 bed2 bath

£496k

1 Cavendish Road

CB1 3AE

3 bed1 bath

£515k

1 Charles Street

CB1 3LZ

2 bed1 bath

Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Cambridge district page.

Full Cambridge report

Reported crime in the wider district is trending notably upward year-on-year.

Crime

4/mo

Rising year-on-year across the wider district.

Nearest stop

1.2 km

Cambridge Rail Station — railway station.

Closest school

0.2 km

St Philip's CofE Aided Primary School. 30 schools nearby.

Go deeper on the local area

A Local Area 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 CB1 3DH from Defra's strategic mapping. The pin marks this postcode's centroid.

Daytime· 07:00 – 23:00

50.3dB

Low

Night-time road noise heatmap for CB1 3DH

Night-time· 23:00 – 07:00

40.0dB

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 21 Seymour Street, Cambridge, CB1 3DH. Each answer is also embedded as structured data for search engines.