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Mermaid Spinney, High Street, Boxworth, Cambridge, CB23 4LY

6 planning records
Property type
Detached
Bedrooms
5
Bathrooms
2
Floor area
170 m²
1830 sq ft
Energy rating
E
Score 54
Council tax
Band F
Tenure
Owner Occupied
Overview

About Mermaid Spinney

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

Mermaid Spinney is a five-bedroom detached house in Boxworth, Cambridge, Cambridge (CB23 4LY). It has a recorded floor area of 170 m² (around 1830 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (June 2015) shows an E (score 54), well below the UK norm with real room to improve. When first surveyed in January 2010 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Good to Very Good and window efficiency went from Poor to Average; while lighting dropped from Good to Average. The recommended improvements would push it to D (score 67). Main heating runs on oil. The latest certificate is from June 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory. Records show the property has been extended at some point in its history.

Across 2015–2024, sale prices on this property compounded at 1.8% per year. Today's modelled estimate of £615,000 is 13.4% below the 2024 sale of £710,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£388/sq ft) was about 101.2% above the typical sold price in the postcode. 6 planning records sit against the property, 6 approved, 0 refused. Sold July 2024 for £710,000.

Before you offer

Know exactly what you're buying at Mermaid Spinney

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

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Larger development activity nearby
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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

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

  • Bedrooms5
  • Bathrooms2
  • Open-plan layoutYes
  • Dining roomYes
  • Utility roomYes
  • CloakroomYes
  • EnsuiteYes
  • ConservatoryYes

Outside

  • Private gardenrear
  • Parkingoff_road

Building

  • Heating systemoil
  • Previously extendedYes
Energy

Energy performance

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

Mermaid Spinney's carbon output runs well above what efficient homes in the postcode produce.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 14 Jun 2025

Current Certificate(1 of 2)
Jun 2015

EPC Rating

A
B
C
D
E
E54
F
G
Main Heating
Gas
Main Fuel
Oil
Hot Water
Average
Windows
Average
CO2 Emissions
8.6 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Jun 2015from Jan 2010
EPC improved fromF23toE54
Heating System
UnderfloorGas Boiler

Heating system upgraded to a more efficient system

Main Fuel
ElectricOil

Fuel source changed

Heating Controls
ThermostatFull

Heating controls upgraded for better temperature management

Hot Water
Immersion (Off-Peak)Main System

Hot water system upgraded

Windows
Partial DoubleFull Double

Windows upgraded, improving insulation

Wall Insulation
UninsulatedInsulated Cavity

Cavity wall insulation installed

Roof Insulation
InsulatedWell Insulated

Loft insulation upgraded to recommended levels

Low Energy Lighting
54%33%

Low energy lighting percentage decreased

Planning

Planning history

Applications and permits filed against Mermaid Spinney, High Street, Boxworth, Cambridge, CB23 4LY, sourced from the PlanIt planning register.

Mermaid Spinney has been through 6 approved planning applications — a well-evolved property.

  1. May 2013
    Conditions
    In report

    Application for approval of details reserved by condition 3 (external materials) of planning permission ref.S/1169/12/FL

    Council
    South Cambridgeshire District Council
    Documents
    1 doc on file
    Reference
    S/0932/13/DC
    View planning record
  2. May 2013
    Full
    In report

    Variation of condition 1 of approved application S/1783/11 (Revised Design)

    Agent
    Simon Ward Architectural Design
    Council
    South Cambridgeshire District Council
    Documents
    5 docs on file
    Reference
    S/0349/13/VC
    View planning record
Before you offer

We flagged 1 thing worth checking at Mermaid Spinney

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
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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.

Mermaid Spinney valuation sits well clear of the typical sold price in this postcode.

Current estimate

£615,000

Modelled from EPC, postcode comparables and a sale-price growth of 1.8% per year over 9 years.

See how we calculated this
Last sold (2024)

£710,000

Growth on file: 1.8% per year over 9 years.

Sales timeline

  1. 18 July 2024Most recent

    £710,000

    +16.4%over 8 years
  2. 18 December 2015

    £610,000

Median price across the last 5 sales in CB23 4LY: £625,000 (2023–2015).

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Everything we know about Mermaid Spinney, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

What we flagged

  • Larger development activity nearby
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On the street

Versus other High Street homes

Four headline reads against 8 similar houses on this street, drawn from the latest EPC and Land Registry data.

On price per m², Mermaid Spinney stands well clear of the street.

Price per m²

£4,176

Street avg £2,378

Strongly above

Floor Area

170 m²

Street avg 156 m²

Above

Habitable Rooms

6 rooms

Street avg 5 rooms

Above

CO₂ Emissions

8.6 t/year

Street avg 6.5 t/year

Below
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.

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.

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 CB23 4LY from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for CB23 4LY

Daytime· 07:00 – 23:00

42.7dB

Low
Night-time road noise heatmap for CB23 4LY

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
Map

Everything within walking distance

Schools, transport stops and scenic spots near this property —
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about Mermaid Spinney, High Street, Boxworth, Cambridge, CB23 4LY. Each answer is also embedded as structured data for search engines.