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23 Firthwood Road, Coal Aston, Dronfield, S18 3BW

Property type
Detached
Bedrooms
4
Bathrooms
2
Floor area
158 m²
1701 sq ft
Energy rating
D
Score 60
Council tax
Band D
Tenure
Owner Occupied
Overview

About 23 Firthwood Road

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

23 Firthwood Road is a four-bedroom detached house in Coal Aston, Dronfield, Dronfield (S18 3BW). It has a recorded floor area of 158 m² (around 1701 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (November 2025) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in January 2017 the rating was F, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 70). Other recorded features include a loft. Records show the property has been extended at some point in its history.

At 158 m² the property is well over the postcode median (108 m² across 19 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £491,000 sits 62.3% above the 2017 sale of £302,600. Last changed hands 9 years ago, in July 2017.

Before you offer

Know exactly what you're buying at 23 Firthwood Road

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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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

  • Bedrooms4
  • Bathrooms2
  • EnsuiteYes
  • LoftYes

Outside

  • Private gardenRear
  • GarageDouble

Building

  • Heating systemGas
  • 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.

23 Firthwood Road's carbon output runs well above what efficient homes in the postcode produce.

Current Certificate(1 of 2)
Nov 2025

EPC Rating

A
B
C
D
D60
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
6.5 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Nov 2025from Jan 2017
EPC improved fromF35toD60
Roof Insulation
UninsulatedWell Insulated

Loft insulation installed or upgraded to 250mm+

Low Energy Lighting
0%100%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 23 Firthwood Road, Coal Aston, Dronfield, S18 3BW, sourced from the PlanIt planning register.

23 Firthwood Road has no planning applications on record.

The full report still covers planning activity across the surrounding area.

Price

Sales history & valuation

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

23 Firthwood Road valuation sits well clear of the typical sold price in this postcode.

Current estimate

£491,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2017)

£302,600

Recorded with HM Land Registry.

Sales timeline

  1. 11 July 2017Most recent

    £302,600

Median price across the last 5 sales in S18 3BW: £333,000 (2024–2020).

Before you offer

Everything we know about 23 Firthwood Road, in one report

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

  • Am I paying too much?
  • Is something wrong with it?
  • Is the agent's story true?
  • Will it hold its value?
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Preview of the full property report
On the street

Versus other Firthwood Road homes

Four headline reads against 19 similar houses on this street, drawn from the latest EPC and Land Registry data.

Floor Area for 23 Firthwood Road runs comfortably ahead of the street norm.

Price per m²

£1,915

Street avg £2,464

Below

Floor Area

158 m²

Street avg 120 m²

Strongly above

Habitable Rooms

6 rooms

Street avg 6 rooms

Above

CO₂ Emissions

6.5 t/year

Street avg 5.4 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 Dronfield district page.

Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.

Crime

5/mo

Steady year-on-year across the wider district.

Nearest stop

0.2 km

Firthwood Road — bus stop.

Closest school

0.6 km

Northfield Junior School. 12 schools 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 S18 3BW from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for S18 3BW

Daytime· 07:00 – 23:00

45.6dB

Low
Night-time road noise heatmap for S18 3BW

Night-time· 23:00 – 07:00

38.0dB

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 23 Firthwood Road, Coal Aston, Dronfield, S18 3BW. Each answer is also embedded as structured data for search engines.