First Floor Flat, 12 Markham Avenue, Carcroft, Doncaster, DN6 8DT
About First Floor Flat
First Floor Flat is a one-bedroom mid-terrace house in Carcroft, Doncaster, Doncaster (DN6 8DT). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (May 2025) shows a C (score 77), near the top of the C band. When first surveyed in November 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Average to Good and lighting went from Good to Very Good.
Untraded for 28 years, with the last transfer in February 1998. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 43 m² it sits well below the postcode median (97 m² across 46 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £100,000 sits 900% above the 1998 sale of £10,000. On a £-per-square-foot basis, the last sale (£22/sq ft) was about 66.1% below the postcode norm.
Know exactly what you're buying at First Floor Flat
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms1
- Dining roomYes
Outside
- ParkingAllocated
Building
- Heating systemGas
- RefurbishedYes
Energy performance
First Floor Flat ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Window efficiency improved
Wall insulation improved
More low energy lighting installed
Planning history
First Floor Flat has no planning applications on record.
Notable planning nearby
9applications of note in the surrounding area
We flagged 2 things worth checking at First Floor Flat
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.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Latest sale on First Floor Flat was the lowest on Land Registry record across the postcode.
£100,000
Modelled from EPC, postcode comparables.
£10,000
Recorded with HM Land Registry.
Sales timeline
16 February 1998Most recent
£10,000
Median price across the last 5 sales in DN6 8DT: £120,000 (2024–2023).
Nearby sales in DN6 8DT
10 Markham Avenue, Carcroft, Doncaster, DN6 8DT
Sold Dec 2024
£120,00037 Markham Avenue, Carcroft, Doncaster, DN6 8DT
Sold Oct 2024
£135,00050 Markham Avenue, Carcroft, Doncaster, DN6 8DT
Sold Jan 2024
£101,00019 Markham Avenue, Carcroft, Doncaster, DN6 8DT
Sold Sept 2023
£105,00015 Markham Avenue, Carcroft, Doncaster, DN6 8DT
Sold Aug 2023
£140,000
Everything we know about First Floor Flat, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Markham Avenue homes
EPC Rating for First Floor Flat runs comfortably ahead of the street norm.
EPC Rating
77 (C)
Street avg 57 (D)
Floor Area
43 m²
Street avg 41 m²
CO₂ Emissions
1.3 t/year
Street avg 2.6 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Owston Road/Lodge Road — bus stop.
Closest school
0.3 km
Carcroft Primary School. 8 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
47.3dB

Night-time· 23:00 – 07:00
38.1dB