21a, Baulk Lane, Harworth, Doncaster, DN11 8PF
About 21a
21a is a four-bedroom detached house in Harworth, Doncaster, Doncaster (DN11 8PF). It has a recorded floor area of 182 m² (around 1959 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (July 2017) shows a C (score 72). When first surveyed in September 2009 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Good, lighting went from Poor to Very Good and main heating went from Average to Good; while window efficiency dropped from Good to Average. Other recorded features include notable views. Records show the property has been extended at some point in its history.
At 182 m² the property is well over the postcode median (83 m² across 22 EPCs), placing it in the larger end of the local stock.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Open-plan layoutYes
Outside
- Private gardenYes
- GarageYes
- Notable viewsYes
Building
- Previously extendedYes
Energy performance
EPC Rating
Certificate validity
Valid until 9 July 2027
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
21a has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£299,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in DN11 8PF: £194,500 (2025–2025).
Nearby sales in DN11 8PF
45 Baulk Lane, Harworth, Doncaster, DN11 8PF
Sold Dec 2025
£225,00055 Baulk Lane, Harworth, Doncaster, DN11 8PF
Sold Oct 2025
£185,00057 Baulk Lane, Harworth, Doncaster, DN11 8PF
Sold Jul 2025
£210,00077 Baulk Lane, Harworth, Doncaster, DN11 8PF
Sold Jun 2025
£80,00015 Baulk Lane, Harworth, Doncaster, DN11 8PF
Sold Jun 2025
£194,500
Versus other Baulk Lane homes
On floor area, 21a stands well clear of the street.
EPC Rating
72 (C)
Street avg 68 (D)
Floor Area
182 m²
Street avg 93 m²
CO₂ Emissions
5.7 t/year
Street avg 3.7 t/year
Habitable Rooms
6 rooms
Street avg 5 rooms
Similar properties nearby
1 Avalon Gardens, Harworth
DN11 8FB
1 Bryndale Close, Bircotes
DN11 8FT
1 Bracken Way, Harworth
DN11 8SB
1 Buckingham Court, Harworth
DN11 8NZ
1 Briar Grove, Harworth
DN11 8SE
1 Brierley Road, Bircotes
DN11 8GL
1 Alexandra Road, Bircotes
DN11 8EZ
1 Bramble Way, Harworth
DN11 8LY
The neighbourhood at a glance
Crime
155/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Moor Top Road — bus stop.
Closest school
0.7 km
Harworth CofE Academy. 6 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.5dB

Night-time· 23:00 – 07:00
42.8dB







