Rosedean House, Dummer, Basingstoke, RG25 2AL
About Rosedean House
Rosedean House is a detached house in Dummer, Basingstoke, Basingstoke (RG25 2AL). It has a recorded floor area of 297 m² (around 3197 sq ft) and construction records dating it to 1967-1975. The latest certificate (December 2024) shows a C (score 79), near the top of the C band. When first surveyed in August 2013 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Poor to Good and window efficiency went from Average to Good. The recommended improvements would push it to B (score 83). Main heating runs on oil.
Held since July 2006 — that's 20 years off the open market, well above the local norm. At 297 m² the property is well over the postcode median (183 m² across 4 EPCs), placing it in the larger end of the local stock. Across 1999–2006, sale prices on this property compounded at 8.8% per year. Today's modelled estimate of £1,228,000 sits 136.2% above the 2006 sale of £520,000.
Know exactly what you're buying at Rosedean House
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
Energy performance
Rosedean House's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Solar PV panels (40 kWp) installed
Planning history
Rosedean House has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at Rosedean House
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
30-day money-back guarantee
Sales history & valuation
Rosedean House's modelled value sits at over four times its earliest registered sale price (1999).
£1,228,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.8% per year over 7 years.
£520,000
Growth on file: 8.8% per year over 7 years.
Sales timeline
6 July 2006Most recent
£520,000
+81.2%over 7 years29 June 1999
£287,000
Median price across the last 5 sales in RG25 2AL: £560,000 (2024–2017).
Nearby sales in RG25 2AL
Rose Cottage, Dummer, Basingstoke, RG25 2AL
Sold Jul 2024
£740,0001 Tower Hill Cottage, Dummer, Basingstoke, RG25 2AL
Sold Aug 2021
£200,000Tower Hill Lodge, Dummer, Basingstoke, RG25 2AL
Sold Jun 2021
£560,000Westlea, Dummer, Basingstoke, RG25 2AL
Sold May 2021
£750,000Lynton, Dummer, Basingstoke, RG25 2AL
Sold Mar 2017
£485,000
Everything we know about Rosedean House, 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

Versus the street
Rosedean House outperforms the street on floor area by a wide margin.
Price per m²
£1,751
Street avg £1,714
Floor Area
297 m²
Street avg 177 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
7.4 t/year
Street avg 6.9 t/year
Similar properties nearby
1 Chapel Walk, Cliddesden
RG25 2NP
1 Clump Barn, Farleigh Lane, Dummer
RG25 2AF
1 Axford Lodge Cottage, Axford
RG25 2DZ
1 Barley View, North Waltham
RG25 2ST
1 Church Lane, Cliddesden
RG25 2JQ
1 Church Cottages, Herriard
RG25 2PH
1 Bible Fields, Dummer
RG25 2AN
1 Chapel Close, Dummer
RG25 2AB
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Tower Hill — bus stop.
Closest school
2.3 km
North Waltham Primary School. 2 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
52.1dB

Night-time· 23:00 – 07:00
43.7dB