Rosslyn Court, Flat 1, 3 Kirtleton Avenue, Weymouth, DT4 7PS
About Rosslyn Court
Rosslyn Court is a semi-detached house in Weymouth (DT4 7PS). It has a recorded floor area of 63 m² (around 678 sq ft) and construction records dating it to 1930-1949. The latest certificate (August 2021) shows a C (score 76), near the top of the C band. When first surveyed in October 2008 the rating was F, the property has climbed 3 bands since. Between certificates, window efficiency went from Poor to Good, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good. At 63 m² this is the 8th smallest of 9 units on EPC record in Rosslyn Court, where floor areas span 34–64 m². The building's EPC ratings span D to B across 9 units on file.
At 63 m² it's 22.3% larger than the typical home in the postcode (52 m² median across 44 EPCs). 9 years since the last transfer (December 2017). Across 2011–2017, sale prices on this property compounded at 5.6% per year. Today's modelled estimate of £146,000 is 10.2% above the 2017 sale price.
Know exactly what you're buying at Rosslyn Court
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
Planning history
Rosslyn Court has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 2 things worth checking at Rosslyn Court
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
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Sales history & valuation
Rosslyn Court saw 3 transfers in just over a decade — high turnover for the postcode.
£146,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 7 years.
£132,500
Growth on file: 5.6% per year over 7 years.
Sales timeline
1 December 2017Most recent
£132,500
+14.7%over 4 years29 November 2013
£115,500
+24.2%over 2 years26 May 2011
£93,000
Median price across the last 5 sales in DT4 7PS: £132,000 (2025–2023).
Nearby sales in DT4 7PS
Balmoral Court, Flat 1, 9 Kirtleton Avenue, Weymouth, DT4 7PS
Sold Oct 2025
£127,000Rosslyn Court, Flat 2, 3 Kirtleton Avenue, Weymouth, DT4 7PS
Sold Oct 2024
£127,000Rosslyn Court, Flat 5, 3 Kirtleton Avenue, Weymouth, DT4 7PS
Sold Mar 2024
£132,000Rosslyn Court, Flat 7, 3 Kirtleton Avenue, Weymouth, DT4 7PS
Sold Dec 2023
£145,750Russett Court, Flat 7, 15 Kirtleton Avenue, Weymouth, DT4 7PS
Sold Sept 2023
£152,500
Everything we know about Rosslyn Court, 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 Kirtleton Avenue homes
EPC Rating for Rosslyn Court runs comfortably ahead of the street norm.
Price per m²
£2,103
Street avg £2,366
Floor Area
63 m²
Street avg 54 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.7 t/year
Street avg 2.2 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Westerhall — bus stop.
Closest school
0.3 km
Coastland College. 13 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
50.8dB

Night-time· 23:00 – 07:00
41.0dB