The information on this page is based on a number of underlying datasets, most of which are updated monthly. We maintain an update schedule which explains which version of each dataset we are currently relying on.
46 OBSERVATORY ROAD is a small extended semi-detached house of 73m², built sometime between 1950 and 1966, which could now be worth an estimated £224,790. It was last sold for £190,000 in May 2024, which was around 23% above the average May 2024 semi-detached price in the Blackburn with Darwen local authority area. The most recent EPC inspection was February 2024, where the current energy rating was D, and the potential energy rating was B.
Land registry data shows one sale for 46 OBSERVATORY ROAD since 1st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the Blackburn with Darwen local authority area for the corresponding sale date. The average price is sourced from the Office for National Statistics' House Price Index (HPI).
| Date | Price | HPI Price | Variation from HPI |
|---|---|---|---|
2024 31 MAY | £190,000 | £154,820 | 23% above HPI |
46 OBSERVATORY ROAD might now be worth an estimated £224,790.
This is based on house price inflation of 18.3%, between May 2024 and May 2026, for semi-detached houses, in the Blackburn with Darwen local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 18.3% inflationary increase is applied to the most recent sale price for 46 OBSERVATORY ROAD of £190,000 on 31st May 2024. For the value to have increased from £190,000 to £224,790 over the two years to May 2026, the following assumptions must hold true:
46 OBSERVATORY ROAD is 73m², which includes one extension, according to the EPC inspection conducted in February 2024. This puts it in the smallest 30% of semi-detached houses in Blackburn, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Blackburn, and where 46 OBSERVATORY ROAD lies on this distribution: 29% of semi-detached houses are smaller than 46 OBSERVATORY ROAD, and 69% of semi-detached houses are larger. Note that EPC data is not available for all properties in Blackburn.

46 OBSERVATORY ROAD sits on a plot of roughly 1.2 acres, or 4,688m².
46 OBSERVATORY ROAD is located in BLACKBURN, in the BB2 postcode district.
Most recent sales first: