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.
29 OBSERVATORY ROAD is a small extended semi-detached house of 76m², built sometime between 1930 and 1949, which could now be worth an estimated £157,609. It was last sold for £119,000 in July 2021, which was around 14% below the average July 2021 semi-detached price in the Blackburn with Darwen local authority area. The most recent EPC inspection was June 2014, where the current energy rating was E, and the potential energy rating was B.
Land registry data shows one sale for 29 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 |
|---|---|---|---|
2021 23 JUL | £119,000 | £138,298 | 14% below HPI |
29 OBSERVATORY ROAD might now be worth an estimated £157,609.
This is based on house price inflation of 32.4%, between July 2021 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 32.4% inflationary increase is applied to the most recent sale price for 29 OBSERVATORY ROAD of £119,000 on 23rd July 2021. For the value to have increased from £119,000 to £157,609 over the five years and two months to May 2026, the following assumptions must hold true:
29 OBSERVATORY ROAD is 76m², which includes one extension, according to the EPC inspection conducted in June 2014. This puts it in the smallest 40% 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 29 OBSERVATORY ROAD lies on this distribution: 36% of semi-detached houses are smaller than 29 OBSERVATORY ROAD, and 63% of semi-detached houses are larger. Note that EPC data is not available for all properties in Blackburn.

29 OBSERVATORY ROAD sits on a plot of roughly 0.251 of an acre, or 1,017m².
29 OBSERVATORY ROAD is located in BLACKBURN, in the BB2 postcode district.
Most recent sales first: