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.
9A HARRIETS HEIGHTS is a very small detached house of 90m², built in 2020, which could now be worth an estimated £312,774. It was last sold for £233,950 in May 2021, which was around 6% above the average May 2021 detached price in the Blackburn with Darwen local authority area. The most recent EPC inspection was May 2021, where the current energy rating was B, and the potential energy rating was A.
Land registry data shows one sale for 9A HARRIETS HEIGHTS since 1st January 1995. The below table shows the price paid for the one sale, along with the average 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 20 MAY | £233,950 | £221,125 | 6% above HPI |
9A HARRIETS HEIGHTS might now be worth an estimated £312,774.
This is based on house price inflation of 33.7%, between May 2021 and May 2026, for 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 33.7% inflationary increase is applied to the most recent sale price for 9A HARRIETS HEIGHTS of £233,950 on 20th May 2021. For the value to have increased from £233,950 to £312,774 over the five years to May 2026, the following assumptions must hold true:
9A HARRIETS HEIGHTS is 90m² according to the EPC inspection conducted in May 2021. This puts it in the smallest 20% of detached houses in Blackburn, based on EPC data. The below chart shows the distribution of detached houses by size in Blackburn, and where 9A HARRIETS HEIGHTS lies on this distribution: 19% of detached houses are smaller than 9A HARRIETS HEIGHTS, and 80% of detached houses are larger. Note that EPC data is not available for all properties in Blackburn.

9A HARRIETS HEIGHTS sits on a plot of roughly 0.084 of an acre, or 339m².
9A HARRIETS HEIGHTS is located in BLACKBURN, in the BB2 postcode district.
Most recent sales first: