Sidcup has an average sold price of £276,384 across 29,492 HM Land Registry transactions, with data from 1995-01-03 to 2026-07-24.
Sidcup averages £276,384 across 29,492 completed sales. Check the median, sample depth and nearby alternatives before using the average as a market signal.
Average £276,384 · Median £220,000 · 29,492 transactions · +1.6% growth · 399 streets
Sidcup has an average sale price of £276,384 and a median sale price of £220,000, based on 29,492 registered transactions across 32 active years. The average is 30.7% below the national average of £398,894, the median is 20.1% above the national median of £183,250.
The median sold price of £220,000 is 20.4% lower than the average of £276,384. This can happen when a smaller number of higher-value transactions pull the average upward.
Among the most active listed streets by transaction count, LONGLANDS ROAD has 735 recorded sales at an average of £200,972; SIDCUP HILL has 628 recorded sales at an average of £194,246; BLACKFEN ROAD has 574 recorded sales at an average of £244,214.
By transaction count, semi-detached homes represent 32.8% of recorded sales (9,687 transactions) with an average sold price of £300,759; terraced homes represent 30.3% of recorded sales (8,942 transactions) with an average sold price of £242,744; flats represent 28.3% of recorded sales (8,349 transactions) with an average sold price of £172,134.
Property valuation guide
Professional valuers use recent sold prices as comparable evidence. In Sidcup, the median sold price is £220,000 and the average is £276,384, based on 29,492 HM Land Registry transactions. Over five years, prices have moved +1.6%, which affects how comparables from earlier years should be weighted.
These are historical completed-sale prices — not a formal valuation, asking price or investment advice. Use them to sense-check an asking price or set expectations before instructing a surveyor.
| Year | Median price | Average price | Sales |
|---|---|---|---|
| 2026 | £430,000 | £445,955 | 267 |
| 2025 | £425,000 | £469,370 | 893 |
| 2024 | £420,000 | £458,527 | 844 |
| 2023 | £415,000 | £475,796 | 697 |
| 2022 | £425,000 | £574,026 | 911 |
| 2021 | £394,750 | £432,144 | 1,140 |
| 2020 | £376,500 | £546,348 | 788 |
| 2019 | £362,250 | £417,587 | 866 |
| 2018 | £361,000 | £483,298 | 827 |
| 2017 | £354,950 | £388,191 | 887 |
Source: HM Land Registry Price Paid Data. Most recent 10 years shown.