Overview
Costello Properties Limited is a letting agent based at 31 Eardley Crescent, London, SW5 9JT. It is an independent, single-office business on our register. Companies House number 07501545. It belongs to The Property Ombudsman redress scheme.
Homes in the SW5 postcode district sold for a median £888,000 across 106 sales in the last 12 months. Across Kensington and Chelsea the average price is £1,232,640 (July 2026), -7.3% over ten years and 6.2× its January 1995 level. 38 estate and letting agent offices on the register are based in SW5.
Market position and ranking
No league history on record yet
home.co.uk did not list this branch in any of the 1,452 town league tables we recovered from the Internet Archive. Its position will build up from our own daily reading of agents’ websites.
Stock on the market
Stock breakdown coming
Homes for sale by price, bedrooms, property type, time on the market and postcode appear here once our crawler has read costelloproperties.co.uk. Agents can speed this up by claiming the profile.
Sales performance
Asking price achieved and time to sell
We match each home an agent lists to its HM Land Registry completion to measure the price achieved against asking and the time from listing to completion. Results appear here once enough of this branch’s listings have completed, usually three to six months after we first read its website.
Reviews
Being collected: Google, Trustpilot, ESTAS, allAgents, Facebook. Ratings refresh every week.
Online presence
Profiles are found by reading the links on the agent’s own website. Follower counts and posting activity will be added as they are collected.
The local market
Average prices across Kensington and Chelsea since January 1995, and what has sold in SW5 in the last year. Kensington and Chelsea averages £1,232,640 in July 2026, -14.0% over five years and -7.3% over ten.
Average house price, Kensington and Chelsea
UK House Price Index, monthly
Homes sold each year, Kensington and Chelsea
Completed sales recorded in the House Price Index
Sales per month in SW5
HM Land Registry completions, last 12 months
What sold in SW5
Completions by property type, last 12 months
| Median sold price, SW5 | £888,000 | Sales, last 12 months | 106 |
|---|---|---|---|
| Detached | — | Semi-detached | — |
| Terraced | £1,435,155 | Flat | £843,750 |
Other agents in SW5
| Office | Type and group | Homes for sale |
|---|---|---|
| Casa-Londra.com | Estate and letting agentIndependent | 12today |
| AGS Management Limited | Letting agentIndependent | — |
| AGS Management Services Limited | Letting agentIndependent | — |
| Astberrys Property Services | Letting agentIndependent | — |
| Barnard Marcus | Estate and letting agentConnells Group | — |
| Bed Station Limited | Letting agentIndependent | — |
| Belle Property Solutions Limited | Letting agentIndependent | — |
| Breteuil | Estate and letting agentIndependent | — |
| Building Bricks Limited | Estate agentIndependent | — |
| City Relay | Estate agentIndependent | — |
| Deep Sourcing Lettings | Letting agentIndependent | — |
| Dexters Earls Court | Letting agentDexters | — |
| Dexters Kentish Town Sales | Estate agentDexters | — |
| Foxley and Harris Limited | Letting agentIndependent | — |
| Foxtons Limited | Estate and letting agentFoxtons Group | — |
| HalMan Solutions Ltd | Letting agentIndependent | — |
| Hogarth Estates | Estate and letting agentIndependent | — |
| Imperial Estate Agency Ltd | Letting agentIndependent | — |
| John D Wood & Co | Estate and letting agentConnells Group | — |
| Kinleigh Folkard & Hayward | Estate agentIndependent | — |
All agents in Kensington and Chelsea · Demographics and area data on Property Data
Questions and answers
Which redress scheme is Costello Properties Limited a member of?
The Property Ombudsman.
What do homes sell for near Costello Properties Limited?
A median £888,000 in SW5 over the last 12 months (HM Land Registry, 106 sales).
Sources and freshness
| Source | Coverage |
|---|---|
| UK House Price Index, HM Land Registry (OGL) | Kensington and Chelsea, January 1995 to July 2026 |
| HM Land Registry Price Paid Data (OGL) | SW5, last 12 months |
| The Property Ombudsman and Property Redress Scheme registers | Office details, February 2026 |
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