Overview
Sims Williams is an estate and letting agent based at 5 Maple Parade, Walberton, BN18 0PR. The business trades from 4 offices under the same website (simswilliams.co.uk). The registered business name is Sims Williams LLP. Companies House number OC362309. It belongs to The Property Ombudsman redress scheme.
In 2025 home.co.uk recorded Sims Williams in 1 local agent league table on 1 occasions. At its best it ranked 7th of 20+ agents in PO20 (February 2025), with 24 homes for sale of 540 in the area (4% share). In the most recent capture (February 2025) it was 7th of 20+ in PO20 with 24 homes, a 4% share.
Homes in the BN18 postcode district sold for a median £395,000 across 220 sales in the last 12 months. Across Arun the average price is £321,460 (July 2026), +25.1% over ten years and 5.5× its January 1995 level. 5 estate and letting agent offices on the register are based in BN18.
Market position and ranking
How Sims Williams has ranked against every other agent advertising homes in the same towns, from home.co.uk league tables captured by the Internet Archive between 2025 and 2025.
Homes for sale over time
Homes this branch was advertising, by town league table
Share of local stock
Its homes as a share of all homes for sale in the town
League position
Rank among all agents in the town (1 = most homes)
Ranking by location, latest capture
| Location | Captured | Rank | Homes for sale | Share of local stock |
|---|---|---|---|---|
| PO20 | 2025-02 | 7of 20+ | 24of 540 | 4% |
The PO20 market it trades in
20+ agents advertising 540 homes, average asking price £508,693, 51 new in the previous 14 days. home.co.uk, 2025-02-19.
All homes for sale in PO20
Total advertised by every agent, each capture
Average asking price in PO20
All agents’ homes for sale
| # | Agent | Homes | Share |
|---|---|---|---|
| 2 | Henry AdamsShore Road, East Wittering, West Sussex, PO20 8DZ | 42 | 8% |
| 3 | Gilbert & Cleveland127 High Street, Selsey, PO20 0QB | 40 | 7% |
| 4 | Sims Williams8-9, Southgate, Chichester, PO19 1ES | 27 | 5% |
| 5 | Cubitt & WestNorth Street, Chichester, PO19 1NQ | 25 | 5% |
| 6 | Henry AdamsRowan House, Baffins Lane, Chichester, PO19 1UA | 25 | 5% |
| 7 | Sims Williams5 Maple Parade, The Street, Walberton, BN18 0PR | 24 | 4% |
| 8 | White & BrooksMagnus Court, St. Martins Street, Chichester, PO19 1AF | 21 | 4% |
| 9 | Astons of Sussex Estate and Letting Agents1, New Parade, West Wittering, PO20 8EA | 20 | 4% |
| 10 | Baileys17 Shore Road, East Wittering, West Sussex, PO20 8DY | 17 | 3% |
| 11 | Bell & BlakeThe Hornet, Chichester, West Sussex, PO19 7JG | 17 | 3% |
| 12 | PurplebricksGB & Overseas, 650 The Crescent, Colchester Business Park, CO4 9YQ, Colchester | 14 | 3% |
| 13 | Stride & SonSouth Street, Chichester, PO19 1EL | 14 | 3% |
| 14 | King & ChasemoreNorth Street, Chichester, West Sussex, PO19 1NB | 12 | 2% |
| 15 | Harvey LongsonsFitzroy House, 32 Market Place, Swaffham, PE37 7QH | 11 | 2% |
| 16 | LeadersHigh Street, Bognor Regis, PO21 1RY | 10 | 2% |
| 17 | Hamptons InternationalNorth Street, Chichester, PO19 1LZ | 9 | 2% |
| 18 | Strutt & ParkerNorth Street, Chichester, PO19 1LY | 9 | 2% |
| 19 | Michael CornishShippam Street, Chichester, PO19 1AG | 8 | 1% |
| 20 | The top 20 PO20 Estate Agents are listed below, along with the number of PO20 Properties For Sale in their respective property portfolios followed by their estimated market share (% of total PO20 property market). Buyers and sellers of PO20 property will probably find that these popular leading estate agents can offer above average market insight and property sales service. 1. Henry AdamsHigh Street, Selsey, PO20 0QE | 52 | 9% |
| 20 | Jackson-StopsNorthgate, Chichester, West Sussex, PO19 1AT | 7 | 1% |
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 simswilliams.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 Arun since January 1995, and what has sold in BN18 in the last year. Arun averages £321,460 in July 2026, +5.6% over five years and +25.1% over ten.
Average house price, Arun
UK House Price Index, monthly
Homes sold each year, Arun
Completed sales recorded in the House Price Index
Sales per month in BN18
HM Land Registry completions, last 12 months
What sold in BN18
Completions by property type, last 12 months
| Median sold price, BN18 | £395,000 | Sales, last 12 months | 220 |
|---|---|---|---|
| Detached | £510,000 | Semi-detached | £358,000 |
| Terraced | £332,500 | Flat | £237,000 |
Other agents in BN18
| Office | Type and group | Homes for sale |
|---|---|---|
| Sims Williams | Estate and letting agentIndependent | 31home.co.uk 2025 |
| Cubitt & West | Estate and letting agentIndependent | 3home.co.uk 2025 |
| Chichester Student Homes Ltd | Letting agentIndependent | — |
| Joe Graham Property Sales | Estate agentIndependent | — |
All agents in Arun · Demographics and area data on Property Data
Other Sims offices
3 other offices share the website simswilliams.co.uk.
- Sims WilliamsArun PO21 1SP
- Sims WilliamsArun BN18 9AB
- Sims WilliamsChichester PO19 1ES
Questions and answers
Is Sims Williams a leading agent in PO20?
home.co.uk ranked it 7th of 20+ agents in PO20 by homes for sale in February 2025, with 4% of local stock.
Which redress scheme is Sims Williams a member of?
The Property Ombudsman.
What do homes sell for near Sims Williams?
A median £395,000 in BN18 over the last 12 months (HM Land Registry, 220 sales).
Sources and freshness
| Source | Coverage |
|---|---|
| home.co.uk agent league tables, via the Internet Archive | 1 snapshots, 2025–2025 |
| UK House Price Index, HM Land Registry (OGL) | Arun, January 1995 to July 2026 |
| HM Land Registry Price Paid Data (OGL) | BN18, last 12 months |
| The Property Ombudsman and Property Redress Scheme registers | Office details, February 2026 |
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