{"t":{"slug":"rickmansworth","name":"Rickmansworth","district_slug":"three-rivers","district":"Three Rivers","region":"East of England","branches":31,"estate":14,"letting":21},"ranked":[{"branch_id":"gibbs-gillespie-three-rivers","channel":"sales","score":72.0,"coverage":25,"perf":null,"rep":null,"pres":83.33333333333333,"trust":55.0,"pres_raw":33.0,"pres_src":"register records Oct 2025","rank_town":1,"n_town":3,"rank_outcode":2,"n_outcode":4,"rank_district":2,"n_district":7,"rank_region":79,"n_region":410,"rank_brand":6,"n_brand":21,"updated":"2026-10-17","name":"Gibbs Gillespie","id":"gibbs-gillespie-three-rivers","address":"3 Odeon Parade, High Street, Rickmansworth, WD3 1EE","postcode":"WD3 1EE","outcode":"WD3","kind":"Estate and letting agent","grp":null,"town":"Rickmansworth","town_slug":"rickmansworth","district":"Three Rivers","since":null,"founded":"1987-09-07","sales_count":null,"lettings_count":null,"domain":"romans.co.uk","reviews":[],"year":1987,"provisional":true,"reason":"Strongest on market presence: 33 homes for sale (register records Oct 2025), trading since 1987."},{"branch_id":"sewell-gardner-three-rivers","channel":"sales","score":52.0,"coverage":25,"perf":null,"rep":null,"pres":50.0,"trust":55.0,"pres_raw":29.0,"pres_src":"register records Oct 2025","rank_town":2,"n_town":3,"rank_outcode":3,"n_outcode":4,"rank_district":5,"n_district":7,"rank_region":194,"n_region":410,"rank_brand":1,"n_brand":1,"updated":"2026-10-17","name":"Sewell & Gardner","id":"sewell-gardner-three-rivers","address":"165-167 High Street, Rickmansworth, WD3 1AY","postcode":"WD3 1AY","outcode":"WD3","kind":"Estate agent","grp":null,"town":"Rickmansworth","town_slug":"rickmansworth","district":"Three Rivers","since":null,"founded":"2011-04-05","sales_count":null,"lettings_count":null,"domain":"sewellgardner.com","reviews":[],"year":2011,"provisional":true,"reason":"Strongest on market presence: 29 homes for sale (register records Oct 2025), trading since 2011."},{"branch_id":"grosvenor-estate-agents-three-rivers","channel":"sales","score":32.0,"coverage":25,"perf":null,"rep":null,"pres":16.666666666666668,"trust":55.0,"pres_raw":0.0,"pres_src":"agent website","rank_town":3,"n_town":3,"rank_outcode":4,"n_outcode":4,"rank_district":7,"n_district":7,"rank_region":360,"n_region":410,"rank_brand":1,"n_brand":1,"updated":"2026-10-17","name":"Grosvenor Estate Agents","id":"grosvenor-estate-agents-three-rivers","address":"163 New Road, Croxley Green, WD3 3HB","postcode":"WD3 3HB","outcode":"WD3","kind":"Estate and letting agent","grp":null,"town":"Rickmansworth","town_slug":"rickmansworth","district":"Three Rivers","since":null,"founded":"2003-02-26","sales_count":0,"lettings_count":0,"domain":"grosvenorestates.co.uk","reviews":[],"year":2003,"provisional":true,"reason":"Strongest on trust and longevity: 0 homes for sale (agent website), trading since 2003."}],"unranked":[{"id":"adrian-dyer-exp-three-rivers","name":"Adrian Dyer eXp","address":"Summers Morgan, Sheraton House, Lower Road, Chorleywood, Rickmansworth, WD3 5LH","kind":"Estate agent (self-employed, network)"},{"id":"hamptons-three-rivers","name":"Hamptons","address":"114 High Street, Rickmansworth, WD3 1AQ","kind":"Estate agent"},{"id":"hamptons-international-three-rivers","name":"Hamptons International","address":"21 Station Road, Rickmansworth","kind":"Estate agent"},{"id":"hetheringtons-three-rivers","name":"Hetheringtons","address":"70 High Street, Rickmansworth","kind":"Estate agent"},{"id":"hopcroft-property-experts-three-rivers","name":"Hopcroft Property Experts","address":"34 Home Way, Rickmansworth, WD3 8QL","kind":"Estate agent"},{"id":"james-estate-agents-three-rivers","name":"James Estate Agents","address":"141 New Road, Croxley Green, WD3 3EN","kind":"Estate and letting agent"},{"id":"kate-woodward-estate-agent-powered-by-exp-three-rivers","name":"Kate Woodward Estate Agent powered by eXp","address":"22a Lower Road, Chorleywood, Rickmansworth, WD3 5LH","kind":"Estate agent (self-employed, network)"},{"id":"robsons-three-rivers-3","name":"Robsons","address":"130 High Street, Rickmansworth, WD3 1AB","kind":"Estate agent"},{"id":"simon-lambert-powered-by-exp-three-rivers","name":"Simon Lambert Powered by eXp","address":"40 Dickinson Square, Croxley Green, Rickmansworth, WD3 3EY","kind":"Estate agent (self-employed, network)"},{"id":"trend-and-thomas-three-rivers","name":"Trend and Thomas","address":"6 Station Road, Rickmansworth, WD3 1QZ","kind":"Estate and letting agent"},{"id":"tristam-summers-property-expert-three-rivers","name":"Tristam Summers Property Expert","address":"15 Mount View, Rickmansworth, WD3 7BB","kind":"Estate agent"}],"stock":0,"sold_n":435,"median":639000,"ocs":["WD3"],"rivals":[{"a":"gibbs-gillespie-three-rivers","b":"sewell-gardner-three-rivers","an":"Gibbs Gillespie","bn":"Sewell & Gardner"},{"a":"gibbs-gillespie-three-rivers","b":"grosvenor-estate-agents-three-rivers","an":"Gibbs Gillespie","bn":"Grosvenor Estate Agents"},{"a":"grosvenor-estate-agents-three-rivers","b":"sewell-gardner-three-rivers","an":"Grosvenor Estate Agents","bn":"Sewell & Gardner"}],"nearby":[{"slug":"abbots-langley","name":"Abbots Langley"},{"slug":"chorleywood","name":"Chorleywood"},{"slug":"northwood","name":"Northwood"}],"faq":[["Who is the best estate agent in Rickmansworth?","On the UK Agent Register score, Gibbs Gillespie ranks first of 3 estate agent offices in Rickmansworth (October 2026). Strongest on market presence: 33 homes for sale (register records Oct 2025), trading since 1987."],["How many estate agents are there in Rickmansworth?","31 estate and letting agent offices are on the register in Rickmansworth: 14 handle sales and 21 handle lettings."],["Which Rickmansworth agent has the most homes for sale?","Gibbs Gillespie, with 33 (register records Oct 2025)."],["What do homes sell for in Rickmansworth?","A median £639,000 across 435 sales in its postcode districts (WD3) in the last 12 months (HM Land Registry)."],["How are agents ranked?","Four measures, weighted 40/35/15/10: sales performance, reviews, market presence and trust. Missing measures are left out and the rest rescaled; rankings below 75% data coverage are marked provisional. Full method at /methodology."]],"channel":"sales","month":"October 2026","updated":"2026-10-17"}