| Castle Point Joggers | 86 | 242 | Castle Point Joggers home page  |
| Rayleigh RAT Runners | 56 | 381 | Rayleigh RAT Runners home page |
| Springfield Striders RC | 44 | 97 | Springfield Striders RC home page |
| South Woodham Runners | 44 | 1335 | South Woodham Runners home page |
| Pitsea RC | 36 | 80 | Pitsea RC home page |
| Little Baddow Ridge RC | 36 | 159 |
|
| Phoenix Striders | 34 | 79 | Phoenix Striders home page |
| Leigh on Sea Striders | 33 | 59 | Leigh on Sea Striders home page |
| Rochford Running Club | 32 | 73 | Rochford Running Club home page |
| Benfleet RC | 29 | 204 | Benfleet RC home page |
| Tiptree Road Runners | 27 | 51 | Tiptree Road Runners home page |
| Weald Park Warriors | 25 | 50 | Weald Park Warriors home page |
| Billericay Striders RC | 24 | 56 | Billericay Striders RC home page |
| Flyers Southend | 23 | 30 | Flyers Southend home page |
| Great Bentley RC | 20 | 22 | Great Bentley RC home page |
| Hockley Trail Runners | 20 | 30 | Hockley Trail Runners home page |
| Chelmsford AC | 19 | 74 | Chelmsford AC home page |
| East Essex Triathlon Club | 18 | 40 | East Essex Triathlon Club home page |
| RED Runners | 18 | 47 |
|
| Vegan Runners | 17 | 37 | Vegan Runners home page |
| Lonely Goat RC | 15 | 90 | Lonely Goat RC home page |
| Witham RC | 14 | 35 | Witham RC home page |
| Dengie 100 Runners | 14 | 27 | Dengie 100 Runners home page |
| Tailrunners SE Essex Canicross Running Club | 13 | 29 |
|
| Colchester Harriers AC | 12 | 13 | Colchester Harriers AC home page |
| RunFit Essex | 12 | 51 | RunFit Essex home page |
| JBR Run & Tri Club | 11 | 31 | JBR Run & Tri Club home page |
| Ware Joggers | 11 | 11 | Ware Joggers home page |
| Maldon Soul Runners | 11 | 15 | Maldon Soul Runners home page |
| Jogging Made Easy | 11 | 12 | Jogging Made Easy home page |
| Basildon AC | 9 | 27 | Basildon AC home page |
| Running Colchester | 9 | 11 |
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| UK parkrun tourists | 8 | 8 |
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| Harold Wood Running Club | 8 | 8 | Harold Wood Running Club home page |
| Mid Essex Casuals | 7 | 12 | Mid Essex Casuals home page |
| Burnham Primary Runners | 7 | 10 |
|
| Harlow RC | 7 | 7 | Harlow RC home page |
| CSSC Sports & Leisure | 7 | 16 | CSSC Sports & Leisure home page |
| Havering '90 Joggers | 7 | 13 | Havering '90 Joggers home page |
| 26.2 RRC | 6 | 7 | 26.2 RRC home page |
| Petts Wood Runners | 6 | 8 | Petts Wood Runners home page |
| East London Runners | 6 | 7 | East London Runners home page |
| Reading Roadrunners | 6 | 6 | Reading Roadrunners home page |
| SLGR | 6 | 6 | SLGR home page |
| BlackWater Tri Club | 6 | 30 | BlackWater Tri Club home page |
| Brentwood Running Club | 5 | 6 | Brentwood Running Club home page |
| Michelle's Running Group | 4 | 4 |
|
| Chelmsford City Swimming Club | 4 | 10 | Chelmsford City Swimming Club home page |
| Sudbury Joggers | 4 | 5 | Sudbury Joggers home page |
| Havering Athletic Club | 4 | 6 | Havering Athletic Club home page |
| Burnham on Crouch RUFC | 4 | 11 | Burnham on Crouch RUFC home page |
| Southend-on-Sea AC | 4 | 7 | Southend-on-Sea AC home page |
| Eye Community Runners | 4 | 4 | Eye Community Runners home page |
| Ilford AC | 4 | 8 | Ilford AC home page |
| Dagenham 88 Runners | 4 | 4 | Dagenham 88 Runners home page |
| Hadleigh Hares AC | 3 | 4 | Hadleigh Hares AC home page |
| Orpington Road Runners | 3 | 3 | Orpington Road Runners home page |
| Chelmer RoadRunners | 3 | 13 | Chelmer RoadRunners home page |
| Thurrock Harriers AC | 3 | 5 |
|
| GoodGym | 3 | 3 | GoodGym home page |
| Team Slug | 3 | 3 |
|
| S C Fitness | 3 | 3 | S C Fitness home page |
| Owls AC | 3 | 5 | Owls AC home page |
| Bishops Stortford RC | 3 | 3 | Bishops Stortford RC home page |
| Company of Runners | 3 | 4 | Company of Runners home page |
| UK Mudd Queens | 3 | 10 | UK Mudd Queens home page |
| Striders of Croydon AC | 3 | 3 | Striders of Croydon AC home page |
| parkrun World tourists | 3 | 4 |
|
| Chelmsford Table Tennis League | 3 | 10 | Chelmsford Table Tennis League home page |
| #thisgirlcanessex | 3 | 7 |
|
| Ipswich JAFFA RC | 3 | 3 | Ipswich JAFFA RC home page |
| Wellingborough & District AC | 2 | 2 | Wellingborough & District AC home page |
| Run Mummy Run | 2 | 3 | Run Mummy Run home page |
| Mersea Island Hash House Harriers | 2 | 2 |
|
| RbR Club | 2 | 2 | RbR Club home page |
| Chafford Hundred Running Group | 2 | 2 | Chafford Hundred Running Group home page |
| Halstead RRC | 2 | 2 | Halstead RRC home page |
| Ealing Eagles Running Club | 2 | 2 | Ealing Eagles Running Club home page |
| Massey Ferguson RC | 2 | 2 | Massey Ferguson RC home page |
| Clacton Seafront Runners | 2 | 2 |
|
| Valley Hill Runners | 2 | 7 | Valley Hill Runners home page |
| Blackheath & Bromley Harriers AC | 2 | 2 | Blackheath & Bromley Harriers AC home page |
| Lordshill Road Runners | 2 | 2 | Lordshill Road Runners home page |
| Ripon Runners | 2 | 2 | Ripon Runners home page |
| Havering Tri | 2 | 3 | Havering Tri home page |
| Burgess Hill Runners | 2 | 2 | Burgess Hill Runners home page |
| Trojan Fitness (Essex) | 2 | 2 |
|
| Stragglers | 2 | 2 | Stragglers home page |
| Barking Road Runners | 2 | 2 | Barking Road Runners home page |
| Chiltern Church Runners | 2 | 2 | Chiltern Church Runners home page |
| Three Counties RC | 2 | 2 | Three Counties RC home page |
| British Airways AC | 2 | 2 | British Airways AC home page |
| Transport for London parkrun Club | 2 | 2 |
|
| Braintree & District AC | 2 | 3 | Braintree & District AC home page |
| Trail Running Association | 2 | 5 | Trail Running Association home page |
| Eton Manor AC | 2 | 2 | Eton Manor AC home page |
| DofE | 2 | 2 | DofE home page |
| Totley AC | 2 | 4 | Totley AC home page |
| Cambridge and Coleridge AC | 2 | 2 | Cambridge and Coleridge AC home page |
| Sittingbourne Striders | 2 | 2 | Sittingbourne Striders home page |
| St Edmunds Pacers | 2 | 2 | St Edmunds Pacers home page |
| Hadleigh Allsorts | 2 | 3 |
|
| Sutton Runners | 2 | 2 | Sutton Runners home page |
| Didsbury Runners | 2 | 2 | Didsbury Runners home page |
| The Salvation Army | 2 | 6 | The Salvation Army home page |
| Thurrock Nomads | 2 | 2 | Thurrock Nomads home page |
| Chigwell and Epping Forest Orienteering Club | 2 | 2 | Chigwell and Epping Forest Orienteering Club home page |
| #runforfun | 2 | 2 |
|
| Heathfield RRC | 2 | 2 | Heathfield RRC home page |
| University of East Anglia Tri Club | 2 | 3 |
|
| Felixstowe RRC | 2 | 2 | Felixstowe RRC home page |
| Epping Runners | 1 | 1 | Epping Runners home page |
| Almost Athletes | 1 | 1 | Almost Athletes home page |
| Poole Runners | 1 | 1 | Poole Runners home page |
| Girls Go Running | 1 | 1 |
|
| Fitstuff | 1 | 1 | Fitstuff home page |
| Hamwic Harriers Community Running Group | 1 | 1 |
|
| Riverside Runners | 1 | 1 | Riverside Runners home page |
| The Commando Runners | 1 | 1 | The Commando Runners home page |
| Central Park Athletics | 1 | 1 | Central Park Athletics home page |
| Thames Valley Harriers | 1 | 1 | Thames Valley Harriers home page |
| Overton Harriers & AC | 1 | 1 | Overton Harriers & AC home page |
| murlough AC | 1 | 1 |
|
| Witham Runners | 1 | 6 | Witham Runners home page |
| UKRunChat Running Club | 1 | 2 | UKRunChat Running Club home page |
| Ettington Runners | 1 | 1 |
|
| Epsom Allsorts | 1 | 1 | Epsom Allsorts home page |
| Kenilworth Runners | 1 | 1 | Kenilworth Runners home page |
| Dartford Road Runners | 1 | 1 | Dartford Road Runners home page |
| Stubbington Green Runners | 1 | 1 | Stubbington Green Runners home page |
| Sheen Shufflers | 1 | 1 | Sheen Shufflers home page |
| Dubai Road Runners | 1 | 2 | Dubai Road Runners home page |
| Chelmsford Canoe Club | 1 | 1 | Chelmsford Canoe Club home page |
| 17 Port & Maritime Veteran Runners | 1 | 1 |
|
| Your Pace Or Mine | 1 | 1 | Your Pace Or Mine home page |
| Barnet and District AC | 1 | 1 | Barnet and District AC home page |
| East Cornwall Harriers | 1 | 3 | East Cornwall Harriers home page |
| Lliswerry Runners | 1 | 1 | Lliswerry Runners home page |
| SHAEF Shifters | 1 | 1 | SHAEF Shifters home page |
| Run Things Run Club | 1 | 1 | Run Things Run Club home page |
| West End Runners | 1 | 3 | West End Runners home page |
| Redhill Road Runners | 1 | 1 | Redhill Road Runners home page |
| Ocean Lake Triathlon | 1 | 7 | Ocean Lake Triathlon home page |
| QBE Running Club | 1 | 1 |
|
| Hash House Harriers | 1 | 1 | Hash House Harriers home page |
| Epsom Oddballs RC | 1 | 1 | Epsom Oddballs RC home page |
| Buckingham & Stowe RC | 1 | 1 | Buckingham & Stowe RC home page |
| Hatch Warren Runners | 1 | 1 | Hatch Warren Runners home page |
| Shepperton Running Group | 1 | 1 |
|
| #TEAMLEGENDS | 1 | 1 | #TEAMLEGENDS home page |
| South London Harriers | 1 | 1 | South London Harriers home page |
| Ashford & District RRC | 1 | 1 | Ashford & District RRC home page |
| Pirate Ship of Fools | 1 | 1 | Pirate Ship of Fools home page |
| Team FitMix | 1 | 1 | Team FitMix home page |
| Ravenstone Runners | 1 | 1 | Ravenstone Runners home page |
| UK Mudd Kings | 1 | 1 | UK Mudd Kings home page |
| Derek Zoolander Centre for Kids Who Can't Run Good | 1 | 2 | Derek Zoolander Centre for Kids Who Can't Run Good home page |
| Grange Farm and Dunmow Runners | 1 | 1 | Grange Farm and Dunmow Runners home page |
| St Albans Striders | 1 | 1 | St Albans Striders home page |
| Tri2O Triathlon Club | 1 | 1 | Tri2O Triathlon Club home page |
| Tailenders | 1 | 1 | Tailenders home page |
| Bad Boy Running | 1 | 1 | Bad Boy Running home page |
| Park Run and Beyond | 1 | 1 | Park Run and Beyond home page |
| Lytchett Manor Striders | 1 | 1 | Lytchett Manor Striders home page |
| Swanley & District AC | 1 | 1 | Swanley & District AC home page |
| Fittology RC | 1 | 1 | Fittology RC home page |
| Worth Way Runners | 1 | 1 | Worth Way Runners home page |
| Blackwater Junior Triathlon club | 1 | 2 | Blackwater Junior Triathlon club home page |
| Ravens | 1 | 1 | Ravens home page |
| Twemlow Track Club | 1 | 1 |
|
| Ranelagh Harriers | 1 | 1 | Ranelagh Harriers home page |
| Hamworthy Harriers | 1 | 1 | Hamworthy Harriers home page |
| Wolverhampton & Bilston AC | 1 | 1 | Wolverhampton & Bilston AC home page |
| Beeston AC | 1 | 1 | Beeston AC home page |
| Maldon Rugby club | 1 | 9 | Maldon Rugby club home page |
| Zero to Hero Runners | 1 | 1 | Zero to Hero Runners home page |
| Saint Edmund Pacers | 1 | 1 | Saint Edmund Pacers home page |
| Lynnsport Ladybirds | 1 | 1 | Lynnsport Ladybirds home page |
| viewtube runners | 1 | 1 | viewtube runners home page |
| Somerset RC Tri | 1 | 1 | Somerset RC Tri home page |
| Hayes & Harlington Road Runners | 1 | 1 | Hayes & Harlington Road Runners home page |
| Hastings Runners | 1 | 1 | Hastings Runners home page |
| St Theresa's AC | 1 | 1 | St Theresa's AC home page |
| Rochford and District Swimming Club | 1 | 1 | Rochford and District Swimming Club home page |
| Rushmere Community Runners | 1 | 1 | Rushmere Community Runners home page |
| Essex Tail and Trail Runners | 1 | 4 | Essex Tail and Trail Runners home page |
| Baildon Runners | 1 | 1 | Baildon Runners home page |
| Knowle and Dorridge Running Club | 1 | 1 | Knowle and Dorridge Running Club home page |
| Suffolk Trail Runners | 1 | 1 | Suffolk Trail Runners home page |
| Burnham Joggers | 1 | 1 | Burnham Joggers home page |
| City of Portsmouth AC | 1 | 1 | City of Portsmouth AC home page |
| 100 Marathon Club | 1 | 1 | 100 Marathon Club home page |
| Essex Ladies Running Club | 1 | 1 |
|
| Cardiac Athletes | 1 | 1 | Cardiac Athletes home page |
| Huntingdonshire AC | 1 | 1 | Huntingdonshire AC home page |
| ParkrunnerPB | 1 | 1 | ParkrunnerPB home page |
| Winchester Fit Club RC | 1 | 1 |
|
| Dub Runners of Belfast | 1 | 1 | Dub Runners of Belfast home page |
| Abingdon AC | 1 | 1 | Abingdon AC home page |
| Bush Hill Park Runners | 1 | 1 | Bush Hill Park Runners home page |
| Run For Your Life | 1 | 1 |
|
| Hercules Wimbledon AC | 1 | 1 | Hercules Wimbledon AC home page |
| INFINITY TRI CLUB | 1 | 1 | INFINITY TRI CLUB home page |
| Bexley AC | 1 | 1 | Bexley AC home page |
| Orion Harriers | 1 | 1 | Orion Harriers home page |
| Tri Sport Epping | 1 | 1 | Tri Sport Epping home page |
| Run 4 MS | 1 | 2 | Run 4 MS home page |
| Dacorum & Tring AC | 1 | 1 | Dacorum & Tring AC home page |
| Norfolk Gazelles AC | 1 | 1 | Norfolk Gazelles AC home page |
| parkrun World tourists | 1 | 2 |
|
| Reigate Priory AC | 1 | 1 | Reigate Priory AC home page |
| Trent Park Running Club | 1 | 2 | Trent Park Running Club home page |
| East End Road Runners | 1 | 1 | East End Road Runners home page |
| Dursley Running Club | 1 | 1 | Dursley Running Club home page |
| Loughton AC | 1 | 1 | Loughton AC home page |
| Paddock Wood AC | 1 | 2 | Paddock Wood AC home page |
| Minster Milers | 1 | 1 | Minster Milers home page |
| Herne Hill Harriers | 1 | 1 | Herne Hill Harriers home page |
| Cambridge Triathlon Club | 1 | 1 | Cambridge Triathlon Club home page |
| Stopsley Striders Jogging Club | 1 | 1 | Stopsley Striders Jogging Club home page |
| Run Like a Girl - Leamington Spa | 1 | 3 | Run Like a Girl - Leamington Spa home page |
| Thames Turbo Triathlon | 1 | 1 | Thames Turbo Triathlon home page |
| Biggleswade AC | 1 | 1 | Biggleswade AC home page |
| Otley AC | 1 | 1 | Otley AC home page |
| 295 Striders | 1 | 1 |
|
| East Midlands Universities Officer Training Corps | 1 | 1 |
|
| Clapham Chasers RC | 1 | 1 | Clapham Chasers RC home page |
| Newcastle & District AC | 1 | 1 | Newcastle & District AC home page |
| Reading Storm Chasers | 1 | 1 |
|
| Takeley Running Group | 1 | 1 | Takeley Running Group home page |
| Road Runners Club | 1 | 1 | Road Runners Club home page |
| Fetch Everyone RC | 1 | 1 | Fetch Everyone RC home page |
| Rebel Runners ~ Medway | 1 | 1 | Rebel Runners ~ Medway home page |
| #FriendsThatRun | 1 | 1 |
|
| Halifax College Running Club | 1 | 5 | Halifax College Running Club home page |
