| Billericay Striders RC | 163 | 3540 | Billericay Striders RC home page  |
| Springfield Striders RC | 59 | 105 | Springfield Striders RC home page |
| Phoenix Striders | 39 | 141 | Phoenix Striders home page |
| Rayleigh RAT Runners | 34 | 72 | Rayleigh RAT Runners home page |
| Castle Point Joggers | 30 | 100 | Castle Point Joggers home page |
| Brentwood Running Club | 29 | 140 | Brentwood Running Club home page |
| East Essex Triathlon Club | 27 | 225 | East Essex Triathlon Club home page |
| Pitsea RC | 26 | 50 | Pitsea RC home page |
| Flyers Southend | 26 | 88 | Flyers Southend home page |
| Leigh on Sea Striders | 24 | 32 | Leigh on Sea Striders home page |
| Weald Park Warriors | 23 | 103 | Weald Park Warriors home page |
| Basildon AC | 21 | 74 | Basildon AC home page |
| RED Runners | 16 | 18 |
|
| Havering '90 Joggers | 15 | 20 | Havering '90 Joggers home page |
| Harold Wood Running Club | 14 | 19 | Harold Wood Running Club home page |
| Rochford Running Club | 14 | 16 | Rochford Running Club home page |
| Chelmsford AC | 14 | 66 | Chelmsford AC home page |
| Benfleet RC | 13 | 16 | Benfleet RC home page |
| Vegan Runners | 13 | 97 | Vegan Runners home page |
| Little Baddow Ridge RC | 13 | 26 |
|
| Hockley Trail Runners | 13 | 19 | Hockley Trail Runners home page |
| Harlow RC | 13 | 16 | Harlow RC home page |
| Lonely Goat RC | 12 | 33 | Lonely Goat RC home page |
| Thurrock Nomads | 11 | 17 | Thurrock Nomads home page |
| Dagenham 88 Runners | 11 | 12 | Dagenham 88 Runners home page |
| Barking Road Runners | 11 | 12 | Barking Road Runners home page |
| RunFit Essex | 11 | 88 | RunFit Essex home page |
| SLGR | 10 | 10 | SLGR home page |
| Ware Joggers | 9 | 9 | Ware Joggers home page |
| Running Colchester | 8 | 8 |
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| East London Runners | 8 | 74 | East London Runners home page |
| UK parkrun tourists | 8 | 8 |
|
| Dengie 100 Runners | 7 | 7 | Dengie 100 Runners home page |
| Witham RC | 7 | 18 | Witham RC home page |
| Colchester Harriers AC | 7 | 7 | Colchester Harriers AC home page |
| Maldon Soul Runners | 7 | 7 | Maldon Soul Runners home page |
| Tiptree Road Runners | 6 | 6 | Tiptree Road Runners home page |
| Havering Tri | 6 | 7 | Havering Tri home page |
| Ilford AC | 6 | 12 | Ilford AC home page |
| Chiltern Church Runners | 6 | 6 | Chiltern Church Runners home page |
| 26.2 RRC | 5 | 5 | 26.2 RRC home page |
| South Woodham Runners | 5 | 42 | South Woodham Runners home page |
| Team Slug | 5 | 7 |
|
| Chelmsford City Swimming Club | 5 | 9 | Chelmsford City Swimming Club home page |
| Petts Wood Runners | 5 | 16 | Petts Wood Runners home page |
| UK Mudd Queens | 5 | 7 | UK Mudd Queens home page |
| Felixstowe RRC | 4 | 7 | Felixstowe RRC home page |
| Sutton Runners | 4 | 6 | Sutton Runners home page |
| Reading Roadrunners | 4 | 4 | Reading Roadrunners home page |
| Garden City Runners | 4 | 4 | Garden City Runners home page |
| Cambridge and Coleridge AC | 4 | 4 | Cambridge and Coleridge AC home page |
| Serpentine RC | 4 | 10 | Serpentine RC home page |
| Dartford Road Runners | 4 | 6 | Dartford Road Runners home page |
| GoodGym | 4 | 4 | GoodGym home page |
| parkrun World tourists | 4 | 5 |
|
| Jogging Made Easy | 4 | 4 | Jogging Made Easy home page |
| Canterbury Harriers | 4 | 4 | Canterbury Harriers home page |
| Sittingbourne Striders | 4 | 4 | Sittingbourne Striders home page |
| Havering Athletic Club | 3 | 7 | Havering Athletic Club home page |
| Nuclear Races Striders | 3 | 4 |
|
| Tri Sport Epping | 3 | 4 | Tri Sport Epping home page |
| S C Fitness | 3 | 4 | S C Fitness home page |
| CSSC Sports & Leisure | 3 | 56 | CSSC Sports & Leisure home page |
| Black Pear Joggers | 3 | 3 | Black Pear Joggers home page |
| Mid Essex Casuals | 3 | 4 | Mid Essex Casuals home page |
| Lordshill Road Runners | 3 | 6 | Lordshill Road Runners home page |
| Thurrock Harriers AC | 3 | 7 |
|
| 100 Marathon Club | 3 | 4 | 100 Marathon Club home page |
| Eton Manor AC | 3 | 4 | Eton Manor AC home page |
| Defence Sports & Recreation | 3 | 17 | Defence Sports & Recreation home page |
| Eye Community Runners | 3 | 3 | Eye Community Runners home page |
| Orion Harriers | 3 | 58 | Orion Harriers home page |
| Striders of Croydon AC | 3 | 3 | Striders of Croydon AC home page |
| Braintree & District AC | 3 | 12 | Braintree & District AC home page |
| Wimbledon Windmilers | 2 | 2 | Wimbledon Windmilers home page |
| Loughton AC | 2 | 2 | Loughton AC home page |
| Rushcliffe AC | 2 | 2 | Rushcliffe AC home page |
| #runforfun | 2 | 2 |
|
| Burnham on Crouch RUFC | 2 | 2 | Burnham on Crouch RUFC home page |
| Didsbury Runners | 2 | 2 | Didsbury Runners home page |
| BoS swim & Sports Academy | 2 | 4 | BoS swim & Sports Academy home page |
| Wellingborough & District AC | 2 | 2 | Wellingborough & District AC home page |
| Stubbington Green Runners | 2 | 6 | Stubbington Green Runners home page |
| Almost Athletes | 2 | 2 | Almost Athletes home page |
| Sweatshop Running Community | 2 | 2 | Sweatshop Running Community home page |
| Chepstow Harriers | 2 | 2 | Chepstow Harriers home page |
| Clapham Chasers RC | 2 | 2 | Clapham Chasers RC home page |
| Dubai Road Runners | 2 | 17 | Dubai Road Runners home page |
| Blackheath & Bromley Harriers AC | 2 | 2 | Blackheath & Bromley Harriers AC home page |
| Beckenham RC | 2 | 2 | Beckenham RC home page |
| Sudbury Joggers | 2 | 3 | Sudbury Joggers home page |
| Ivanhoe Runners | 2 | 4 | Ivanhoe Runners home page |
| Bishops Stortford RC | 2 | 2 | Bishops Stortford RC home page |
| UKRunChat Running Club | 2 | 2 | UKRunChat Running Club home page |
| Haywards Heath Harriers | 2 | 14 | Haywards Heath Harriers home page |
| Queensbury RC | 2 | 2 | Queensbury RC home page |
| Beginners2Runners | 2 | 5 | Beginners2Runners home page |
| Bristol and West AC | 2 | 3 | Bristol and West AC home page |
| Chelmsford Canoe Club | 2 | 2 | Chelmsford Canoe Club home page |
| Meridian Striders | 2 | 8 |
|
| Massey Ferguson RC | 2 | 2 | Massey Ferguson RC home page |
| Harpenden's Junior Runners | 2 | 2 | Harpenden's Junior Runners home page |
| viewtube runners | 2 | 4 | viewtube runners home page |
| Redway Runners | 2 | 2 | Redway Runners home page |
| Company of Runners | 2 | 6 | Company of Runners home page |
| Halstead RRC | 2 | 2 | Halstead RRC home page |
| Ravens | 2 | 27 | Ravens home page |
| British Airways AC | 2 | 2 | British Airways AC home page |
| ParkrunnerPB | 2 | 3 | ParkrunnerPB home page |
| JBR Run & Tri Club | 2 | 2 | JBR Run & Tri Club home page |
| Newham & Essex Beagles AC | 2 | 11 |
|
| Saint Edmund Pacers | 2 | 2 | Saint Edmund Pacers home page |
| Park Run and Beyond | 2 | 3 | Park Run and Beyond home page |
| Trail Running Association | 2 | 3 | Trail Running Association home page |
| NHS Couch to 5k | 2 | 2 | NHS Couch to 5k home page |
| Stragglers | 2 | 2 | Stragglers home page |
| Crystal Palace Fun Runners | 2 | 3 | Crystal Palace Fun Runners home page |
| Harpenden Arrows Running Club | 2 | 2 | Harpenden Arrows Running Club home page |
| Southend-on-Sea AC | 2 | 6 | Southend-on-Sea AC home page |
| Chafford Hundred Running Group | 2 | 3 | Chafford Hundred Running Group home page |
| Tailrunners SE Essex Canicross Running Club | 2 | 3 |
|
| Windrush Triathlon Club | 2 | 3 | Windrush Triathlon Club home page |
| The Salvation Army | 2 | 4 | The Salvation Army home page |
| 7oaks Tri Club | 2 | 2 | 7oaks Tri Club home page |
| #thisgirlcanessex | 2 | 107 |
|
| Ranelagh Harriers | 2 | 2 | Ranelagh Harriers home page |
| Chew Valley Snails | 2 | 2 | Chew Valley Snails home page |
| Horsforth Harriers | 1 | 2 | Horsforth Harriers home page |
| White City (Hull) RRC | 1 | 1 | White City (Hull) RRC home page |
| North Norfolk Beach Runners | 1 | 1 | North Norfolk Beach Runners home page |
| St Kevins Amateur AC | 1 | 1 | St Kevins Amateur AC home page |
| Ardee & District AC | 1 | 3 | Ardee & District AC home page |
| Central Park Athletics | 1 | 2 | Central Park Athletics home page |
| Otley AC | 1 | 2 | Otley AC home page |
| Beccles Triathlon Club | 1 | 1 | Beccles Triathlon Club home page |
| Run 4 MS | 1 | 1 | Run 4 MS home page |
| Harrogate Harriers & AC | 1 | 1 | Harrogate Harriers & AC home page |
| Cheddar Running Club | 1 | 2 | Cheddar Running Club home page |
| Hyde Park Harriers | 1 | 1 | Hyde Park Harriers home page |
| Evelina London Childrens Hospital | 1 | 1 | Evelina London Childrens Hospital home page |
| City of Norwich AC | 1 | 1 | City of Norwich AC home page |
| Eastern Masters AC | 1 | 4 | Eastern Masters AC home page |
| Stopsley Striders Jogging Club | 1 | 1 | Stopsley Striders Jogging Club home page |
| KHOSA AC | 1 | 1 |
|
| Malvern Joggers | 1 | 2 | Malvern Joggers home page |
| Club Kingswood RC | 1 | 5 |
|
| Poole AC | 1 | 1 | Poole AC home page |
| Great Yarmouth Road Runners | 1 | 1 | Great Yarmouth Road Runners home page |
| Sedgley Striders | 1 | 1 | Sedgley Striders home page |
| Minster Milers | 1 | 1 | Minster Milers home page |
| Barnet and District AC | 1 | 1 | Barnet and District AC home page |
| Clanfield Joggers | 1 | 1 | Clanfield Joggers home page |
| Chelmer RoadRunners | 1 | 1 | Chelmer RoadRunners home page |
| Medibank parkrun club | 1 | 1 | Medibank parkrun club home page |
| Les Croupiers RC | 1 | 1 | Les Croupiers RC home page |
| Handy Cross Runners | 1 | 2 | Handy Cross Runners home page |
| Overton Harriers & AC | 1 | 1 | Overton Harriers & AC home page |
| Saffron Striders RC | 1 | 1 | Saffron Striders RC home page |
| NA | 1 | 1 |
|
| Discovery Tri | 1 | 2 | Discovery Tri home page |
| Team Phoenix OCR | 1 | 1 |
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| East Coast Runners | 1 | 1 |
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| Hamworthy Harriers | 1 | 1 | Hamworthy Harriers home page |
| Worthing & District Harriers | 1 | 1 | Worthing & District Harriers home page |
| Nike Run Club - Clapham Common | 1 | 4 |
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| Michelle's Running Group | 1 | 1 |
|
| Ground Control Running Club | 1 | 10 | Ground Control Running Club home page |
| Eastleigh RC | 1 | 2 | Eastleigh RC home page |
| Stowmarket Striders RC | 1 | 1 | Stowmarket Striders RC home page |
| Plymouth Musketeers RC | 1 | 1 | Plymouth Musketeers RC home page |
| Benson Striders | 1 | 1 | Benson Striders home page |
| Road Runners Club | 1 | 1 | Road Runners Club home page |
| Desford Striders | 1 | 1 | Desford Striders home page |
| Poole Runners | 1 | 1 | Poole Runners home page |
| Brighton Tri Club | 1 | 1 | Brighton Tri Club home page |
| The Prestwich Plodders | 1 | 1 | The Prestwich Plodders home page |
| Hamwic Harriers Community Running Group | 1 | 1 |
|
| Grange Farm and Dunmow Runners | 1 | 1 | Grange Farm and Dunmow Runners home page |
| Tri2O Triathlon Club | 1 | 1 | Tri2O Triathlon Club home page |
| Rebel Runners ~ Medway | 1 | 1 | Rebel Runners ~ Medway home page |
| Danson Runners | 1 | 1 | Danson Runners home page |
| Maidenhead AC | 1 | 1 | Maidenhead AC home page |
| Alton Runners | 1 | 1 | Alton Runners home page |
| Walney Wind Cheetahs | 1 | 8 |
|
| Tailenders | 1 | 1 | Tailenders home page |
| Bristol Up & Runners | 1 | 3 |
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| Hash House Harriers | 1 | 1 | Hash House Harriers home page |
| Thames Turbo Triathlon | 1 | 1 | Thames Turbo Triathlon home page |
| Huntingdonshire AC | 1 | 1 | Huntingdonshire AC home page |
| Woodford Green AC with Essex Ladies | 1 | 3 | Woodford Green AC with Essex Ladies home page |
| Kings Heath Running Club | 1 | 2 | Kings Heath Running Club home page |
| The Commando Runners | 1 | 1 | The Commando Runners home page |
| Ogmore Phoenix Runners | 1 | 1 | Ogmore Phoenix Runners home page |
| Dulwich Runners AC | 1 | 2 | Dulwich Runners AC home page |
| Eccleshill Road Runners | 1 | 3 | Eccleshill Road Runners home page |
| Undy AC | 1 | 1 |
|
| Rossendale Harriers & AC | 1 | 1 | Rossendale Harriers & AC home page |
| CLC Striders | 1 | 1 | CLC Striders home page |
| Team Kimpton | 1 | 1 | Team Kimpton home page |
| Hyde Village Striders | 1 | 1 | Hyde Village Striders home page |
| Essex Ladies Running Club | 1 | 1 |
|
| RunThrough | 1 | 1 | RunThrough home page |
| Twemlow Track Club | 1 | 1 |
|
| Gateshead Harriers & AC | 1 | 1 | Gateshead Harriers & AC home page |
| Tring RC | 1 | 1 | Tring RC home page |
| Swindon Harriers | 1 | 1 | Swindon Harriers home page |
| Saltaire Striders | 1 | 1 | Saltaire Striders home page |
| East End Road Runners | 1 | 1 | East End Road Runners home page |
| SHAEF Shifters | 1 | 1 | SHAEF Shifters home page |
| Run Walk Run Together RWRT | 1 | 1 |
|
| Cambridge Triathlon Club | 1 | 1 | Cambridge Triathlon Club home page |
| Derek Zoolander Centre for Kids Who Can't Run Good | 1 | 39 | Derek Zoolander Centre for Kids Who Can't Run Good home page |
| Rushmere Community Runners | 1 | 1 | Rushmere Community Runners home page |
| Ealing, Southall & Middlesex AC | 1 | 1 | Ealing, Southall & Middlesex AC home page |
| Lincoln Wellington AC | 1 | 3 | Lincoln Wellington AC home page |
| Riverside Runners | 1 | 1 | Riverside Runners home page |
| Chigwell and Epping Forest Orienteering Club | 1 | 1 | Chigwell and Epping Forest Orienteering Club home page |
| 295 Striders | 1 | 4 |
|
| Ramsbottom Running Club | 1 | 1 |
|
| Sheen Shufflers | 1 | 1 | Sheen Shufflers home page |
| North Wales Road Runners | 1 | 1 | North Wales Road Runners home page |
| Pirate Ship of Fools | 1 | 1 | Pirate Ship of Fools home page |
| Newark Striders Running Club | 1 | 1 | Newark Striders Running Club home page |
| Billericay Detachment, ESSEX ACF | 1 | 1 |
|
| Enfield & Haringey AC | 1 | 10 | Enfield & Haringey AC home page |
| Bournemouth AC | 1 | 1 | Bournemouth AC home page |
| Totley AC | 1 | 1 | Totley AC home page |
| Swinton RC | 1 | 4 | Swinton RC home page |
| Pontefract A.C. | 1 | 1 | Pontefract A.C. home page |
| Marshall Milton Keynes AC | 1 | 1 | Marshall Milton Keynes AC home page |
| Clapham Runners | 1 | 1 | Clapham Runners home page |
| West Country Triathletes | 1 | 2 | West Country Triathletes home page |
| Tankerton Running Group | 1 | 1 |
|
| Tri London | 1 | 3 | Tri London home page |
| Ipswich JAFFA RC | 1 | 1 | Ipswich JAFFA RC home page |
| Cambridge University Hare and Hounds | 1 | 1 | Cambridge University Hare and Hounds home page |
| Royal Wootton Bassett Hounds RC | 1 | 1 | Royal Wootton Bassett Hounds RC home page |
| Ealing Eagles Running Club | 1 | 1 | Ealing Eagles Running Club home page |
| Medway Fit | 1 | 1 | Medway Fit home page |
| Hucclecote Harriers | 1 | 1 | Hucclecote Harriers home page |
| Ashford Striders | 1 | 1 |
|
| Epsom Allsorts | 1 | 1 | Epsom Allsorts home page |
| Ripon Runners | 1 | 1 | Ripon Runners home page |
| Team Tangerine | 1 | 1 |
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| Somerset RC Tri | 1 | 1 | Somerset RC Tri home page |
| HI Runners | 1 | 2 |
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| Harwich Runners | 1 | 1 | Harwich Runners home page |
| Running Forever Running Club | 1 | 1 | Running Forever Running Club home page |
| DofE | 1 | 1 | DofE home page |
| Burnham Joggers | 1 | 1 | Burnham Joggers home page |
| Bexley AC | 1 | 1 | Bexley AC home page |
| Tuff Fitty Triathlon Club | 1 | 1 | Tuff Fitty Triathlon Club home page |
| Swanley & District AC | 1 | 1 | Swanley & District AC home page |
| Bush Hill Park Runners | 1 | 1 | Bush Hill Park Runners home page |
| Bridgnorth Running Club | 1 | 1 | Bridgnorth Running Club home page |
| Great Denham Runners | 1 | 2 | Great Denham Runners home page |
| Orpington Road Runners | 1 | 1 | Orpington Road Runners home page |
| Macclesfield Harriers & AC | 1 | 1 | Macclesfield Harriers & AC home page |
| Congleton Harriers & AC | 1 | 2 | Congleton Harriers & AC home page |
| Wakefield Triathlon Club | 1 | 1 | Wakefield Triathlon Club home page |
| Watford Joggers | 1 | 1 | Watford Joggers home page |
| Highgate Harriers | 1 | 4 | Highgate Harriers home page |
| North East Veterans AC | 1 | 1 | North East Veterans AC home page |
| Maldon Rugby club | 1 | 1 | Maldon Rugby club home page |
| Run Mummy Run | 1 | 1 | Run Mummy Run home page |
| Ful-On Tri | 1 | 2 | Ful-On Tri home page |
| Littledown Harriers RC | 1 | 1 | Littledown Harriers RC home page |
| Shropshire Shufflers | 1 | 1 | Shropshire Shufflers home page |
| Holy Trinity Church Wallington | 1 | 1 | Holy Trinity Church Wallington home page |
| Hatch Warren Runners | 1 | 1 | Hatch Warren Runners home page |
| RbR Club | 1 | 9 | RbR Club home page |
| Edmonton RC | 1 | 1 | Edmonton RC home page |
| Biggleswade AC | 1 | 1 | Biggleswade AC home page |
| UCL Athletics and Cross Country Club | 1 | 1 |
|
| Stevenage Striders | 1 | 1 | Stevenage Striders home page |
| Pontyclun Road Runners | 1 | 2 | Pontyclun Road Runners home page |
| Maidstone Harriers | 1 | 1 | Maidstone Harriers home page |
| City of Portsmouth AC | 1 | 1 | City of Portsmouth AC home page |
| Paddock Wood AC | 1 | 1 | Paddock Wood AC home page |
| Fetch Everyone RC | 1 | 1 | Fetch Everyone RC home page |
| Ravenstone Runners | 1 | 1 | Ravenstone Runners home page |
| London City Athletics Club | 1 | 1 | London City Athletics Club home page |
| Chelmsford Table Tennis League | 1 | 1 | Chelmsford Table Tennis League home page |
