| Bishops Stortford RC | 286 | 5114 | Bishops Stortford RC home page  |
| Harlow RC | 69 | 436 | Harlow RC home page |
| Ware Joggers | 45 | 111 | Ware Joggers home page |
| Garden City Runners | 42 | 47 | Garden City Runners home page |
| Saffron Striders RC | 31 | 256 | Saffron Striders RC home page |
| Girls Go Running | 24 | 252 |
|
| Grange Farm and Dunmow Runners | 21 | 76 | Grange Farm and Dunmow Runners home page |
| Royston Runners | 21 | 84 | Royston Runners home page |
| Cambridge and Coleridge AC | 17 | 24 | Cambridge and Coleridge AC home page |
| Park Run and Beyond | 16 | 56 | Park Run and Beyond home page |
| Lonely Goat RC | 13 | 86 | Lonely Goat RC home page |
| Eye Community Runners | 13 | 13 | Eye Community Runners home page |
| Moving Mums (Sawbridgeworth) | 13 | 22 | Moving Mums (Sawbridgeworth) home page |
| St Radegund RDC | 11 | 11 | St Radegund RDC home page |
| Herts Phoenix AC | 11 | 116 | Herts Phoenix AC home page |
| Springfield Striders RC | 10 | 14 | Springfield Striders RC home page |
| Harlow AC | 9 | 58 | Harlow AC home page |
| Haverhill RC | 9 | 11 | Haverhill RC home page |
| Redway Runners | 8 | 9 | Redway Runners home page |
| Woodford Green AC with Essex Ladies | 8 | 45 | Woodford Green AC with Essex Ladies home page |
| St Albans Striders | 8 | 10 | St Albans Striders home page |
| Tailenders | 7 | 7 | Tailenders home page |
| East London Runners | 7 | 20 | East London Runners home page |
| Colchester Harriers AC | 7 | 8 | Colchester Harriers AC home page |
| BRJ Run and Tri | 7 | 8 | BRJ Run and Tri home page |
| Fairlands Valley Spartans RC | 7 | 8 | Fairlands Valley Spartans RC home page |
| Riverside Runners | 7 | 7 | Riverside Runners home page |
| Orion Harriers | 6 | 10 | Orion Harriers home page |
| Michelle's Running Group | 6 | 31 |
|
| UK parkrun tourists | 6 | 6 |
|
| Serpentine RC | 5 | 5 | Serpentine RC home page |
| Queens Park Harriers | 5 | 5 | Queens Park Harriers home page |
| Harpenden Arrows Running Club | 5 | 5 | Harpenden Arrows Running Club home page |
| Vegan Runners | 5 | 6 | Vegan Runners home page |
| 26.2 RRC | 5 | 5 | 26.2 RRC home page |
| Dacorum & Tring AC | 5 | 5 | Dacorum & Tring AC home page |
| CSSC Sports & Leisure | 5 | 52 | CSSC Sports & Leisure home page |
| Mornington Chasers | 4 | 5 | Mornington Chasers home page |
| Team B.B. Run and Tri | 4 | 5 |
|
| Ealing Eagles Running Club | 4 | 4 | Ealing Eagles Running Club home page |
| Takeley Running Group | 4 | 60 | Takeley Running Group home page |
| Blackheath & Bromley Harriers AC | 4 | 4 | Blackheath & Bromley Harriers AC home page |
| Team Kimpton | 4 | 4 | Team Kimpton home page |
| Clapham Chasers RC | 4 | 8 | Clapham Chasers RC home page |
| Watford Joggers | 4 | 4 | Watford Joggers home page |
| Havering '90 Joggers | 4 | 4 | Havering '90 Joggers home page |
| Norfolk Gazelles AC | 4 | 4 | Norfolk Gazelles AC home page |
| Fordy Runs | 4 | 28 | Fordy Runs home page |
| Dereham Runners AC | 4 | 4 | Dereham Runners AC home page |
| parkrun World tourists | 4 | 4 |
|
| Cambridge Triathlon Club | 4 | 22 | Cambridge Triathlon Club home page |
| UK Mudd Queens | 4 | 25 | UK Mudd Queens home page |
| Newmarket Joggers | 4 | 4 | Newmarket Joggers home page |
| London Heathside | 4 | 15 | London Heathside home page |
| DofE | 4 | 5 | DofE home page |
| Little Baddow Ridge RC | 4 | 4 |
|
| Defence Sports & Recreation | 4 | 10 | Defence Sports & Recreation home page |
| Halstead RRC | 4 | 5 | Halstead RRC home page |
| Biggleswade AC | 3 | 31 | Biggleswade AC home page |
| Southville Running Club | 3 | 6 |
|
| Leigh on Sea Striders | 3 | 3 | Leigh on Sea Striders home page |
| Stevenage Striders | 3 | 3 | Stevenage Striders home page |
| Stragglers | 3 | 3 | Stragglers home page |
| Poole AC | 3 | 3 | Poole AC home page |
| City of Norwich AC | 3 | 3 | City of Norwich AC home page |
| Tetbury Dolphins Running Club | 3 | 3 | Tetbury Dolphins Running Club home page |
| Chelmsford City Swimming Club | 3 | 4 | Chelmsford City Swimming Club home page |
| Chigwell and Epping Forest Orienteering Club | 3 | 13 | Chigwell and Epping Forest Orienteering Club home page |
| Striders of Croydon AC | 3 | 3 | Striders of Croydon AC home page |
| Ryston Runners AC | 3 | 3 | Ryston Runners AC home page |
| Ely Runners | 3 | 3 | Ely Runners home page |
| viewtube runners | 3 | 3 | viewtube runners home page |
| Ardeley Runners | 3 | 8 |
|
| John Lewis Partnership RC | 3 | 5 |
|
| GoodGym | 3 | 4 | GoodGym home page |
| Wimbledon Windmilers | 3 | 6 | Wimbledon Windmilers home page |
| North Herts RRC | 3 | 3 | North Herts RRC home page |
| Lincoln Wellington AC | 3 | 3 | Lincoln Wellington AC home page |
| WaldenTri | 3 | 4 | WaldenTri home page |
| RunFit Essex | 3 | 3 | RunFit Essex home page |
| Bedford Run Club | 3 | 3 |
|
| Hash House Harriers | 3 | 3 | Hash House Harriers home page |
| West Anglian Orienteering Club | 3 | 7 | West Anglian Orienteering Club home page |
| Orpington Road Runners | 3 | 3 | Orpington Road Runners home page |
| Dragons Running Club | 3 | 53 | Dragons Running Club home page |
| Flyers Southend | 3 | 4 | Flyers Southend home page |
| Cambridge Canoe Club | 3 | 3 |
|
| Barking Road Runners | 3 | 3 | Barking Road Runners home page |
| Warrington Running Club | 3 | 3 | Warrington Running Club home page |
| Hockley Trail Runners | 3 | 3 | Hockley Trail Runners home page |
| North York Moors Athletic Club | 3 | 3 | North York Moors Athletic Club home page |
| Norwich Road Runners | 3 | 3 | Norwich Road Runners home page |
| Chiltern Harriers AC | 2 | 2 | Chiltern Harriers AC home page |
| Massey Ferguson RC | 2 | 2 | Massey Ferguson RC home page |
| Lordshill Road Runners | 2 | 8 | Lordshill Road Runners home page |
| Stowmarket Striders RC | 2 | 2 | Stowmarket Striders RC home page |
| The Salvation Army | 2 | 2 | The Salvation Army home page |
| Rocklands Yacht Club | 2 | 2 |
|
| Barnet and District AC | 2 | 3 | Barnet and District AC home page |
| Victoria Park Harriers & Tower Hamlets AC | 2 | 2 | Victoria Park Harriers & Tower Hamlets AC home page |
| ParkrunnerPB | 2 | 2 | ParkrunnerPB home page |
| Todmorden Harriers & AC | 2 | 2 | Todmorden Harriers & AC home page |
| Teesdale AC | 2 | 2 | Teesdale AC home page |
| Netley Abbey Runners | 2 | 2 | Netley Abbey Runners home page |
| Harwich Runners | 2 | 2 | Harwich Runners home page |
| North Devon RR | 2 | 5 | North Devon RR home page |
| Reading Roadrunners | 2 | 2 | Reading Roadrunners home page |
| Hatch Warren Runners | 2 | 2 | Hatch Warren Runners home page |
| Bishop's Stortford Canoe Club | 2 | 6 | Bishop's Stortford Canoe Club home page |
| Fetch Everyone RC | 2 | 2 | Fetch Everyone RC home page |
| Suffolk Trail Runners | 2 | 2 | Suffolk Trail Runners home page |
| Company of Runners | 2 | 2 | Company of Runners home page |
| Ackworth Road Runners | 2 | 2 | Ackworth Road Runners home page |
| Tri Sport Epping | 2 | 27 | Tri Sport Epping home page |
| Quakers RC | 2 | 2 | Quakers RC home page |
| Helm Hill Runners | 2 | 2 | Helm Hill Runners home page |
| New Forest Runners | 2 | 2 | New Forest Runners home page |
| Bracknell Forest Runners | 2 | 2 | Bracknell Forest Runners home page |
| Yac Yak Running Club | 2 | 4 |
|
| Loughton AC | 2 | 2 | Loughton AC home page |
| Stamford Striders | 2 | 2 | Stamford Striders home page |
| Meridian Triathlon Club | 2 | 4 | Meridian Triathlon Club home page |
| Sutton & District AC | 2 | 2 | Sutton & District AC home page |
| Ilford AC | 2 | 2 | Ilford AC home page |
| Phoenix Striders | 2 | 2 | Phoenix Striders home page |
| Run Mummy Run | 2 | 2 | Run Mummy Run home page |
| Spa Striders RC | 2 | 2 | Spa Striders RC home page |
| Castle Point Joggers | 2 | 2 | Castle Point Joggers home page |
| York Triathlon Club | 2 | 3 | York Triathlon Club home page |
| Horsell Runners, | 2 | 2 | Horsell Runners, home page |
| Steel City Striders RC | 2 | 3 | Steel City Striders RC home page |
| Sutton Runners | 2 | 2 | Sutton Runners home page |
| Ilkley Harriers AC | 2 | 2 | Ilkley Harriers AC home page |
| Brentwood Running Club | 2 | 2 | Brentwood Running Club home page |
| South Kent Harriers | 2 | 2 | South Kent Harriers home page |
| Harpenden's Junior Runners | 2 | 2 | Harpenden's Junior Runners home page |
| Avon Valley Runners | 2 | 2 | Avon Valley Runners home page |
| Wymondham AC | 2 | 2 | Wymondham AC home page |
| East Hull Harriers & AC | 2 | 2 | East Hull Harriers & AC home page |
| Arunners RC | 2 | 2 | Arunners RC home page |
| Sudbury Joggers | 2 | 2 | Sudbury Joggers home page |
| Chiltern Church Runners | 2 | 2 | Chiltern Church Runners home page |
| Heaton Harriers & AC | 2 | 4 | Heaton Harriers & AC home page |
| Chelmsford AC | 2 | 16 | Chelmsford AC home page |
| UKRunChat Running Club | 2 | 2 | UKRunChat Running Club home page |
| Tiptree Road Runners | 2 | 2 | Tiptree Road Runners home page |
| Chew Valley Snails | 2 | 2 | Chew Valley Snails home page |
| Dartford Road Runners | 2 | 2 | Dartford Road Runners home page |
| Black Pear Joggers | 2 | 2 | Black Pear Joggers home page |
| Dengie 100 Runners | 2 | 2 | Dengie 100 Runners home page |
| #thisgirlcanessex | 1 | 2 |
|
| Gade Valley Harriers | 1 | 1 | Gade Valley Harriers home page |
| Trent Park Running Club | 1 | 1 | Trent Park Running Club home page |
| North Derbyshire RC | 1 | 1 | North Derbyshire RC home page |
| #ParkWalk | 1 | 2 |
|
| Run 4 MS | 1 | 1 | Run 4 MS home page |
| Ranelagh Harriers | 1 | 1 | Ranelagh Harriers home page |
| Running Sisters Network | 1 | 1 | Running Sisters Network home page |
| Mersea Island Hash House Harriers | 1 | 1 |
|
| Team HUUB | 1 | 1 | Team HUUB home page |
| Highland Hill Runners | 1 | 8 |
|
| Wigan & District Harriers & AC | 1 | 1 | Wigan & District Harriers & AC home page |
| Tadley Runners | 1 | 1 | Tadley Runners home page |
| Run/Walk for Life (KZN) | 1 | 1 |
|
| Nuclear Races Striders | 1 | 1 |
|
| Longstanton Limpers | 1 | 1 | Longstanton Limpers home page |
| Epsom Allsorts | 1 | 1 | Epsom Allsorts home page |
| Abingdon AC | 1 | 1 | Abingdon AC home page |
| Bray Runners | 1 | 1 | Bray Runners home page |
| Milton Keynes Distance Project | 1 | 3 | Milton Keynes Distance Project home page |
| Crystal Palace Fun Runners | 1 | 1 | Crystal Palace Fun Runners home page |
| Ryde Harriers | 1 | 1 | Ryde Harriers home page |
| Derby Triathlon Club | 1 | 1 | Derby Triathlon Club home page |
| WaldenJNR | 1 | 1 | WaldenJNR home page |
| Ormeau Runners (RunBelfast) | 1 | 1 | Ormeau Runners (RunBelfast) home page |
| Run Wild MCR | 1 | 1 |
|
| Billericay Striders RC | 1 | 1 | Billericay Striders RC home page |
| UCL Athletics and Cross Country Club | 1 | 1 |
|
| Coltishall Jaguars | 1 | 1 | Coltishall Jaguars home page |
| Chorley Athletic and Triathlon Club | 1 | 1 | Chorley Athletic and Triathlon Club home page |
| Jog Moira | 1 | 1 | Jog Moira home page |
| Just Keep Running | 1 | 23 |
|
| Cliff Lakes OCR | 1 | 1 | Cliff Lakes OCR home page |
| Marlborough RC | 1 | 3 | Marlborough RC home page |
| Oxford City AC | 1 | 1 | Oxford City AC home page |
| Roberttown Road Runners | 1 | 1 | Roberttown Road Runners home page |
| Walton AC | 1 | 1 | Walton AC home page |
| Horsham Joggers | 1 | 1 | Horsham Joggers home page |
| Winchester and District AC | 1 | 1 | Winchester and District AC home page |
| Cardiac Athletes | 1 | 4 | Cardiac Athletes home page |
| Eton Manor AC | 1 | 1 | Eton Manor AC home page |
| Valley Striders AC | 1 | 1 | Valley Striders AC home page |
| Swanley & District AC | 1 | 1 | Swanley & District AC home page |
| Sloggers to Joggers | 1 | 5 | Sloggers to Joggers home page |
| London City Athletics Club | 1 | 1 | London City Athletics Club home page |
| Bollington Harriers | 1 | 1 |
|
| Run Things Run Club | 1 | 1 | Run Things Run Club home page |
| Caerleon RC | 1 | 2 | Caerleon RC home page |
| Old Hatfield Ladies Running Group | 1 | 1 | Old Hatfield Ladies Running Group home page |
| Derek Zoolander Centre for Kids Who Can't Run Good | 1 | 1 | Derek Zoolander Centre for Kids Who Can't Run Good home page |
| James Joggers | 1 | 5 |
|
| UKnetrunner | 1 | 1 | UKnetrunner home page |
| Pirate Ship of Fools | 1 | 1 | Pirate Ship of Fools home page |
| BUAC Cool Runnings | 1 | 1 | BUAC Cool Runnings home page |
| SHAEF Shifters | 1 | 1 | SHAEF Shifters home page |
| parkrun Trippers | 1 | 1 |
|
| Collingwood AC | 1 | 1 | Collingwood AC home page |
| Hertfordshire Orienteering Club | 1 | 1 | Hertfordshire Orienteering Club home page |
| S2 Runners | 1 | 1 | S2 Runners home page |
| Round Table Runners | 1 | 4 |
|
| RbR Club | 1 | 1 | RbR Club home page |
| Barton & District AC | 1 | 1 | Barton & District AC home page |
| Wellingborough & District AC | 1 | 1 | Wellingborough & District AC home page |
| 100 Marathon Club | 1 | 1 | 100 Marathon Club home page |
| Great Yarmouth Road Runners | 1 | 1 | Great Yarmouth Road Runners home page |
| Didsbury Runners | 1 | 1 | Didsbury Runners home page |
| National Trust Staff and Volunteers | 1 | 13 |
|
| Richmond Running Club | 1 | 1 | Richmond Running Club home page |
| Kent AC | 1 | 1 | Kent AC home page |
| Vegetarian Cycling and AC | 1 | 1 | Vegetarian Cycling and AC home page |
| Kings Heath Running Club | 1 | 1 | Kings Heath Running Club home page |
| Chester Road Runners | 1 | 1 | Chester Road Runners home page |
| Verwood Runners | 1 | 1 |
|
| Twemlow Track Club | 1 | 3 |
|
| Bush Hill Park Runners | 1 | 1 | Bush Hill Park Runners home page |
| Edge Pistols | 1 | 1 |
|
| Datchet Dashers | 1 | 1 | Datchet Dashers home page |
| Epping Runners | 1 | 2 | Epping Runners home page |
| Blackburn Road Runners | 1 | 1 | Blackburn Road Runners home page |
| Thanet Road Runners AC | 1 | 1 | Thanet Road Runners AC home page |
| 24fit | 1 | 1 | 24fit home page |
| Tamar Trail Runners | 1 | 1 | Tamar Trail Runners home page |
| South Woodham Runners | 1 | 1 | South Woodham Runners home page |
| Racing Multi Athlon | 1 | 1 | Racing Multi Athlon home page |
| Sheen Shufflers | 1 | 1 | Sheen Shufflers home page |
| City of Stoke AC | 1 | 1 | City of Stoke AC home page |
| Reading AC | 1 | 1 | Reading AC home page |
| On The Run Aylesbury | 1 | 1 | On The Run Aylesbury home page |
| 100% me | 1 | 1 | 100% me home page |
| Bloodhill runners | 1 | 1 |
|
| Shinfield Running Club | 1 | 1 | Shinfield Running Club home page |
| British Airways AC | 1 | 1 | British Airways AC home page |
| Beaumont RC | 1 | 1 | Beaumont RC home page |
| West Cheshire AC | 1 | 2 | West Cheshire AC home page |
| Dubai Road Runners | 1 | 1 | Dubai Road Runners home page |
| Bramhall Runners | 1 | 1 | Bramhall Runners home page |
| University of Nottingham Triathlon Club | 1 | 1 | University of Nottingham Triathlon Club home page |
| Run Redbourn! | 1 | 1 |
|
| Boston Community Runners | 1 | 1 | Boston Community Runners home page |
| Ampthill & Flitwick Flyers RC | 1 | 1 | Ampthill & Flitwick Flyers RC home page |
| University of East Anglia Tri Club | 1 | 3 |
|
| London City Runners | 1 | 1 | London City Runners home page |
| Team Vitality | 1 | 4 | Team Vitality home page |
| Ashford Striders | 1 | 1 |
|
| Pitreavie AAC | 1 | 1 | Pitreavie AAC home page |
| Craven Energy | 1 | 1 | Craven Energy home page |
| Darwen Running Group | 1 | 1 |
|
| Zero to Hero Runners | 1 | 1 | Zero to Hero Runners home page |
| Poynton Runners | 1 | 1 |
|
| Dorking & Mole Valley AC | 1 | 1 | Dorking & Mole Valley AC home page |
| Erme Valley Harriers | 1 | 3 | Erme Valley Harriers home page |
| Wilmslow Striders | 1 | 2 |
|
| Sheffield Tri | 1 | 1 |
|
| Haywards Heath Harriers | 1 | 1 | Haywards Heath Harriers home page |
| The Commando Runners | 1 | 1 | The Commando Runners home page |
| Transport for London parkrun Club | 1 | 1 |
|
| Burnham Joggers | 1 | 1 | Burnham Joggers home page |
| Windsor, Slough, Eton & Hounslow AC | 1 | 6 | Windsor, Slough, Eton & Hounslow AC home page |
| Watford Harriers AC | 1 | 1 | Watford Harriers AC home page |
| Newport & District RC | 1 | 1 | Newport & District RC home page |
| Surbiton Hockey Club | 1 | 1 | Surbiton Hockey Club home page |
| Dorset Sole Sisters | 1 | 1 | Dorset Sole Sisters home page |
| Version1 Runners | 1 | 1 |
|
| Running Colchester | 1 | 1 |
|
| Cotteridge Park Runners | 1 | 1 |
|
| PB Running Club | 1 | 1 | PB Running Club home page |
| Falmouth RRC | 1 | 2 | Falmouth RRC home page |
| London FrontRunners | 1 | 1 | London FrontRunners home page |
| Warwick University AC | 1 | 8 | Warwick University AC home page |
| Stevenage & North Herts AC | 1 | 1 | Stevenage & North Herts AC home page |
| run in england | 1 | 7 |
|
| GI Tri | 1 | 1 | GI Tri home page |
| Redditch STARS | 1 | 1 | Redditch STARS home page |
| Thames Turbo Triathlon | 1 | 1 | Thames Turbo Triathlon home page |
| 7oaks Tri Club | 1 | 1 | 7oaks Tri Club home page |
| Falkland Trail Runners | 1 | 1 | Falkland Trail Runners home page |
| St Albans Fencing Club | 1 | 2 | St Albans Fencing Club home page |
| Ealing, Southall & Middlesex AC | 1 | 1 | Ealing, Southall & Middlesex AC home page |
| Tipton Harriers | 1 | 1 | Tipton Harriers home page |
| High Wycombe Hash House Harriers (HWH3) | 1 | 2 | High Wycombe Hash House Harriers (HWH3) home page |
| Coastal Striders | 1 | 1 | Coastal Striders home page |
| South Glos Swim Bike Run | 1 | 1 |
|
| Shrewsbury AC | 1 | 2 | Shrewsbury AC home page |
| South Derbyshire Road Runners AC | 1 | 1 | South Derbyshire Road Runners AC home page |
| Shetland AAC | 1 | 1 |
|
| Run Dem Crew | 1 | 1 | Run Dem Crew home page |
| Cuth's Running Club | 1 | 2 |
|
| Witham RC | 1 | 1 | Witham RC home page |
| Vocalink Mastercard Running Club | 1 | 41 | Vocalink Mastercard Running Club home page |
| Women on the Run | 1 | 1 | Women on the Run home page |
| Veteran Runners UK | 1 | 1 |
|
| Brighton Phoenix | 1 | 1 | Brighton Phoenix home page |
| Killamarsh Kestrels RC | 1 | 1 | Killamarsh Kestrels RC home page |
| University of Central Lancashire AC | 1 | 79 |
|
| Stopsley Striders Jogging Club | 1 | 1 | Stopsley Striders Jogging Club home page |
| Seapark AC | 1 | 1 | Seapark AC home page |
| Reading Storm Chasers | 1 | 1 |
|
| Dorchester RIOT | 1 | 1 |
|
| Nettleham Trotters Running Group, | 1 | 1 |
|
| Aldershot, Farnham & District AC | 1 | 1 | Aldershot, Farnham & District AC home page |
| Tri London | 1 | 1 | Tri London home page |
| Highgate Harriers | 1 | 1 | Highgate Harriers home page |
| Canterbury Harriers | 1 | 1 | Canterbury Harriers home page |
| University of Portsmouth AC | 1 | 1 |
|
| Pretoria MC | 1 | 8 |
|
| Long Distance Walkers Association | 1 | 1 | Long Distance Walkers Association home page |
| The Leo Wanker Academy of Fitness | 1 | 1 |
|
| Team Slug | 1 | 1 |
|
| Elmbridge RRC | 1 | 1 | Elmbridge RRC home page |
| Edmonton RC | 1 | 1 | Edmonton RC home page |
| Team East Haddon | 1 | 1 | Team East Haddon home page |
| Hyde Park Harriers | 1 | 3 | Hyde Park Harriers home page |
| ILLAWARRIORS | 1 | 2 |
|
| Ogmore Phoenix Runners | 1 | 1 | Ogmore Phoenix Runners home page |
| St Mary's Richmond AC | 1 | 1 | St Mary's Richmond AC home page |
| Sinfin RC | 1 | 1 | Sinfin RC home page |