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River Thames Lock Sizes

Lock NameLengthWidthLength (metres)Width (metres)Grid refOS Map No
Inglesham Lock109 feet14 feet33.22 metres4.27 metresSU205988163
St. John's Lock109 feet14 feet 10 inches33.22 metres4.52 metresSU222989163
Buscot Lock109 feet14 feet33.22 metres4.27 metresSU230980163
Grafton Lock109 feet15 feet 1 inch33.22 metres4.60 metresSU271992163
Radcot Lock113 feet 6 inches15 feet34.59 metres4.57 metresSP296001164
Rushey Lock113 feet 6 inches15 feet 1 inch34.59 metres4.60 metresSP322000164
Shifford Lock113 feet 8 inches15 feet 1 inch34.65 metres4.60 metresSP370010164
Northmoor Lock113 feet 6 inches15 feet 1 inch34.59 metres4.60 metresSP431021164
Pinkhill Lock113 feet 6 inches16 feet 1 inch34.59 metres4.90 metresSP440071164
Eynsham Lock113 feet 3 inches16 feet 4 inches34.52 metres4.98 metresSP444086164
King's Lock113 feet 1 inch16 feet 4 inches34.47 metres4.98 metresSP478102164
Godstow Lock110 feet16 feet 3 inches33.53 metres4.95 metresSP485089164
Osney Lock113 feet 8 inches17 feet 3 inches34.65 metres5.26 metresSP504058164
Iffley Lock154 feet 1 inch21 feet 3 inches46.96 metres6.48 metresSP525036164
Sandford Lock174 feet21 feet 9 inches53.03 metres6.63 metresSP530013164
Abingdon Lock120 feet18 feet 9 inches36.58 metres5.72 metresSU506970164
Culham Lock130 feet 10 inches17 feet 6 inches39.88 metres5.33 metresSU507948174
Clifton Lock129 feet 10 inches19 feet39.57 metres5.79 metresSU546947174
Day's Lock154 feet21 feet 2 inches46.94 metres6.45 metresSU568935174
Benson Lock133 feet 1 inch17 feet 11 inches40.56 metres5.46 metresSU612912164
Cleeve Lock133 feet 7 inches18 feet 2 inches40.72 metres5.54 metresSU600817175
Goring Lock179 feet 5 inches21 feet54.69 metres6.40 metresSU596808174
Whitchurch Lock135 feet 3 inches18 feet41.22 metres5.49 metresSU634767175
Mapledurham Lock202 feet 5 inches21 feet 1 inch61.70 metres6.43 metresSU667767175
Caversham Lock131 feet 4 inches17 feet 11 inches40.03 metres5.46 metresSU720740175
Sonning Lock156 feet 1 inch17 feet 11 inches47.57 metres5.46 metresSU752754175
Shiplake Lock133 feet 4 inches18 feet 3 inches40.64 metres5.56 metresSU776786175
Marsh Lock135 feet 2 inches21 feet 1 inch41.20 metres6.43 metresSU773817175
Hambleden Lock135 feet 2 inches17 feet 9 inches41.20 metres5.41 metresSU782851175
Hurley Lock130 feet 8 inches19 feet 11 inches39.83 metres6.07 metresSU827842175
Temple Lock134 feet 7 inches17 feet 11 inches41.02 metres5.46 metresSU837843175
Marlow Lock151 feet 3 inches19 feet 11 inches46.10 metres6.07 metresSU854861175
Cookham Lock183 feet25 feet55.78 metres7.62 metresSU905855175
Boulter's Lock199 feet 6 inches21 feet 3 inches60.81 metres6.48 metresSU902824175
Bray Lock134 feet 4 inches17 feet 11 inches40.94 metres5.46 metresSU910797175
Boveney Lock149 feet 7 inches17 feet 10 inches45.59 metres5.43 metresSU944777175
Romney Lock257 feet 7 inches24 feet 5 inches78.51 metres7.44 metresSU970779176
Old Windsor Lock179 feet24 feet 2 inches54.56 metres7.37 metresSU994747176
Bell Weir Lock257 feet 7 inches24 feet 5 inches78.51 metres7.44 metresTQ017720176
Penton Hook Lock266 feet 8 inches24 feet 10 inches81.28 metres7.57 metresTQ044695176
Chertsey Lock200 feet 8 inches21 feet61.16 metres6.40 metresTQ054668176
Shepperton Lock174 feet 5 inches19 feet 10 inches53.16 metres6.05 metresTQ074659176
Sunbury Lock206 feet24 feet 4 inches62.79 metres7.42 metresTQ109685176
Molesey Lock268 feet 4 inches24 feet 10 inches81.79 metres7.57 metresTQ149688176
Teddington Lock650 feet24 feet 9 inches198.12 metres7.54 metresTQ165716176
Richmond Lock and Footbridge250 feet26 feet 8 inches76.20 metres8.13 metresTQ169750176

For more about the river see the River Thames page.

Jim Shead Waterways Photographer & Writer
Text and photographs copyright of Jim Shead.
Home Introduction Waterways List Waterways Map Links Books DVD
Articles Boats Photo Gallery Photo List Features Contact
Glossary A - D Glossary E - L Glossary  M - R Glossary  S - Z History Help

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