{{Use dmy dates|date=June 2015}} {{Use British English|date=June 2015}} {{Infobox Waterlock |lock_name= Stanstead Lock |waterway= River Lee Navigation |county=Hertfordshire |image= Stanstead Lock.JPG |caption= The lock, lock-keeper's house and swing-bridge |operation=Manual |maint=Canal & River Trust |first= |length={{convert|85|ft|m|1}} |width={{convert|16|ft|m|1}} |fall={{convert|8|ft|4|in|1}} |enda=Bow Creek |distenda= {{convert|21.5|mi|km|1}} |endb=Hertford Castle Weir |distendb= {{convert|4.8|mi|km|1}} |coordinates = {{coord|51.790953|0.000131|type:landmark|display=inline,title}} }} '''Stanstead Lock''' (No4) is a lock on the River Lee Navigation close to the villages of Stanstead Abbotts and St Margarets. The lock which incorporates a rare example of a swing-bridge, has the reputation of being one of the country's most difficult to negotiate.<ref>[http://www.londoncanals.co.uk/lee/lee06.html London canals- Stanstead lock] {{Webarchive|url=https://web.archive.org/web/20080621175257/http://www.londoncanals.co.uk/lee/lee06.html |date=21 June 2008 }} Retrieved 27 June 2008</ref>
== Location== thumb|left| Stanstead marina viewed from the south. The Stanstead mill stream merges with the Navigation in the foreground The lock-keeper's house is located on an island formed by a section of the River Lee Flood Relief Channel that flows through the automatic sluice gate adjacent to the lock.
Located to the south of the lock is the Stanstead marina.
== Public transport == St Margarets (Hertfordshire) railway station
== External links== * [http://www.leevalleypark.org.uk/en/default.aspx?n1=3&n2=72&n3=73 Stanstead marina] * [http://www.leeandstort.co.uk/Stanstead_Lock.htm Stanstead Lock - a history]
{{Start box}} {{River lock start|River=River Lee Navigation}} {{River lock line|upstream= Hardmead Lock<br/> 1.0 mile|downstream= Feildes Weir Lock<br/> 2.5 miles|location= TL3792812197}} {{End box}}
== References== {{reflist}} {{Locks and Weirs on River Lea}}
Category:Locks of the Lee Navigation Category:Locks in Hertfordshire Category:Great Amwell