The Grand Union is Britain’s main-line canal, running 137 miles from Little Venice in London to the heart of Birmingham. Wide locks, the Hatton flight and long lock-free pounds make it a classic first long-distance cruise.
Current closures & stoppages
60 live navigation notices affecting the Grand Union Canal.
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Closure 2027-02-22 – 2027-03-12
Lock 59, Winkwell Locks
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Advice 2027-02-07
Watford 10k - 7 February 2027 - Grand Union Canal
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Closure 2027-02-01 – 2027-02-12
Lock 74, Lady Capels
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Closure 2027-02-01 – 2027-03-12
Lock 50, Bushes Lock
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Closure 2027-02-01 – 2027-03-12
Lock 52, Gas 2 Lock
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Closure 2027-01-11 – 2027-03-12
Lock 19, Stoke Bruerne
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Closure 2027-01-11 – 2027-03-12
Lock 20, Stoke Bruerne
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Closure 2027-01-11 – 2027-03-12
Lock 17, Stoke Bruerne
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Advice 2027-01-09
Country To Capital Ultra Marathon - 9 January, 2027 - Grand Union Canal
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Closure 2027-01-04 – 2027-01-29
Lock 40 Marsworth Flight
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Closure 2027-01-04 – 2027-03-12
Lock 17, Bascote
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Closure 2027-01-04 – 2027-03-12
Lock 15, Bascote
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Closure 2027-01-04 – 2027-01-29
Lock 23, Stoke Hammond Lock
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Closure 2027-01-04 – 2027-03-12
Lock 14, Bascote
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Closure 2027-01-04 – 2027-01-05
Lock 17, Stoke Bruerne lock flight, Towcester
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Closure 2027-01-04 – 2027-03-12
Bridge 61, White Bridge near Rowington
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Closure 2027-01-04 – 2027-03-12
Fosse Middle Lock 21, Near Royal Leamington Spa
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Advice 2026-12-12
Lock 81, Batchworth Lock
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Closure 2026-11-25 – 2027-03-12
Curzon Viaduct (High Speed 2) Curzon Street Birmingham
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Advice 2026-11-08
Bridge 77, Linford Wharf to Bridge 115A (Railway)
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Restriction 2026-11-02 – 2026-11-04
Navigation Restriction - Grand Union Canal, Stockers Lock, Rickmansworth
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Advice 2026-10-29
Cattle Creepy 10K - 29 October - Grand Union Canal
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Advice 2026-10-21 – 2026-10-26
Lock 21, Cosgrove Lock to Aqueduct, Iron Trunk
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Advice 2026-10-21 – 2026-10-26
Lock 76, Cassiobury Park to Lock 77, Ironbridge Lock
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Advice 2026-10-17
Lock 69A Kings Langley
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Advice 2026-10-12 – 2026-11-20
Visitor Mooring Suspension due to Dredging Works - Between Lock 61 Winkwell Bottom Lock to Lock 67 Apsley Bottom Lock, Grand Union Canal
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Advice 2026-10-06
Sunken Vessel Between Aqueduct 2, North Circular Road and Bridge 10, Willing's Bridge. Grand Union Paddington Arm.
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Advice 2026-10-06 – 2026-11-15
Advice - Grand Union Canal, Between Bridge 4, Ladbroke Grove (B450) & Bridge 9, Acton Lane (B4492), , Kensal Green
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Restriction 2026-10-05
Navigation Restriction – Grand Union Canal: Lock 46 (Cowroast Lock) to Lock 39, Including Lock 45 (Marsworth Flight)
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Closure 2026-09-30
Aylesbury Arm low water levels
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Restriction 2026-09-28
Navigation Restriction - Lock 86, Widewater Lock, Grand Union Canal,
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Advice 2026-09-28 – 2026-10-26
Between River Weir Lock 14 and Freemans Meadow Lock 41, Leicester
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Restriction 2026-08-24
Calcutt Locks
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Advice 2026-08-22
Between Springwell Lock (83) and Coppermill Lock
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Advice 2026-08-12 – 2026-10-21
Advice - Slough Arm (Grand Union Canal), Between Bridge 11, (A412) & end of the navigation on Stoke road , Slough
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Restriction 2026-08-03
Navigation Restriction - Grand Union Canal, Norwood Top Lock 90 to Hanwell Flight 97, Hanwell
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Restriction 2026-07-28
Long Buckby Lock Flight
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Restriction 2026-07-28
Braunston Lock Flight
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Restriction 2026-07-28
Stoke Bruerne Lock Flight
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Advice 2026-07-28 – 2026-11-06
Advice 3rd Party Works - Between Bridge 176, Springwell Lane & Bridge 176E, Copper Mill Footbridge , Maple Cross
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Advice 2026-07-15
Lock 23 Stoke Hammond
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Closure 2026-07-13
Watford Lock Flight
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Closure 2026-07-13
Foxton Lock Flight
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Closure 2026-07-13
From Kibworth Top Lock 18 to Kings Lock 38
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Advice 2026-05-29
Bike in the water near lock 29 Church Lock
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Advice 2026-05-14
Apsley elsan
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Advice 2026-05-08
Between Honey Pot Farm Bridge 46 and Stink Farm Bridge 50, Husbands Bosworth
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Advice 2026-04-24
Lock 84, Copper Mill Lock
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Advice 2026-03-13
Bank Damage at Lock 36 Seabrook, Cheddington, Leighton Buzzard
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Advice 2026-01-29
Sunken vessel at Horseshoe Weir
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Advice 2025-11-28
Sunken vessel Bridge 115C, Tiddenfoot Park Footbridge
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Advice 2025-11-26
Sunken vessel at Bridge 200, Station Road
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Advice 2025-11-10
Relocation of Refuse Site – Knowle Locks
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Advice 2025-11-10
Relocation of Refuse Site - Hatton Top Lock Refuse Disposal
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Advice 2025-10-22
Between Bulls Bridge and Lock 97 on the Hanwell Flight
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Advice 2025-09-24
Sunken boats on Paddington Arm (Grand Union Canal), Between Bridge 11aa, Hazel Grove Footbridge and Bridge 11B, Carlyon Footbridge, Alperton
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Restriction 2025-05-01
200 metres south of the M42 bridge, Knowle, Solihull
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Restriction 2025-04-04
Between Winding Hole and Tring Feeder GV-002 (375)
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Advice 2025-04-04
Sunken boat in middle of canal - Ballot box bridge
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Restriction 2022-05-01
Bridge 24 Warwickshire Fly Boats, Long Itchington, Grand Union Canal
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Popular routes on this canal
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