About Harefield Marina
We have 220 non-residential, rural moorings for cruisers and narrowboats in a secluded countryside setting. 7-Day Services 9.00a.m. to 5.30 pm (5.00 pm in Winter We are situated at: Bridge 180, Grand Union Canal Harefield, Middlesex 5 minutes from M25 / M40. Only one day's cruising from the River Thames.

Facilities
COORDINATES
51.58676 N, -0.48517 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m, 20m+
Depth at MLW
< 2m
Manoeuvrability
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Dock Type
Fixed
Tidal Flow
Beware
Active Winter
Yes
Weather Forecast
Sun
5AM - 9AM
05 July 2026
- W 5–7 knots. Gusts up to 16 knots.
- Increasing from 16 to 20°C
- UV Index: 0 - Low
- Partly cloudy
Sun
9AM - 1PM
05 July 2026
- NW 8 knots.
- Increasing from 20 to 26°C
- UV Index: 3 - Moderate
- Cloudy
Sun
1PM - 5PM
05 July 2026
- NW 8 knots.
- Increasing from 26 to 29°C
- UV Index: 7 - High
- Partly cloudy