Marathons with PB potential in East of England in Spring
Find marathons with pb potential in East of England in Spring - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
Filter by date
Filter by place
Filter by category
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.

- Sun 15 Mar 2026
- £32-£34
Essex 20
The Essex 20 is held annually and is an ideal 20-mile race for the build-up to Marathon season, set over a 5-lap, flat, fast, tarmac course. Also hosting the Essex County Road Running Championships.
- Recycling
- Newcomers
- Enter online
- Flat
- PB
- Event village
- Sustainability policy
- Age 18 & over
- 20 miles road running + 195 ft ascent

- Sun 10 May 2026
- £33-£38
Zig Zag Marathon and Half | Full Marathon
Ideal for runners who want to get a marathon 'Good For Age' place as it is over an officially measured course on the Kirtling Road Route which is mildly undulating and very scenic.
- Enter online
- Undulating
- PB
- Age 18 & over
- 26.2 miles road running + 1247 ft ascent