The Mini London Marathon will occur over two days in 2027. It will feature mass events and championships. A record 22,000 children are expected to join. The event will take place on April 23 and 24.

On April 23, the Mini London Marathon will start with 2.6km and one-mile races. It will end with the TCS London Marathon Championships. Teams from all London boroughs will compete. Age categories range from under-14 to under-18. Read more racing coverage.

On April 24, young athletes will race in regional teams. The event will include the British Athletics Road Championships. The races will happen before the Double London Marathon. Age groups are from under-14 to under-18. Related: 2027 Wanda Diamond League Calendar Announced.

This original Runner World brief is based on reporting from Athletics Weekly. Visit the source for its complete reporting, context and any later corrections.