According to an article in Athletics Weekly the National Road Relays are back on. The venue is yet to be confirmed but is described as being at a “magnificent private estate about an hour north of Birmingham.” The young athletes event, which was scheduled for the same weekend, will be moved to April. The article is available here.
Update: The Senior Men’s and Women’s races are back on at Clumber Park, Notts. For further details click here.
Royal Sutton Coldfield AC 
my money is on Weston Park..
If we’re taking bets I’ll go for Trentham Gardens.
ERNIE EAMES BACK GARDEN
Looks like Chatsworth House in Derbyshire (the race is listed on http://www.race-results.co.uk). Nice house Ernie!