Uxbridge and South Ruislip:

• Lab 93%
• Con 7%

Mid-Bedfordshire:

• Lib Dem 59%
• Con 31%
• Lab 8%

Selby and Ainsty:

• Con 50%
• Lab 50%

Somerton and Frome: they don’t have a market up yet, but you’d expect this to be a straight Lib Dem vs Con fight.

Source: Betfair Exchange (mid odds, converted to probabilities).

If people find this useful then I’m happy to post weekly updates between now and the by-election dates.