1stly, country lasts are meant to be worn w/ medium to thick socks.
For Stow & Allan, I went the same size as my Vibergs, [non-2030] since 4497s are 5-fitting.
Maltons, I'm 1/2 down as they're 6-fitting. Grassmere Scotch Grain, eventho they're also 6-fitting, had to TTS as leather does not stretch much.
Have not tried 4444. But, from what I've read so far, I think I can pull off a 1/2 down [as on the Maltons], but only on the Derby shoes. On boots__ since there's...