- Welcome to Log Haven Campground and Restaurant Log Haven Campground is a full service campground, located in Millsfield New Hampshire (population 14), just a short drive west of Errol on route 26. Situated in a wilderness setting of pine forests and nestled in the foothills of the White Mountains, we offer family camping on large shaded sites, with full hookups. We hope that the following pages ...www.loghaven.com