- Boundary County, Idaho has 1,268.7 square miles of land area and is the 23rd largest county in Idaho by total area. Boundary County, Idaho is bordered by Pend Oreille County, Washington, Bonner County, Idaho, and Lincoln County, Montana.
And let every man do accordynge as he hath purposed in his herte not groudgyngly or of necessite. For god loveth a chearfull gever.
2 Corinthians 9:7 TYN