Historic Preservation in Idaho (2026)
5 rules on the books across Idaho, 5 cities and counties. Select a rule to read the full details.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
Historic-Cultural Monuments
How buildings, sites, and trees are nominated and designated as Historic-Cultural Monuments, the protections that follow, and the demolition-stay process.
Boise
Significant RestrictionsBoise designates historic buildings, sites, and monuments by ordinance and requires a Certificate of Appropriateness…
Read full rule →Caldwell
Significant RestrictionsCaldwell designates historic landmarks by ordinance based on historical, architectural, archeological and cultural…
Read full rule →Ada County
Light RestrictionsAda County Code section 8-9-5 creates a Board-appointed Historic Preservation Council that surveys local historic…
Read full rule →Canyon County
Light RestrictionsCanyon County Code § 06-03-05 creates a five-to-ten-member Historic Preservation Commission, appointed by the Board of…
Read full rule →Idaho Falls
Light RestrictionsIdaho Falls' Historic Preservation Commission identifies, evaluates, and recommends designation and protection of…
Read full rule →