Zoning Overlays & Bonuses in Idaho (2026)
6 rules on the books across Idaho, 4 cities and counties. Select a rule to read the full details.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
Density Bonus Law
California Density Bonus Law (Gov Code §65915) and local implementations granting up to 50% density bonuses for affordable-housing projects.
Ada County
Some RestrictionsAda County caps residential density in a Planned Unit Development at three dwelling units per acre unless the…
Read full rule →Boise
Some RestrictionsBoise grants extra dwelling units in the Foothills Planning Area when developers set aside open space, using a sliding…
Read full rule →Bonneville County
Some RestrictionsBonneville County lets its Planning and Zoning Commission award up to a 15% residential density bonus inside a Planned…
Read full rule →Caldwell
Some RestrictionsCaldwell lets residential developments earn extra density above the base zoning maximum through an optional points…
Read full rule →Downtown Design Guide
LA's Downtown Design Guide and Community Plan governing high-rise massing, ground-floor activation, and adaptive-reuse standards in DTLA.
Boise
Some RestrictionsBoise requires multi-family, mixed-use, and nonresidential projects in the Downtown Planning Area to comply with the…
Read full rule →Caldwell
Some RestrictionsCaldwell's Downtown City Center and Downtown Central Business districts must follow facade and color standards tied to…
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