Zoning Overlays & Bonuses in Boise, ID (2026)
4 verified zoning overlays & bonuses rules for Boise, Idaho, sourced directly from the municipal code and official government pages.
Verified from official government sources
Specific Plans Overview
Boise replaced its decades-old zoning ordinance with a Modern Zoning Code effective December 2023, simplifying districts, allowing more housing types by right, and aligning with Blueprint Boise comprehensive-plan goals.
Boise Modern Zoning Code
Some RestrictionsDensity Bonus Law
Boise's Modern Zoning Code offers density and height bonuses for projects that include income-restricted units, particularly along priority transit and growth corridors identified in Blueprint Boise.
Affordable Housing Density Bonus
Few RestrictionsTransit-Oriented Communities (TOC)
The Modern Zoning Code creates mixed-use corridor districts along Valley Regional Transit's high-frequency routes, enabling four-to-six-story residential and mixed-use buildings near State Street, Vista, and Fairview.
Transit-Oriented Corridors
Few RestrictionsHillside Overlay Rules
Development on slopes above 15% in Boise's Foothills triggers the Hillside and Foothills overlays, which restrict cuts, fills, building footprints, and landscape choices to protect viewsheds, wildfire safety, and the Boise Foothills Conservation Easement.