Building Setbacks & Zoning in Bonner County, ID (2026)
3 rules for unincorporated Bonner County, Idaho.
Verified from official government sources
Setback Rules
In unincorporated Bonner County, Idaho, the Forestry, Agricultural/Forestry and Rural zones require a 25 foot minimum street setback and a 25 foot minimum property line setback, with a 35 percent lot coverage cap. The Suburban zone prints 5 feet at the property line, and shoreline setbacks add 40 or 75 feet from water.
Setback Minimums by Zone in Unincorporated Bonner County, Idaho
Some RestrictionsBonner County Revised Code § 12-411
F A/F-20 A/F-10 R-10 R-5 ... Minimum street setback 25 feet 25 feet 25 feet 25 feet 25 feet (9), (10), (13) Minimum property line 25 feet 25 feet 25 feet 25 feet 25 feet setback (11), (12), (13) ... (11) For legal nonconforming lots or parcels the following setback exceptions may be applied, provided snow storage and stormwater are accommodated on the subject site: a. The minimum property line ...
Structure Height Limits
Unincorporated Bonner County, Idaho prints numeric height caps for cottage dwellings in Table 4-6 of § 12-480: 25 feet for cottages with a 6:12 minimum roof slope, with every part of the roof above 18 feet pitched, and 18 feet for cottages without that slope and for all accessory structures.
Cottage Housing Height Limits in Unincorporated Bonner County, Idaho
Some RestrictionsBonner County Revised Code § 12-480
F. Dimensional Standards: ... The dimensional standards for cottage housing shall be pursuant to table 4-6 below: TABLE 4-6 COTTAGE HOUSING DIMENSIONAL STANDARDS Standard Requirement Standard Requirement ... Maximum ... building height for cottages 25 feet subject to all parts of the with minimum roof slope of 6:12 roof above 18 feet shall be pitched. ... Maximum building height for cottages wi...
Lot Coverage Limits
In unincorporated Bonner County, Idaho, Table 4-1 in Revised Code § 12-411 sets maximum lot coverage at 35 percent in all five rural zones: F, A/F-20, A/F-10, R-10 and R-5. The Planning Department enforces the cap under Title 12, which the Board of County Commissioners adopted by ordinance.
Bonner County, Idaho Maximum Lot Coverage Rules
Some RestrictionsBonner County Revised Code § 12-411
12-411: DENSITY AND DIMENSIONAL STANDARDS; ... FORESTRY, AGRICULTURAL/FORESTRY AND RURAL ZONES: ... TABLE 4-1 DENSITY AND DIMENSIONAL STANDARDS Standard Zoning District F A/F-20 A/F-10 R-10 R-5 ... Maximum lot coverage 35 percent 35 percent 35 percent 35 percent 35 percent
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