

ADU rules for Rexburg
Accessory Dwelling Unit (ADU) Rules for Rexburg, ID
Is your property eligible for an ADU?
# of Properties
3,479
Owner-occupied
76%
Zoning districts
27
Avg Home Value
$258,848
Median Lot Size
0.20 acres
Avg Income
$70,008
Residential Types:
3,479 housing units
Single Family
9%
Apts (4+ units)
10%
Other
82%
Zoning Districts:
7,005 parcels · 27 districts
LDR2
28%(1,978)
LDR1
16%(1,152)
MDR1
14%(957)
HDR1
8%(581)
Other
33%(2,337)
ADU Rules
What can you build in Rexburg, ID?
Rexburg, ID follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Not addressed in the local bylaw
- –Detached ADU: Not addressed in the local bylaw
What's allowed on your lot?
These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.
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Is your property eligible for an ADU?
ADU rules in other Idaho municipalities
Rules change at the town line. Check the municipality your property is actually in.
Madison County