

ADU rules for Dewey
Accessory Dwelling Unit (ADU) Rules for Dewey, OK
Is your property eligible for an ADU?
# of Properties
1,568
Owner-occupied
57%
Zoning districts
14
Avg Home Value
$102,955
Median Lot Size
0.20 acres
Avg Income
$62,638
Residential Types:
1,568 housing units
Urban Residential
100%
Zoning Districts:
1,898 parcels · 14 districts
R8-7
65%(1,229)
R8-5
12%(225)
CN/CC
7%(124)
CH
4%(79)
Other
13%(241)
ADU Rules
What can you build in Dewey, OK?
Dewey, OK 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 Oklahoma municipalities
Rules change at the town line. Check the municipality your property is actually in.
Washington County