

ADU rules for Hattiesburg
Accessory Dwelling Unit (ADU) Rules for Hattiesburg, MS
Is your property eligible for an ADU?
# of Parcels
21,104
Zoning districts
35
Avg Parcel Value
$120,240
Zoning Districts:
21,045 parcels · 35 districts
R-1A
32%(6,733)
R-1C
24%(5,050)
R-1B
11%(2,340)
B-5
6%(1,232)
Other
27%(5,690)
ADU Rules
What can you build in Hattiesburg, MS?
Hattiesburg, MS 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 Mississippi municipalities
Rules change at the town line. Check the municipality your property is actually in.
Lamar County