ADU rules for Unincorporated Dinwiddie
Accessory Dwelling Unit (ADU) Rules for Unincorporated Dinwiddie, VA
Is your property eligible for an ADU?
# of Properties
186
Owner-occupied
68%
Zoning districts
20
Avg Home Value
$197,558
Median Lot Size
0.46 acres
Avg Income
$72,221
Residential Types:
186 housing units
Single Family
100%
Zoning Districts:
19,555 parcels · 20 districts
A-2
61%(11,996)
R-1
29%(5,622)
B-2
2%(469)
R-R
2%(432)
Other
5%(1,036)
ADU Rules
What can you build in Unincorporated Dinwiddie, VA?
Unincorporated Dinwiddie, VA 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
Max Units
- –1 per lot on any lot zoned for a single-family detached dwelling
Owner Occupancy
- –Owner or spouse must occupy the main dwelling during in-law residency.
Parking
- –1 space per ADU; no maximum stated; spaces must be on the same lot as the main building and be at least 9 feet by 20 feet.
Rental Restrictions
- –Detached ADU (Guest house): may not be rented; use limited to temporary guests up to 3 months per 12 months.
- –Attached ADU (In-law suite): may not be rented or used for gain; no rental of the unit.
ADU State Law
What can you build in Virginia?
- –Virginia does not have a statewide ADU mandate; ADU rules are set by individual municipalities.
- –Building/fire codes are set statewide, but whether an ADU is allowed is local zoning.
- –SB 304 would have mandated ADUs. It passed the Virginia Senate in 2024 but was continued/left in House committee (i.e., not enacted statewide)
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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