ADU rules for Dayton
Accessory Dwelling Unit (ADU) Rules for Dayton, VA
Is your property eligible for an ADU?
# of Properties
69
Owner-occupied
46%
Zoning districts
13
Avg Home Value
$9,506
Median Lot Size
0.09 acres
Avg Income
$82,148
Residential Types:
69 housing units
Residential Lot
100%
Zoning Districts:
772 parcels · 13 districts
R-1
72%(552)
B-1
9%(73)
R-2C
6%(44)
R-2
5%(41)
Other
8%(62)
ADU Rules
What can you build in Dayton, VA?
Dayton, 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
Parking
- –2 spaces/ADU; no max; exceptions: spaces must be on the same lot or within 500 ft via lease/license/easement; no on-street parking except occasional; special use permit may relax standards
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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ADU rules in other Virginia municipalities
Rules change at the town line. Check the municipality your property is actually in.
Rockingham County