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ADU rules for Unincorporated Fauquier

Accessory Dwelling Unit (ADU) Rules for Unincorporated Fauquier, VA

Is your property eligible for an ADU?

# of Properties
24,039
Owner-occupied
94%
Zoning districts
29
Avg Home Value
$536,896
Median Lot Size
1.43 acres
Avg Income
$139,174
Residential Types:
24,039 housing units
Single Family
6%
Other
94%
Zoning Districts:
30,902 parcels · 29 districts
RA
41%(12,748)
R-1
23%(7,219)
R-2
7%(2,069)
RC
5%(1,675)
Other
23%(7,191)

ADU Rules

What can you build in Unincorporated Fauquier, VA?

Unincorporated Fauquier, VA follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.

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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Is your property eligible for an ADU?

ADU rules in other Virginia municipalities

Rules change at the town line. Check the municipality your property is actually in.

Fauquier County

RemingtonWarrenton
See all municipalities in Fauquier County →See all Virginia municipalities →
Browse addresses by ZIP in Unincorporated Fauquier
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