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ADUs are allowed in Unincorporated Albemarle
Types:DetachedInternal

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

Is your property eligible for an ADU?

# of Properties
46,251
Owner-occupied
76%
Zoning districts
41
Avg Home Value
$670,201
Median Lot Size
1.00 acres
Avg Income
$127,362
Residential Types:
46,251 housing units
Single Family
67%
Other
32%
Zoning Districts:
50,498 parcels · 41 districts
RA
45%(22,930)
PRD
9%(4,766)
R-4
8%(3,847)
NMD
7%(3,319)
Other
31%(15,636)

ADU Rules

What can you build in Unincorporated Albemarle, VA?

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

Interior / Attached ADU Size Limits

  • Maximum size of an internal/attached accessory apartment is 35% of the principal dwelling's gross floor area.

Detached ADU Size Limits

  • Detached ADUs (backyard cottages) are prohibited; maximum allowed building area is 0 sq ft.

Max Units

  • Single-family detached: 1 internal ADU per lot
  • Detached ADU: 0

Owner Occupancy

  • Owner must reside in the dwelling or the accessory unit

Parking

  • No ADU-specific parking min/max; on-street spaces may count toward the minimum; shared parking may reduce the aggregate minimum by up to 35%; garage spaces may count; some districts/overlays modify general parking rules.

Rental Restrictions

  • Detached ADU: Short-term rentals prohibited by right; may be allowed by special exception with hosted stays (1 homestay per parcel, up to 2 guest rooms).
  • Internal/Attached ADU: Short-term rentals allowed with hosted stays; owner must reside on the parcel 180 days/year; 1 homestay per parcel, up to 2 guest rooms.

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.

Albemarle County