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ADUs are allowed in Unincorporated Chesterfield
Types:DetachedInternal

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

Is your property eligible for an ADU?

# of Properties
14,418
Owner-occupied
67%
Zoning districts
21
Avg Home Value
$717,381
Median Lot Size
0.10 acres
Avg Income
$97,582
Residential Types:
14,418 housing units
Single Family
63%
2-3 Family
2%
Apts (4+ units)
6%
Condos
29%
Zoning Districts:
149,663 parcels · 21 districts
SC
59%(88,743)
SU
12%(17,907)
TR
9%(13,311)
A
8%(12,687)
Other
11%(17,015)

ADU Rules

What can you build in Unincorporated Chesterfield, VA?

Unincorporated Chesterfield, 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 is the smaller of 600 sq ft or 40% of the principal dwelling’s gross floor area; within the Roseland Overlay the maximum equals two‑thirds of the principal dwelling’s gross floor area (no 600‑sq‑ft cap).

Detached ADU Size Limits

  • –Maximum detached ADU size is the smaller of 600 sq ft or 40% of the principal dwelling’s gross floor area; in the Roseland Overlay, the limit is 40% of the principal dwelling’s gross floor area. In all cases, it cannot exceed the principal dwelling’s gross floor area.

Max Units

  • –1 ADU per lot on lots with single-family detached dwellings

Owner Occupancy

  • –Owner must live in the principal dwelling or ADU

Parking

  • –1 space/ADU on-site (in addition to principal dwelling); no max stated; on-site space only; parking counts: garage 0.5, driveway 1.0, tandem 1.5; Board may reduce required parking via Parking Demand Management plan.

Rental Restrictions

  • –Short-term rentals require conditional approval; owner-operator must reside on-site.

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?

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