ADU Pass
Wicomico Church
ADU Pass helps homeowners in Wicomico Church, No County, Virginia navigate the permit paperwork for building an accessory dwelling unit. This area covers 1 ZIP code.
Map
ADU details
ADU legality: allowed-with-restrictions
Guest houses / accessory structures are permitted in the R-1 Residential General District subject to lot-size and accessory-structure dimensional standards. Properties fronting the Wicomico, Great Wicomico, and Yeocomico rivers are subject to Chesapeake Bay Preservation Act Resource Protection Area buffers (100 ft from tidal shoreline). SB531 (effective 2027-07-01) will add a by-right statewide floor.
Cost scenarios
Permitting process
- Confirm parcel zoning district with Northumberland Building & Zoning (~5d)
Verify whether the parcel is in R-1 Residential General, A-1 Agricultural, or W-1 Waterfront; ADU rules differ by district. - Chesapeake Bay Preservation Act RPA buffer check (~14d)
Wicomico Church sits between the Great Wicomico and Yeocomico rivers; parcels within 100 ft of tidal waters are in the RPA buffer with limited development rights. - Submit zoning permit and building permit applications (~1d)
Northumberland County uses paper applications submitted to the Office of Building and Zoning at the county courthouse complex in Heathsville. - Septic / well capacity review by Virginia Department of Health (~30d)
Wicomico Church parcels are on private well and septic; VDH must certify bedroom-load capacity before permit issuance. - Building plan review (~21d)
Plan review for compliance with the Virginia Uniform Statewide Building Code and county accessory-structure dimensional standards. - Construction inspections (~90d)
Foundation, framing, MEP rough, insulation, and final inspections by Northumberland Building Inspections. - Certificate of Occupancy (~7d)
Final CO after VDH septic-approval-of-use sign-off.
Viability (permitted uses)
- Long-term rental: with-restrictions Guest house rentals permitted in R-1 subject to accessory-structure conditions.
- Short-term rental: with-restrictions Northern Neck has growing waterfront STR demand; Wicomico Church's location near the Great Wicomico River and Chesapeake Bay supports modest STR demand for fishing/boating visitors. County STR regulations apply.
- Office rental: no Rental to non-residential commercial tenant not contemplated under R-1 accessory-structure provisions.
- Home office: with-restrictions Home occupation permitted in R-1 subject to standard county conditions.
- Studio / workshop: yes Personal artist or workshop accessory use is normal in R-1 and A-1 districts.
- Agriculture: yes A-1 Agricultural district parcels around Wicomico Church permit agricultural uses; livestock and crops are by-right.
- Relative support: yes Family-occupancy guest house is the canonical R-1 accessory-structure use case.
Contacts
Utilities
- Water: Private well (no public water serves the Wicomico Church area)
- Sewer: Private septic system (Virginia Department of Health regulated)
- Electric: Northern Neck Electric Cooperative
- Gas: No piped natural gas; propane only
Property values & taxes
Construction timeline
Modular pathway Virginia Industrialized Building Safety Law (IBSL)
Virginia State Route 200 is a 2-lane primary; tight rural curves through the Northern Neck may constrain very large modules.
Insurance impact
Waterfront parcels typically require flood insurance separate from the homeowners policy.
HOA prevalence & preemption
Low HOA density in the historic core; waterfront subdivisions on the Wicomico and Great Wicomico rivers may have HOAs with stricter rules.
Regulatory overlays (2)
- wetland-overlay — Chesapeake Bay Preservation Act (CBPA) Resource Protection Area (RPA) - 100-ft buffer on tidal Great Wicomico, Yeocomico, and tributary shorelines surrounding Wicomico Church
Northumberland County is entirely within the Chesapeake Bay watershed and subject to CBPA. Waterfront parcels in and around Wicomico Church have substantial RPA buffer constraints on accessory-structure placement. - flood-zone — FEMA Special Flood Hazard Area Zone A and AE on tidal shorelines around Wicomico Church
Tidal shoreline parcels are in FEMA SFHA; flood-elevation requirements apply to habitable space in the V and AE zones.
Technical envelope (climate & building code)
Climate & energy code
Building code
Legal history (timeline)
Current ordinance: Northumberland County Code, Chapter 148 - Zoning
- 1771-01-01 — Wicomico Parish Church (third structure) completed - largest colonial church in Virginia (other)
The third Wicomico Parish Church, completed in 1771 on the present church's site, was the largest colonial-era church in Virginia.
Effect: Establishes the historic context of the Wicomico Church community; the present 1902 parish church sits on the same site and is the cultural anchor of the community. - 2026-04-14 — Virginia SB531 (2026) - statewide ADU by-right framework signed (state-law)
Signed legislation establishing a statewide by-right ADU mandate with a $500 permit-fee cap effective July 1, 2027. Local ordinances adopted before January 1, 2026 are grandfathered.
Effect: Northumberland County's guest-house provisions in the R-1 district predate the January 2026 grandfather cutoff; the county may need to adjust fees and detached-unit allowance by the 2027-07-01 effective date.
Known issues (1)
- policy-review — Virginia SB531 (effective 2027-07-01) introduces statewide by-right ADU requirements and a $500 permit-fee cap; Northumberland's R-1 guest-house framework predates the January 1, 2026 grandfather cutoff but the county will likely need to align fees by the effective date. (source)
County: no attribution (synthetic bucket)
No county
This city sits in the state's "no county" bucket — its ADU rules derive directly from state law and city ordinance without a county intermediary. No county-level sections apply.
Virginia state — ADU law and programs
State ADU law
Virginia has NOT enacted a statewide ADU preemption law. Virginia is a Dillon Rule state — localities possess only those powers expressly granted by the General Assembly — and the statutes granting zoning authority (Va. Code § 15.2-2280 et seq.) leave ADU regulation to local ordinances. ADU permission, setbacks, parking, size, and owner-occupancy rules therefore vary by county, independent city, and town. Virginia is unique in that it has 38 independent cities that function as counties (neither in nor subordinate to the surrounding county), meaning 'the county' for any given Virginia property may be an independent city rather than a true county. Several ADU preemption bills have been introduced in recent General Assembly sessions (2022 through 2025) without enactment; none have advanced past committee as of the Assembly's 2026 regular session adjournment.
State financing programs
Virginia does not operate an ADU-specific statewide loan, grant, or forgivable-loan program. Virginia Housing (formerly the Virginia Housing Development Authority, VHDA — rebranded 2020) administers general first-time-homebuyer, down-payment-assistance (DPA), mortgage-credit-certificate, and rehabilitation products that can be applied to ADU-adjacent purchases or improvements when eligibility criteria are met, but none target ADU construction as a distinct product. The Virginia Department of Housing and Community Development (DHCD) administers federal HOME and CDBG pass-through funds that local jurisdictions can direct toward ADU-adjacent rehab, but there is no state-level ADU-dedicated line item. Federally available products (FHA 203(k), Fannie Mae HomeReady and HomeStyle Renovation, Freddie Mac CHOICERenovation) remain the primary ADU financing path for Virginia homeowners.
State housing programs
Virginia does not run a state-level pre-approved-ADU-plan catalog, statewide impact-fee-waiver statute for ADUs, or streamlined-review mandate. State-level programs that touch ADU-adjacent policy are coordinated primarily through the Department of Housing and Community Development (DHCD) and Virginia Housing, and act by funding or assisting local jurisdictions rather than by preemption. Local ADU activity — Arlington County's Accessory Dwellings program (detached ADUs permitted since 2008, liberalized 2020), Alexandria's accessory-dwelling ordinance, Fairfax County's accessory-living-unit program, and Charlottesville's 2021 zoning-code changes — is authorized under the localities' Va. Code § 15.2-2280 zoning authority, not by state mandate.
- DHCD Community Development Block Grant (CDBG) Program — Federal CDBG funds administered by DHCD to eligible non-entitlement Virginia localities for community-revitalization, housing-rehab, and infrastructure projects. Not ADU-specific. Participating localities can direct CDBG funds toward housing-rehab projects where local policy supports ADUs.
- DHCD HOME Investment Partnerships Program — Federal HOME funds administered by DHCD to Virginia participating jurisdictions and non-profits for affordable-housing acquisition, rehab, and new construction. Not ADU-specific; can be directed to ADU-adjacent rehab at local discretion.
- Virginia Housing Commission — Permanent advisory commission of the General Assembly that studies housing-policy questions and recommends legislation. Has periodically studied ADU preemption and missing-middle housing without recommending statewide enactment as of 2026-04-21.
- Local ADU ordinances under Va. Code § 15.2-2280 authority — Not a state program — listed here because Virginia ADU policy is executed entirely at the locality level under the § 15.2-2280 zoning grant. A homeowner seeking to build an ADU consults the zoning ordinance of the specific county, city, or town where the parcel is located.
Federal (United States) — ADU-relevant rules and programs
Federal ADU law
The United States has no federal statute that directly regulates accessory dwelling unit entitlement or design. Land-use authority over ADUs resides with states and local governments under the traditional police power. Federal engagement is limited to financing (Fannie/Freddie/FHA/VA/USDA), flood insurance (FEMA/NFIP), and discretionary housing programs (HUD), which are recorded in sibling sections of this file.
Federal financing programs
Federal housing-finance agencies and GSEs set nationwide underwriting rules that govern whether an ADU can be financed, appraised, and counted toward mortgage qualifying income. The relevant actors are Fannie Mae, Freddie Mac, FHA (HUD), VA, and USDA Rural Development.
Federal tax credits
There is no ADU-specific federal tax credit. ADUs may incidentally qualify for existing federal energy-efficiency and clean-energy tax credits when the ADU construction includes qualifying measures.
Federal housing programs
HUD administers several discretionary programs that can fund ADU-related activity at the grantee's election, but none is an ADU-specific program.
ZIP Code
- 22579
Post Office
- 5148 Jesse Dupont Memorial Hwy, 22579