Bolthole Index

Prince William County, Virginia

Zoning, building permits and septic rules in Town of Haymarket, Virginia

Town of Haymarket is a town in Prince William County, Virginia. Town of Haymarket adopts its own zoning, so inside its limits Town of Haymarket’s rules apply, not the county’s. Septic permits inside Town of Haymarket come from the state health agency. 4 rules below are quoted from official sources and independently re-checked, most recently on October 22, 2026. Rules for unincorporated land are on the Prince William County page.

Answers from the rulebook for Town of Haymarket

Town of Haymarket’s own rules

  • Local zoningPresent (with conditions)

    Land inside Haymarket town limits: the Town administers its own zoning ordinance (Chapter 58, Zoning and Subdivision Ordinance, per the Town's Code of Ordinances on Municode).

    • The Town's Municode page describes the ordinance's coverage but does not reproduce the district schedule; the adopted text was not opened.
    • Zoning approval from the Town's Zoning Administrator is required before a county building permit application (per county areas-we-serve page).
    “the towns of occoquan, haymarket, and quantico processes its own zoning approvals and site plan approvals, while the development services - building development division issues building/trade construction permits for the towns.”
  • Zoning districtsPartial

    Land inside Haymarket town limits: zoning district categories under the Town's own zoning ordinance.

    • The Municode page names district categories only (residential, commercial, conservation, industrial, transitional-commercial); the district list and zoning map were not opened.
    “the zoning ordinance addresses permitted and accessory uses residential, commercial, conservation, industrial, and transitional-commercial zoning districts development standards and dimensional requirements”

Rules another office applies inside Town of Haymarket

Town of Haymarket does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Building code adoptedAdopted

    New construction, additions, repair and change of use inside Haymarket town, under the Virginia Uniform Statewide Building Code administered by DHCD.

    • DHCD states the USBC is comprised of the Virginia Construction Code, Virginia Existing Building Code and Virginia Maintenance Code; the edition in force was not verified on an opened page.
    “the virginia uniform statewide building code (usbc) contains the building regulations that must be complied with when constructing a new building, structure, or an addition to an existing building.”
  • Who permits septicState (with conditions)

    Onsite sewage disposal systems on land inside Haymarket town limits, administered by the Prince William Health District (state Virginia Department of Health local district). The district's stated area is all of Prince William County, which includes the town; the page does not name Haymarket separately.

    • Health district oversight covers Prince William County, Manassas and Manassas Park; no Town sewer service alternative was found in the sources.
    “the prince william health district is responsible for the oversight and regulation of sewage and water environmental health throughout prince william county, manassas, and manassas park.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Haymarket or Prince William County directly.

  • Owner-builder exemption — Owner-builder exemption for a home inside Haymarket town limits.
  • Inspections — Inspections for construction inside Haymarket town limits.
  • Certificate of occupancy — Certificates of occupancy for new homes inside Haymarket town limits.
  • Minimum dwelling size — Minimum dwelling size for the main single-family residential district inside Haymarket town limits.
  • Minimum lot size — Minimum lot size for the main single-family residential district and any agricultural or rural-residential district inside Haymarket town limits.
17 more unanswered
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Unanswered questions are usually a sign that Town of Haymarket publishes no rule on the point, not that none exists. Prince William County’s page lists the county offices to call.

Off-grid gear

Going off-grid in Town of Haymarket means bringing your own water and power. The kit we’d start with:

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