Bolthole Index

Loudoun County, Virginia

Zoning, building permits and septic rules in Town of Round Hill, Virginia

Town of Round Hill is a town in Loudoun County, Virginia. Town of Round Hill adopts its own zoning, so inside its limits Town of Round Hill’s rules apply, not the county’s. 6 rules below are quoted from official sources and independently re-checked, most recently on November 12, 2026. Rules for unincorporated land are on the Loudoun County page.

Answers from the rulebook for Town of Round Hill

Town of Round Hill’s own rules

  • Local zoningPresent

    Land inside Round Hill town limits, Loudoun County, VA

    • Ordinance adopted July 20, 1989, recodified March 16, 1994, last amended December 02, 2020 (per town page)
    “this ordinance shall be known and may be cited as the "round hill zoning ordinance" and the accompanying map entitled "town of round hill, loudoun county, virginia, zoning map"”
  • Zoning districtsPublished

    Zoning districts inside Round Hill town

    • Page also lists R-1A Low Density Residential, B-1, B-2, B-3, LI-1 and special zoning districts, plus a 2023 zoning map
    “r-2 residential - single family district r-4 residential - single family district r-6 residential - duplex and townhouse district r-12 residential - multi-family district”
  • Minimum lot sizeSpecified

    R-2 Residential Single Family District inside Round Hill town

    • Maximum density two dwelling units per acre
    • Minimum lot width 50 feet at front property line and 100 feet at the required front yard
    • Article amended March 7, 2019
    • Other districts (R-1A, R-4, R-6, R-12) not reviewed

    minimum lot area: >= 20000 square feet (excludes area used for a private access easement)

    “the minimum lot area shall be 20,000 square feet and shall not include area to be used for a private access easement.”
  • SetbacksSpecified

    R-2 Residential Single Family District inside Round Hill town

    • Front yard follows average of adjacent properties in developed areas
    • Accessory structures up to 16 feet high need 5 foot setback; taller ones 5 feet plus 1 foot per foot over 16 feet
    • Other districts not reviewed

    front yard: >= 35 feet (developed areas: average of immediately adjacent properties) · side yard: >= 15 feet (35 feet street side of corner lot) · rear yard: >= 30 feet

    “a. front yard: 35 feet, except in developed areas where the front yard shall equal the average front yard of the immediately adjacent properties. b. side yard: 15 feet, except 35 feet for the street side yard of a corner lot. c. rear yard: 30 feet.”
  • Building heightSpecified

    R-2 Residential Single Family District inside Round Hill town

    • Accessory buildings limited to 25 feet
    • Other districts not reviewed

    maximum building height: <= 35 feet (and two stories) · maximum accessory building height: <= 25 feet

    “the maximum building height shall be two stories but in no event shall exceed 35 feet.”
  • Accessory dwellingsAllowed (with conditions)

    Interior and exterior accessory apartments in the R-2 district inside Round Hill town

    • Permitted as accessory uses to a permitted principal use
    • Must comply with Article 25, section 25.3.1 (not reviewed)
    • Accessory structure footprint limits apply
    “e. interior accessory apartment, in accordance with article 25, section 25.3.1 f. exterior accessory apartment, in accordance with article 25, section 25.3.1”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Round Hill or Loudoun County directly.

  • Building permit — Building permits inside Round Hill town
  • Owner-builder exemption — Owner-builder exemption inside Round Hill town
  • Building code adopted — Building code inside Round Hill town
  • Inspections — Building inspections inside Round Hill town
  • Certificate of occupancy — Certificates of occupancy inside Round Hill town
19 more unanswered
  • Minimum dwelling size
  • Lot coverage
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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 Round Hill publishes no rule on the point, not that none exists. Loudoun County’s page lists the county offices to call.

← All of Loudoun County: county rules, score and offices