Bolthole Index

King County, Washington

Zoning, building permits and septic rules in Town of Hunts Point, Washington

Town of Hunts Point is a town in King County, Washington. Town of Hunts Point adopts its own zoning, so inside its limits Town of Hunts Point’s rules apply, not the county’s. 8 rules below are quoted from official sources and independently re-checked, most recently on October 24, 2026. Rules for unincorporated land are on the King County page.

Answers from the rulebook for Town of Hunts Point

Town of Hunts Point’s own rules

  • Building permitRequired

    Construction, alteration, repair, demolition, occupancy changes, and regulated electrical, gas, mechanical, or plumbing work inside Hunts Point town.

    • The owner or authorized agent must first apply to the building official and obtain the required permit.
    • The listed exemptions in HPMC § 15.10.030(b) apply; an exemption does not waive separate permit requirements or authorize work contrary to other laws.
    “shall first make application to the building official and obtain the required permit.”
  • Building code adoptedAdopted (with conditions)

    All construction activity and construction materials in Hunts Point town.

    • The Town's adoption includes the State Building Code Council's related codes, standards, and amendments.
    • The adopted code states that this adoption took effect March 15, 2024.

    code edition: 2021 (With amendments, except where noted.)

    “All codes referenced above are hereby adopted by reference and included as if set forth in their entirety.”
  • InspectionsRequired

    Work authorized by a Town building permit inside Hunts Point town.

    • Final inspections and approval must occur within 540 calendar days of permit issuance unless an extension or renewal is obtained under HPMC § 15.10.040.

    final-inspection deadline: <= 540 calendar days (Measured from permit issuance; subject to stated extension and renewal provisions.)

    “All work authorized by permit shall be completed and final inspections made and the completed work under the permit approved within five hundred forty (540) calendar days”
  • Local zoningPresent (with conditions)

    Land inside Hunts Point town limits, including the R-20 residential zone.

    • Development is subject to the Town's Title 18 zoning regulations.
    “The following bulk and area regulations apply to each zoning lot or lot of record:”
  • Accessory dwellingsAllowed (with conditions)

    Accessory dwelling units in the R-20 zone inside Hunts Point town.

    • One ADU may be attached to or detached from, and must be subordinate to, the primary residential building.
    • Two additional off-street parking spaces are required unless HPMC § 18.20.160(3) or (4) applies.
    • The ADU must meet Title 15 technical-code standards.

    maximum ADU floor area: <= 1250 square feet

    “No more than one accessory dwelling unit, subordinate to and either attached to or detached from the primary residential building, may be constructed or occupied on each zoning lot or lot of record.”
  • Driveway accessLimited

    Driveways serving lots in Hunts Point's R-20 zone.

    • The limit applies in the public right-of-way.

    driveways per lot: 1 driveway · maximum driveway width: <= 20 feet (In the public right-of-way.)

    “Each lot shall use one driveway which has a maximum width of 20 feet in the public right-of-way.”
  • Permit feesVariable (with conditions)

    Town building permits inside Hunts Point town.

    • A permit extension may require both an inspection fee of 20% of the original plan-review fee and a $50 administrative extension fee.
    • The cited provision imposes other fee consequences for renewals and work started without permits.

    additional inspection fee for qualifying extension: 20 percent of original plan review fee (Only where the Building Official finds the extension reasons acceptable and the stated requirements are met.) · administrative extension fee: 50 USD (Only where the Building Official finds the extension reasons acceptable and the stated requirements are met.)

    “An additional inspection fee equal to twenty percent (20%) of the original plan review fee and an additional administrative extension fee of fifty dollars ($50.00) is paid.”
  • Permit processPublished (with conditions)

    Regulated building work inside Hunts Point town.

    • The owner or authorized agent must apply to the building official before undertaking regulated work.
    • The Town code directs readers to Chapter 11.10 for permit-application-process provisions.
    “Submittal of all application elements are necessary to begin processing the building permit. The application shall be accompanied by the fee as set forth by resolution.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Hunts Point or King County directly.

  • Owner-builder exemption — Owner-built residential construction inside Hunts Point town.
  • Certificate of occupancy — Occupancy of construction or site-development work inside Hunts Point town.
  • Minimum dwelling size — Primary residential dwellings inside Hunts Point town.
  • Lot coverage — Residential zoning lots inside Hunts Point town.
  • Living in an RV — RV habitation on private land inside Hunts Point town.
13 more unanswered
  • 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
  • Building in a floodplain
  • Short-term rentals

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 Hunts Point publishes no rule on the point, not that none exists. King County’s page lists the county offices to call.

Off-grid gear

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

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