Bolthole Index

Sauk County, Wisconsin

Zoning, building permits and septic rules in Town of Dellona, Wisconsin

Town of Dellona is a town in Sauk County, Wisconsin. 10 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Sauk County page.

Answers from the rulebook for Town of Dellona

Town of Dellona’s own rules

  • Building permitRequired

    Buildings and mechanical systems constructed inside the Town of Dellona.

    • A valid permit from the Municipal Building Inspector is required before commencement.
    • Enumerated covered work includes new one- and two-family, commercial, and agricultural buildings; additions; listed alterations and equipment replacement; new construction or remodeling electrical, HVAC, and plumbing work; and new or rewired electrical service.
    “No owner or contractor may commence construction of any building or mechanical system prior to obtaining a valid permit from the Municipal Building Inspector.”
  • Owner-builder exemptionConditional

    Homeowners performing work on a home they own and occupy inside the Town of Dellona, including homeowners acting as general contractor for new homes.

    • Renovations, remodels, and additions are described as work homeowners can do in a home they own and occupy.
    • For new homes, plumbing and electrical work require state licensing.
    • All work must meet current code requirements.
    “New Homes, Homeowners can act as the General Contractor, however, Plumbing and Electrical need State Licensing. All work done needs to meet current Code Requirements.”
  • Building code adoptedAdopted (with conditions)

    Residential and commercial construction inside the Town of Dellona.

    • The ordinance adopts Chapters SPS 302.31, 305, 316, 320-325, 327, 361-366, 375-379, and 381-387 of the Wisconsin Administrative Code, including subsequent revisions.
    • The building inspector enforces the adopted chapters.
    “The following Chapters of the Wisconsin Administrative Code, as well as all subsequent revisions, are adopted by the Municipality and shall be enforced by the Building Inspector.”
  • Certificate of occupancyRequired

    New residential construction inside the Town of Dellona where the driveway ordinance applies.

    • No occupancy permit issues until the driveway meets the ordinance specifications and the Town Building Inspector/Engineer approves the final inspection.
    “No Occupancy Permit for new residential construction shall be issued until the driveway is constructed according to the specifications of this Ordinance and the Town Building Inspector/Engineer approves the final inspection.”
  • Subdividing landRegulated (with conditions)

    Land divisions of unincorporated land within the Town of Dellona.

    • The chapter does not apply to transfers by will or court order; leases of ten years or less, mortgages, or easements; certain exchanges between adjoining owners that do not create additional lots or reduce lot size below applicable requirements; or assessor's plats.
    • A person dividing land resulting in a subdivision or land division must prepare a subdivision plat or certified survey map under the chapter and listed state, Town, and County requirements.
    “any person, firm or corporation dividing land which results in a subdivision or a land division shall prepare a subdivision plat or a certified survey map in accordance with the requirements of this chapter”
  • Driveway accessRequired

    Establishing, constructing, improving, modifying, or rerouting a driveway on land within the Town of Dellona.

    • Existing driveways with repairs changing grade or routing are subject to the ordinance except as provided in §1.11.
    • Field roads are excluded.
    • The applicant must provide an application, fee, site map, and specified supporting materials.
    • No driveway construction may begin until the applicable plan is approved, the Town issues the permit, and any applicable County or State approvals are obtained.

    permit period: 12 months (Expires unless renewed by the Town Building Inspector/Engineer.)

    “Any person or entity wishing to establish, construct, improve, modify or re-route a driveway must first obtain a Driveway Construction Permit from the Town Building Inspector/Engineer.”
  • Short-term rentalsLimited

    Residential dwellings in residentially zoned districts inside the Town of Dellona that are offered for overnight lodging.

    • Rental of single-family and duplex homes in residentially zoned districts for fewer than seven days is prohibited.
    • A short-term rental is defined as a residential dwelling offered for more than six but fewer than 30 consecutive days.
    • Tourist rooming houses in commercially or mixed-use zoned districts require a Sauk County Special Exemption Permit, a Town annual overnight-lodging license, and listed State permits; additional conditions apply.

    prohibited rental period: < 7 days (Applies to single-family and duplex homes in residentially zoned districts.) · short-term-rental duration: more than 6 and fewer than 30 consecutive days days (Residential dwelling unit in a residentially zoned district.)

    “This authority allows the Town of Dellona to prohibit the rental of residentially zoned dwellings for a period of less than 7 days. As a result, the Town Board has enacted an Ordinance which prohibits the rental of single-family and duplex homes in residentially zoned districts for periods of less than 7 days.”
  • Permit feesVariable (with conditions)

    Town driveway-construction permits inside the Town of Dellona.

    • The non-refundable application fee amount is determined by Town Board resolution and the Town Fee Schedule.
    • Additional site trips beyond the initial and completion inspections incur additional fees determined by Town Board resolution and the Fee Schedule.
    • The owner pays construction, permit, culvert, erosion-control, engineering-plan, and required inspection costs.
    “A non-refundable application fee of an amount determined by a resolution of the Town Board and specified in the Town’s Fee Schedule shall be charged for each application.”

Rules another office applies inside Town of Dellona

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

  • Local zoningPresent (with conditions)

    Land inside the Town of Dellona subject to Sauk County zoning.

    • The Town's official building page identifies Sauk County, rather than the Town, as the zoning authority.
    “The Town of Dellona is under Sauk County Zoning.”
  • Mandatory utility hookupConditional

    Buildable lots served by the Christmas Mountain sewer system inside the Town of Dellona.

    • The lot owner must request a tap-in application from the Sanitary District clerk before building activity begins.
    • A connection permit is issued after the application.
    • The stated current connection fee includes an inspection by a licensed engineer.

    sewer connection fee: 3250 USD (Includes an inspection by a licensed engineer.)

    “The current fee to connect to the sewer system is $3,250.00 which includes an inspection by a licensed engineer.”

Still unanswered

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

  • Zoning districts — Zoning districts applying inside the Town of Dellona.
  • Minimum dwelling size — Residential dwellings inside the Town of Dellona.
  • Minimum lot size — Zoning lots inside the Town of Dellona.
  • Setbacks — Buildings inside the Town of Dellona.
  • Lot coverage — Lots inside the Town of Dellona.
13 more unanswered
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Agricultural exemption
  • Building in a floodplain

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

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