Bolthole Index

Dunn County, Wisconsin

Zoning, building permits and septic rules in Town of New Haven, Wisconsin

Town of New Haven is a town in Dunn County, Wisconsin. Septic permits inside Town of New Haven come from Dunn County (Dunn County Planning & Land Use — Sanitation · 715-231-6520). 8 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Dunn County page.

Answers from the rulebook for Town of New Haven

Town of New Haven’s own rules

  • Building permitRequired

    New one- or two-family dwellings and additions, repairs, decks, manufactured home installations, solar installations and pole sheds inside New Haven town

    • New one- or two-family dwellings always need the town permit; repairs and additions need it only when they exceed the stated cost.
    • Town page says to contact Dunn County zoning first to see if county permits are also required.
    • Permit is a form returned to the town clerk with a check; the page says the permit need not be posted and is good for one year from issue.

    town building permit fee: 50 USD · repair or addition cost threshold: > 10000 USD (new one or two family dwellings require a permit regardless of cost)

    “town of new haven ordinance 2024-02 requires a town building permit for any new one or two family dwellings, or any repairs or additions which exceed $10,000.00 in cost”
  • Building code adoptedAdopted

    Construction of one- and two-family dwellings inside New Haven town, under the town's Uniform Dwelling Code ordinance

    • Adoption is shown by the title of town ordinance 2022-01 and of ordinance 2024-02 (listed as 'ordinance for udc') on the town's ordinances list; the ordinance text was not opened.
    • Town forms page links Ordinance 2024-02 as the basis for the town building permit.
    “2022-01 ordinance for uniform dwelling code”
  • Driveway accessRequired

    New driveways connecting to roads in New Haven town

    • Town chair or a supervisor assesses the proposed location; certain specifications must be met.
    • Driveway permit applications are approved at the monthly town board meeting.

    driveway permit fee: 50 USD

    “please complete a new haven driveway and submit it to the clerk with $50 driveway permit fee.”
  • Permit feesPublished (with conditions)

    Town of New Haven building, driveway and overweight-vehicle permit fees

    • Fees are paid by check to the town clerk at PO Box 258, Boyceville, WI 54725.
    • Driveway and overweight-vehicle fees are $50 each per the town forms page.
    • Septic sanitary permit fees are set by Dunn County and not established here.

    town building permit fee: 50 USD · driveway permit fee: 50 USD

    “complete the new haven building permit and return it to the town clerk, together with a check made payable to the town of new haven in the amount of $50, to: po box 258 boyceville, wi 54725.”
  • Permit processPublished (with conditions)

    Obtaining a town building permit inside New Haven town

    • Also contact Dunn County zoning and the town building inspector before building, per the town page.
    • Permit does not need to be posted and is good for one year from issue.
    “complete the new haven building permit and return it to the town clerk, together with a check made payable to the town of new haven in the amount of $50, to: po box 258 boyceville, wi 54725.”

Rules another office applies inside Town of New Haven

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

  • Who permits septicCounty (with conditions)

    Private on-site wastewater (septic) systems on land inside New Haven town; Dunn County's sanitary ordinance applies to all towns, so the county administers it in New Haven town

    • Under Wis. Stat. 145.19(1m) the application goes to the governmental unit, which approves or disapproves it under state rules.
    • Dunn County's sanitary ordinance is not opened; the county zoning page states that it applies to all towns.
    “dunn county's shoreland, floodplain, land division, and sanitary ordinances apply to all towns in dunn county.”
  • Septic permitRequired

    Installing a private on-site wastewater treatment system on land inside New Haven town

    • Applicant submits the completed sanitary permit application to the governmental unit (Dunn County), which approves or disapproves it under state rules.
    • A sanitary permit is required before a building permit for a structure needing a private system may issue, per Wis. Stat. 145.20 (not quoted here).
    “no person may purchase or install a private on-site wastewater treatment system unless the owner of the property on which the private on-site wastewater treatment system is to be installed holds a valid sanitary permit issued under this section.”
  • Subdividing landRegulated (with conditions)

    Land divisions of land inside New Haven town; Dunn County's land division ordinance applies to all towns, so the county administers it in New Haven town

    • Dunn County land division ordinance text not opened; the county zoning page states only that it applies to all towns.
    “dunn county's shoreland, floodplain, land division, and sanitary ordinances apply to all towns in dunn county.”

Still unanswered

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

  • Owner-builder exemption — Owner-builder permit exemption for work inside New Haven town
  • Inspections — Building inspections for work inside New Haven town
  • Certificate of occupancy — Occupancy certificates for new homes inside New Haven town
  • Local zoning — Whether New Haven town itself adopts and administers a zoning ordinance for land inside the town
  • Zoning districts — Zoning districts inside New Haven town
16 more unanswered
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • 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 New Haven publishes no rule on the point, not that none exists. Dunn County’s page lists the county offices to call.

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