Bolthole Index

Deer Lodge County, Montana

Zoning, building permits and septic rules in Anaconda-Deer Lodge County, Montana

Anaconda-Deer Lodge County is a city in Deer Lodge County, Montana. Septic permits inside Anaconda-Deer Lodge County come from Anaconda-Deer Lodge County. 5 rules below are quoted from official sources and independently re-checked, most recently on November 6, 2026. Rules for unincorporated land are on the Deer Lodge County page.

Answers from the rulebook for Anaconda-Deer Lodge County

Anaconda-Deer Lodge County’s own rules

  • Building permitRequired

    Building work inside Anaconda-Deer Lodge County's consolidated local-government limits.

    • The ADLC Building Inspector states permits are required for the entire County.
    “It is the primary function of the Building Inspector to assist the public with the building process from start to finish. It’s important to obtain Building Permits as they are required for the entire County.”
  • Zoning districtsPartial

    Development districts inside Anaconda-Deer Lodge County's consolidated local-government limits.

    • The Planning Department directs users to the ADLC Planning Map to identify a development district and to the Development Permit System for district regulations.
    “Use the ADLC Planning Map to identify your development district along with fire protection and voting information. Regulations for each development district are in the Development Permit System.”
  • Who permits septicLocal (with conditions)

    Septic systems, wells, and subdivision sanitation inside Anaconda-Deer Lodge County's consolidated local-government limits.

    • Environmental Health serves the Tri-County area; the official Tri-County scope includes Anaconda-Deer Lodge County.
    “The Environmental Health Department provides education, permitting, and licensing to the Tri-County area for septic systems, wells, and sanitation in subdivisions to meet state water quality standards.”
  • Well permitRequired

    Well drilling inside Anaconda-Deer Lodge County's consolidated local-government limits.

    “Well Drilling - A well permit is required in Anaconda-Deer Lodge County only.”
  • Subdividing landRegulated (with conditions)

    Parcels being developed in Anaconda-Deer Lodge County's consolidated local-government limits.

    • Parcels created before subdivision regulations require local Environmental Health review to determine whether septic and well sites are possible.
    • Parcels over 20 acres are also subject to local review.
    • Additional tests and engineering services may be required for pre-regulation parcels.

    parcel size: > 20 acres (Parcels over 20 acres are subject to local review)

    “A parcel may also have been created prior to subdivision regulations. In these cases, local review by the Environmental Health Department is required to determine if septic and well sites are possible. Additional tests and engineering services may be required. 4. Parcels over 20 acres in size are also subject to local review.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Anaconda-Deer Lodge County or Deer Lodge County directly.

  • Owner-builder exemption — Owner-built residential construction inside Anaconda-Deer Lodge County's consolidated local-government limits.
  • Building code adopted — Building construction inside Anaconda-Deer Lodge County's consolidated local-government limits.
  • Certificate of occupancy — Residential occupancy inside Anaconda-Deer Lodge County's consolidated local-government limits.
  • Local zoning — Land inside Anaconda-Deer Lodge County's consolidated local-government limits.
  • Minimum dwelling size — Residential dwellings inside Anaconda-Deer Lodge County's consolidated local-government limits.
15 more unanswered
  • 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
  • Mandatory utility hookup
  • Agricultural exemption
  • 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 Anaconda-Deer Lodge County publishes no rule on the point, not that none exists. Deer Lodge County’s page lists the county offices to call.

Off-grid gear

Going off-grid in Anaconda-Deer Lodge County means bringing your own water and power. The kit we’d start with:

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