Bolthole Index

Montgomery County, Missouri

Zoning, building permits and septic rules in Montgomery City, Missouri

Montgomery City is a city in Montgomery County, Missouri. Montgomery City adopts its own zoning, so inside its limits Montgomery City’s rules apply, not the county’s. 4 rules below are quoted from official sources and independently re-checked, most recently on October 18, 2026. Rules for unincorporated land are on the Montgomery County page.

Answers from the rulebook for Montgomery City

Montgomery City’s own rules

  • Building code adoptedAdopted (with conditions)

    Buildings regulated inside Montgomery City city limits.

    • The zoning code defines the building code as the International Building Code adopted by the city.
    “Building code means the International Building Code promulgated by the International Code Council, as adopted by the city.”
  • Local zoningPresent (with conditions)

    Land and buildings inside Montgomery City city limits.

    • Uses, buildings, and structures must conform to Chapter 64.
    “Upon adoption of the ordinance from which this chapter is derived by the board of aldermen, no use, building, or structure, whether publicly or privately owned, shall be constructed or authorized until the location and extent thereof conform to this chapter.”
  • Manufactured homesLimited

    Manufactured homes in the R-2 residential district inside Montgomery City city limits.

    • A permanent foundation with footers and wall is required.
    • The roof must have a five-in-12 pitch of shingles.
    • Continuous exterior facade material suitable for a finished residence is required; metal skirting is excluded.
    “Manufactured homes in compliance with the following: a. Permanent foundation with footers and wall. b. Must have a five in 12 pitch roof of shingles. c. Continuous exterior facade material suitable for the outer portion of a finished residence (no metal skirting).”
  • Permit feesPublished (with conditions)

    Activities and services performed by Montgomery City's code department inside city limits.

    • Fees are indicated in the city fee schedule in Chapter 24.
    “The fees for activities and services performed by the department in carrying out its responsibilities under this Code shall be as indicated in the city fee schedule in chapter 24.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Montgomery City or Montgomery County directly.

  • Building permit — Residential construction inside Montgomery City city limits.
  • Owner-builder exemption — Owner-built residences inside Montgomery City city limits.
  • Inspections — Residential construction inside Montgomery City city limits.
  • Certificate of occupancy — New or altered residential buildings inside Montgomery City city limits.
  • Minimum dwelling size — Single-family dwellings inside Montgomery City city limits.
19 more unanswered
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Accessory dwellings
  • 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

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

Off-grid gear

Going off-grid in Montgomery City means bringing your own water and power. The kit we’d start with:

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