Zoning, building permits and septic rules in Onondaga Township, Michigan

Onondaga Township’s own rules

• InspectionsRequired

  Construction inside Onondaga township covered by a township building permit; inspections are carried out by the township building inspector.

  • The lot address and lot number must be posted on a wood board at the front edge of the site before the site inspection can be completed.
  • A $70 fee applies if an inspection is requested before the site is ready.
  • Inspection schedule and final inspection/approval steps are not stated in the instructions.

  not-ready inspection fee: 70 USD (charged when an inspection is requested and the site is not ready)

  “a permit, which is also your receipt, should be prominently displayed at the site for the use of the building inspector. all inspections will be strictly enforced. a $70 fee will be charged if you ask for an inspection and you are not ready!”

• Local zoningPresent (with conditions)

  Land inside Onondaga township limits (Ingham County, Michigan): the township administers its own zoning ordinance through a zoning administrator.

  • Site plans with lot lines and setback measurements must be approved by the zoning administrator before the township building permit issues.
  • The township's ordinances page lists a zoning map and zoning ordinance; the ordinance PDF itself was not opened in this research pass.
  • Search-snippet lead only, not opened or verified: a township notice of Ordinance 26-01 (adopted March 12, 2026) imposes a six-month moratorium on data center permitting.

  “onondaga township zoning ordinance zoning ordinance zoning map”

• Permit feesPublished (with conditions)

  Township building permit fees for construction inside Onondaga township

  • Fees are charged on the township building permit; the schedule was published in an undated 2023 upload.
  • The new-home fee is per square foot as determined by the building inspector, with a minimum of $500.
  • Fees for other or related permits (well, septic, driveway, soil erosion) are set by other agencies and are not included here.

  new home building permit fee: 0.4 USD per square foot (as determined by the building inspector; minimum $500) · new home minimum building permit fee: >= 500 USD (applies when the per-square-foot fee is lower) · attached garage (during house construction) permit fee: 250 USD · garage, pole barn, accessory building permit fee: 350 USD · additions/improvements permit fee: 350 USD · decks permit fee: 300 USD · inground swimming pools permit fee: 300 USD · solar permit fee: 300 USD · mobile homes permit fee: 0.3 USD per square foot (as determined by the building inspector; minimum $300)

  “charges will be made as follows: new home $.40 per square foot as determined by the building inspector/minimum $500”

• Permit processPublished (with conditions)

  Building permit process for construction inside Onondaga township

  • Well and septic permit from the county health department and driveway/culvert permit from the county road department must be obtained first.
  • The soil erosion waiver from the county drain commissioner must be obtained first.
  • The permit must be displayed at the site.

  “procedures to be followed to obtain a building permit”

Rules another office applies inside Onondaga Township

Onondaga Township 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)

  On-site sewage treatment systems for homes inside Onondaga township; the Ingham County Health Department issues the permit.

  • The township building permit requires the septic permit to be presented first.
  • Schema note: the county scope uses 'unincorporated-only' because the schema does not allow 'township-specific' for a county authority. The whole township is unincorporated land.

  “apply for and obtain a permit to install water supply well and/or on-site sewage treatment system from the ingham county health department”

• Septic permitRequired

  Installation of an on-site sewage treatment system on a home lot inside Onondaga township

  • The Ingham County Health Department permit must be obtained before the township building permit issues.
  • Schema note: geography 'unincorporated-only' is used as above.

  “apply for and obtain a permit to install water supply well and/or on-site sewage treatment system from the ingham county health department”

• Well permitRequired

  Installation of a water supply well on a home lot inside Onondaga township

  • The Ingham County Health Department permit must be obtained before the township building permit issues.
  • Schema note: geography 'unincorporated-only' is used as above.

  “apply for and obtain a permit to install water supply well and/or on-site sewage treatment system from the ingham county health department”

• Driveway accessRequired

  Driveway and culvert access onto a road for a home inside Onondaga township; the Ingham County Road Department issues the permit.

  • The approved driveway and culvert permit must be presented to the township before the building permit issues.
  • Schema note: geography 'unincorporated-only' is used as above.

  “apply for and obtain an approved driveway permit and a culvert permit from ingham county road department”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Onondaga Township or Ingham County directly.

• Owner-builder exemption — Owner-builder permit exemption for a home inside Onondaga township
• Building code adopted — Which construction code applies to building inside Onondaga township
• Certificate of occupancy — Occupancy approval for a new home inside Onondaga township
• Zoning districts — Zoning district map and district list for Onondaga township
• Minimum dwelling size — Minimum dwelling floor area for the main single-family residential district inside Onondaga township, and separately for any agricultural or rural-residential district

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.