Bolthole Index

Calhoun County, Michigan

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

Pennfield Township is a charter township in Calhoun County, Michigan. Pennfield Township adopts its own zoning, so inside its limits Pennfield Township’s rules apply, not the county’s. Septic permits inside Pennfield Township come from Calhoun County (Calhoun County Public Health Department, Environmental Public Health). 16 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Calhoun County page.

Answers from the rulebook for Pennfield Township

Pennfield Township’s own rules

  • Local zoningPresent (with conditions)

    Land inside Pennfield charter township limits; the township's own zoning ordinance governs land use there.

    • The ordinance is administered by the township Planning & Zoning department, which also handles variances, special use permits, site plans and land divisions.
    • Overlay districts in Article 4 apply in addition to base district standards where they are established.
    “the planning & zoning department oversees land use development within pennfield township and is responsible for administering the zoning ordinance and implementing the township master plan.”
  • Minimum dwelling sizeDistrict specific (with conditions)

    Principal dwellings in the AG (agricultural) district in Pennfield charter township; this is a minimum ground floor area, not a total floor area.

    • Minimum horizontal dimensions 20 ft x 20 ft apply in the AG district.

    minimum ground floor area: >= 1000 square feet

    “ag: dimensional standards maximum lot coverage maximum impervious coverage 20% 25% principal structure front setback side setback rear setback water setback maximum height minimum ground floor area minimum horizontal dimensions 60 feet 50 feet 50 feet 50 feet 35 feet 1,000 square feet 20 ft x 20 ft”
    One more reviewed finding on this topic
    • District specific (with conditions) — Principal dwellings in the LMR (single-family) district in Pennfield charter township; this is a minimum ground floor area, not a total floor area.
      “principal structure front setback side setback rear setback water setback maximum height minimum ground floor area minimum horizontal dimensions 30 feet 15 feet 30 feet 50 feet 35 feet 1,000 square feet 20 ft x 20 ft”
  • Minimum lot sizeDistrict specific (with conditions)

    Main single-family residential district (LMR) in Pennfield charter township

    • Minimum lot width 125 feet in the LMR district.
    • Lot size, width and coverage limits come from the zoning ordinance dimensional table (section 3.10.3).

    minimum lot area: >= 1 acre · minimum lot width: >= 125 feet

    “lmr: dimensional standards lot occupation minimum lot width minimum lot area maximum lot coverage maximum impervious coverage 125 feet 1 acre 30% 40%”
    One more reviewed finding on this topic
  • SetbacksDistrict specific (with conditions)

    Principal buildings in the AG (agricultural) district in Pennfield charter township

    • Water setback is measured from the normal highwater mark (Article 2).
    • Accessory structures follow separate locations and setbacks in Article 2.

    front setback: >= 60 feet · side setback: >= 50 feet · rear setback: >= 50 feet · water setback: >= 50 feet

    “ag: dimensional standards maximum lot coverage maximum impervious coverage 20% 25% principal structure front setback side setback rear setback water setback maximum height minimum ground floor area minimum horizontal dimensions 60 feet 50 feet 50 feet 50 feet 35 feet 1,000 square feet 20 ft x 20 ft”
    One more reviewed finding on this topic
  • Lot coverageDistrict specific (with conditions)

    AG (agricultural) district in Pennfield charter township

    • Impervious coverage is capped separately at 25 percent in the AG district.

    maximum lot coverage: <= 20 percent · maximum impervious coverage: <= 25 percent

    “ag: dimensional standards maximum lot coverage maximum impervious coverage 20% 25%”
    One more reviewed finding on this topic
  • Building heightDistrict specific (with conditions)

    Principal buildings in the AG (agricultural) district in Pennfield charter township

    • Accessory structure height limits are in Article 2 and are separate from this principal height limit.

    maximum height: <= 35 feet

    “ag: dimensional standards maximum lot coverage maximum impervious coverage 20% 25% principal structure front setback side setback rear setback water setback maximum height minimum ground floor area minimum horizontal dimensions 60 feet 50 feet 50 feet 50 feet 35 feet 1,000 square feet 20 ft x 20 ft”
    One more reviewed finding on this topic
  • Subdividing landRegulated (with conditions)

    Land divisions, lot splits and boundary adjustments inside Pennfield charter township

    • Reviewed by the township Planning & Zoning department; the page does not state the procedure or standards.
    “review of all land use permits and development proposals; zoning ordinance provisions; variance requests; land divisions, lot splits, and boundary adjustments;”

Rules another office applies inside Pennfield Township

Pennfield 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)

    Private septic systems on land inside Pennfield charter township; the county health department handles the well and septic permit there.

    • Applies where the property uses private water (the township checklist says the well and septic permit is needed 'if private water').
    “well and septic permit: (if private water) contact county health department at (269) 966-1241.”
  • Septic permitRequired

    New homes with private water and septic inside Pennfield charter township, permitted through the county health department

    • The township checklist lists this permit only for private water; the checklist does not state the septic permit's specific requirements or fees.
    “well and septic permit: (if private water) contact county health department at (269) 966-1241.”
  • Well permitRequired

    Private water wells serving homes inside Pennfield charter township, permitted through the county health department

    • Applies where the home uses private water; the township checklist does not state the well permit's specific rules.
    “well and septic permit: (if private water) contact county health department at (269) 966-1241.”
  • Driveway accessRequired

    New driveways and addresses for homes inside Pennfield charter township; permit issued through the Calhoun County Road Commission

    • The checklist names the road commission as the contact for the driveway and address permit.
    “driveway and address permit: contact calhoun county road commission at (269) 781-9841.”

Still unanswered

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

  • Building permit — Building permits for new homes inside Pennfield charter township
  • Owner-builder exemption — Owner-builder exemption for homes inside Pennfield charter township
  • Building code adopted — Building code adoption inside Pennfield charter township
  • Inspections — Building inspections for new homes inside Pennfield charter township
  • Certificate of occupancy — Certificates of occupancy for new homes inside Pennfield charter township
11 more unanswered
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Off-grid sanitation
  • Agricultural exemption
  • Building in a floodplain
  • Short-term rentals
  • Permit fees

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

Off-grid gear

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

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