Bolthole Index

Oakland County, Michigan

Building permits, zoning and septic rules in Keego Harbor, Michigan

Keego Harbor, Michigan requires a building permit for home construction, with building services administered by the city.12 Keego Harbor administers its own zoning ordinance; Oakland County Health Division handles septic systems inside the city.34 In the NR Neighborhood Residential District, a dwelling needs at least 800 square feet of usable floor area.5

At a glance

Building permit
Required for home construction; start with the city Building Department12
Zoning
City zoning applies; identify the parcel’s district before designing36
Septic permits
Oakland County Health Division handles new systems inside city limits47
Minimum home size
NR: 800 square feet of usable floor area; R-M standards vary by bedroom count58
Lot coverage
NR and R-M: maximum 30% for all buildings910
Owner-builder
Michigan’s own-use licensing exemption leaves building permits, inspections and zoning in place11
Flood hazard areas
City zoning compliance permit and applicable state and federal approvals required12

Who to call

Building permits

Keego Harbor Building Department

City building applications, plan review and inspection scheduling.

(248) 682-1930 x3

[email protected]

2025 Beechmont St.

Zoning

Keego Harbor Planning & Zoning Services

City zoning determinations, development applications and zoning-compliance review.

248-682-1930 x3

2025 Beechmont St, Keego Harbor, MI 48320

Zoning

Keego Harbor Residential Zoning Review

Starting point for residential zoning applications and review of setbacks and building placement.

Septic permits

Oakland County Health Division, Environmental Health Services

Septic applications and installation inspections, including systems inside Keego Harbor.

248-858-1312

1200 N Telegraph Bldg. 34 East Pontiac, MI 48341

Online permits →

Contact details are copied from each office’s official page and were checked against it on October 11, 2026.

Off-grid gear

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

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Do you need a building permit in Keego Harbor, MI?

Keego Harbor home construction requires a building-permit application to the appropriate enforcing agency before construction under Michigan’s statewide rule.1 Keego Harbor administers building services through contracted building professionals, including plan-review specialists and inspectors.2 Start a residential project with the city’s Zoning Permit Application so the proposed building placement and development standards can be reviewed.13

Michigan’s owner-builder exemption applies to residential-builder licensing when a person erects a residential structure on their own property for their own use and occupancy; the exemption does not remove building-permit, inspection, code or zoning requirements.11 Ask the Building Department how to document an owner-built project before submitting the application.2

Who handles Keego Harbor building applications and inspections?

The Keego Harbor Building Department is the city contact for building services, plan review and inspection scheduling.2 Reach the department at (248) 682-1930 x3 or [email protected]; the department’s listed street address is 2025 Beechmont St.2

Keego Harbor building inspections are scheduled through City Hall, and the city requires at least 24 hours’ notice because inspectors serve part time.2 Planning & Zoning Services provides zoning determinations and interpretations and reviews development applications and permits for zoning compliance.14 Ask Planning & Zoning Services to resolve the parcel’s permitted use before investing in detailed construction plans.14

Does Keego Harbor have zoning, lot-size limits and setbacks?

Keego Harbor has city zoning, and the zoning map identifies the district whose ordinance standards apply to a property.36 The city’s residential zoning review checks setbacks, lot coverage, building placement and height; ask for a parcel-specific determination rather than assuming a single setback applies throughout Keego Harbor.1314

In Keego Harbor’s NR Neighborhood Residential District, usable dwelling floor area must be at least 800 square feet, all buildings together may cover no more than 30% of the lot, and building height may not exceed 35 feet or 2.5 stories.5915 In the R-M Multiple Family Residential District, minimum land area per unit is 4,200 square feet for efficiency or one-bedroom units, 5,445 for two-bedroom units and 6,800 for three-bedroom units.16 A proposed lot split or lot combination has a separate city application.17

How do septic permits work inside Keego Harbor?

Oakland County Health Division is the septic authority inside Keego Harbor city limits, and installing a new onsite sewage disposal system requires a new-system permit application.47 A city building application therefore does not replace the county’s septic application.27

Oakland County lists a $325 new residential septic permit fee for vacant land and a $221 residential repair or replacement permit fee.18 First-time online applicants must register for the county Citizen Access Portal.19 Oakland County requires the inspections specified on the septic permit; when no special inspections are listed, the final inspection must occur before covering the system.20 Ask Environmental Health Services about the proposed sanitation arrangement before treating a lot as ready for construction.19

Can you live in an RV or tiny home in Keego Harbor?

We could not confirm a rule allowing residential RV occupancy or temporary private-land camping in Keego Harbor; ask Planning & Zoning Services for a zoning determination on the proposed use.14 We also could not confirm a specific Keego Harbor tiny-home occupancy or accessory-dwelling approval pathway, so describe the structure, foundation or wheels, and intended occupancy when requesting that determination.14

Keego Harbor’s NR district requires at least 800 square feet of usable dwelling floor area, which matters when considering a small permanent home.5 R-M minimum floor areas differ: efficiency and one-bedroom units require 600 square feet, two-bedroom units require 800, and three-bedroom units require 1,000.8 Those dimensional standards do not establish approval for an RV or a separate accessory dwelling; obtain a city interpretation for the actual proposal.14

What are the steps for building a home in Keego Harbor?

Begin with zoning and sanitation decisions, then arrange construction review and inspections with the responsible offices.13219

  • Identify the parcel’s Keego Harbor zoning district and ask Planning & Zoning Services to confirm the proposed residential use.614
  • Submit the city’s Zoning Permit Application for a new home and have building placement, setbacks and lot coverage reviewed.13
  • If proposing septic, apply to Oakland County Health Division for the new-system permit.7
  • Submit the building-permit application before construction and ask the city which trade approvals the project needs.12
  • Schedule city inspections through City Hall with at least 24 hours’ notice, and arrange septic inspections before covering the system as the county permit specifies.220
  • Obtain the required certificate of occupancy before occupying a new building.21

What should you check before buying land in Keego Harbor?

Keego Harbor development in a mapped flood hazard area requires a zoning compliance permit and applicable local, state and federal approvals; the underlying zoning district still applies.12 Ask the city to review flood-hazard status alongside the proposed building footprint before committing to a design.1213

For a proposed private well in Keego Harbor, we could not confirm the precise local application requirement; ask Oakland County Health Division before drilling, because Michigan county ordinances require a health-department permit or notification.22 Michigan requires buildings with plumbing fixtures or drainage piping to connect to an available public sewer, or an approved private sewage disposal system when public sewer is unavailable.23 For land outside Keego Harbor, consult the Oakland County guide: Oakland County does not control municipal or township planning and zoning.24

Watch-outs

  • Keego Harbor’s residential dimensional rules differ by zoning district; the NR minimum dwelling size is not a citywide tiny-home approval.56
  • We could not confirm an off-grid sanitation approval pathway inside Keego Harbor; ask Oakland County Health Division about the proposed sewage system and the city about zoning compliance.1914
  • Michigan’s owner-builder licensing exemption does not waive Keego Harbor building permits or inspections.11

Sources

  1. Stille-DeRossett-Hale Single State Construction Code Act, MCL 125.1510 (Michigan statewide rule), quoted and re-checked
  2. Keego Harbor Building Department (keegoharbor.org)
  3. Planning & Zoning Department (Keego Harbor), quoted and re-checked
  4. Oakland County Sanitary Code, Article XI (Keego Harbor), quoted and re-checked
  5. Zoning Ordinance Sec. 4.08 NR District (Keego Harbor), quoted and re-checked
  6. Zoning Districts (Keego Harbor), quoted and re-checked
  7. Proposed Use of Septic (Keego Harbor), quoted and re-checked
  8. Zoning Ordinance Sec. 5.04 R-M District (Keego Harbor), quoted and re-checked
  9. Zoning Ordinance Sec. 4.08 NR District (Keego Harbor), quoted and re-checked
  10. Zoning Ordinance Sec. 5.04 R-M District (Keego Harbor), quoted and re-checked
  11. Frequently Asked Questions – Residential Builder (Michigan statewide rule), quoted and re-checked
  12. Chapter 12 Floods (Keego Harbor), quoted and re-checked
  13. Keego Harbor Residential Zoning Review (keegoharbor.org)
  14. Keego Harbor Planning & Zoning Services (keegoharbor.org)
  15. Zoning Ordinance Sec. 4.08 NR District (Keego Harbor), quoted and re-checked
  16. Zoning Ordinance Sec. 5.04 R-M District (Keego Harbor), quoted and re-checked
  17. Building Permits and Applications (Keego Harbor), quoted and re-checked
  18. Onsite Sewage Disposal System (Septic) — applications and fees, quoted and re-checked
  19. Oakland County Health Division, Environmental Health Services (oaklandcountymi.gov)
  20. Onsite Sewage Disposal System (Septic), quoted and re-checked
  21. Certificate of Occupancy Request (Michigan statewide rule), quoted and re-checked
  22. Before you start a well drilling business (Michigan statewide rule), quoted and re-checked
  23. Michigan Part 7 Plumbing Code Rules (Michigan statewide rule), quoted and re-checked
  24. Local Community Planning & Zoning, quoted and re-checked

Written October 11, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

Answers from the rulebook for Keego Harbor

Keego Harbor’s own rules

  • Local zoningPresent

    Land inside Keego Harbor city limits; the city administers its own zoning ordinance.

    “The Planning & Zoning Department helps guide the thoughtful growth and development of Keego Harbor by administering the City's Zoning Ordinance and implementing the community's Master Plan.”
  • Zoning districtsPublished

    Zoning districts and zoning-map administration inside Keego Harbor city limits.

    • The zoning map identifies each property's district; the ordinance supplies the district-specific development standards.
    • The parcel's exact district must be identified before applying dimensional or use standards.
    “The City of Keego Harbor Zoning Ordinance works together with the Zoning Map to regulate how property may be used and developed throughout the city.”
  • Minimum dwelling sizeDistrict specific (with conditions)

    Minimum floor area per dwelling unit in the R-M Multiple Family Residential District.

    • The R-M table varies by bedroom count: efficiency and one-bedroom units 600 square feet; two-bedroom units 800 square feet; three-bedroom units 1,000 square feet.

    efficiency or one-bedroom minimum floor area: >= 600 square feet (R-M district) · two-bedroom minimum floor area: >= 800 square feet (R-M district) · three-bedroom minimum floor area: >= 1000 square feet (R-M district)

    “Efficiency Unit 4,200 600 10.4 [...] 1-Bedroom Unit 4,200 600 10.4 [...] 2-Bedroom Unit 5,445 800 8.0 [...] 3-Bedroom Unit 6,800 1,000 6.4”
    One more reviewed finding on this topic
    • Specified — Usable floor area for dwellings in the NR Neighborhood Residential District.
      “Usable floor area shall be at least eight hundred (800) square feet.”
  • Minimum lot sizeDistrict specific (with conditions)

    Minimum land area per dwelling unit in the R-M Multiple Family Residential District.

    • The required land area per unit depends on bedroom count.

    efficiency or one-bedroom land area: >= 4200 square feet per unit (R-M district) · two-bedroom land area: >= 5445 square feet per unit (R-M district) · three-bedroom land area: >= 6800 square feet per unit (R-M district)

    “Efficiency Unit 4,200 600 10.4 [...] 1-Bedroom Unit 4,200 600 10.4 [...] 2-Bedroom Unit 5,445 800 8.0 [...] 3-Bedroom Unit 6,800 1,000 6.4”
  • Lot coverageSpecified

    All buildings in the NR Neighborhood Residential District.

    • Maximum lot coverage is 30 percent.

    maximum lot coverage: <= 30 percent (NR district)

    “Maximum lot coverage shall not exceed thirty (30) percent.”
    One more reviewed finding on this topic
  • Building heightSpecified

    Buildings in the NR Neighborhood Residential District.

    • Buildings may contain no more than two and one-half stories and must not encroach into the daylight plane described in Sec. 4.08.

    maximum height: <= 35 feet (NR district) · maximum stories: <= 2.5 stories (NR district)

    “Building height shall not exceed thirty-five (35) feet and may contain no more than two and one-half (2½) stories.”
    One more reviewed finding on this topic
    • Specified — Buildings in the R-M Multiple Family Residential District.
      “Maximum Building Stories 2½ Height (feet) 30 Measured to building eaves”
  • Who permits septicCounty

    On-site sewage disposal systems located inside Keego Harbor city limits; Oakland County Health Division is the rule-maker and permitting authority.

    • The Oakland County rule applies countywide, including incorporated Keego Harbor.
    • This is not a Keego Harbor municipal septic ordinance.
    “It shall be unlawful to install, construct, alter, and/or repair any on-site sewage disposal system in Oakland County, Michigan without having first obtained a license issued by the Oakland County Health Division.”
  • Septic permitRequired

    Construction or installation of a new onsite sewage disposal system inside Keego Harbor city limits, under Oakland County Health Division administration.

    • A new onsite sewage disposal permit application is required.
    • The county sanitary code separately requires the applicable Oakland County Health Division license.
    “A New Onsite Sewage Disposal Permit Application is required for construction or installation of a new onsite sewage disposal system.”
  • Septic inspectionRequired

    Newly installed onsite sewage disposal systems inside Keego Harbor city limits.

    • Oakland County Health Division conducts inspections of newly installed onsite sewage disposal systems.
    “Conduct inspections of newly installed on-site sewage disposal systems.”
  • Subdividing landRegulated (with conditions)

    Lot splits and lot combinations inside Keego Harbor city limits.

    • The city publishes a Lot Split or Lot Combo application and lists it among zoning applications.
    • The particular parcel and proposal may require additional zoning, site-plan, or state-law review.
    “Lot Split / Lot Combo Application [...] Site Plan Review Application [...] Special Land Use Application”
  • Building in a floodplainRequired

    Development, structures, and placement of mobile homes within a mapped flood hazard area inside Keego Harbor city limits.

    • A zoning compliance permit is required.
    • The flood chapter requires all necessary local, state, and federal development permits, including a state floodplain permit, approval, or letter of no authority under Part 31.
    • The underlying zoning district's requirements also apply.
    “Development, including the erection of structures and placement of mobile homes, within a flood hazard area shall not occur except upon issuance of a zoning compliance permit, and the following standards: (1) The requirements of this chapter shall be met. (2) All necessary development permits shall have been issued by appropriate local, state and federal authorities, including a floodplain permit, approval, or letter of no authority from the state department of natural resources under authority of Part 31 of Public Act No. 451 of 1994 (MCL 324.3101 et seq., MSA 13A.3101 et seq.).”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Keego Harbor or Oakland County directly.

  • Owner-builder exemption — Owner-builder construction inside Keego Harbor city limits.
  • Camping on your land — Temporary camping on private land inside Keego Harbor city limits.
  • Tiny homes — Tiny-home occupancy inside Keego Harbor city limits.
  • Accessory dwellings — Accessory dwelling units inside Keego Harbor city limits.
  • Off-grid sanitation — Off-grid sanitation inside Keego Harbor city limits.
2 more unanswered
  • Well permit
  • Agricultural exemption

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

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