Oakland County • Michigan

Home Inspector in Lake Orion, MI

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Kyle Winn, owner and home inspector at PreFlight Home Inspections
Kyle Winn · Owner & Inspector · Retired U.S. Coast Guard Chief · InterNACHI® CPI

Home › Home Inspector Lake Orion

Lake Orion Home Inspections

Know exactly what you're buying in Lake Orion.

Lake Orion is a lake community with a specific inspection history behind it. A significant portion of the housing closest to the water started life as a seasonal cottage and was converted to year-round use somewhere over the last seventy years. Those conversions are the single most important thing to understand about buying here, and they are not visible from the street.

A converted cottage typically means a foundation that was never designed for a year-round structure, a crawlspace that was never meant to be conditioned, insulation added in layers without an air barrier, and heating extended into space it wasn't sized for. Sometimes that work was done well. Often it was done incrementally by successive owners with no permits and no plan. I inspect what the structure actually is today, and I tell you which parts of it were engineered and which parts accumulated.

Then there's the site. Lakefront lots here are frequently steep, and steep lots move water toward the house. I look at grading, retaining structures, foundation drainage, and how the property has handled runoff. On waterfront parcels I also document seawall and shoreline condition visually, and I'm clear about where a home inspection ends and a marine contractor's evaluation begins.

CountyOakland (EPA Radon Zone 2 — roughly 30% of tested homes high)
ZIP codes48362 (village and township), 48359, 48360; small portion of 48348
Two governmentsVillage of Lake Orion (1.3 sq mi) runs its own water and building permits; Orion Township (36 sq mi) handles everything outside the village
School districtsLake Orion Community Schools; portions of Pontiac, Rochester, and Oxford
WaterGLWA Lake Huron water in both; township is a NOCWA member with its own distribution, village runs its own 1,518-line system; roughly half of township homes on private wells (derived estimate)
SewerSeparate sanitary to the Oakland County WRC Clinton-Oakland system; septic outside the sewered area
Lead service linesTownship: 0 lead, 2,474 unknown of 7,442 (2025 report). Village: 1 lead, 23 galvanized-previously-lead, 1,087 unknown of 1,518 (2023 report)
Point of saleNone in village or township; township rental registration and inspection under Ordinance 164

On The Ground

What I commonly find in Lake Orion homes.

Five patterns that show up again and again in this community — and exactly how I check for each one.

Seasonal cottage conversions

Undersized foundations, unconditioned crawlspaces, and heat and insulation added piecemeal. The defining issue in lakefront Lake Orion housing.

Steep-lot drainage toward the foundation

Lakefront grade sends runoff at the house. I check grading, retaining structures, and foundation drainage rather than assuming.

Crawlspace moisture and wood decay

Enclosed crawlspaces near the water produce rot and mold conditions. I get in with imaging instead of reporting from the hatch.

Seawall and shoreline condition

Documented visually, with a clear line drawn on when it warrants a marine contractor evaluation before closing.

Septic systems on properties near the water

Where a parcel is on septic, tank and field location and any evidence of surfacing matter more this close to a lake.

Homes By Era

Lake Orion and Orion Township homes by era — and what I look for in each

The village and the township are two different housing markets sharing one name, and the year built sorts them cleanly.

Village of Lake Orion: pre-1940 cottages and downtown homes (37% of the village)

More than a third of the village’s roughly 1,400 homes predate 1940, concentrated on the lakefront, on Bellevue and Park islands, and in the blocks around Broadway and Flint Street. Beyond the cottage-conversion issues in the intro, homes from this era commonly have pier or block foundations with no continuous footing, knob-and-tube remnants in the original portion, galvanized supply lines, clay laterals, and asbestos in pipe wrap and floor tile. On the islands, access is part of the inspection: Victoria, Sweet’s, and Romance islands are reached by bridge or boat, so tell me which when you book. I get into every crawlspace, photograph the piers and the sill contact, meter the floor framing nearest the water, and document the seawall from the lot. I also note how the lake level, which the village DPW controls at the dam, sits relative to the lowest framing.

1970s and 1980s township homes and the older lake subdivisions

About 16 percent of township homes went up in the 1970s and 9 percent in the 1980s, scattered across the township’s older lake subdivisions and hamlets. Homes from this era commonly have aluminum branch-circuit wiring through 1973, Federal Pacific or Zinsco panels, polybutylene supply piping after 1978, and single-pane aluminum windows. Many of these lots are on private wells and septic, and a 1975 drainfield is now at or past its design life. The township also has a small share of manufactured homes, about 2 percent, and I inspect those as manufactured homes: piers and tie-downs, the marriage line on a double-wide, the belly wrap, and the data plate. On any lake lot from this era, I trace where the sump and footing drains discharge, because many were sent straight toward the water.

1990s subdivisions — the biggest township group (25%)

A quarter of Orion Township was built between 1990 and 1999, much of it in the colonial subdivisions along Baldwin, Joslyn, Clarkston, and Silverbell roads, and this is the house most township buyers end up in. Homes from this era commonly have polybutylene supply lines if built before about 1995, hardboard siding swelling at the bottom courses, builder-grade windows with failed seals, first-generation high-efficiency furnaces, and roofs at or past replacement age. I identify the supply piping at the water heater and under sinks, fly the roof, and pay attention to grading, because thirty years of settling backfill sends water toward the foundation. If the home predates the township’s service-line inventory work, it may be one of the 2,474 lines still listed as unknown.

2000s to today: newer subdivisions and lake rebuilds

About 23 percent of township homes were built after 2000, with 12 percent in the 2010s alone, the second-highest new-construction share among the Oakland County cities I cover. In the village, new construction is mostly a lakefront cottage coming down and a much larger year-round home going up on the same small lot. Homes from this era commonly show condensate and venting problems on high-efficiency equipment, missing kick-out flashing, insulation gaps around can lights and bath fans, and builder punch lists nobody closed. On a lakefront rebuild I verify that the new house got a new service line and lateral rather than being tied back into the 1930s ones. For anything still under construction, a pre-drywall inspection while the rough-ins are open and an 11-month inspection before the builder warranty ends are the two visits that pay for themselves.

Water, Sewer & Drainage

Water, sewer, and drainage in Lake Orion and Orion Township

Both the village and the township buy Great Lakes Water Authority water treated at the Lake Huron plant, but through two separate distribution systems. Orion Township is a member of the North Oakland County Water Authority, runs its own mains, and is interconnected with Auburn Hills, Pontiac, and Rochester Hills. The Village of Lake Orion buys GLWA water and runs its own 1,518-line system. Their service-line inventories look very different. The township’s 2025 water quality report lists 7,442 connections with zero lead, 4,968 verified non-lead, and 2,474 unknown. The village’s 2023 report lists 1 lead line, 23 galvanized lines previously downstream of lead, 407 verified non-lead, and 1,087 unknown, more than two-thirds of the village. Both report lead at 0 parts per billion at the 90th percentile, though the village noted it missed some 2023 sampling requirements. On any pre-1990 home in either jurisdiction, I photograph and identify the service line where it enters the house so you have an answer the inventory may not.

The township’s roughly 7,400 water connections cover about 15,500 housing units, which suggests somewhere around half of township homes are on private wells; that is my arithmetic from the township’s own figures, not a published number, so treat it as an estimate. Township Hall is an Oakland County drop-off site for well-water samples, which tells you how common wells are. Well-water testing is not part of a home inspection. I document the pressure tank and treatment equipment and point you to a licensed well contractor or the county health division for the test. Homes on wells are usually on septic too; I flag every surface sign of a failing field and tell you to have a licensed septic contractor pump and evaluate it before you close. The village is fully on municipal water and sewer.

Sanitary sewer in both jurisdictions is separate from storm drainage and flows to the Oakland County Water Resources Commissioner’s Clinton-Oakland system; the village’s sanitary sewer is maintained by the WRC under contract, not the village DPW. The supply side had its own failure in May 2026, when a 42-inch GLWA transmission main built of 1970s prestressed concrete broke in Auburn Hills and cut water to the entire township and village for about four days, followed by four more days under a boil-water advisory; the WRC is pursuing a $19 million replacement. The regional pipes feeding this area are fifty years old. Inside the house, I check the sump and its discharge and the footing-drain cleanouts, and on anything older than about 1980 or on a lakefront lot with big trees, I recommend a sewer scope of the lateral in the same visit.

Radon

Radon in Lake Orion and Orion Township.

Oakland County is EPA Radon Zone 2, and roughly 30 percent of tested homes in the county come back above the EPA action level of 4.0 pCi/L, per EGLE. The glacial hills around Bald Mountain and the crawlspaces under converted cottages are two very different soil-gas situations, and the only way to know either one is to test. I treat radon as part of the inspection here: a 48-hour continuous-monitor test in the lowest livable level, $175 added to your inspection or included in the $749 Complete Inspection. In a cottage with a crawlspace and no basement, the lowest livable level is the main floor, and I place the monitor accordingly.

Before Inspection Day

Buying in Lake Orion or Orion Township: what to know before inspection day

First, know which jurisdiction the house is in, because they run separate building departments. Inside the village limits, permits go through the Village of Lake Orion planning, zoning, and building office, and permit records are searchable through the village’s online permit portal. Outside the village, it is the Orion Township Building and Code Enforcement department, with permit history on the township’s BS&A portal. Neither requires a point-of-sale inspection or a resale certificate of occupancy. On a converted cottage, the permit history is often the only record of what was done to the structure.

The township requires rental registration, maintenance standards, and an inspection at registration under Ordinance 164, and it caps lakefront rentals per lake; if the house was a rental, ask for the registration inspection report, and if you plan to rent a lake house, check the cap before you count on the income. If the property is on well and septic, plan for a licensed well contractor and a licensed septic contractor alongside me, early in the contingency. If you are using a VA loan, the lender will typically want a wood-destroying-insect inspection from a licensed pest specialist, and on a cottage with framing near grade and water I would want one regardless.

I inspect throughout the village and the township: downtown Lake Orion and the Broadway and Flint Street blocks, the lakefront and Bellevue and Park islands, Keatington around Lake Voorheis, Indianwood, and the Gingellville, Eames, and Lake Orion Heights areas, plus the subdivisions along Baldwin, Joslyn, Clarkston, Silverbell, and Brown roads and the homes on the township’s other lakes, including Long Lake, Voorheis, Lake Sixteen, and Judah. M-24 (Lapeer Road) and I-75 are the spine, and Bald Mountain Recreation Area, GM Orion Assembly, Canterbury Village, and the Paint Creek and Polly Ann trails are the landmarks.

Services in Lake Orion

Inspections available in Lake Orion

Buyer Home Inspection

A practical top-to-bottom evaluation of the home's major systems before you close.

From $449Buyer home inspection in Lake Orion →

Pre-Listing Inspection

Identify concerns before buyers do and reduce surprises after you list.

From $399Pre-listing inspection in Lake Orion →

New Construction Inspection

A second set of eyes before final walkthrough and warranty deadlines.

From $349New construction inspection in Lake Orion →

Radon Testing

Continuous-monitor radon testing with written results. Roughly 30% of tested Oakland County homes come back above the EPA action level, per EGLE.

From $175Radon testing in Lake Orion →

Sewer Scope

Camera inspection of the lateral sewer line — a costly defect a standard inspection can't see.

From $199Sewer scope inspection in Lake Orion →

Re-Inspection

A return visit to verify the seller actually completed the agreed-upon repairs — before you close.

From $199Repair re-inspection in Lake Orion →

Condo & Townhome Inspection

Focused inspections for condominiums and townhomes, scoped to what you actually own.

From $375Condo & townhome inspection in Lake Orion →

Also available in Lake Orion and Orion Township: pre-drywall inspections, 11-month builder warranty inspections, manufactured home inspections, multi-unit (2–4 unit) inspections, and the Complete Inspection — buyer inspection, radon test, and sewer scope in one visit, $749 (save $74).

Questions

Lake Orion and Orion Township home inspection questions.

How much does a home inspection cost in Lake Orion?

A buyer inspection starts at $449 for a single-family home up to roughly 2,000 square feet, with a firm price before you book. Most village cottages and 1990s township colonials fall inside the base fee; large lakefront rebuilds scale up. The Complete Inspection adds radon and a sewer scope for $749 where the home is on sewer. Manufactured homes, pre-drywall inspections at $249, and condo inspections at $375 are priced separately. Well-water testing and septic evaluation are separate specialists.

Do I need a radon test in Lake Orion?

Yes. Oakland County is EPA Zone 2 and roughly 30 percent of tested homes in the county are above the action level, and nothing about a lake lot makes a house exempt. In a cottage on a crawlspace, the test goes on the main floor; in a township colonial, the basement. The 48-hour continuous-monitor test is $175 and runs during your inspection window so the result is in hand before your contingency ends.

Should I get a sewer scope on a Lake Orion home?

If the house is on municipal sewer and was built before about 1980, or sits on a lakefront lot with mature trees, yes. Village cottages often have original clay laterals, and a lakefront rebuild may still be tied to the old one. In the sewered 1990s and newer township subdivisions, the risk is lower and I will say so. If the property is on septic, which is common in the township, the scope is replaced by a septic evaluation from a licensed septic contractor. The scope is $199 added to your inspection.

Does Lake Orion or Orion Township require an inspection or certificate of occupancy when a house sells?

Neither one does. There is no point-of-sale inspection and no resale certificate of occupancy in the village or the township. Orion Township does require rentals to be registered and inspected under Ordinance 164 and limits lakefront rentals per lake, so a house coming out of rental service should have a township inspection report you can ask for. Permit history is online through the township’s BS&A portal or the village’s permit portal, depending on which side of the village line the house is on.

How do I find out whether the Lake Orion house I’m buying has a lead or unknown water service line?

It depends on the system. The village reported 1 lead line, 23 galvanized lines previously downstream of lead, and 1,087 unknown lines out of 1,518 in its 2023 water quality report, so most village homes are still unknown on paper. The township reported zero lead and 2,474 unknown of 7,442 in its 2025 report. Ask the utility for your address, and during the inspection I photograph the line where it enters the house and identify it as copper, galvanized, lead, or plastic.

Sources: Orion Township — 2025 Water Quality Report (source, connections, service line inventory); Village of Lake Orion — 2023 Water Quality Report (service line inventory); Village of Lake Orion — Public Works (sewer, dam and lake level); Oakland County — May 2026 water main break and Orion Township water crisis; Orion Township — Water quality and well-water test drop-off; Orion Township — Building and Code Enforcement; Village of Lake Orion — Planning, Zoning and Building; Lake Orion village and Orion Township housing by year built (ACS 2019–2023).

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