6901 S River RD, Cottrellville Township, MI 48039
Price cut $40,000 since it was listed at $762,000
Est. $5,179/mo with current taxes · · See the breakdown
About this home
ST. CLAIR RIVER WATERFRONT! Custom built by R.J. Smith and cherished by its original owners since 1991, this thoughtfully designed home sits on approximately ¾ acre with 52 feet of St. Clair River frontage, just outside of Marine City. Exceptional quality, an incredible floor plan and remarkable storage provide the foundation of an amazing home. The vaulted great room features a fireplace, custom built-ins and walls of windows overlooking the river, while the adjoining sunroom opens to the waterfront deck. A spacious first-floor primary suite also enjoys direct river views and deck access. The large kitchen offers abundant cabinetry and a highly functional layout ready for a fresh new look. You'll also love the oversized first-floor laundry, tremendous walk-in storage throughout and generous upstairs bedrooms with river views, including one with a private balcony. Finished basement with recreation space, workshop and additional storage. Outside, enjoy an approximately 645' deep lot, 2.5-car attached garage plus oversized 2-car detached garage, and a front-row seat to spectacular international freighter traffic. Check BoatNerd.com to see what's heading your way! Existing boathouse requires renovation The quality, floor plan and waterfront setting are here.
Monthly payment
The tax line is the seller's current bill from the MLS. Michigan uncaps the taxable value the year after a sale, so tap See uncapped taxes for what a buyer will likely pay then.The uncapped tax line is this home's bill after it uncaps: half the price times 23.53 mills, the 2025 homestead rate here. Insurance is a $2,400/yr placeholder and PMI 0.55% of the loan below 20% down. An estimate, not a loan quote.
The facts
| Price | $722,000 |
| Original price | $762,000 |
| Price cut | −$40,000 |
| Beds | 3 |
| Baths | 3 full |
| Square feet | 3,788 |
| Type | Single family residence |
| Subdivision | NONE |
| County | StClair |
| MLS # | 58050222397 |
| Listed | 2026-09-20 |
| Days on market | 25 |
| Year built | 1991 |
| Possession | At closing |
| Stories | 1.5 stories |
| Basement | Block, Finished, Full |
| Heating | Forced air, Natural gas |
| Foundation | Basement, Block |
| Garage spaces | 4.0 |
| Water / Sewer | City water & sewer |
| Waterfront | St. Clair River |
| Fireplace | Yes |
| Parcel number | 177620034000 |
| Listing office | Sine & Monaghan Realtors LLC St Clair |
Property taxes: the seller's bill vs. yours
| This seller today | You, the year after buying | |
|---|---|---|
| Taxable value | $238,014 | about $361,000 |
| Yearly property tax | $6,893 | about $8,493 |
Michigan caps a homeowner's taxable value until the home sells, then it resets. That's about $1,599 a year more than this seller pays. The assessor's state equalized value (SEV) is $396,600. Your taxable value resets to the SEV the year after you buy, and assessors usually raise it to about half the sale price. Estimate uses Cottrellville Township's 2025 homestead rate of 23.53 mills and assumes you claim the homestead exemption. See Cottrellville Township's full tax breakdown or run the uncapping calculator.
Location
IDX provided courtesy of Realcomp II Ltd. via Match Realty LLC and MiRealSource, ©2026 Realcomp II Ltd. Shareholders. The accuracy of all information, regardless of source, is not guaranteed or warranted. All information should be independently verified. Listings refreshed 2026-11-03T21:03+00:00; refreshed at least twice daily.