ST. CLAIR RIVER WATERFRONT! SELLER WILL GIVE $22,000 TO YOU at closing for boat house. 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 or removal; seller will escrow $22,000 at closing toward the work. The quality, floor plan and waterfront setting are here.
Single-familyProperty Type
1991Year Built
0.77 acresLot Size
$201Price/Sq.Ft.
4 car garageParking
Listed by Dee Patsalis• Sine & Monaghan Realtors LLC St Clair
ST. CLAIR RIVER WATERFRONT! SELLER WILL GIVE $22,000 TO YOU at closing for boat house. 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 or removal; seller will escrow $22,000 at closing toward the work. The quality, floor plan and waterfront setting are here.
REALCOMP #58050205121
Sep 5, 2026
Listing Removed
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Aug 19, 2026
Price Changed
$780,000
$206/sq ft
May 26, 2026
Price Changed
$810,000
$214/sq ft
Apr 28, 2026
Price Changed
$899,000
$237/sq ft
Apr 28, 2026
Listed
$899,999
$238/sq ft
MiRealSource-MiMLS #50205121
Sep 5, 2026
Listing Removed
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Aug 20, 2026
Price Changed
$780,000
$206/sq ft
May 26, 2026
Price Changed
$810,000
$214/sq ft
Apr 28, 2026
Price Changed
$899,000
$237/sq ft
Apr 28, 2026
Listed
$899,999
$238/sq ft
MiRealSource-MiMLS #50205107
Apr 22, 2026
Listing Removed
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MiRealSource-MiMLS #50205120
Apr 22, 2026
Listing Removed
—
Apr 22, 2026
Listed
$899,000
$237/sq ft
REALCOMP #58050205120
Apr 22, 2026
Listed
$899,000
$237/sq ft
Apr 22, 2026
Listing Removed
—
REALCOMP #58050205107
Apr 22, 2026
Listing Removed
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MiRealSource-MiMLS #50191972
Apr 20, 2026
Listing Removed
—
Dec 3, 2025
Price Changed
$945,999
$250/sq ft
Dec 3, 2025
Price Changed
$944,900
$249/sq ft
Oct 24, 2025
Listed
$959,000
$253/sq ft
Oct 19, 2025
Listing Removed
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REALCOMP #58050191972
Dec 2, 2025
Price Changed
$945,999
$250/sq ft
Dec 2, 2025
Price Changed
$944,900
$249/sq ft
Oct 24, 2025
Listed
$959,000
$253/sq ft
Oct 19, 2025
Listing Removed
—
MiRealSource-MiMLS #50191970
Oct 19, 2025
Listing Removed
—
Oct 19, 2025
Listed
$959,000
$253/sq ft
REALCOMP #58050191970
Oct 19, 2025
Listed
$959,000
$253/sq ft
Oct 19, 2025
Listing Removed
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Year
Property tax
Land + Additions
Assessment*
2025
$6,789 (+6.1%)
2024
$6,396 (+6.8%)
2023
$5,989 (−1.5%)
2022
$6,082 (+6.3%)
2021
$5,722 (−0.5%)
2020
$5,748 (+6.7%)
2019
$5,386 (+2.9%)
2018
$5,233 (+1.4%)
2017
$5,161 (+55.5%)
2016
$3,319 (−31.7%)
2015
$4,859 (+11.5%)
2014
$4,356 (+3.8%)
2013
$4,195
Public record
Beds
—
Baths
—
Stories
—
Lot width
52 ft.
Lot depth
645 ft.
Lot size
0.77 Acres
Year renovated
—
Finished Sq. Ft.
—
Unfinished Sq. Ft.
—
Total Sq. Ft.
—
Year built
—
Style
Single Family Residential
County
St. Clair County
APN
17-762-0034-000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 7, 2026.
Climate risks
7/10 Flood Factor
Estimated 72-80% chance of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
3/10 Heat Factor
7 days above 96° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Cottrellville, MI • 48039
Average low and high temperatures (°F)
27
15
32
17
49
30
58
39
65
46
79
58
84
64
78
58
76
52
64
44
49
36
36
24
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
93/ 100
Exceptional sunlight
Sunscore
There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.4 hrs
5.9 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 6901 S River Rd
$756,815
$5,185 under list price of $762K
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $234K to $676K.