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Boat Service & Repair near Coralville Lake

Find vetted boat repair, motor service, and marine specialists near Coralville Lake — serving Iowa City, North Liberty, and Cedar Rapids
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Coralville Lake is a U.S. Army Corps of Engineers reservoir on the Iowa River in Johnson County — a 5,430-acre impoundment just north of Iowa City and the University of Iowa that serves as the primary recreational boating destination for eastern Iowa’s largest college market. The lake’s position adjacent to Iowa City gives Coralville a unique boating demographic — a large university population combined with the established Johnson County residential boating community creates year-round demand concentrated into the May through September season. The Iowa River arm and the North Corridor of the lake produce consistent largemouth bass, walleye, channel catfish, and crappie fishing managed by the Iowa DNR. The Coralville Lake Recreation Area operates multiple boat ramps across Johnson County with the Sugar Bottom Recreation Area on the lake’s north shore providing the primary launch and marina facilities. Find Boat Services lists verified boat repair, motor service, electronics installation, trailer repair, and winterization providers serving the Coralville Lake corridor within 25 miles across Johnson and Iowa counties. Spring launch season at Coralville coincides with University of Iowa graduation and peak Iowa City activity — book motor service appointments early in April to avoid the compressed May service window when local shops handle high demand from both the student and residential boating communities.

Coralville Lake

Boat Service Providers near Coralville Lake

Showing 5 verified providers within 30 miles

Coralville Lake Marina

2.4 miles
2860 Prairie Du Chien Rd NE, Iowa City, Iowa

Mon
9:00 am – 5:30 am
Tue
9:00 am – 5:30 am
Wed
9:00 am – 5:30 am
Thu
9:00 am – 5:30 am
Fri
9:00 am – 5:30 am
Sat
Closed
Sun
Closed

Solon Powersports

3.34 miles
1043 Stinocher St UNIT 3, Solon, Iowa

Mon
8:00 am – 5:00 pm
Tue
8:00 am – 5:00 pm
Wed
8:00 am – 5:00 pm
Thu
8:00 am – 5:00 pm
Fri
8:00 am – 4:00 am
Sat
8:00 am – 4:00 am
Sun
Closed

Chase Family Boat Sales

6.09 miles
2988 MidRiverMarine Rd Unit 1, North Liberty, Iowa

Winn Marine

13.47 miles
750 60th Ave SW, Cedar Rapids, Iowa

Mon
8:30 am – 5:30 am
Tue
8:30 am – 5:00 pm
Wed
8:30 am – 5:00 pm
Thu
8:30 am – 5:00 pm
Fri
8:30 am – 5:00 pm
Sat
Closed
Sun
Closed

R & L Marine Sales & Services

16.45 miles
1857 16th Ave SW, Cedar Rapids, Iowa

Mon
8:00 am – 5:00 pm
Tue
8:00 am – 5:00 pm
Wed
8:00 am – 5:00 pm
Thu
8:00 am – 5:00 pm
Fri
8:00 am – 5:00 pm
Sat
10:00 am – 1:00 pm
Sun
Closed





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Detailing



Electronics Installation



Fiberglass Repair



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Motor Repair



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Trolling Motor



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Frequently Asked Questions about Coralville Lake


Coralville Lake, an Army Corps flood control reservoir near Iowa City, has marine mechanics serving the lake’s three marinas and 18 boat ramps, offering motor and outboard repair, prop and lower unit service, and detailing.


Record floods in 1993 and 2008 sent torrents of water over the dam’s emergency spillway powerful enough to tear away soil, sediment, and even solid bedrock, uncovering a 375-million-year-old Devonian-era sea floor now known as the Devonian Fossil Gorge. That same catastrophic water force is a reminder of how dramatically conditions can change after a major flood event — checking current lake status before launching in an unfamiliar area is worth it following any significant flooding.


Yes — during the 2008 flood, floodwaters overtopped the dam at nearby Lake Macbride, and the lake effectively became part of Coralville Lake for a time. This kind of extreme, historically documented flood behavior is part of why boaters here should always check current conditions rather than assume a typical summer pool level.


With 18 boat ramps spread across 11 recreation areas, running an unfamiliar stretch at speed without knowing the shoreline is a common way boaters here damage a prop or lower unit. A shop familiar with Coralville’s layout can advise on inspection after exploring a new part of the lake.


Yes — mobile marine mechanics serve the Coralville Lake area and can reach boaters at any of the lake’s three marinas without requiring a haul-out.

Iowa Boater FAQ


Professional service typically ranges from $175 to $500. Standard 4-stroke outboards average $175–$300, while I/O systems reach the higher end.


Iowa is in the 2025–2028 three-year cycle. Prorated fees for a standard 16ft–26ft boat are currently $29.65.


Trailers under 2,000 lbs do not require a title or registration plate in Iowa. Trailers weighing 2,001 lbs or more must be titled and carry a $30/year fee.


Boaters between the ages of 12 and 17 must possess a certificate to operate any motorized vessel over 10 HP or a PWC.


Boaters must drain all water and keep all drain plugs and valves removed or open while in transit on public roads to prevent the spread of invasive species.

Official Iowa Resources

Iowa Boating Laws & Regulations

Official DNR manual detailing safety, including the mandatory 10mph limit within 300 feet of any inland shoreline. Safe Boating Tip: Submerged wood and fluctuating reservoir levels make lower unit and propeller repair high-demand services in the Hawkeye State.

Iowa Boat Registration & Titling

Instructions for the current 3-year cycle. Note that all boats 17 feet or longer must be titled.

Iowa Fishing Licenses

2026 licenses officially went on sale December 15, 2025.

 SERVICE ALERT: Mississippi River shops near Dubuque and Spirit Lake mechanics on the Iowa Great Lakes typically hit capacity for spring commissioning and electronics installs by April. If your boat needs motor work or hull repairs before the walleye opener on the Mississippi backwaters, book your service appointment now.

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