Gonce Marine is your Baltimore marina serving Eastern Baltimore County. We are located in Sparrows Point on the sheltered waters of Old Road Bay just minutes from the Chesapeake Bay and Inner Harbor. Gonce Marine has 33 floating dock boat slips for rent plus accommodations for transient vessels. Our slips can accommodate jet skis and boats up to 50 feet. Each slip has its own electric and water.  

8906 Avenue B
Sparrows Point, MD 21219
Phone 443-242-6162
Questions? email us at info@goncemarine.com

Home to G.E.I. Contracting and Marine Construction

Services offered:
Pile Driving
Stone Revetments
Floating Docks
Boat Ramps
Sales, Service and Installation of Boat Lifts

Visit us at

call: 410-477-6887
 or email:

Welcome Aboard.....


Winter Storage is still available!!

Haul out, pressure wash, spring launch and storage from 10/1/2015 through 3/31/16

Up to 10' Beam(per foot) $25.00
Over 10' Beam(per foot) $31.00

For additional winterization services and pricing check out the Mechanic Services page

We now offer Kayak & Stand Up Paddle Board rentals at our location. Check out the kayak & SUP rental page for pricing and additional information.

Our facilities on site include bathrooms, showers and pump out station.

There are also mechanics available for all your repair needs.

Our services include: Slip rental and year-round land storage, kayak and stand up paddle board rentals. Our ship store and parts for order department is now open!


Gonce Marine is proud to offer our existing customers the opportunity to earn a billing credit of $75 for each new customer that you refer. Refer as many friends and family as you would like to earn additional credits. Each new customer must sign a 1 year lease agreement in order for you to qualify  for the credit.

(See link below for additional details

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We also offer jet ski floating docks available for rental


We currently have a few boats available for sale so stop by and check them out.

1989 Sea Ray 300 Weekender $10,000
1988 Chris-Craft 320 Amerosport Sedan $8,000

8906 Avenue B Sparrows Point, MD 21219

Latitude: 39.21649 Longitude: -76.438416


Directions from 695:
2. Merge onto I-695 S/Baltimore Beltway Inner Loop toward Sparrows Point.
5.1 mi
3. Take the MD-151/North Point Blvd exit, EXIT 42, toward Sparrows Point.
0.2 mi
4. Merge onto North Point Blvd/MD-151 S toward Sparrows Pt.
0.3 mi
5. Turn left onto MD-158 E/Bethlehem Blvd.
  • If you reach Warehouse Rd you've gone about 0.4 miles too far
0.1 mi
6. Stay straight to go onto North Point Rd.
2.7 mi
7. Turn right onto McComas Rd.
  • McComas Rd is 0.4 miles past Wood Ave
  • If you reach Avenue C you've gone about 0.1 miles too far
0.09 mi
8. Turn left onto Avenue B.
0.04 mi
9. 8906 AVENUE B is on the right.
  • If you reach Ross Rd you've gone about 0.2 miles too far
 We accept Visa and MasterCard payments
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