Adventure Shack & Rentals at Centennial Park
Centennial in snow

Closed for the season!

In season, the Adventure Shack is open for boat rentals, concessions and general store items.  The Adventure Shack typically opens April through October (boat rental season is shorter!). Check back here for updates or the best way to check for daily updates is to call the Adventure Shack & Rentals office at 410-313-7303 before heading to the park!

Your drivers license, rental fee and an additional $10 deposit are required to rent a boat. Life jackets are provided and must be worn at all times; passengers must be at least 2 yrs old.  The Adventure Shack may close during hazardous conditions. All boats are rented based on a first-come, first-served basis; we do not take reservations or hold boats. Please see complete rules and regulations in the tabs below. To reach the Adventure Shack staff, please call 410-313-7304. All customers must complete the Boat Rental Agreement in order to rent a boat.

ADDITIONAL $10 Deposit REQUIRED with all rentals.

Boat Dock Office: 410-313-7303
10000 Route 108, Ellicott City, MD 21042

Live Bait (nightcrawlers) available for sale at the Adventure Shack during normal operating hours.

Adventure Shack


Forget something for your time at the park?  Visit the Adventure Shack to grab a bite or pick up that last minute item:

  • Snack Bar items
  • Soda, water & juice
  • Ketchup and Mustard
  • Bagged Ice
  • Live Bait (nightcrawlers)
  • Fishing rods
  • And Much More....

Rented a pavilion?  Forgot your ketchup or need more ice?  Call the Adventure Shack at 410-313-7304 for possible delivery right to your pavilion!

  Adventure Shack Menu 

The Adventure Shack also sells daily and annual boat permits for Centennial Lake!  Heading out on the lake early?  Purchase a daily permit at the launch and when you come back in, bring that receipt to the Adventure Shack for a credit towards an annual permit!  Up to three daily permit fees (with receipt) may be applied to the purchase of an annual permit.


Current Adventure Shack hours: CLOSED for the season - See you in 2018!

To find the boat rental dock, enter Centennial Park through the main South entrance off Route 108.  Once in the park, take the second right and park in the top lot.  Walk down the pathway next to the access road to the Adventure Shack & Rentals area.

Operating hours may be altered during park events, such as extended hours for Sunset Serenades concerts and closures during triathlons on the lake.  The Adventure Shack and Rentals may also close due to inclement weather.

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Call 410-313-7303 for the most up-to-date information including inclement weather closings!


Boat Rentals CLOSED for the season - see you in 2018!

Cash or Credit Card (No checks):

2- or 4-Seat Paddle Boat (fee per half hour):  $15 for Howard County residents, $17 non-resident
Canoe, Kayak (single or double) or Rowboat (fee per hour):  $15 for Howard County residents, $17 non-resident
Fishing boat with trolling motor* (fee per half-day rental, 4 hours): $35 for Howard County residents, $37 non-resident

ADDITIONAL $10 Deposit and photo ID REQUIRED with all rentals.  For example, if paying by cash, you must have the initial rental fee PLUS the $10 deposit per boat before renting.  If paying by card, your card will be charged the initial rental fee and held as a deposit - your card WILL be charged if you forfeit your deposit for any reason.

* By law, boaters born on or after July 1, 1972 must carry a National Association of State Boating Law Administrators-approved certificate of boating safety education when operating a motorized boat on Maryland waters. This includes operating a fishing boat with a trolling motor on Centennial Lake - the Adventure Shack & Rentals is not responsible for any fines resulting from a failure to comply.  For information on how to obtain a Maryland Safe Boating Certificate, visit the Maryland Dept of Natural Resources at

Rules & Regulations

1. All park rules and regulations must be followed.
2. Swimming is NOT allowed in the lake.
3. Littering in the park or lake is not allowed and will result in immediate expulsion from the Park.
4. All boat renters must be 16 years or older and have a picture I.D. The renter is responsible for loss or damage to equipment by anyone in his/her party. A person 16 years of age or older must be in the boat at all times.
6. In the event of inclement weather, all boats must be returned to the boat dock area immediately. If a storm suddenly approaches, take the boat to the
nearest shoreline, exit water and secure boat to land.
7. Boats are limited to a maximum of 2 people in a 2-person paddle boat or a 2-person rowboat; and limited to 3 people in a canoe, or 3-person rowboat;
and limited 4 people in a 4-person paddle boat.
8. Unsafe conduct or inappropriate behavior anywhere in the park is prohibited.
9. All boats must return back to dock area by posted closing time.
10. All fishermen 16 years or older are required to have a valid Maryland Freshwater Fishing License, and to conform to all fishing regulations in regard to
catching and returning fish in this lake.
11. Feeding the wildlife is prohibited.
12. No pets allowed on rental boats.
13. Entering and exiting the boat is the passenger's responsibility.
14. All boaters must be at least 2 years of age and must be able to sit in their own seat on the boat. No sitting on laps or in the middle of paddleboats.
15. No standing on the boats; please remain in your seats. If you want to switch seats, come back to the rental dock.

Failure to follow these rules at all times will result in the loss of deposit.  If paying by card, your card WILL be charged the additional $10 deposit if you forfeit the deposit for any reason.

Violation of applicable regulations or failure to obey a direct order from a Howard County Department of Recreation & Parks employee may result in termination of the boat rental agreement, forfeiture of deposit, loss of park privileges including expulsion from the park, and may be subject to criminal and civil penalties set forth in section 19.201 of the Howard County Code.

Centennial Park Anglers Log

Been fishing on Centennial Lake recently? We want to hear about your catch! Fill out this form to share and view what other people have caught on the lake! 

You can also email the details of your catch to and we'll post it for you!  Don't forget a picture!

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Inclement Weather

The lake is closed in the event of extreme hazardous conditions.  The Adventure Shack & Rentals may close early or not open at all in case of inclement weather in the forecast.  Call 410-313-7303 before heading to the park for the most up-to-date information.

Renters should return to the rental dock immediately when you hear thunder while on the lake.  Listen for announcements from Adventure Shack staff as well.

The lake is open to personal boats from March until Dec 1.  Visit the main Centennial Park page for information on launching your own boat.  A permit is required to launch on Centennial Lake - daily permits are $5, payable by cash at the kiosk next to the boat ramp, or annual permits are available for $35 at the Adventure Shack & Rentals.

Contact Us

For information about the Adventure Shack & Rentals including updates such as closures and inclement weather, call 410-313-7303 for a recorded message.  Please do not leave a voice mail at this number - it is not monitored.

To contact the Adventure Shack staff directly during operating hours, call 410-313-7304.  This is the number for requests for deliveries of Adventure Shack items to park pavilions.

To report errors on this webpage, contact Matt Medicus, 410-313-1769, or

For questions or concerns about CENTENNIAL PARK, call 410-313-7271 or the main Recreation & Parks Headquarters at 410-313-4700.  Please note, Adventure Shack & Rentals staff are NOT park staff - please contact the park for any issues or questions such as pavilion rentals, parking issues, pathway questions, fishing regulations, etc.

For medical emergencies, call 911.  To reach a Park Ranger, call 410-245-1410.

Please Note:

This page is the ONLY official site for information about the Adventure Shack concessions and boat rentals at Centennial Park.  Don't be fooled by impostor websites - only sites that start with provide the correct information for Howard County Recreation & Parks and Centennial Park.

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