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Fees and Hours at Union

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Fees

Daily Admission Fees
 
Daily Vehicle Fee
 $10.00*
Daily Weekend Vehicle Fee - Memorial Day - Labor Day
 $12.00
Daily Watercraft Fee - includes canoes, kayaks, paddle boards, rafts, windsurfing boards
 $  5.00
Trailered Boat
 $  8.00
Bicycle / Walk-in (per person)
 $  2.00
Colorado Disabled Veterans**
    Free

*During special events, entrance fee may vary. View our Special Events webpage for details.

**Colorado residents with current Disabled Veterans License Plates may enter Union Reservoir for free. The veteran must be present in the vehicle. Daily vehicle fee only, does not include boating rates.

Annual Pass Fees
Resident
Non-resident
Season  $65.00  $150.00
Second Vehicle
 $45.00  $100.00
Resident Season Pass Watercraft Fee
 $20.00  $40.00
Seniors (55+) / Disabled
 $35.00  $88.00
Seniors (55+) / Disabled 2nd vehicle
 $25.00  $62.00
Trailered Boat
 $50.00  $112.00
Boat Storage*
 $490.00  $1,074.00
Boat Storage - Senior (55+)*
 $460.00  $1,012.00
Commercial / Non-profit Vehicles
 $75.00  $150.00
 School Bus - per day
 $100.00
 $200.00

Annual passes can be purchased at Union Reservoir.  First vehicle season passes only can be purchased at

the St. Vrain Memorial Building and the Recreation Center.

*Includes vehicle and boat season pass.

Miscellaneous Fees
 
Facility Rentals (8 am - 8 pm)
$75.00 per day
Alcohol Permit
$75.00 per event

Moonlight Paddle

Season passes are not valid for Moonlight Paddle

$8.00 per person

Open Water Swim

Season passes are not valid for Open Water Swim

$8.00 per person

Hours

Park Hours
 
March 1 - April 30
7 am - 7 pm
May 1 - Labor Day
6 am - 9 pm
September 6 - 30
7 am - 8 pm
October 1 -31
8 am - 5 pm
November 1 - February 28
Sunrise to sunset; walk-in access only; daily admission fees still apply 
Swim Beach Hours
 
Pre-Season - May 26 - June 3

    Saturday, Sunday & May 28

10 am - 6 pm
     Tuesday - Friday
12 pm - 4 pm
Summer - June 4 - August 14

     Monday - Thursday

10 am - 6 pm

     Friday - Sunday, + July 4

10 am - 8 pm
Post- Season - August 18 - September 3
Open Weekends and Labor Day Only

     Saturday, Sunday & September 3

10 am - 7 pm


Pre-Season Open Water Swim Hours - $10 per person
 
May 12
10:00 am - 11:30 am         
OPEN WATER SWIM SCHEDULE
 
June 5 - August 15
 

     Tuesdays  &  Wednesdays

 6:00 pm - 7:30 pm

June 8 - August 3
 

      Fridays

6:30 am - 8:00 am

June 9 - September 22

 

      Saturdays

8:15 am - 9:45 am

August 22 - September 19

 
      Wednesdays
 5:30 pm - 7:00 pm

 


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