Hours are subject to change. Hours below are 7 days/week. See the Special Event Schedule for scheduled closures due to events. Swimming hours and information

Reservoir Hours 2025

DatesEntry
Gate
Open		All
Boats
Off the
Water		Outgoing
Gate
Closes		Swim
Beach		Boat
Rentals
January10 am - 3 pm3 pm4 pmCLOSEDCLOSED
New Year's DayCLOSEDCLOSEDCLOSEDCLOSEDCLOSED
February10 am - 3 pm3 pm4 pmCLOSEDCLOSED
March10 am - 4 pm4 pm5 pmCLOSEDCLOSED
April9 am - 5 pm5 pm6 pmCLOSEDCLOSED
May 1-229 am - 5 pm5 pm6 pmCLOSEDRental info + reservations
May 23 - Aug. 176 am - 8 pm8 pm9 pm10 a.m. - 6 p.m.Rental info + reservations
Aug. 18 - Sept. 16 am - 8 pm8 pm9 pmSwim HoursRental info + reservations
Sept. 2 - 309 am - 6 pm6 pm7 pmCLOSEDRental info + reservations
October9 am - 6 pm6 pm7 pmCLOSEDCLOSED
November10 am - 3 pm3 pm4 pmCLOSEDCLOSED
Thanksgiving DayCLOSEDCLOSEDCLOSEDCLOSEDCLOSED
December10 am - 3 pm3 pm4 pmCLOSEDCLOSED
Christmas EveCLOSEDCLOSEDCLOSEDCLOSEDCLOSED
Christmas DayCLOSEDCLOSEDCLOSEDCLOSEDCLOSED
New Year's EveCLOSEDCLOSEDCLOSEDCLOSEDCLOSED

No Wake and Limited Wake Hours

DatesNo wake
Limited wake
April 1 - May 23

Tu: 9 - 11 am

Th: 9 - 11 am, 3 - 5 pm

Su: 9 - 11 am

Tu: 11 am - 5 pm

Th: 11 am - 3 pm

May 24 - Sept. 2

Tu: 6 - 10 am*

Th: 6 - 10 am, 4 - 8 pm

Su: 6 - 10 am

Tu: 10 am - 8 pm

Th: 10 am - 4 pm

Sept. 3 - Oct. 31

Tu: 9 - 11 am

Th: 9 - 11 am, 4 - 6 pm

Su: 9 am - noon

Tu: 11 am - 6 pm

Th: 11 am - 4 pm

*We allow the EXPAND Beyond, Inc. program to occasionally run during no wake hours beginning in mid-June to provide accessible water sports to athletes with physical disabilities.

Boulder Reservoir Links