> Canonical: https://colorado-parks.com/parks/barr-lake-state-park > Content revision: 2026-10-21T20:26:47.694Z [State parks](https://colorado-parks.com/types/state-park)[Adams](https://colorado-parks.com/counties/adams) # Barr Lake State Park Adams · Colorado Parks and Wildlife BEFORE YOUR VISIT Closure noticeTrails & roads ### Barr Lake State Park: Lake Loop dam construction Park-specific information - [Lake Loop dam construction](https://colorado-parks.com/parks/barr-lake-state-park) Dam rehabilitation closes sections of Lake Loop Trail on weekdays through the fall, with weekend reopening described by CPW. Check the current map for your planned route. [Read the official notice: Colorado Parks and Wildlife visitor directory ↗](https://cpw.state.co.us/state-parks/barr-lake-state-park)Source checked Oct 21, 2026 Closure noticeTrails & roads ### Barr Lake State Park: Lake Loop: Niedrach entrance to mile 2 Park-specific information - [Lake Loop: Niedrach entrance to mile 2](https://colorado-parks.com/parks/barr-lake-state-park) The Lake Loop segment from the south entrance of Niedrach Trail to mile marker 2, east of the Rookery Gazebo spur, is closed. Check the official map for the affected section. [Read the official notice: Colorado Parks and Wildlife visitor directory ↗](https://cpw.state.co.us/state-parks/barr-lake-state-park)Source checked Oct 21, 2026 Closure noticeWater recreation ### Barr Lake State Park: Reservoir boating and algae advisory Park-specific information - [Reservoir boating and algae advisory](https://colorado-parks.com/parks/barr-lake-state-park) Barr Lake is closed to all boating, including hand-launched paddlecraft, for the remainder of the 2026 season. CPW also reports high toxic-algae concentrations and directs people and pets to avoid contact with the water. [Read the official notice: Colorado Parks and Wildlife visitor directory ↗](https://cpw.state.co.us/state-parks/barr-lake-state-park)Source checked Oct 21, 2026 PLAN YOUR VISIT ## The practical details. **Managing agency**: Colorado Parks and Wildlife **Address**: 13401 Picadilly Road Brighton, CO 80603 United States **Telephone**: [303-659-6005](tel:3036596005) **Hours**: Park: Daily 5 a.m. to 10 p.m. Nature Center: Tuesday through Sunday, 9 a.m. to 4 p.m. (closed Monday) **Entry fees**: Daily Vehicle Pass — Single vehicle and its occupants with Colorado license plate — 1 Day — $10-$12; Daily Vehicle Pass — Single vehicle and its occupants with out-of-state license plate — 1 Day — $15-$17; Individual Daily Pass — For individual entry on foot, bicycle, horseback, etc at select parks — 1 Day — $4 [Official park information](https://cpw.state.co.us/state-parks/barr-lake-state-park) We have not yet verified accessibility details. Confirm these with the managing agency before traveling. Check notice timestamps and official updates. Conditions can change between source checks. ## Weather & forecast National Weather Service · [Official forecast ↗](https://forecast.weather.gov/MapClick.php?lat=39.94658128390045&lon=-104.76165151974999) ## About Barr Lake State Park A reservoir northeast of Denver surrounded by cottonwoods, marshes and wildlife habitat. Its southern wildlife-refuge area and other recreation areas have different uses and restrictions. ## Activities & facilities [Biking ↗](https://colorado-parks.com/activities/biking)[Bird watching ↗](https://colorado-parks.com/activities/bird-watching)[Boating ↗](https://colorado-parks.com/activities/boating)[Cross-country skiing ↗](https://colorado-parks.com/activities/cross-country-skiing)[Fishing ↗](https://colorado-parks.com/activities/fishing)[Hiking ↗](https://colorado-parks.com/activities/hiking)[Picnicking ↗](https://colorado-parks.com/activities/picnicking)[Snowshoeing ↗](https://colorado-parks.com/activities/snowshoeing) Recorded from park sources. Availability and restrictions may vary by season or visitor area. ## Find your way. Map points represent park land, not verified visitor entrances. Follow the managing agency’s entrance directions. Tiles © OpenStreetMap contributors. This point represents park land, and may not be a public entrance. Follow official entrance directions. [Official visitor information & directions ↗](https://cpw.state.co.us/state-parks/barr-lake-state-park) ## Read before you roam. [THE FIELD GUIDE ### A closed boat ramp can mean several different things Distinguish trailer-launch closures, paddlecraft access, swimming limits and water-quality advisories before a Colorado lake visit. Read the guide](https://colorado-parks.com/guides/boat-ramps-low-water-and-algae)[THE FIELD GUIDE ### Choose a trail that is open for your activity Read partial closures, forest work, alternating-use days and bike-only segments before choosing a Colorado route. Read the guide](https://colorado-parks.com/guides/trail-closures-and-designated-uses) ## Sources & verification Park facts and notices are checked separately. Missing facility information does not mean a facility is absent. Official visitor page checked Oct 21, 2026. - [Colorado Parks and Wildlife visitor directory](https://cpw.state.co.us/state-parks) · Oct 21, 2026 [Suggest a correction](https://colorado-parks.com/about#corrections) · [Markdown version](https://colorado-parks.com/parks/barr-lake-state-park.md) ## Nearby parks. Within 35 miles in a straight line. Travel distances and entrances vary. [All parks](https://colorado-parks.com/parks) [Weld ### St. Vrain State Park Biking · Bird watching](https://colorado-parks.com/parks/st-vrain-state-park) [Arapahoe ### Cherry Creek State Park Biking · Bird watching](https://colorado-parks.com/parks/cherry-creek-state-park) [Boulder · Jefferson ### Eldorado Canyon State Park Biking · Cross-country skiing](https://colorado-parks.com/parks/eldorado-canyon-state-park)