Boulder County · reservoir · 415 acres
Gross Reservoir
Gross Reservoir is a reservoir in Boulder County, Colorado. FishableWaters aggregates every stocking record for this water from Colorado's fish & wildlife agency; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Overcast
85°
65°
19 mph
14%
Fri
Overcast
82°
59°
14 mph
19%
Sat
Overcast
84°
61°
10 mph
2%
↗ pressure risingPost-front rising pressure can slow things down for a day.
Stocking ledger
No published stocking records yet. This water stays in our books — the ledger begins the hour its state agency publishes a record.
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
Nearby waters
- Carter Lake2.9 mi
- Kossler Lake2.7 mi
- Beaver Creek3.5 mi
- South Beaver Creek3.7 mi
- North Boulder Creek4.5 mi
- Middle Boulder Creek4.5 mi
- Fourmile Creek5.1 mi
- Gordon Creek5.2 mi
Seasons, limits, and rules are the state's call — check the official CO regulations and buy your license before you go. We link the source; we never restate the rules.
Gross Reservoir fishing — FAQ
Do I need a license to fish Gross Reservoir?+
Yes — Colorado requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is Gross Reservoir?+
Gross Reservoir is a reservoir in Boulder County, Colorado. Driving directions and an interactive topo map are on this page.