Granby Reservoir #4, 5, 10 & 11 Fishing
A 76-acre Colorado reservoir in Delta County at 10,011 feet.
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Granby Reservoir #4, 5, 10 & 11: setting, size and how to reach it
Granby Reservoir #4, 5, 10 & 11 spreads over roughly 76 acres of Delta County, by its mapped outline. Its surface sits near 10,011 feet above sea level. Grand Mesa National Forest manages the ground around it. Plan supplies in Cedaredge, near 9 miles from the shore. In CPW terms it is a Southwest Region water.
CPW records brown trout and native cutthroat trout in this water. The boating entry reads Non-motorized. CPW calls access medium; pressure runs medium. For hard water, CPW has ice fishing listed as yes.
CPW Fishing Atlas 2025 layers (waterbody outline, Boatable Waters, fishing locations), Census places, retrieved October 25, 2026.
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Tap a fish to open its Colorado page, with limits and records, from Granby Reservoir #4, 5, 10 & 11.
CPW Boatable Waters species field, CPW state records and stocking report, retrieved October 25, 2026.
Launching a boat at Granby Reservoir #4, 5, 10 & 11
CPW maps no boat ramp right on Granby Reservoir #4, 5, 10 & 11; the nearest ones follow.
Atlas fishing locations at Granby Reservoir #4, 5, 10 & 11
- Granby Reservoirsmedium access, stocked: sub-catchables, 10,011 ft
When the Granby Reservoir #4, 5, 10 & 11 ramp is crowded
- Early Settlers Ramp on Vega ReservoirVega Reservoir, 19 miles northeast
- Boat Ramp on Sweitzer LakeSweitzer Lake, 20 miles south
CPW boat ramp and Fishing Atlas fishing location layers, retrieved October 25, 2026.
Harvest rules for Granby Reservoir #4, 5, 10 & 11
| Species | Bag and possession | Season |
|---|---|---|
| Trout, arctic char, grayling, salmon and whitefish (not kokanee) | Daily bag 4, possession 8, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Brook trout 8 inches or less (bonus) | Daily bag 10, possession 10 | Open all year, day and night, unless a special regulation says otherwise |
| Kokanee salmon | Daily bag 10, possession 10 | Open all year, day and night, unless a special regulation says otherwise |
| Walleye, saugeye and sauger | Daily bag 5, possession 5, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Largemouth, smallmouth and spotted bass | Daily bag 5, possession 5, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Smallmouth bass | No bag or possession limit | Open all year, day and night, unless a special regulation says otherwise |
| White bass, striped bass and wiper | Daily bag 10, possession 10, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Channel, flathead and blue catfish | Daily bag 10, possession 10, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| White and black crappie | Daily bag 20, possession 20, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Bluegill and other sunfish | Daily bag 20, possession 20, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Yellow perch | No bag or possession limit | Open all year, day and night, unless a special regulation says otherwise |
| Tiger muskie | Daily bag 1, possession 1; at least 36 inches long | Open all year, day and night, unless a special regulation says otherwise |
| Northern pike and bullhead | No bag or possession limit | Open all year, day and night, unless a special regulation says otherwise |
Drainage matters for walleye, wiper and perch limits; Granby Reservoir #4, 5, 10 & 11 sits west of the Continental Divide. Outside any special regulation, these statewide numbers govern Granby Reservoir #4, 5, 10 & 11.
Statewide bag and possession chart, 2026 Colorado Fishing brochure (CPW, season March 1, 2026 to March 31, 2027), p. 10, retrieved October 25, 2026.
How Granby Reservoir #4, 5, 10 & 11 measures up to the water around it
| Lake | Distance | Acres | Elevation ft | Boat ramps | On the trout report |
|---|---|---|---|---|---|
| Granby Reservoir #4, 5, 10 & 11 | 76 | 10,011 | 0 | ||
| Granby Reservoir #12 | under a mile west | 41 | 9,973 | 0 | |
| Granby Reservoir # 2 | under a mile northeast | 12 | 10,047 | 0 | |
| Granby Reservoir # 1 | under a mile northeast | 25 | 10,090 | 0 | |
| Granby Reservoir # 7 | under a mile southwest | 13 | 9,894 | 0 | |
| Battlement Reservoir Big | 1 mile west | 36 | 10,057 | 0 |
CPW Fishing Atlas, ramp layer and stocking report, retrieved October 25, 2026.
The ground surrounding Granby Reservoir #4, 5, 10 & 11
Other reservoirs within a drive of Granby Reservoir #4, 5, 10 & 11
- Granby Reservoir #12under a mile west
- Granby Reservoir # 2under a mile northeast
- Granby Reservoir # 1under a mile northeast
- Granby Reservoir # 7under a mile southwest
- Battlement Reservoir Big1 mile west
Where to buy line and lures near Granby Reservoir #4, 5, 10 & 11
- Walker's Bait & Tacklebait and tackle shop, Whitewater, 17 miles
- Gearhead Outfitters, 461 Main Streetsporting goods store, Grand Junction, 29 miles
- Western Anglersfly shop, Grand Junction, 29 miles
Outfitters who fish Granby Reservoir #4, 5, 10 & 11
- Colorado Fishing Company LLCfishing guide, Montrose
- Scotts High Country Anglers LLCfishing guide, Parachute
- Western Anglers Guide Service LLCfishing guide, Grand Junction
- Colorado West Slope Fly Fishingfly fishing guide, Grand Junction
Beds and gas close to Granby Reservoir #4, 5, 10 & 11
- Cedaredge9 miles
- Orchard City13 miles
- Delta17 miles
County guides that cover Granby Reservoir #4, 5, 10 & 11
- Delta Countyseat: Delta
Piscifun tackle sized for Granby Reservoir #4, 5, 10 & 11
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Reservoirs and creeks near Granby Reservoir #4, 5, 10 & 11 in photos
Photo: Tony Webster, CC BY 2.0
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Photo: Afoxland at English Wikipedia, CC BY-SA 3.0
Photo: Nexus65, CC BY-SA 4.0
Photo: Jeffrey Beall, CC BY 4.0
Before you drive to Granby Reservoir #4, 5, 10 & 11, read these
Where in Colorado is Granby Reservoir #4, 5, 10 & 11?
CPW maps it in Delta County, CPW Southwest Region, about 9 miles from Cedaredge.
How many acres does Granby Reservoir #4, 5, 10 & 11 cover on CPW maps?
Close to 76 acres by the CPW outline, at about 10,011 feet.
Which ramp do boaters back down at Granby Reservoir #4, 5, 10 & 11?
CPW maps none here; try a neighbor.
Which gamefish does CPW tie to Granby Reservoir #4, 5, 10 & 11?
CPW lists brown trout and native cutthroat trout.
Does the brochure print a special rule for Granby Reservoir #4, 5, 10 & 11?
Trout, arctic char, grayling, salmon and whitefish (not kokanee): Daily bag 4, possession 8, in aggregate.
Can an out-of-state visitor fish Granby Reservoir #4, 5, 10 & 11 on a short license?
Fishing two lines at once takes the $14.24 second-rod stamp on top of the license; adult residents pay $44.87 for the license and nonresidents $124.01.
When did CPW last list Granby Reservoir #4, 5, 10 & 11 for trout?
Not on the stocking report in recent years.
Where can I pick up bait on the way to Granby Reservoir #4, 5, 10 & 11?
Closest on our list: Walker's Bait & Tackle, 17 miles.
Can I drill holes at Granby Reservoir #4, 5, 10 & 11?
CPW lists ice fishing listed as yes; no ice is ever certified safe.
Give Granby Reservoir #4, 5, 10 & 11 an early start
Buy the CPW license online before you leave.