Colorado Unit 85 Pronghorn Antelope Hunting Guide

Colorado Unit 85 is a limited-quota pronghorn unit that draws serious attention from hunters chasing both opportunity and trophy quality on Colorado's plains and high desert country. With elevations ranging from 5,988 to 13,560 feet across 751,836 total acres, this unit spans a wide range of terrain, though hunters should know upfront that only 18% of the unit is public land, with a mere 3% falling under wilderness designation. That combination — limited-quota-only hunting structure paired with a largely private landscape — shapes nearly every decision a hunter will make here, from how to apply to where to actually put boots on the ground.

Unlike many pronghorn units across the West that still offer some form of general or over-the-counter access, Unit 85 runs entirely on a limited-quota draw system. There is no general season here — every hunt, including those for antlered or either-sex pronghorn, requires a successful draw. That makes Unit 85 fundamentally a planning unit: hunters need to understand the draw structure, the access realities, and the trophy potential before investing points or building a season around it.

This article breaks down what the data shows for Unit 85 — harvest trends over the past five years, herd survey information, trophy potential, and the practical realities of hunting a unit where private land dominates the landscape.

HuntPilot Analysis: Is Unit 85 Worth Applying For?

The honest answer is: it depends heavily on what a hunter is looking for and how prepared they are to deal with access.

On the positive side, harvest success in Unit 85 has been consistently strong. Over the five most recent seasons on record, success rates have ranged from 40% to 57%, with three of the five years landing at 46% or higher. In 2023, 280 hunters harvested 160 pronghorn for a 57% success rate — nearly identical to the 2020 season, when 244 hunters posted the same 57% mark. That's a solid, repeatable success rate for a limited-quota pronghorn hunt, and it suggests that hunters who draw a tag here have a genuinely good chance of filling it, assuming they can find access to huntable ground.

The counties overlapping Unit 85 also carry a strong history of producing trophy-class pronghorn, according to available record-book data. That's a meaningful signal for hunters willing to invest points or apply repeatedly — this isn't just a meat-hunt unit, it's one with real trophy pedigree layered on top of respectable harvest numbers.

The catch is access. With only 18% public land and just 3% wilderness, the vast majority of Unit 85 sits behind private fences. That's a critical number for any hunter weighing a DIY approach. Forum discussion around Colorado pronghorn hunting consistently echoes this exact dynamic: water and cover on the best ground tend to concentrate on private land, and hunters without access arrangements often find themselves working a small sliver of public ground while watching bucks bed down on posted property just out of reach. One hunter's account of a first-time Colorado pronghorn hunt described exactly this frustration — drawing a tag with minimal points only to discover "all the private had all the water," prompting a shift toward building points for a better unit.

For Unit 85 specifically, that means hunters need a plan for access before they ever apply. Whether that means researching walk-in access programs, landowner permission, or leased ground, it's not a unit where a hunter can show up cold and expect to find enough public dirt to hunt hard for a week. Given the strong harvest success rates and trophy potential, Unit 85 is worth applying for — but only for hunters who either already have access lined up or are prepared to do the legwork to secure it before drawing a tag.

Herd Health Snapshot

Survey data collected across six years (2018–2024) shows an average buck-to-doe ratio of 31:100 in Unit 85. That ratio is on the lower end for a pronghorn herd and suggests a population structure with more does relative to bucks than some neighboring units might show. It's not an alarming number, but it does align with a unit that sees consistent hunting pressure on its buck segment through the limited-quota draw system. Hunters should view this ratio as a realistic expectation-setter: bucks are present and harvestable, as the success rate data confirms, but this isn't a unit overflowing with surplus mature bucks the way some low-pressure units can be.

Harvest Success Rates

Unit 85's harvest data over the past five years paints a picture of a unit that reliably produces filled tags for hunters who draw:

• 2024: 434 hunters, 172 harvested — 40% success
• 2023: 280 hunters, 160 harvested — 57% success
• 2022: 287 hunters, 132 harvested — 46% success
• 2021: 268 hunters, 127 harvested — 47% success
• 2020: 244 hunters, 138 harvested — 57% success

Two things stand out immediately. First, success rates have generally held in the mid-to-high 40s and 50s across most of this window, which is a strong showing for any limited-quota pronghorn hunt. Second, 2024 saw a notable jump in hunter numbers — 434 hunters compared to a range of 244 to 287 in the four prior years — and a corresponding dip in success rate to 40%. More hunters in the field with a similar or modestly increased harvest total naturally dilutes the per-hunter success percentage, and it's worth watching whether 2024's higher hunter count reflects an increase in quota, a shift in application patterns, or something else entirely. Either way, even at its lowest point in this data set, Unit 85's success rate compares favorably to units where success rates regularly dip into the 20s and 30s.

For hunters weighing this unit against others, the takeaway is that a drawn tag in Unit 85 has historically translated to a real chance at putting a pronghorn on the ground — success has never dropped below 40% in the years reported here.

Trophy Quality

Trophy records tied to the counties overlapping Unit 85 point to a strong history of trophy production. It's important to understand how this data works: record-book entries are logged by county, not by individual hunt unit, so the entries associated with Unit 85's overlapping counties are shared with neighboring units in those same counties — meaning any given trophy animal in the record books could have been taken in Unit 85 or in an adjacent unit drawing from the same county boundaries.

That caveat aside, the qualitative signal here is meaningful. A strong trophy history across multiple decades in this region suggests that Unit 85 sits in genuine trophy pronghorn country, not just a numbers-driven meat-hunt unit. Combined with the solid harvest success rates detailed above, this is a unit where a patient hunter with good glass and access to the right private ground has a real shot at a book-quality buck, not just a quick fill.

Hunters chasing trophy potential specifically should keep the buck:doe ratio in mind alongside this trophy history. A 31:100 ratio doesn't guarantee an abundance of mature bucks on any given piece of ground, so trophy hunters will want to spend extra time scouting and glassing rather than assuming density alone will produce a shooter.

Access & Terrain

Unit 85 covers an enormous elevational range — from 5,988 feet up to 13,560 feet — which hints at a unit that transitions from lower rolling plains and sage country up into much higher terrain. Pronghorn are animals of open country, so hunters should expect their actual hunting grounds to concentrate in the lower-to-mid elevation bands of that range, where sagebrush flats, grasslands, and fence-lined agricultural ground dominate — the classic pronghorn habitat type that also shows up repeatedly in general discussion of Colorado's eastern and western plains hunting.

The defining access statistic for this unit, though, is the 18% public land figure. That means the overwhelming majority of Unit 85 — roughly four out of every five acres — is privately held. Wilderness acreage is negligible at 3%, so hunters aren't going to find backcountry pack-in opportunities as a workaround; this is fundamentally a private-land-dominated unit where public parcels are the exception rather than the rule.

For DIY-minded hunters, this is the single most important planning consideration. Public land hunters will need to identify the specific public parcels within the unit well before the season, understand the access points onto that ground, and be realistic about how much huntable pronghorn habitat those parcels actually contain relative to the private ground surrounding them. Forum accounts from hunters in similar Colorado pronghorn units consistently describe scenarios where the best water sources and cover sit on private property, funneling public-land hunters into smaller, more heavily-hunted pockets. Hunters without an existing access plan — whether through landowner relationships, leased ground, or a walk-in access program — should treat that as a pre-season priority equal in importance to the draw itself.

Given the low public land percentage, Unit 85 is not a unit hunters should describe as DIY-friendly in the way that higher-public-land units might be. It can absolutely be hunted successfully — the harvest data proves that — but success is far more dependent on securing access than on simply having a tag in hand.

How to Apply

Colorado pronghorn hunting for Unit 85 runs entirely through the state's limited-quota draw system — there is no general season or over-the-counter option for this unit. Every hunt, including those for antlered and either-sex pronghorn, requires hunters to apply and be selected through the draw.

Colorado's draw operates on a true preference point system, meaning the highest point holders in the applicant pool are awarded tags first. This is fundamentally different from a weighted lottery — in Colorado, accumulating enough preference points for a given hunt can reach a level that functions as a guarantee, unlike bonus-point states where a random element persists no matter how many points a hunter holds. Residents and nonresidents apply through separate pools, and nonresidents should expect the point threshold for competitive hunts to run higher than the resident threshold for the same tag.

Hunters should also know that a successful draw consumes accumulated preference points for that species — after drawing a Unit 85 tag, a hunter's pronghorn point balance resets, and any future application starts the rebuilding process over.

Because application windows, fees, and current point requirements change every draw cycle, hunters should not rely on static figures. For up-to-date deadlines, fees, and draw data specific to Unit 85, check HuntPilot's Colorado state page at /states/co, where current-year numbers are maintained.

Frequently Asked Questions

What is the terrain like in Unit 85? Unit 85 spans a dramatic elevation range from 5,988 to 13,560 feet across its 751,836 acres. Pronghorn hunters will primarily focus on the lower-elevation open country — sagebrush flats and grassland habitat typical of pronghorn range — rather than the unit's higher terrain, which sits well outside typical pronghorn habitat.

What is harvest success like in Unit 85? Success rates have been strong and fairly consistent, ranging from 40% to 57% over the five most recent recorded seasons. Both 2023 and 2020 posted 57% success, while 2024 saw success dip to 40% alongside a jump in hunter numbers to 434.

How big are the pronghorn in Unit 85? Trophy records tied to the counties overlapping this unit show a strong history of trophy production, suggesting genuine potential for a book-quality buck. That said, county-level trophy data is shared across neighboring units, and the unit's buck:doe ratio of 31:100 suggests hunters shouldn't expect an abundance of mature bucks on every parcel — scouting and access quality matter as much as the unit's overall trophy reputation.

Is Unit 85 worth applying for? Yes, with a caveat. The harvest success data and trophy history both support Unit 85 as a strong draw choice. However, with only 18% public land and 3% wilderness, hunters need an access plan — landowner permission, leased ground, or walk-in access — before applying, since the majority of the unit is private property.

Does Unit 85 have a general pronghorn season? No. Every pronghorn hunt in Unit 85 operates through Colorado's limited-quota draw system. There is no general season or over-the-counter tag option for this unit, for either antlered or either-sex hunts.