GMU 12A Unit 12A — Flagstaff
The Kaibab — arguably the most famous trophy mule deer ground in North America.
North Kaibab Plateau — Kaibab NF · Last reviewed 2026-07-12
Area
1,019
sq mi
Public land
95%
approx.
Elevation
3,200–9,200
feet
Motorized
moderate
access
Overview
Unit 12A sits atop the Kaibab Plateau just north of the Grand Canyon's North Rim, inside the Kaibab National Forest. It is world-renowned for producing giant, old-age-class mule deer bucks — the product of strong genetics, quality forest-and-meadow habitat, and conservative tag management. Split informally into 12A East and 12A West for management, the plateau is a cool, high-elevation island rising out of the surrounding desert. A tag here is one of the hardest draws in the West.
Terrain
A high forested plateau capped near 9,200 ft along the East Rim, dropping steeply off all sides — into the Grand Canyon to the south and into House Rock Valley and the desert benches to the north and east.
Cover: Ponderosa pine, mixed conifer and aspen up high with open grassy parks and meadows; sagebrush, pinyon-juniper and cliffrose on the plateau edges and lower benches.
Landmarks: Kaibab Plateau / North Rim · House Rock Valley · East Rim · Jacob Lake · Vermilion Cliffs (north edge)
Access
Overwhelmingly public. Grand Canyon National Park forms the southern boundary and is closed to hunting. A dense network of Kaibab NF roads (FR 22, FR 461, etc.) opens the plateau, but higher elevations close with early snow — late-season access can require plowed corridors only. State Trust parcels need an Arizona recreation permit.
Managers: USFS Kaibab NF (North Kaibab RD), BLM (House Rock Valley, Vermilion Cliffs NM), Grand Canyon NP (closed to hunting), AZ State Trust
Access points: Jacob Lake (Hwy 89A / Hwy 67 junction) · FR 22 to the East Rim · House Rock Valley Road (BLM 1065) · Hwy 67 North Rim corridor
Species notes
Mule Deer
common trophyThe marquee species and one of the premier trophy mule deer hunts on the continent — dependable success (~55%) and genuine Booner potential, with the top-end bucks falling to late-season rifle hunters.
- →Glass the open parks, meadow edges and aspen pockets at first and last light
- →Late-season hunts intercept rutting bucks and deer pushed by snow toward the rims and lower benches
- →Focus transition zones between conifer and pinyon-juniper
- →Cover ground glassing — trophy bucks are patternable but low-density
Pronghorn
limited qualityA very small, tightly managed pronghorn population on the open grassland parks — a handful of tags and a handful of animals, but quality bucks.
- →Glass the large open plateau meadows and grassy parks
- →Spot from vehicle then stalk in the flat, open terrain
- →Waterholes concentrate animals in dry stretches
Bighorn Sheep
limited trophyDesert bighorn hold the rugged canyon breaks where the plateau falls into the Grand Canyon and side drainages — an extremely rare, once-in-a-lifetime tag.
- →Hunt the cliff-and-ledge country along the canyon rims and side canyons
- →Long-range glassing of rock faces at dawn
- →Expect steep, physical, foot-only country
Pro tips
- →This is a coveted limited-entry draw — build points; there is no OTC deer here.
- →Late-season rifle is where the biggest bucks are killed as snow concentrates deer.
- →Scout the open parks and meadow-timber edges — the plateau's classic mule deer setup.
- →Watch the forecast: a single early storm can strand you on unplowed forest roads.
- →Respect the Grand Canyon NP boundary on the south — no hunting inside the park.
Watch out for
- !Grand Canyon National Park (southern boundary) is closed to hunting — know exactly where the line is.
- !Early snow closes high-elevation forest roads; carry chains, recovery gear and cold-weather kit.
- !State Trust parcels require an Arizona State Land recreation permit.
- !Extremely limited draw — do not expect an over-the-counter opportunity.
- !Fire restrictions are common in dry years on the Kaibab NF.
Logistics
Remote high country — Jacob Lake is the hub (fuel, lodge, limited supplies); stock up fully in Kanab or Fredonia. Dispersed camping on Kaibab NF is the norm. Weather turns fast: pack for snow on any fall hunt, and carry recovery gear for muddy forest roads.
Nearest towns: Jacob Lake, Fredonia, Kanab, UT, Page
Seasons & regulations
This page carries no season dates or regulations. Get current rules from the official Arizona sources:
Research sources: AZGFD — GMU 12A · Outdoors International — The Kaibab: Units 12A East, 12A West & 12B · Kaibab National Forest — North Kaibab Ranger District
FAQ
- How big is GMU 12A in Arizona?
- GMU 12A (Unit 12A — Flagstaff) covers about 1,019 square miles, ranging from roughly 3,200 to 9,200 feet in elevation. Area is computed from the unit boundary polygon.
- How much public land is in GMU 12A?
- Approximately 95% of the unit is public land. Primary managers: USFS Kaibab NF (North Kaibab RD), BLM (House Rock Valley, Vermilion Cliffs NM), Grand Canyon NP (closed to hunting), AZ State Trust. Always verify ownership boundaries on the ground.
- What species does the catalog list for GMU 12A?
- Mule Deer, Pronghorn, Bighorn Sheep. For seasons, tags, and regulations, use the official Arizona agency resources linked on this page — this page carries no regulatory information.
Put GMU 12A on your map.
Boundary lines, public/private ownership, topo, and offline maps for this unit — in Baseline Maps, free for 14 days.