Arizona Unit 45B: public land, hunts and harvest
Arizona's game management Unit 45B covers 416 square miles, and 99.9% of it is public land open to hunting, mostly national wildlife refuge (measured from USGS PAD-US). AZGFD's 2026 hunt lists open 1 deer hunt and 2 bighorn sheep hunts here.
Data updated October 2026. Hunts: AZGFD's 2026 booklets. Harvest: AZGFD harvest summaries to 2025. Land: USGS PAD-US 4.1. Boundary: AZGFD.
BLMNational wildlife refugeMilitary (closed or by permit)Unit 45BNeighboring unitsLake or riverHighway
| AZGFD region | Region 4 (Yuma) |
|---|---|
| Size | 416 square miles (266,453 acres) |
| Public land open to hunting | 99.9% (266,085 acres) |
| Deer hunts, 2026 | 1 hunt, 250 permits |
| Bighorn sheep hunts, 2026 | 2 hunts, 7 permits |
How much public land is in Unit 45B?
99.9% of Unit 45B is public land open to hunting: 266,085 of 266,453 acres. The largest share is national wildlife refuge, 266,079 acres or 99.9% of the unit.
| Manager | Acres | Share of Unit 45B |
|---|---|---|
| National wildlife refuge | 266,079 | 99.9% |
| Military (closed or by permit) | 9 | under 0.1% |
| BLM | 6 | under 0.1% |
Measured by FilledTag inside AZGFD's unit boundary from USGS PAD-US 4.1 (fee managers). Public land open to hunting here means national forest, BLM, state trust land, AZGFD land, national wildlife refuges, national recreation areas and Bureau of Reclamation land. Tribal land, military land and national parks are counted on their own rows and left out of that figure.
What can you hunt in Unit 45B in 2026?
Draw hunts that include Unit 45B, by species. A hunt may cover other units too; the count of hunts held only here is in its own column.
| Species | Hunts | Only in Unit 45B | Permits | Earliest season |
|---|---|---|---|---|
| Deer | 1 | 0 | 250 | Nov 6 to Nov 15 (hunt 1072) |
| Bighorn sheep | 2 | 2 | 7 | Nov 13 to Dec 3 (hunt 6051) |
Source: AZGFD 2026 Pronghorn and Elk Hunt Draw Information (elk and pronghorn) and AZGFD 2026-27 Arizona Hunting Regulations (deer, bighorn sheep, fall javelina and fall turkey).
Bighorn sheep, 2026: hunt 6051 (Nov 13 to Dec 3, 4 permits) and hunt 6052 (Dec 4 to Dec 31, 3 permits).
How many elk, deer and pronghorn are taken in Unit 45B?
| Species | Year | Hunts only in Unit 45B | Hunters | Taken | Shared hunts that included it |
|---|---|---|---|---|---|
| Deer | 2025 | 0 | 1 |
Sums of AZGFD's per-hunt figures for the hunts held only in Unit 45B. Source: AZGFD 2025 Deer Harvest Summary. Each hunt, year by year, is on the deer page.
Bighorn sheep, 2025: hunt 6045 (45B), 4 hunters, 4 rams taken and hunt 6046 (45B), 3 hunters, 3 rams taken (AZGFD 2025 Bighorn Sheep Harvest Summary).
Over-the-counter archery deer, 2024: AZGFD estimates 13 archers hunted Unit 45B for 101 days and took 5 deer (mule deer bucks 5, whitetail bucks 0) (AZGFD 2024 Over-the-Counter Archery Deer Harvest Summary).
How do you get to Unit 45B?
No numbered highway crosses the unit.
Which units border Unit 45B?
Unit 45B touches 4 other units. Their size, public land and the number of 2026 draw hunts that include each:
| Unit | Square miles | Public land | Elk hunts | Deer hunts | Pronghorn hunts |
|---|---|---|---|---|---|
| Unit 41 | 2,835 | 56% | 2 | ||
| Unit 44B | 639 | 88.9% | 1 | ||
| Unit 45A | 322 | 99.9% | 1 | ||
| Unit 45C | 301 | 99.8% | 1 |
Questions hunters ask
How much public land is in Arizona Unit 45B?
99.9% of Unit 45B is public land open to hunting, 266,085 of its 266,453 acres; the largest share is national wildlife refuge at 266,079 acres. 9 acres are military land.
What can you hunt in Unit 45B in 2026?
AZGFD's 2026 draw lists 1 deer hunt (250 permits) and 2 bighorn sheep hunts (7 permits) that include Unit 45B. Over-the-counter seasons are set statewide in AZGFD's regulations.
What is the closest town to Unit 45B?
No Census town lies inside Unit 45B or within 20 miles of it.
Which AZGFD region is Unit 45B in?
Region 4, run from the Yuma office. It borders Unit 41, Unit 44B, Unit 45A and Unit 45C.
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Where these numbers come from
- Hunts and permits: AZGFD's 2026 Pronghorn and Elk booklet and 2026-27 regulations.
- Harvest: AZGFD harvest summaries (AZGFD harvest reporting).
- Public land: USGS PAD-US 4.1 (fee managers). Unit boundary: AZGFD game management unit boundaries.
- Highways and towns: U.S. Census Bureau TIGER/Line 2024 primary and secondary roads; U.S. Census Bureau 2024 Gazetteer, places.
FilledTag is not part of the Arizona Game and Fish Department. Numbers are copied from AZGFD's published reports or measured from AZGFD and USGS maps; nothing here is estimated by FilledTag. AZGFD's regulations are the final word on every rule.