Unit 39 Unit 39

A wide-open pronghorn unit on the central grasslands with sky-high buck success

Central New Mexico — Estancia Basin / Vaughn plains, private ranch country · Last reviewed 2026-07-12

Mule deer buck trotting across open prairie at dusk

Area

2,644

sq mi

Public land

15%

approx.

Elevation

5,000–6,900

feet

Motorized

extensive

access

Overview

Unit 39 spans roughly 2,644 square miles of the central New Mexico high plains, boxed by paved highways: NM 41 on the west from Willard up to Moriarty, I-40 across the north to east of Santa Rosa, and US 84 and US 60 forming the eastern and southern lines down to Fort Sumner. This is grassland and shortgrass prairie broken by mesas, arroyos and scattered pinyon-juniper, cut into thirds by US 285 and US 54. Pronghorn are the clear headline here — antelope success runs in the 80% range on quality plains bucks — with a secondary, lower-density mule deer opportunity in the brush and juniper breaks. The catch is land status: the unit is overwhelmingly private ranch and State Trust ground, so access, not game, is the limiting factor.

Terrain

Gently rolling high-plains grassland cut by shallow arroyos and low mesas, with pinyon-juniper appearing on steeper hills, draws and mesa rims.

Cover: Shortgrass and desert-grass prairie with yucca, cholla and snakeweed, grading into pinyon-juniper on hills and arroyo breaks; dryland and irrigated farm fields near the highway corridors.

Landmarks: Estancia Basin · Pintada Arroyo · US 285 / US 54 corridors · Encino · Vaughn · Cline's Corners

Access

This is predominantly private ranch and NM State Trust land — there is very little federal public ground. Antelope tags are largely allocated on private land under New Mexico's landowner (A-PLUS/private-land) system, and many of the best pronghorn ranches are hunted only with landowner authorization or through an outfitter. State Trust sections require a valid recreational access permit and are often landlocked behind private fences. Confirm land status and secure written permission before hunting; the paved unit-boundary highways and county roads provide the travel network but most of it fronts private ground.

Managers: private ranch, NM State Trust, BLM

Access points: I-40 exits at Moriarty, Clines Corners and Santa Rosa · US 285 north-south through Encino and Vaughn · US 54 through Vaughn and Duran · US 60 along the southern boundary · County-maintained ranch roads off the highway corridors

Species notes

Pronghorn

abundant quality

The reason to draw this unit — open central-plains pronghorn with very high buck-success rates on the grassland ranches.

  • Glass from mesa rims and high points at first light to locate herds on the open grass
  • Use terrain folds, arroyos and windmills to close the last few hundred yards
  • Pattern bucks around stock tanks and windmills in the dry late-summer heat
  • Judge horn mass and prong length carefully — this country grows heavy bucks

Mule Deer

limited opportunity

A lower-density, secondary opportunity — mule deer hold in the juniper breaks, arroyos and mesa country rather than the open plains.

  • Hunt pinyon-juniper transition and arroyo breaks at dawn and dusk
  • Glass mesa rims and brushy draws where deer bed out of the wind
  • Focus on cover near water and farm-field edges

Pro tips

  • Lock up access first — this unit is almost entirely private/State Trust, so a landowner tag or permission is the real tag
  • Water rules the hot late-summer hunt: inventory windmills and stock tanks and watch them at dawn
  • Glass big from mesa rims and high spots before committing to any stalk on the open grass
  • Use the constant plains wind and every arroyo and terrain fold to break your outline on the final approach
  • Bring a State Trust recreational access permit if you plan to hunt trust sections, and confirm they aren't landlocked

Watch out for

  • !Access is the constraint, not game — most of the unit is private ranch and State Trust with little federal public land
  • !Antelope tags are heavily tied to private-land/landowner allocation; open public opportunity is limited
  • !State Trust sections need a valid access permit and are frequently landlocked behind private fences
  • !Late-summer heat, lightning and relentless wind on the exposed plains
  • !Water is scarce away from windmills and tanks — carry your own

Logistics

Santa Rosa (I-40) and Moriarty are the main hubs for fuel, lodging and groceries; Vaughn and Encino offer minimal services and gas. Expect long drives on ranch and county roads, hot late-summer antelope conditions, and self-sufficient logistics. Cell coverage is decent along I-40 and US 285 but drops off on the ranch interiors.

Nearest towns: Vaughn, Encino, Santa Rosa, Moriarty, Fort Sumner

Nearby units

FAQ

How big is Unit 39 in New Mexico?
Unit 39 (Unit 39) covers about 2,644 square miles, ranging from roughly 5,000 to 6,900 feet in elevation. Area is computed from the unit boundary polygon.
How much public land is in Unit 39?
Approximately 15% of the unit is public land. Primary managers: private ranch, NM State Trust, BLM. Always verify ownership boundaries on the ground.
What species does the catalog list for Unit 39?
Pronghorn, Mule Deer. For seasons, tags, and regulations, use the official New Mexico agency resources linked on this page — this page carries no regulatory information.

Put Unit 39 on your map.

Boundary lines, public/private ownership, topo, and offline maps for this unit — in Baseline Maps, free for 14 days.