Montana · Deer Hunting Data

Montana Deer Unit 421

Sightings, hotspots, and hunt insights for Montana Game Management Unit 421.

Montana's District 421 is an island range hunt: the Little Belt Mountains rise abruptly from the wheat country south of the Missouri River, stacking limestone-capped ridges, broad timbered parks, and steep stream-cut canyons from 4,200 ft foothills to above 8,600 ft on Big Baldy. Deer hunters who understand this country play the karst hydrology, where many side draws run dry by August as flow vanishes into limestone fractures, and the seasonal drift off the high parks down to mid-elevation benches. Our pack includes Unit Overview and Topography, Vegetation and Hydrology, Seasonal Expectations, Logistics and Access, and a one-page Essential Recon summary. Study the unit on our interactive map, then export the points you choose to onX or your favorite hunting map.
30
Total Deer Spotted
10
Hotspots Identified
Active
Status · Data Available
Montana Deer Unit 421 boundary map
Unit 421 boundary within Montana · orange area is covered by this Data Pack

Hunt Unit 421 with confidence.

The Montana - Deer Data Pack gives you a full year of access to the heat map that shows where the animals actually are: detailed hot zones, GPS coordinates, and unit-by-unit hotspots for every Montana Deer unit, including Unit 421. Study the unit on the heat map and export the points you choose to onX or your favorite hunting app.

Get the Montana Deer Unit 421 Data Pack →

You see your animal, or your money back · Full year of access

How this data was collected

Data Hunt Guide aggregates publicly available sighting reports from across the web (social media, hunting forums, harvest reports, and trail-camera shares) and uses a proprietary algorithm to identify high-activity zones (hotspots) within each unit. Our team verifies coordinates manually before publication.