County data explorer
Montana county data and maps
Explore available county datasets, rankings and source notes.
Published topics
Rankings
Rankings describe published ACS estimates; follow each link for vintage and limitations.
Find a county
Links open county overviews where available and otherwise existing housing pages. The full alphabetical list works without JavaScript.
- Beaverhead County GEOID 30001
- Big Horn County GEOID 30003
- Blaine County GEOID 30005
- Broadwater County GEOID 30007
- Carbon County GEOID 30009
- Carter County GEOID 30011
- Cascade County GEOID 30013
- Chouteau County GEOID 30015
- Custer County GEOID 30017
- Daniels County GEOID 30019
- Dawson County GEOID 30021
- Deer Lodge County GEOID 30023
- Fallon County GEOID 30025
- Fergus County GEOID 30027
- Flathead County GEOID 30029
- Gallatin County GEOID 30031
- Garfield County GEOID 30033
- Glacier County GEOID 30035
- Golden Valley County GEOID 30037
- Granite County GEOID 30039
- Hill County GEOID 30041
- Jefferson County GEOID 30043
- Judith Basin County GEOID 30045
- Lake County GEOID 30047
- Lewis and Clark County GEOID 30049
- Liberty County GEOID 30051
- Lincoln County GEOID 30053
- Madison County GEOID 30057
- McCone County GEOID 30055
- Meagher County GEOID 30059
- Mineral County GEOID 30061
- Missoula County GEOID 30063
- Musselshell County GEOID 30065
- Park County GEOID 30067
- Petroleum County GEOID 30069
- Phillips County GEOID 30071
- Pondera County GEOID 30073
- Powder River County GEOID 30075
- Powell County GEOID 30077
- Prairie County GEOID 30079
- Ravalli County GEOID 30081
- Richland County GEOID 30083
- Roosevelt County GEOID 30085
- Rosebud County GEOID 30087
- Sanders County GEOID 30089
- Sheridan County GEOID 30091
- Silver Bow County GEOID 30093
- Stillwater County GEOID 30095
- Sweet Grass County GEOID 30097
- Teton County GEOID 30099
- Toole County GEOID 30101
- Treasure County GEOID 30103
- Valley County GEOID 30105
- Wheatland County GEOID 30107
- Wibaux County GEOID 30109
- Yellowstone County GEOID 30111
Sources and limitations
Topic pages identify their sources, vintages, downloads and limitations. ACS estimates include survey uncertainty; crime counts are not population-normalized and do not establish safety or risk. PEP and ACS are distinct population series.