USDA hardiness zones for Montana Cities, Towns and Counties

Montana have 8 USDA planting zones, ranging from 3a to 6b, based on the latest official data.

Find your USDA Planting zone in Montana Cities, Towns and Counties using list given below. To visually locate your zone use the interactive Montana Planting zones map given below, or you can also use our planting zone by zipcode search tool for quick information.

Montana Planting Zones by ZipCode

Planting Zones Montana Map

USDA hardiness zones for Montana Counties

Montana Counties	Hardiness Zones
Anaconda-Deer Lodge County	Zone 3b, 4a, 4b and 5a
Beaverhead County	Zone 3a, 3b, 4a, 4b, 5a and 5b
Big Horn County	Zone 4a, 4b, 5a and 5b
Blaine County	Zone 3b, 4a, 4b and 5a
Broadwater County	Zone 4a, 4b, 5a, 5b and 6a
Carbon County	Zone 3b, 4a, 4b, 5a and 5b
Carter County	Zone 4a, 4b and 5a
Cascade County	Zone 4a, 4b and 5a
Chouteau County	Zone 3b, 4a, 4b and 5a
Custer County	Zone 4a, 4b and 5a
Daniels County	Zone 3b and 4a
Dawson County	Zone 4a and 4b
Deer Lodge County	Zone 3b, 4a, 4b and 5a
Fallon County	Zone 4a, 4b and 5a
Fergus County	Zone 3b, 4a, 4b and 5a
Flathead County	Zone 4a, 4b, 5a, 5b, 6a and 6b
Gallatin County	Zone 3b, 4a, 4b, 5a and 5b
Garfield County	Zone 3b, 4a, 4b, 5a and 5b
Glacier County	Zone 4a, 4b, 5a and 5b
Golden Valley County	Zone 4b and 5a
Granite County	Zone 4a, 4b, 5a, 5b and 6a
Hill County	Zone 3b, 4a and 4b
Jefferson County	Zone 4a, 4b, 5a and 5b
Judith Basin County	Zone 4a, 4b and 5a
Lewis and Clark County	Zone 4a, 4b, 5a and 5b
Liberty County	Zone 3b, 4a, 4b and 5a
Lincoln County	Zone 4a, 4b, 5a, 5b, 6a and 6b
Madison County	Zone 3b, 4a, 4b, 5a and 5b
McCone County	Zone 3b, 4a and 4b
Meagher County	Zone 3b, 4a, 4b and 5a
Mineral County	Zone 5b, 6a and 6b
Missoula County	Zone 4a, 4b, 5a, 5b and 6a
Musselshell County	Zone 4a, 4b and 5a
Park County	Zone 3b, 4a, 4b, 5a and 5b
Petroleum County	Zone 3b, 4a, 4b and 5a
Phillips County	Zone 3b, 4a, 4b and 5a
Pondera County	Zone 4a, 4b and 5a
Powder River County	Zone 4a, 4b, 5a, 5b and 6a
Powell County	Zone 4a, 4b, 5a, 5b and 6a
Prairie County	Zone 4a and 4b
Ravalli County	Zone 4b, 5a, 5b and 6a
Richland County	Zone 3b, 4a and 4b
Roosevelt County	Zone 3b, 4a and 4b
Rosebud County	Zone 4a, 4b, 5a and 5b
Sanders County	Zone 4b, 5a, 5b, 6a and 6b
Sheridan County	Zone 3a, 3b and 4a
Silver Bow County	Zone 4a, 4b, 5a and 5b
Stillwater County	Zone 3b, 4a, 4b, 5a and 5b
Sweet Grass County	Zone 3b, 4a, 4b, 5a and 5b
Teton County	Zone 4a, 4b and 5a
Toole County	Zone 3b, 4a, 4b, 5a and 5b
Treasure County	Zone 4a, 4b and 5a
Valley County	Zone 3a, 3b, 4a, 4b and 5a
Wheatland County	Zone 4a, 4b and 5a
Wibaux County	Zone 4a and 4b
Yellowstone County	Zone 4b, 5a and 5b

USDA hardiness zones for Montana cities and towns

Montana Cities/Towns	Hardiness Zones
Absarokee	Zone 5a
Alberton	Zone 5b and 6a
Alder	Zone 5a
Alzada	Zone 4b
Amsterdam	Zone 4b and 5a
Antelope	Zone 3b
Arlee	Zone 5b and 6a
Ashland	Zone 4b
Augusta	Zone 4b
Avon	Zone 4a and 4b
Azure	Zone 4a
Babb	Zone 4a and 4b
Bainville	Zone 4a
Baker	Zone 4a and 4b
Ballantine	Zone 4b
Basin	Zone 4a, 4b and 5a
Batavia	Zone 5a and 5b
Bear Dance	Zone 5b, 6a and 6b
Bearcreek	Zone 5a
Beaver Creek	Zone 4a
Belfry	Zone 4b
Belgrade	Zone 4b
Belknap	Zone 6a and 6b
Belt	Zone 4b
Biddle	Zone 4b
Big Arm	Zone 6a and 6b
Big Sandy	Zone 4a
Big Sky	Zone 4b and 5a
Big Timber	Zone 5a
Bigfork	Zone 5b and 6a
Billings	Zone 5a and 5b
Birney	Zone 4a, 4b and 5a
Black Eagle	Zone 4b
Boneau	Zone 4a
Bonner-West Riverside	Zone 5b
Boulder	Zone 4b
Box Elder	Zone 4a
Boyd	Zone 5a
Bozeman	Zone 4b and 5a
Brady	Zone 4a
Bridger	Zone 5a
Bridger	Zone 4b and 5a
Broadus	Zone 4b
Broadview	Zone 4b
Brockton	Zone 3b and 4a
Browning	Zone 4a
Busby	Zone 4a
Bynum	Zone 4a and 4b
Camas	Zone 6a
Camp Three	Zone 4b
Cardwell	Zone 5a
Carlton	Zone 5b and 6a
Carter	Zone 4a
Cascade	Zone 4a
Charlo	Zone 6a
Charlos Heights	Zone 5b
Chester	Zone 3b
Chinook	Zone 3b
Choteau	Zone 4b
Churchill	Zone 4b and 5a
Clancy	Zone 4a, 4b, 5a and 5b
Clinton	Zone 5a
Clyde Park	Zone 4b
Colstrip	Zone 5a
Columbia Falls	Zone 5a and 5b
Columbus	Zone 4b
Condon	Zone 5a and 5b
Conner	Zone 5b
Conrad	Zone 4a
Cooke City	Zone 4a and 4b
Coram	Zone 5a and 5b
Corvallis	Zone 5b
Corwin Springs	Zone 5a
Craig	Zone 4b
Crane	Zone 4a
Crow Agency	Zone 4b
Culbertson	Zone 3b
Custer	Zone 4b
Cut Bank	Zone 4a
Darby	Zone 5b
Dayton	Zone 6a
De Borgia	Zone 5b and 6a
Deer Lodge	Zone 4b
Denton	Zone 4a
Dillon	Zone 5a
Dixon	Zone 6a
Dodson	Zone 3b
Drummond	Zone 4b
Dupuyer	Zone 4b
Dutton	Zone 4b
East Glacier Park Village	Zone 4a and 4b
East Helena	Zone 4b and 5a
East Missoula	Zone 5b and 6a
Edgar	Zone 5a
Ekalaka	Zone 4b
Elkhorn	Zone 4b and 5a
Elliston	Zone 4a and 4b
Elmo	Zone 6a
Emigrant	Zone 5a
Ennis	Zone 5a and 5b
Eureka	Zone 5b
Evaro	Zone 5b and 6a
Evergreen	Zone 5b
Fairfield	Zone 4b
Fairview	Zone 4a
Fallon	Zone 4a
Finley Point	Zone 6a and 6b
Flaxville	Zone 4a
Florence	Zone 5b and 6a
Forest Hill Village	Zone 5b
Forsyth	Zone 4b
Fort Belknap Agency	Zone 3b and 4a
Fort Benton	Zone 4a
Fort Peck	Zone 4a
Fort Shaw	Zone 4a
Fort Smith	Zone 5a and 5b
Fortine	Zone 5a
Four Corners	Zone 5a
Fox Lake	Zone 4a
Frazer	Zone 4a
Frenchtown	Zone 5b and 6a
Froid	Zone 4a
Gallatin Gateway	Zone 5a
Gallatin River Ranch	Zone 4b and 5a
Gardiner	Zone 5a and 5b
Garrison	Zone 4b and 5a
Geraldine	Zone 4a and 4b
Geyser	Zone 4b
Gibson Flats	Zone 4b
Gildford	Zone 3b
Glasgow	Zone 4a
Glendive	Zone 4a
Grass Range	Zone 4b
Great Falls	Zone 4b
Greycliff	Zone 4b and 5a
Hamilton	Zone 5b and 6a
Happys Inn	Zone 4b and 5a
Hardin	Zone 4b
Harlem	Zone 3b
Harlowton	Zone 4b
Harrison	Zone 5a
Havre	Zone 4a
Havre North	Zone 4a
Hays	Zone 4b and 5a
Heart Butte	Zone 4b
Hebgen Lake Estates	Zone 3b
Helena	Zone 4b and 5a
Helena Flats	Zone 5b
Helena Valley Northeast	Zone 4b
Helena Valley Northwest	Zone 4b
Helena Valley Southeast	Zone 4b and 5a
Helena Valley West Central	Zone 4b and 5a
Helena West Side	Zone 4b and 5a
Heron	Zone 6b
Herron	Zone 4a
Highwood	Zone 4a and 4b
Hingham	Zone 4a
Hinsdale	Zone 3b and 4a
Hobson	Zone 4b
Hot Springs	Zone 6a
Hungry Horse	Zone 5b
Huntley	Zone 4b
Huson	Zone 5b
Hysham	Zone 4b
Indian Springs	Zone 5a and 5b
Inverness	Zone 4a
Ismay	Zone 4a
Jardine	Zone 4b and 5a
Jefferson City	Zone 4b and 5a
Jette	Zone 6a
Joliet	Zone 5a
Joplin	Zone 4a
Jordan	Zone 4a
Judith Gap	Zone 4b
Kalispell	Zone 5b
Kerr	Zone 6a
Kevin	Zone 4a
Kicking Horse	Zone 6a
Kila	Zone 5a and 5b
King Arthur Park	Zone 5a
Kings Point	Zone 6a and 6b
Klein	Zone 4b
Kremlin	Zone 4a
Lake Mary Ronan	Zone 5b and 6a
Lakeside	Zone 5b, 6a and 6b
Lame Deer	Zone 4a, 4b, 5a and 5b
Laurel	Zone 5a
Lavina	Zone 4b
Lewistown	Zone 4b
Lewistown Heights	Zone 4b
Libby	Zone 5b and 6a
Lima	Zone 4b
Lincoln	Zone 4a and 4b
Lindisfarne	Zone 6a and 6b
Little Bitterroot Lake	Zone 4a, 4b, 5a and 5b
Little Browning	Zone 4a
Livingston	Zone 5a
Lockwood	Zone 4b and 5a
Lodge Grass	Zone 4b
Lodge Pole	Zone 4b and 5a
Logan	Zone 4b and 5a
Lolo	Zone 5b and 6a
Loma	Zone 3b and 4a
Lonepine	Zone 5b and 6a
Malmstrom AFB	Zone 4b
Malta	Zone 4a
Manhattan	Zone 4b
Marion	Zone 4b, 5a and 5b
Martin City	Zone 5b
Martinsdale	Zone 4b
Marysville	Zone 4b and 5a
Maxville	Zone 4b, 5a and 5b
Medicine Lake	Zone 3b
Melstone	Zone 4b
Miles City	Zone 4a and 4b
Missoula	Zone 5b and 6a
Montana City	Zone 4b, 5a and 5b
Moore	Zone 4b
Muddy	Zone 4a, 4b and 5a
Musselshell	Zone 4b
Nashua	Zone 4a
Neihart	Zone 4a and 4b
Niarada	Zone 5b, 6a and 6b
North Browning	Zone 4a
Noxon	Zone 6a and 6b
Old Agency	Zone 6a
Olney	Zone 4b
Opheim	Zone 4a
Orchard Homes	Zone 5b and 6a
Outlook	Zone 3b
Ovando	Zone 4a
Pablo	Zone 5b and 6a
Paradise	Zone 6a
Park City	Zone 4b and 5a
Parker School	Zone 4a and 4b
Philipsburg	Zone 4b and 5a
Piltzville	Zone 5b
Pinesdale	Zone 5b
Pioneer Junction	Zone 5b and 6a
Plentywood	Zone 3b
Plevna	Zone 4a
Polson	Zone 5b and 6a
Ponderosa Pines	Zone 4b, 5a and 5b
Pony	Zone 5a
Poplar	Zone 3b
Power	Zone 4a and 4b
Pray	Zone 5a
Pryor	Zone 5a and 5b
Rader Creek	Zone 4b and 5a
Radersburg	Zone 4b and 5a
Ravalli	Zone 6a
Red Lodge	Zone 5a
Reed Point	Zone 4b and 5a
Reserve	Zone 3b
Rexford	Zone 5b
Richey	Zone 4a
Riverbend	Zone 6a
Roberts	Zone 5a
Rocky Boy West	Zone 4a
Rocky Boy’s Agency	Zone 4a and 4b
Rocky Point	Zone 6a
Rollins	Zone 5b and 6a
Ronan	Zone 6a
Roscoe	Zone 5a
Rosebud	Zone 4b
Roundup	Zone 4b
Roy	Zone 4b
Rudyard	Zone 4a
Ryegate	Zone 4b
Saco	Zone 3b
Saddle Butte	Zone 4a
Sand Coulee	Zone 4b
Sangrey	Zone 4a and 4b
Santa Rita	Zone 4a
Savage	Zone 4a
Scobey	Zone 3b
Sedan	Zone 4b and 5a
Seeley Lake	Zone 4a, 4b, 5a and 5b
Shawmut	Zone 4b
Shelby	Zone 4a
Shepherd	Zone 4b
Sheridan	Zone 5a
Sidney	Zone 4a
Silesia	Zone 5a
Silver Gate	Zone 4a and 4b
Simms	Zone 4a and 4b
Somers	Zone 5b
South Browning	Zone 4a
South Glastonbury	Zone 5a
South Hills	Zone 4b and 5a
Spokane Creek	Zone 4b, 5a and 5b
Springdale	Zone 5a
Springhill	Zone 4b and 5a
St. Ignatius	Zone 6a
St. Marie	Zone 4a
St. Pierre	Zone 4a and 4b
St. Regis	Zone 6a
Stanford	Zone 4b
Starr School	Zone 4a
Stevensville	Zone 5b
Stockett	Zone 4b
Stryker	Zone 5a
Sula	Zone 5a
Sun Prairie	Zone 4a and 4b
Sun River	Zone 4a
Sunburst	Zone 4a
Superior	Zone 6a
Swan Lake	Zone 5b and 6a
Sweet Grass	Zone 4a
Sylvanite	Zone 5b and 6a
Terry	Zone 4a
The Silos	Zone 4b and 5a
Thompson Falls	Zone 6a and 6b
Three Forks	Zone 4b and 5a
Toston	Zone 4b
Townsend	Zone 4b
Trego	Zone 4b, 5a, 5b and 6a
Trout Creek	Zone 6a
Troy	Zone 6a and 6b
Turah	Zone 5a, 5b and 6a
Turner	Zone 4a
Turtle Lake	Zone 6a
Twin Bridges	Zone 5a
Ulm	Zone 4a and 4b
Valier	Zone 4b
Vaughn	Zone 4a
Victor	Zone 5b
Virginia City	Zone 5a
Walkerville	Zone 4b and 5a
Weeksville	Zone 6a
West Glacier	Zone 5a
West Glendive	Zone 4a
West Havre	Zone 4a
West Kootenai	Zone 5a and 5b
West Yellowstone	Zone 3b
Westby	Zone 3b
Wheatland	Zone 4b, 5a and 5b
White Haven	Zone 6a
White Sulphur Springs	Zone 4b
Whitefish	Zone 5a and 5b
Whitehall	Zone 5a
Whitewater	Zone 3b
Wibaux	Zone 4a
Willow Creek	Zone 4b and 5a
Wilsall	Zone 4b
Wineglass	Zone 5a
Winifred	Zone 4b
Winnett	Zone 4b
Winston	Zone 5a and 5b
Wisdom	Zone 3a
Wolf Point	Zone 4a
Woods Bay	Zone 5b and 6a
Worden	Zone 4b
Wye	Zone 5b
Wyola	Zone 4b
Yaak	Zone 4b, 5a and 5b
Zortman	Zone 4b and 5a