a m e r i c a n l o c a l
h i s t o r y n e t w o r k w y o m i n g w e b s i t e
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WYOMING COUNTIES
COUNTY
NAME |
COUNTY
SEAT |
YEAR
CREATED |
YEAR
ORGANIZED |
PARENT
COUNTIES |
PLATE
NUMBER |
Albany |
Laramie |
|
1868 |
ORIGINAL |
5 |
Big Horn |
Basin |
1890 |
1897 |
Fremont
Johnson Sheridan |
9 |
Campbell |
Gillette |
|
1913 |
Crook
Weston |
17 |
Carter* |
-- |
-- |
-- |
-- |
-- |
Carbon |
Rawlins |
|
1868 |
ORIGINAL |
6 |
Converse |
Douglas |
|
1888 |
Albany
Laramie |
13 |
Crook
|
Sundance |
1875 |
1885 |
Albany
Laramie |
18 |
Fremont |
Lander |
|
1884 |
Sweetwater |
10 |
Goshen |
Torrington |
|
1913 |
Laramie |
7 |
Hanover** |
-- |
-- |
-- |
-- |
-- |
Hot Springs
|
Thermopolis |
|
1913 |
Big Horn
Fremont
Park |
15 |
Johnson
|
Buffalo |
|
1881 |
Carbon
Sweetwater |
16 |
Laramie |
Cheyenne |
1867 |
1868 |
ORIGINAL |
2 |
Lincoln |
Kemmerer |
|
1913 |
Uinta |
12 |
Natrona |
Casper |
|
1890 |
Carbon |
1 |
Niobrara |
Lusk |
1911 |
1913 |
Converse |
14 |
Park |
Cody |
1909 |
1911 |
Big Horn |
11 |
Pease*** |
-- |
-- |
-- |
-- |
-- |
Platte |
Wheatland |
|
1913 |
Laramie |
8 |
Sheridan |
Sheridan |
|
1888 |
Johnson |
3 |
Sublette
|
Pinedale |
|
1923 |
Fremont
Lincoln
|
23 |
Sweetwater |
Green River |
1867 |
1868 |
ORIGINAL |
4 |
Teton |
Jackson |
|
1921 |
Lincoln |
22 |
Uinta |
Evanston |
|
1868 |
ORIGINAL |
19 |
Washakie |
Worland |
|
1913 |
Big Horn |
20 |
Weston |
Newcastle |
|
1890 |
Crook |
21 |
* Carter County, one of Wyoming's five original counties, was renamed
Sweetwater County in 1869. Its first county seat was South Pass City.
** According to the Wyoming Almanac, Hanover County existed for
seven days in 1911 before it was renamed Washakie County.
*** Pease County, formed in 1875, was renamed Johnson County in 1879.