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RANKING · 2010 CENSUS · 17 SHOWN OF 17

Most population lost, Wyoming cities · 2010

Wyoming cities that lost the most residents from the 2000 census to 2010, by raw count of people rather than percentage. This list covers the 17 cities in Wyoming that qualify, ranked against each other statewide.

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WyomingAll statesPop > 5KAll rankings
SAME RANKING BYCountiesStatesMetros
RELATEDLargest by populationFastest growingFastest shrinkingMost population gainedMost densely populatedMost sparsely populated
YEAR2000201020202024
Most population lost by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoConnecticutDelawareFloridaGeorgiaHawaiiIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPPOPULATION CHANGEVS 2000
01Lander, WYWY7,379+620−497%
02Cody, WYWY10,377+685−27%
03Green River, WYWY11,450+707−178%
04Rawlins, WYWY7,745+721−186%
05Torrington, WYWY6,205+725+480%
06Douglas, WYWY6,469+832+292%
07Evanston, WYWY11,705+852+41%
08Ranchettes, WYWY5,949+929+12%
09Jackson, WYWY10,720+930−78%
10Powell, WYWY6,574+941+1062%
11Riverton, WYWY10,910+1,305+1108%
12Sheridan, WYWY20,015+1,640−14%
13Laramie, WYWY32,284+3,612+599%
14Rock Springs, WYWY22,936+4,328−1613%
15Casper, WYWY58,771+5,672+95%
16Cheyenne, WYWY66,507+6,455+115%
17Gillette, WYWY34,024+9,441+369%
SHOWING 1–17 OF 17
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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS