(CO-99-4) County Population Estimates for July 1, 1999 and Demographic Components of Population Change: April 1, 1990 to July 1, 1999 (includes revised April 1, 1990 Population Estimates Base) Two additional components of demographic change--net federal movement and a residual--are not included in this table. Source: Population Estimates Program, Population Division, U.S. Census Bureau, Washington, DC 20233 Contact: Demographic Call Center Staff, 1-866-758-1060 Internet Release Date: March 9, 2000 4/1/90 Net Net Population International Domestic 7/1/99 Estimates Births Deaths Migration Migration FIPS State/County Code and Area Name Estimate Base 1990-99 1990-99 1990-99 1990-99 56 Wyoming........................... 479,602 453,589 60,099 32,704 2,014 -3,676 56001 Albany County, WY................. 29,060 30,797 3,596 1,487 301 -4,157 56003 Big Horn County, WY............... 11,214 10,525 1,395 1,125 32 415 56005 Campbell County, WY............... 32,727 29,370 4,303 1,179 71 244 56007 Carbon County, WY................. 15,437 16,659 1,715 1,205 104 -1,809 56009 Converse County, WY............... 12,396 11,128 1,391 776 49 498 56011 Crook County, WY.................. 5,778 5,294 623 379 5 256 56013 Fremont County, WY................ 36,191 33,662 4,648 2,910 142 746 56015 Goshen County, WY................. 12,651 12,373 1,374 1,072 44 -43 56017 Hot Springs County, WY............ 4,475 4,809 390 567 2 -146 56019 Johnson County, WY................ 6,858 6,145 677 713 15 765 56021 Laramie County, WY................ 78,877 73,142 11,110 5,330 370 -1,388 56023 Lincoln County, WY................ 13,998 12,625 1,791 788 41 361 56025 Natrona County, WY................ 63,157 61,226 8,466 4,596 216 -2,021 56027 Niobrara County, WY............... 2,684 2,499 260 303 0 243 56029 Park County, WY................... 25,500 23,178 2,730 1,926 67 1,507 56031 Platte County, WY................. 8,612 8,145 832 825 25 449 56033 Sheridan County, WY............... 25,090 23,562 2,568 2,349 60 1,349 56035 Sublette County, WY............... 5,811 4,843 612 405 16 766 56037 Sweetwater County, WY............. 39,322 38,823 5,245 2,085 91 -2,718 56039 Teton County, WY.................. 14,532 11,173 1,692 532 104 2,130 56041 Uinta County, WY.................. 20,288 18,705 3,058 893 176 -742 56043 Washakie County, WY............... 8,541 8,388 964 733 81 -148 56045 Weston County, WY................. 6,403 6,518 659 526 2 -233