Latest Data (2018)
Population 21,073
Nationwide Rank 1756

Quick Facts

Arnold, Missouri is the 1,756th largest city in the United States as of 2018.

Arnold, Missouri is a city.

Arnold, Missouri is as large as it has ever been. In 2018 Arnold had its largest population ever.

Arnold, Missouri's growth is about average. 57% of similarly sized cities are growing faster since 2000.

Arnold, Missouri Border Map

Similarly Sized Cities In US

US Rank Name Population Growth
2000-2018
1746 Pickerington, Ohio 21,201 111.4%
1747 Piqua, Ohio 21,200 2.0%
1748 Sanford, Maine 21,183
1749 Stephenville, Texas 21,164 38.9%
1750 Louisville, Colorado 21,163 11.0%
1751 Oxford, Alabama 21,161 11.0%
1752 Cartersville, Georgia 21,141 31.1%
1753 DeBary, Florida 21,118 35.3%
1754 Bonney Lake, Washington 21,092 77.6%
1755 Eustis, Florida 21,083 32.0%
1756 Arnold, Missouri 21,073 5.5%
1757 New Hope, Minnesota 21,057 0.9%
1758 Chambersburg, Pennsylvania 21,029 17.8%
1759 East Ridge, Tennessee 21,024 2.3%
1760 Milwaukie, Oregon 21,014 2.5%
1761 Ypsilanti, Michigan 20,995 -6.0%
1762 Mill Creek, Washington 20,986 49.9%
1763 Ellensburg, Washington 20,977 34.9%
1764 Battle Ground, Washington 20,949 108.6%
1765 Pleasant Prairie, Wisconsin 20,923 30.0%
1766 Grayslake, Illinois 20,903 11.5%

Similarly Sized Cities In Missouri

US Rank Name Population Growth
2000-2018
939 Wentzville 41,164 451.2%
975 Cape Girardeau 39,853 12.3%
1096 Wildwood 35,517 7.4%
1123 University City 34,322 -8.9%
1210 Liberty 31,779 20.5%
1267 Ballwin 30,188 -3.5%
1311 Raytown 28,993 -4.1%
1356 Kirkwood 27,758 1.4%
1379 Gladstone 27,317 3.5%
1402 Maryland Heights 27,016 -0.4%
1497 Hazelwood 25,204 -3.7%
1515 Grandview 24,962 0.7%
1607 Belton 23,598 7.6%
1645 Webster Groves 22,889 -1.5%
1700 Nixa 21,868 76.0%
1705 Raymore 21,784 93.2%
1711 Sedalia 21,718 6.8%
1756 Arnold 21,073 5.5%
1780 Ferguson 20,730 -7.3%
1801 Rolla 20,390 23.6%
1811 Warrensburg 20,262 23.4%
1817 Ozark 20,188 96.7%
1921 Farmington 18,843 34.7%
1932 Creve Coeur 18,717 11.6%
1977 Manchester 18,172 -5.1%
2034 Kirksville 17,566 1.5%
2042 Hannibal 17,533 -1.2%
2079 Poplar Bluff 17,043 0.4%
2092 Clayton 16,826 5.5%
2128 Republic 16,510 83.5%
2161 Lake St. Louis 16,230 58.5%
2174 Sikeston 16,108 -5.0%
2226 Overland 15,637 -6.9%
2285 Jackson 14,994 24.9%
2305 Lebanon 14,807 19.7%
2309 Carthage 14,763 15.9%
2314 Jennings 14,707 -4.8%
2361 Grain Valley 14,277 166.9%
2386 Washington 14,055 5.5%
2449 Moberly 13,610 -0.9%
2485 Dardenne Prairie 13,360 195.7%
2553 Marshall 12,934 1.8%
2585 St. Ann 12,709 -5.7%
2593 Fulton 12,635 3.6%
2620 Troy 12,456 81.5%
2655 West Plains 12,257 12.0%
2693 Neosho 12,051 13.5%
2695 Festus 12,046 22.5%
2719 Webb City 11,887 20.4%
2726 Crestwood 11,850 -0.1%
2751 Union 11,715 51.7%
2756 Maryville 11,687 9.5%
2766 Excelsior Springs 11,646 7.0%
2771 Bridgeton 11,600 -25.3%
2776 Branson 11,567 66.4%
2784 Mexico 11,527 2.0%
2853 Town and Country 11,140 2.4%
2867 Bolivar 11,038 19.6%
2914 Eureka 10,759 38.3%

Demographics

Population History

Year Population Rank in US
2018 21,073 1,756
2017 21,113 1,735
2016 21,319 1,712
2015 21,357 1,700
2014 21,243 1,689
2013 21,134 1,687
2012 21,013 1,677
2011 20,883 1,672
2010 20,808 1,668
2009 20,609 1,670
2008 20,555 1,660
2007 20,534 1,650
2006 20,471 1,638
2005 20,095 1,641
2004 19,915 1,647
2003 19,833 1,639
2002 19,777 1,626
2001 19,874 1,610
2000 19,963 1,593
1990 18,931 1,447