| Population | 96 |
| Nationwide Rank | 18408 |
Unionville, Iowa is the 18,408th largest city in the United States as of 2017.
Unionville, Iowa is a city.
Unionville, Iowa is currently 27.8% smaller than it was in 1990, the year of its peak recorded population.
Unionville, Iowa's growth is extremely below average. 82% of similarly sized cities are growing faster since 2000.
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 18398 | Hamer, Idaho | 96 | 700.0% |
| 18399 | Jeddo, Pennsylvania | 96 | -33.3% |
| 18400 | Leon, Oklahoma | 96 | 0.0% |
| 18401 | Liebenthal, Kansas | 96 | -13.5% |
| 18402 | Manchester, Kansas | 96 | -5.8% |
| 18403 | Media, Illinois | 96 | -26.1% |
| 18404 | Monticello, Missouri | 96 | -23.8% |
| 18405 | Portis, Kansas | 96 | -22.5% |
| 18406 | Richville, Minnesota | 96 | -22.5% |
| 18407 | Springtown, Arkansas | 96 | -16.5% |
| 18408 | Unionville, Iowa | 96 | -24.4% |
| 18409 | Black Springs, Arkansas | 95 | -16.6% |
| 18410 | Bunker Hill, Kansas | 95 | -5.9% |
| 18411 | Coy, Arkansas | 95 | -18.1% |
| 18412 | Eddyville, Nebraska | 95 | -1.0% |
| 18413 | Elk Creek, Nebraska | 95 | -15.1% |
| 18414 | Etowah, Oklahoma | 95 | -22.1% |
| 18415 | Franklin, Missouri | 95 | -15.1% |
| 18416 | Geneva, Georgia | 95 | -16.6% |
| 18417 | Hitchcock, South Dakota | 95 | -12.0% |
| 18418 | Hunter, Arkansas | 95 | -37.0% |
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 16855 | Elberon | 191 | -22.0% |
| 16866 | Boxholm | 190 | -11.6% |
| 16903 | Beaman | 187 | -10.9% |
| 16905 | Blockton | 187 | -2.6% |
| 16907 | Davis City | 187 | -31.7% |
| 16908 | Drakesville | 187 | 1.0% |
| 16931 | Prairieburg | 186 | 7.5% |
| 16937 | Barnum | 185 | -5.6% |
| 16974 | Gravity | 183 | -16.4% |
| 16975 | Henderson | 183 | 7.0% |
| 16981 | Portsmouth | 183 | -18.6% |
| 16991 | Decatur City | 182 | -8.0% |
| 17011 | Shambaugh | 181 | -3.2% |
| 17037 | Sherrill | 179 | -11.3% |
| 17038 | Thor | 179 | 2.8% |
| 17042 | Coin | 178 | -29.0% |
| 17047 | Hillsboro | 178 | -13.1% |
| 17050 | Maysville | 178 | 9.2% |
| 17057 | Rickardsville | 178 | -6.3% |
| 17060 | Tingley | 178 | 4.0% |
| 17061 | Wallingford | 178 | -14.8% |
| 17115 | Magnolia | 174 | -12.5% |
| 17121 | Dickens | 173 | -14.3% |
| 17126 | Kirkville | 173 | -19.1% |
| 17128 | Lidderdale | 173 | -6.4% |
| 17145 | Haverhill | 172 | 1.1% |
| 17165 | Barnes City | 170 | -25.1% |
| 17175 | Oakville | 170 | -61.1% |
| 17176 | Pilot Mound | 170 | -20.5% |
| 17188 | Lambs Grove | 169 | -24.8% |
| 17244 | Randall | 165 | 15.3% |
| 17247 | Rose Hill | 165 | -20.2% |
| 17254 | Alexander | 164 | -0.6% |
| 17255 | Aurora | 164 | -15.4% |
| 17258 | Dundee | 164 | -8.3% |
| 17262 | Little Sioux | 164 | -24.4% |
| 17267 | Soldier | 164 | -20.7% |
| 17269 | Vincent | 164 | 3.7% |
| 17281 | Woolstock | 163 | -20.0% |
| 17288 | Moorland | 162 | -19.4% |
| 17289 | Patterson | 162 | 27.5% |
| 17300 | Harris | 161 | -19.0% |
| 17313 | Calumet | 160 | -11.1% |
| 17314 | Castalia | 160 | 1.2% |
| 17337 | Leighton | 159 | 0.6% |
| 17367 | Swaledale | 158 | -9.7% |
| 17378 | Oakland Acres | 157 | -4.8% |
| 17410 | Geneva | 155 | -9.3% |
| 17415 | Reasnor | 155 | -20.5% |
| 17417 | Rowan | 155 | -28.8% |
| 17421 | Bridgewater | 154 | -11.4% |
| 17436 | Palmer | 154 | -27.6% |
| 17440 | Welton | 154 | -5.5% |
| 17443 | Braddyville | 153 | -12.5% |
| 17444 | Bristow | 153 | -24.2% |
| 17445 | Brunsville | 153 | 4.7% |
| 17446 | Exline | 153 | -19.8% |
| 17450 | Millersburg | 153 | -16.8% |
| 17460 | Delaware | 152 | -19.1% |
| 17467 | McClelland | 152 | 17.8% |
| 17468 | Randolph | 152 | -26.9% |
| 17485 | Linn Grove | 151 | -28.4% |
| 17498 | Hastings | 150 | -30.5% |
| 17501 | Lincoln | 150 | -17.1% |
| 17506 | Panorama Park | 150 | 14.5% |
| 17512 | Williamson | 150 | -7.9% |
| 17518 | Monmouth | 149 | -17.2% |
| 17525 | West Chester | 149 | -6.2% |
| 17543 | Rock Falls | 148 | -12.9% |
| 17548 | Clemons | 147 | -0.6% |
| 17552 | Meriden | 147 | -20.1% |
| 17568 | Mount Auburn | 146 | -8.7% |
| 17573 | Whitten | 146 | -8.7% |
| 17598 | Floris | 144 | -5.8% |
| 17601 | Searsboro | 144 | -9.4% |
| 17612 | New Liberty | 143 | 18.1% |
| 17652 | Waterville | 141 | 0.0% |
| 17659 | Lone Rock | 140 | -10.8% |
| 17685 | Clare | 138 | -27.3% |
| 17690 | Houghton | 138 | 6.1% |
| 17696 | North Washington | 138 | 16.9% |
| 17705 | Centralia | 137 | 35.6% |
| 17711 | Ricketts | 137 | -4.8% |
| 17718 | Ayrshire | 136 | -32.3% |
| 17725 | Springbrook | 136 | -24.8% |
| 17726 | St. Lucas | 136 | -23.5% |
| 17733 | Castana | 135 | -24.1% |
| 17735 | Franklin | 135 | 0.0% |
| 17739 | Luther | 135 | -14.5% |
| 17796 | Hamilton | 132 | -8.3% |
| 17798 | Larrabee | 132 | -10.2% |
| 17809 | Webb | 132 | -20.0% |
| 17811 | Westfield | 132 | -30.1% |
| 17817 | Goodell | 131 | -24.7% |
| 17823 | Mitchell | 131 | -15.4% |
| 17838 | East Peru | 130 | -15.0% |
| 17856 | Havelock | 129 | -26.7% |
| 17883 | St. Donatus | 128 | -8.5% |
| 17911 | St. Paul | 126 | 6.7% |
| 17920 | Ferguson | 125 | -0.7% |
| 17933 | Dawson | 124 | -21.0% |
| 17963 | Ledyard | 123 | -16.3% |
| 17967 | Rutland | 123 | -14.5% |
| 17970 | St. Marys | 123 | -8.8% |
| 17971 | Stanley | 123 | -3.9% |
| 17979 | Archer | 122 | -3.1% |
| 17990 | Superior | 122 | -14.0% |
| 17994 | Chester | 121 | -19.8% |
| 18002 | Masonville | 121 | 16.3% |
| 18009 | Bouton | 120 | -12.4% |
| 18017 | North Buena Vista | 120 | -3.2% |
| 18020 | Toronto | 120 | -10.4% |
| 18021 | Westphalia | 120 | -25.0% |
| 18030 | McIntire | 119 | -31.2% |
| 18053 | Bernard | 117 | 14.7% |
| 18076 | Macksburg | 116 | -18.3% |
| 18082 | Rome | 116 | 0.0% |
| 18086 | Weldon | 116 | -20.0% |
| 18094 | Marne | 115 | -22.8% |
| 18101 | Brayton | 114 | -15.5% |
| 18125 | Morley | 113 | 28.4% |
| 18128 | Promise City | 113 | 7.6% |
| 18142 | Lanesboro | 112 | -25.8% |
| 18153 | Derby | 111 | -15.2% |
| 18176 | Harper | 109 | -18.6% |
| 18191 | Westwood | 109 | -13.4% |
| 18192 | Wiota | 109 | -26.8% |
| 18193 | Ackworth | 108 | 21.3% |
| 18194 | Arion | 108 | -20.5% |
| 18195 | Cromwell | 108 | -10.0% |
| 18212 | Carpenter | 107 | -17.6% |
| 18220 | Martinsburg | 107 | -15.0% |
| 18222 | Melrose | 107 | -17.6% |
| 18225 | Mount Union | 107 | -18.9% |
| 18235 | Buckeye | 106 | -3.6% |
| 18239 | Fraser | 106 | -22.6% |
| 18242 | Oyens | 106 | -19.6% |
| 18245 | Somers | 106 | -35.3% |
| 18262 | Nodaway | 105 | -20.4% |
| 18289 | Baldwin | 103 | -18.8% |
| 18301 | Pleasant Plain | 103 | -21.3% |
| 18303 | Sageville | 103 | -54.0% |
| 18330 | Oto | 101 | -30.3% |
| 18333 | St. Anthony | 101 | -7.3% |
| 18334 | St. Olaf | 101 | -25.1% |
| 18337 | Andover | 100 | 14.9% |
| 18368 | Willey | 99 | -2.9% |
| 18371 | Chillicothe | 98 | 10.1% |
| 18391 | Arispe | 96 | 7.8% |
| 18408 | Unionville | 96 | -24.4% |
| 18437 | Hansell | 94 | -2.0% |
| 18442 | Luzerne | 94 | -10.4% |
| 18474 | Morrison | 92 | -4.1% |
| 18481 | Zwingle | 92 | -8.0% |
| 18485 | Craig | 91 | -10.7% |
| 18537 | Matlock | 88 | 6.0% |
| 18541 | Numa | 88 | -20.7% |
| 18564 | Sharpsburg | 87 | -11.2% |
| 18573 | Cylinder | 86 | -21.8% |
| 18576 | Garber | 86 | -16.5% |
| 18578 | Gruver | 86 | -18.0% |
| 18590 | Grant | 85 | -16.6% |
| 18609 | Keomah Village | 84 | -13.4% |
| 18617 | Bradgate | 83 | -17.8% |
| 18629 | Rathbun | 83 | -5.6% |
| 18636 | Graf | 82 | 12.3% |
| 18655 | Nemaha | 81 | -19.0% |
| 18662 | Yorktown | 81 | -1.2% |
| 18667 | Chatsworth | 80 | -10.1% |
| 18675 | Redding | 80 | 2.5% |
| 18678 | Spragueville | 80 | -11.1% |
| 18686 | Hartwick | 79 | -4.8% |
| 18691 | Struble | 79 | -7.0% |
| 18703 | Truesdale | 78 | -14.2% |
| 18729 | Popejoy | 76 | -5.0% |
| 18730 | Ralston | 76 | -22.4% |
| 18750 | Clio | 74 | -18.6% |
| 18770 | Swan | 73 | -39.6% |
| 18788 | Kinross | 71 | -11.2% |
| 18793 | Orchard | 71 | -19.3% |
| 18795 | Plover | 71 | -24.4% |
| 18802 | Aredale | 70 | -21.3% |
| 18804 | Colwell | 70 | -7.8% |
| 18810 | Scarville | 70 | -27.8% |
| 18811 | Shannon City | 70 | -9.0% |
| 18815 | Webster | 70 | -35.7% |
| 18820 | Bevington | 69 | 13.1% |
| 18821 | Dana | 69 | -17.8% |
| 18827 | Greenville | 69 | -25.8% |
| 18830 | Imogene | 69 | 4.5% |
| 18851 | Rossie | 68 | 17.2% |
| 18855 | Balltown | 67 | -15.1% |
| 18865 | Marysville | 67 | 24.0% |
| 18869 | Plano | 67 | 15.5% |
| 18875 | Varina | 67 | -24.7% |
| 18907 | Spring Hill | 65 | -30.1% |
| 18909 | Bassett | 64 | -13.5% |
| 18918 | Tennant | 64 | -12.3% |
| 18919 | Turin | 64 | -14.6% |
| 18942 | Kirkman | 62 | -18.4% |
| 18954 | Knierim | 61 | -12.8% |
| 18962 | Thornburg | 61 | -27.3% |
| 18966 | Dolliver | 60 | -22.0% |
| 18968 | Gibson | 60 | -34.7% |
| 18971 | Guernsey | 60 | -14.2% |
| 18999 | Valeria | 59 | -4.8% |
| 19004 | Gray | 58 | -29.2% |
| 19010 | Rodney | 58 | -21.6% |
| 19023 | Osterdock | 57 | 14.0% |
| 19028 | Curlew | 56 | -9.6% |
| 19029 | Dougherty | 56 | -30.0% |
| 19039 | Thayer | 56 | -15.1% |
| 19050 | Northboro | 55 | -8.3% |
| 19051 | Randalia | 55 | -34.5% |
| 19055 | Jackson Junction | 54 | -10.0% |
| 19068 | Sandyville | 53 | -14.5% |
| 19110 | Rinard | 50 | -30.5% |
| 19115 | Beaver | 49 | -7.5% |
| 19120 | Hayesville | 49 | -23.4% |
| 19130 | Gillett Grove | 48 | -12.7% |
| 19136 | Vining | 48 | -30.4% |
| Year | Population | Rank in US |
|---|---|---|
| 2017 | 96 | 18,408 |
| 2016 | 100 | 18,364 |
| 2015 | 100 | 18,356 |
| 2014 | 101 | 18,350 |
| 2013 | 101 | 18,355 |
| 2012 | 101 | 18,363 |
| 2011 | 102 | 18,350 |
| 2010 | 102 | 18,352 |
| 2009 | 121 | 18,065 |
| 2008 | 121 | 18,071 |
| 2007 | 123 | 18,052 |
| 2006 | 126 | 18,012 |
| 2005 | 127 | 18,005 |
| 2004 | 127 | 18,017 |
| 2003 | 127 | 18,030 |
| 2002 | 126 | 18,054 |
| 2001 | 126 | 18,062 |
| 2000 | 127 | 18,062 |
| 1990 | 133 | 17,858 |