| Population | 193 |
| Nationwide Rank | 16831 |
Onslow, Iowa is the 16,831st largest city in the United States as of 2017.
Onslow, Iowa is a city.
Onslow, Iowa is currently 13.5% smaller than it was in 2000, the year of its peak recorded population.
Onslow, Iowa's growth is about average. 58% of similarly sized cities are growing faster since 2000.
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 16821 | Oakwood, Missouri | 194 | -1.5% |
| 16822 | Oldtown, Idaho | 194 | 7.7% |
| 16823 | Stoutland, Missouri | 194 | 4.8% |
| 16824 | Wentworth, South Dakota | 194 | 3.7% |
| 16825 | Woodruff, Utah | 194 | 4.8% |
| 16826 | Bethel, Delaware | 193 | 4.8% |
| 16827 | Callensburg, Pennsylvania | 193 | -11.4% |
| 16828 | Layton, Florida | 193 | 3.7% |
| 16829 | Lincolnville, Kansas | 193 | -15.7% |
| 16830 | Megargel, Texas | 193 | -22.8% |
| 16831 | Onslow, Iowa | 193 | -13.4% |
| 16832 | Ratcliff, Arkansas | 193 | 1.0% |
| 16833 | St. Lawrence, South Dakota | 193 | -7.2% |
| 16834 | Trenton, South Carolina | 193 | -18.2% |
| 16835 | Union Center, Wisconsin | 193 | -9.3% |
| 16836 | West Leipsic, Ohio | 193 | -28.5% |
| 16837 | Zanesfield, Ohio | 193 | -11.8% |
| 16838 | Breedsville, Michigan | 192 | -17.9% |
| 16839 | Bremen, Kentucky | 192 | -47.3% |
| 16840 | Buffalo, North Dakota | 192 | -8.1% |
| 16841 | Du Bois, Illinois | 192 | -13.5% |
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 14417 | Salix | 386 | -2.7% |
| 14441 | Union | 384 | -10.0% |
| 14458 | Salem | 382 | -17.4% |
| 14463 | Colesburg | 381 | -7.2% |
| 14464 | Columbus City | 381 | 1.3% |
| 14481 | Ringsted | 380 | -16.6% |
| 14487 | Letts | 379 | -3.3% |
| 14489 | Mondamin | 379 | -10.4% |
| 14540 | Orient | 374 | -6.5% |
| 14570 | Holy Cross | 371 | 9.7% |
| 14572 | Wesley | 371 | -20.3% |
| 14575 | Charlotte | 370 | -12.3% |
| 14576 | Churdan | 370 | -11.0% |
| 14595 | Plymouth | 369 | -13.9% |
| 14596 | Donahue | 368 | 26.0% |
| 14637 | Livermore | 363 | -15.3% |
| 14646 | Fertile | 362 | 0.0% |
| 14659 | Nichols | 361 | -4.2% |
| 14688 | Garrison | 358 | -13.3% |
| 14709 | Callender | 356 | -17.5% |
| 14747 | Pierson | 353 | -4.8% |
| 14766 | Lohrville | 351 | -18.1% |
| 14767 | Lorimor | 351 | -17.4% |
| 14773 | Spillville | 351 | -8.8% |
| 14789 | Lacona | 349 | -3.8% |
| 14798 | Farnhamville | 348 | -18.8% |
| 14800 | Menlo | 348 | -4.6% |
| 14802 | Rudd | 348 | -19.0% |
| 14828 | Clearfield | 346 | -7.9% |
| 14835 | Minburn | 346 | -11.9% |
| 14840 | Ryan | 346 | -10.8% |
| 14842 | Wahpeton | 346 | -25.4% |
| 14845 | Libertyville | 345 | 6.4% |
| 14846 | Massena | 345 | -16.6% |
| 14849 | Terril | 345 | -14.8% |
| 14851 | Ute | 345 | -8.4% |
| 14897 | Cincinnati | 340 | -20.3% |
| 14900 | Danbury | 340 | -11.4% |
| 14906 | Middletown | 340 | -36.4% |
| 14937 | Templeton | 338 | 1.5% |
| 14993 | Williams | 332 | -22.0% |
| 15035 | Elliott | 327 | -18.8% |
| 15064 | Diagonal | 324 | 3.8% |
| 15070 | McCallsburg | 324 | 1.8% |
| 15080 | Fort Atkinson | 323 | -16.7% |
| 15088 | Sheldahl | 323 | -3.8% |
| 15106 | Harpers Ferry | 321 | -2.7% |
| 15116 | Bronson | 319 | 17.7% |
| 15133 | Floyd | 318 | -11.6% |
| 15138 | Irwin | 318 | -14.5% |
| 15152 | Delta | 316 | -23.1% |
| 15192 | McCausland | 313 | 5.0% |
| 15233 | Peterson | 310 | -16.4% |
| 15243 | Auburn | 309 | 3.6% |
| 15244 | Brandon | 309 | -0.3% |
| 15259 | Atalissa | 308 | -1.5% |
| 15274 | Granville | 307 | -5.5% |
| 15291 | Kellerton | 306 | -17.7% |
| 15296 | Steamboat Rock | 306 | -9.1% |
| 15304 | Mingo | 305 | 12.9% |
| 15315 | Lester | 304 | 21.1% |
| 15320 | Rhodes | 304 | 3.4% |
| 15346 | Kelley | 301 | -3.2% |
| 15356 | Liscomb | 300 | 10.2% |
| 15423 | Lockridge | 295 | 7.2% |
| 15435 | Lytton | 294 | -3.9% |
| 15439 | Bertram | 293 | 9.3% |
| 15452 | Persia | 293 | -19.2% |
| 15454 | Quimby | 293 | -20.3% |
| 15457 | Westside | 293 | -10.3% |
| 15483 | Bode | 290 | -11.0% |
| 15486 | Marble Rock | 290 | -10.7% |
| 15488 | Ridgeway | 290 | -0.6% |
| 15493 | Bagley | 289 | -17.8% |
| 15508 | West Okoboji | 289 | -33.2% |
| 15509 | Blakesburg | 288 | -22.3% |
| 15535 | Harcourt | 286 | -15.6% |
| 15537 | Kimballton | 286 | -16.1% |
| 15550 | Pulaski | 285 | 13.5% |
| 15580 | Stockport | 282 | -0.7% |
| 15594 | Lakota | 281 | 10.1% |
| 15619 | Ionia | 279 | 0.7% |
| 15621 | Riverton | 279 | -7.6% |
| 15626 | Rippey | 278 | -12.5% |
| 15635 | Leland | 277 | 7.3% |
| 15660 | Luana | 275 | 10.8% |
| 15672 | Ladora | 274 | -4.8% |
| 15711 | Holland | 271 | 8.8% |
| 15712 | Maurice | 271 | 6.6% |
| 15714 | Protivin | 271 | -14.5% |
| 15720 | Farmersburg | 270 | -9.3% |
| 15723 | Kiron | 270 | -0.7% |
| 15734 | Crawfordsville | 269 | -9.1% |
| 15741 | Low Moor | 269 | 12.5% |
| 15742 | Malcom | 269 | -23.3% |
| 15746 | Deep River | 268 | -6.9% |
| 15756 | Defiance | 267 | -22.8% |
| 15771 | Coulter | 266 | 1.9% |
| 15779 | Rowley | 266 | -8.2% |
| 15787 | Mallard | 265 | -10.1% |
| 15792 | Renwick | 265 | -13.1% |
| 15836 | Modale | 262 | -13.5% |
| 15864 | Kensett | 260 | -6.8% |
| 15868 | Dedham | 259 | -6.8% |
| 15869 | Deloit | 259 | -9.7% |
| 15896 | Corwith | 257 | -26.3% |
| 15948 | Alta Vista | 253 | -11.2% |
| 15969 | Chelsea | 251 | -12.2% |
| 15975 | Lu Verne | 251 | -16.0% |
| 15990 | Dixon | 250 | -8.0% |
| 15999 | Cumberland | 249 | -11.3% |
| 16006 | Halbur | 249 | 17.4% |
| 16011 | Martelle | 249 | -11.0% |
| 16026 | Grafton | 248 | -14.4% |
| 16029 | La Motte | 248 | -8.8% |
| 16043 | Luxemburg | 247 | 0.4% |
| 16046 | Waucoma | 247 | -17.3% |
| 16055 | Montour | 246 | -13.6% |
| 16065 | Parnell | 245 | 10.8% |
| 16066 | Silver City | 245 | -5.4% |
| 16072 | Greeley | 244 | -11.5% |
| 16076 | Meservey | 244 | -3.1% |
| 16083 | Harvey | 243 | -12.5% |
| 16088 | Macedonia | 243 | -25.2% |
| 16106 | Wadena | 242 | -0.4% |
| 16128 | Fredonia | 240 | -4.7% |
| 16149 | Pisgah | 239 | -24.3% |
| 16158 | Fenton | 238 | -24.4% |
| 16161 | Keswick | 238 | -19.5% |
| 16162 | Laurel | 238 | -10.5% |
| 16167 | Prescott | 238 | -10.5% |
| 16169 | Yale | 238 | -16.7% |
| 16183 | Crystal Lake | 236 | -17.1% |
| 16243 | Marathon | 232 | -22.9% |
| 16271 | Paton | 230 | -13.2% |
| 16285 | Washta | 229 | -18.5% |
| 16288 | Fostoria | 228 | -0.8% |
| 16319 | Olds | 226 | -8.8% |
| 16324 | Smithland | 226 | 2.2% |
| 16332 | Goose Lake | 225 | -2.5% |
| 16362 | New Providence | 224 | -1.7% |
| 16392 | Hanlontown | 222 | -3.0% |
| 16397 | Packwood | 222 | -0.4% |
| 16431 | Stout | 220 | 1.3% |
| 16442 | Hornick | 219 | -13.4% |
| 16443 | Lineville | 219 | -19.7% |
| 16451 | Cleghorn | 218 | -12.8% |
| 16457 | Joice | 218 | -5.6% |
| 16469 | Jamaica | 217 | -8.0% |
| 16476 | Cushing | 216 | -12.1% |
| 16481 | Grand River | 216 | -6.4% |
| 16543 | Thurman | 212 | -9.4% |
| 16557 | Rake | 211 | -7.4% |
| 16561 | Woden | 211 | -12.8% |
| 16564 | Cantril | 210 | -18.2% |
| 16583 | Panama | 209 | -1.4% |
| 16593 | Moorhead | 208 | -9.9% |
| 16597 | Ollie | 208 | -7.1% |
| 16603 | Clutier | 207 | -9.6% |
| 16606 | Lucas | 207 | -14.8% |
| 16615 | Blairsburg | 206 | -11.9% |
| 16628 | Van Wert | 206 | -10.4% |
| 16633 | College Springs | 205 | -16.6% |
| 16643 | South English | 205 | -3.7% |
| 16663 | Alvord | 203 | 8.5% |
| 16705 | Frederika | 201 | 1.0% |
| 16706 | Garden Grove | 201 | -18.9% |
| 16709 | Melvin | 201 | -17.2% |
| 16722 | Linden | 200 | -12.2% |
| 16727 | Rembrandt | 200 | -11.8% |
| 16731 | Woodburn | 200 | -18.6% |
| 16732 | Blencoe | 199 | -13.4% |
| 16769 | Volga | 198 | -19.8% |
| 16770 | Westgate | 198 | -15.3% |
| 16804 | Arthur | 195 | -20.0% |
| 16809 | Hancock | 195 | -5.7% |
| 16810 | Kamrar | 195 | -14.8% |
| 16815 | Stockton | 195 | 4.8% |
| 16831 | Onslow | 193 | -13.4% |
| 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% |
| Year | Population | Rank in US |
|---|---|---|
| 2017 | 193 | 16,831 |
| 2016 | 196 | 16,819 |
| 2015 | 196 | 16,814 |
| 2014 | 196 | 16,816 |
| 2013 | 197 | 16,798 |
| 2012 | 196 | 16,816 |
| 2011 | 197 | 16,811 |
| 2010 | 197 | 16,810 |
| 2008 | 215 | 16,604 |
| 2007 | 214 | 16,630 |
| 2006 | 214 | 16,634 |
| 2005 | 215 | 16,639 |
| 2004 | 218 | 16,608 |
| 2003 | 219 | 16,603 |
| 2002 | 218 | 16,631 |
| 2001 | 219 | 16,621 |
| 2000 | 223 | 16,592 |
| 1990 | 216 | 16,458 |