| Population | 315 |
| Nationwide Rank | 15164 |
Flat Rock, Illinois is the 15,164th largest city in the United States as of 2017.
Flat Rock, Illinois is a village.
Flat Rock, Illinois is currently 25.2% smaller than it was in 1990, the year of its peak recorded population.
Flat Rock, Illinois's growth is extremely below average. 93% of similarly sized cities are growing faster since 2000.
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 15154 | Farber, Missouri | 316 | -22.5% |
| 15155 | Inglewood, Nebraska | 316 | -17.4% |
| 15156 | Montrose, Arkansas | 316 | -39.3% |
| 15157 | Newdale, Idaho | 316 | -11.4% |
| 15158 | Norway, South Carolina | 316 | -17.9% |
| 15159 | Sawyer, Oklahoma | 316 | 15.3% |
| 15160 | Superior, Wyoming | 316 | 30.0% |
| 15161 | Amazonia, Missouri | 315 | 13.3% |
| 15162 | Bristol, South Dakota | 315 | -16.0% |
| 15163 | Buxton, North Dakota | 315 | -10.0% |
| 15164 | Flat Rock, Illinois | 315 | -23.9% |
| 15165 | Kenney, Illinois | 315 | -15.7% |
| 15166 | Lakeland Shores, Minnesota | 315 | -11.2% |
| 15167 | Latexo, Texas | 315 | 15.8% |
| 15168 | Lore City, Ohio | 315 | 3.2% |
| 15169 | Polk, Nebraska | 315 | -1.5% |
| 15170 | Townville, Pennsylvania | 315 | 3.2% |
| 15171 | White Plains, Georgia | 315 | 7.8% |
| 15172 | Accident, Maryland | 314 | -10.7% |
| 15173 | Bath, Illinois | 314 | 1.2% |
| 15174 | Campbell Hill, Illinois | 314 | -5.4% |
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 12337 | Elsah | 630 | -0.7% |
| 12357 | Golden | 627 | -0.3% |
| 12367 | Ava | 625 | -5.5% |
| 12379 | Irvington | 624 | -15.2% |
| 12399 | Lyndon | 620 | 9.7% |
| 12418 | Fairmount | 616 | -3.7% |
| 12456 | Blandinsville | 611 | -20.5% |
| 12463 | San Jose | 611 | -11.9% |
| 12474 | Ursa | 610 | 2.5% |
| 12491 | Dieterich | 607 | 0.8% |
| 12521 | Bartelso | 604 | 0.4% |
| 12523 | Hopkins Park | 604 | -19.8% |
| 12527 | Tamaroa | 604 | -18.2% |
| 12533 | St. Libory | 603 | 3.2% |
| 12543 | Willisville | 602 | -14.6% |
| 12570 | Shipman | 599 | -8.5% |
| 12576 | Sherrard | 598 | -17.8% |
| 12603 | North City | 594 | -5.8% |
| 12613 | Oak Grove | 593 | -18.5% |
| 12625 | Bedford Park | 590 | 2.9% |
| 12648 | Mulberry Grove | 588 | -12.3% |
| 12649 | Tower Hill | 588 | -3.2% |
| 12665 | Stanford | 586 | -15.8% |
| 12675 | Sidell | 584 | -6.4% |
| 12688 | Franklin | 582 | -6.1% |
| 12689 | Holiday Hills | 582 | -19.8% |
| 12700 | Cowden | 580 | -5.2% |
| 12705 | Keithsburg | 579 | -18.9% |
| 12734 | Crescent City | 574 | -8.8% |
| 12737 | Grand Tower | 574 | -7.8% |
| 12742 | Andover | 573 | -3.5% |
| 12763 | Westfield | 571 | -15.7% |
| 12787 | Enfield | 567 | -9.1% |
| 12790 | Pierron | 567 | -12.6% |
| 12812 | Prairie du Rocher | 564 | -7.8% |
| 12814 | Carlock | 563 | 23.4% |
| 12816 | Danforth | 563 | -3.9% |
| 12824 | Patoka | 563 | -11.1% |
| 12841 | Pittsburg | 561 | -2.0% |
| 12843 | Thomson | 561 | 0.1% |
| 12844 | Union | 561 | -2.7% |
| 12851 | Murrayville | 560 | -13.1% |
| 12856 | Wilsonville | 560 | -7.1% |
| 12875 | Schram City | 557 | -14.4% |
| 12885 | Williamsfield | 555 | -10.3% |
| 12894 | Augusta | 553 | -15.7% |
| 12904 | Buckley | 552 | -6.7% |
| 12917 | Bismarck | 551 | 1.2% |
| 12922 | Mettawa | 551 | 47.7% |
| 12980 | St. David | 542 | -7.5% |
| 12984 | Equality | 541 | -24.7% |
| 12994 | Makanda | 540 | 28.2% |
| 13016 | Hutsonville | 538 | -14.8% |
| 13027 | Mark | 537 | 7.4% |
| 13029 | Indian Creek | 536 | 176.2% |
| 13031 | Creal Springs | 535 | -23.7% |
| 13034 | Wapella | 535 | -17.6% |
| 13043 | Pesotum | 534 | 2.6% |
| 13056 | Rankin | 532 | -13.6% |
| 13070 | Thompsonville | 530 | -7.3% |
| 13076 | Grand Ridge | 529 | -2.7% |
| 13113 | Cullom | 524 | -5.5% |
| 13114 | Mound City | 524 | -24.0% |
| 13119 | Trout Valley | 524 | -11.9% |
| 13125 | Chadwick | 523 | 3.9% |
| 13186 | Dalton City | 517 | -11.0% |
| 13193 | Reynolds | 517 | 1.9% |
| 13210 | Tamms | 514 | -56.9% |
| 13234 | Hillsdale | 511 | -12.9% |
| 13242 | Buda | 510 | -13.7% |
| 13262 | Chandlerville | 507 | -27.9% |
| 13263 | Dahlgren | 507 | -1.1% |
| 13273 | Altona | 506 | -11.0% |
| 13285 | Farina | 505 | -9.4% |
| 13295 | Sun River Terrace | 504 | 13.2% |
| 13304 | Liberty | 503 | -3.0% |
| 13322 | Hoyleton | 501 | -3.4% |
| 13352 | Golf | 498 | 10.1% |
| 13368 | Ashley | 496 | -18.9% |
| 13395 | Damiansville | 493 | 32.5% |
| 13409 | Lenzburg | 492 | -14.7% |
| 13415 | Dawson | 491 | -4.1% |
| 13421 | Congerville | 490 | 4.4% |
| 13425 | Kaneville | 490 | 8.1% |
| 13429 | Woodson | 490 | -12.5% |
| 13436 | Ohio | 488 | -9.4% |
| 13450 | Chapin | 486 | -18.0% |
| 13452 | Hoffman | 486 | 4.9% |
| 13454 | Lostant | 486 | 0.2% |
| 13461 | Tovey | 486 | -5.6% |
| 13465 | Buffalo | 485 | -1.0% |
| 13469 | Hammond | 485 | -6.7% |
| 13483 | Fairview | 483 | -2.0% |
| 13530 | Hecker | 478 | 0.2% |
| 13553 | Naplate | 476 | -8.8% |
| 13555 | Plymouth | 476 | -15.3% |
| 13574 | Dakota | 474 | -4.8% |
| 13575 | East Carondelet | 474 | 44.9% |
| 13585 | Norwood | 473 | 0.2% |
| 13589 | Tallula | 473 | -25.7% |
| 13595 | Emden | 472 | -8.7% |
| 13608 | Irving | 471 | -4.8% |
| 13609 | Iuka | 471 | -21.3% |
| 13623 | Junction City | 469 | -16.3% |
| 13656 | Towanda | 466 | -5.6% |
| 13657 | Bowen | 465 | -12.9% |
| 13659 | Fithian | 465 | -8.1% |
| 13675 | Sorento | 463 | -22.7% |
| 13696 | Spring Bay | 461 | 4.5% |
| 13699 | Versailles | 461 | -18.8% |
| 13701 | Allendale | 460 | -12.5% |
| 13705 | Mount Auburn | 460 | -10.8% |
| 13735 | Beecher City | 457 | -7.3% |
| 13738 | Cherry | 457 | -10.0% |
| 13753 | Camargo | 455 | -3.1% |
| 13792 | Buckner | 451 | -5.4% |
| 13805 | Dix | 450 | -8.9% |
| 13808 | Karnak | 450 | -27.0% |
| 13815 | Industry | 449 | -17.3% |
| 13824 | Cornell | 448 | -14.1% |
| 13835 | Bondville | 446 | -2.1% |
| 13855 | Neponset | 444 | -14.2% |
| 13882 | Strasburg | 442 | -26.5% |
| 13901 | Monroe Center | 440 | -11.1% |
| 13932 | Hull | 437 | -7.4% |
| 13949 | German Valley | 435 | -8.9% |
| 13951 | Ipava | 435 | -14.2% |
| 13986 | Herrick | 431 | -17.7% |
| 13998 | De Land | 430 | -9.4% |
| 13999 | Edgewood | 430 | -18.4% |
| 14029 | Waltonville | 427 | -0.2% |
| 14034 | Sublette | 426 | -6.5% |
| 14048 | Humboldt | 424 | -11.2% |
| 14069 | Cutler | 422 | -22.2% |
| 14078 | Melvin | 421 | -9.2% |
| 14106 | Weldon | 418 | -4.7% |
| 14115 | Waynesville | 417 | -7.7% |
| 14142 | Lomax | 414 | -13.0% |
| 14151 | Kane | 413 | -10.0% |
| 14152 | Leaf River | 413 | -25.5% |
| 14159 | Ullin | 413 | -46.7% |
| 14177 | Benson | 410 | 0.7% |
| 14246 | Hopewell | 404 | 1.5% |
| 14251 | St. Rose | 404 | |
| 14257 | Keyesport | 403 | -17.0% |
| 14259 | Loda | 403 | -4.0% |
| 14260 | Sadorus | 403 | -5.3% |
| 14262 | Summerfield | 403 | -13.8% |
| 14274 | Saunemin | 402 | -10.8% |
| 14287 | Bay View Gardens | 400 | 5.8% |
| 14308 | Medora | 398 | -20.5% |
| 14333 | New Haven | 395 | -17.3% |
| 14367 | Elkhart | 391 | -11.5% |
| 14370 | Bonnie | 390 | -8.0% |
| 14378 | Belgium | 389 | -16.5% |
| 14385 | Table Grove | 389 | -1.7% |
| 14390 | Dowell | 388 | -12.4% |
| 14393 | Joy | 388 | 4.3% |
| 14407 | Perry | 387 | -11.0% |
| 14488 | London Mills | 379 | -15.2% |
| 14491 | Sparland | 379 | -24.8% |
| 14507 | Arenzville | 377 | -9.8% |
| 14514 | Alto Pass | 376 | -3.0% |
| 14534 | Xenia | 375 | -8.5% |
| 14558 | Good Hope | 372 | -10.3% |
| 14636 | Jeffersonville | 363 | -0.5% |
| 14638 | Ludlow | 363 | -2.6% |
| 14640 | Ransom | 363 | -11.0% |
| 14647 | Latham | 362 | -2.1% |
| 14653 | Bonfield | 361 | -2.6% |
| 14660 | Secor | 361 | -4.4% |
| 14669 | Scales Mound | 360 | -10.2% |
| 14694 | Varna | 358 | -17.8% |
| 14703 | Prairie City | 357 | -22.3% |
| 14707 | Belle Rive | 356 | -4.0% |
| 14714 | Martinton | 356 | -5.3% |
| 14726 | Sigel | 355 | -8.2% |
| 14759 | Thebes | 352 | -26.2% |
| 14764 | Hume | 351 | -7.3% |
| 14774 | Apple River | 350 | -7.6% |
| 14780 | St. Peter | 350 | -9.3% |
| 14782 | Baldwin | 349 | -19.5% |
| 14783 | Bellflower | 349 | -13.8% |
| 14797 | Ellis Grove | 348 | -8.6% |
| 14810 | Malden | 347 | 1.1% |
| 14814 | New Canton | 347 | -16.5% |
| 14815 | Orient | 347 | 13.7% |
| 14825 | Broadlands | 346 | 8.8% |
| 14858 | Millbrook | 344 | 10.9% |
| 14891 | Fayetteville | 341 | -11.6% |
| 14895 | Beaverville | 340 | -13.0% |
| 14905 | Manlius | 340 | -3.9% |
| 14925 | Carbon Hill | 338 | -13.9% |
| 14933 | Raleigh | 338 | 2.7% |
| 14934 | Roberts | 338 | -12.4% |
| 14941 | Mason | 337 | -16.1% |
| 14969 | Lee | 334 | 7.3% |
| 14976 | Virgil | 334 | -1.4% |
| 14990 | Grantfork | 332 | 28.1% |
| 14998 | Joppa | 331 | -18.8% |
| 15038 | Nebo | 327 | -19.6% |
| 15050 | Armington | 325 | -11.6% |
| 15060 | McClure | 325 | -24.0% |
| 15063 | Panama | 325 | 0.6% |
| 15067 | Hanaford | 324 | 51.4% |
| 15129 | Winslow | 319 | -7.2% |
| 15140 | Little York | 318 | 18.6% |
| 15150 | Lisbon | 317 | 8.5% |
| 15164 | Flat Rock | 315 | -23.9% |
| 15165 | Kenney | 315 | -15.7% |
| 15173 | Bath | 314 | 1.2% |
| 15174 | Campbell Hill | 314 | -5.4% |
| 15176 | Fillmore | 314 | -13.2% |
| 15189 | East Cape Girardeau | 313 | -28.2% |
| 15219 | Kampsville | 311 | 2.9% |
| 15232 | New Douglas | 310 | -5.7% |
| 15241 | Alma | 309 | -19.9% |
| 15245 | Bureau Junction | 309 | -16.0% |
| 15255 | Ruma | 309 | 9.5% |
| 15257 | Woodland | 309 | -4.0% |
| 15265 | Middletown | 308 | -29.0% |
| 15268 | Rutland | 308 | -12.9% |
| 15327 | Hindsboro | 303 | -16.0% |
| 15328 | Loraine | 303 | -16.5% |
| 15342 | Ewing | 301 | -2.9% |
| 15345 | Hartsburg | 301 | -15.6% |
| 15352 | Seatonville | 301 | -0.6% |
| 15370 | Rock City | 299 | -4.4% |
| 15382 | Olmsted | 298 | -11.0% |
| 15398 | Easton | 296 | -20.4% |
| 15407 | Victoria | 296 | -8.6% |
| 15413 | Brocton | 295 | -7.8% |
| 15478 | Royal | 291 | 6.5% |
| 15484 | Coalton | 290 | -5.5% |
| 15495 | Cave-In-Rock | 289 | -16.2% |
| 15501 | Kingston Mines | 289 | 12.0% |
| 15519 | Stonefort | 288 | -1.3% |
| 15529 | Compton | 286 | -17.5% |
| 15532 | Freeman Spur | 286 | 4.7% |
| 15543 | Buckingham | 285 | 20.7% |
| 15552 | Vergennes | 285 | -15.9% |
| 15556 | Donovan | 284 | -18.8% |
| 15557 | Elizabethtown | 284 | -18.1% |
| 15565 | Arrowsmith | 283 | -5.0% |
| 15570 | Kilbourne | 283 | -24.3% |
| 15623 | Dunfermline | 278 | 6.1% |
| 15630 | Allerton | 277 | -5.1% |
| 15636 | Lerna | 277 | -13.9% |
| 15645 | Oakford | 276 | -10.6% |
| 15652 | Biggsville | 275 | -19.5% |
| 15673 | Maquon | 274 | -13.5% |
| 15683 | Elliott | 273 | -19.7% |
| 15687 | Manchester | 273 | -22.4% |
| 15688 | Mapleton | 273 | 11.4% |
| 15719 | Bush | 270 | 5.0% |
| 15735 | Gladstone | 269 | -5.2% |
| 15744 | Bellmont | 268 | -9.7% |
| 15766 | Sammons Point | 267 | -16.3% |
| 15772 | East Gillespie | 266 | 13.6% |
| 15785 | Indianola | 265 | 18.3% |
| 15794 | Sawyerville | 265 | -10.1% |
| 15800 | McNabb | 264 | -14.2% |
| 15802 | Milton | 264 | -3.2% |
| 15803 | Mount Clare | 264 | -39.0% |
| 15811 | Gays | 263 | -1.4% |
| 15844 | Cedar Point | 261 | 0.0% |
| 15866 | Alvan | 259 | -18.0% |
| 15873 | Ivesdale | 259 | -10.3% |
| 15877 | New Holland | 259 | -18.2% |
| 15880 | Plattville | 259 | 17.7% |
| 15924 | Waggoner | 256 | 4.4% |
| 15934 | Plainville | 255 | 2.8% |
| 15946 | Sibley | 254 | -22.5% |
| 15958 | Thawville | 253 | -2.6% |
| 15988 | Cisco | 250 | -11.9% |
| 16010 | Magnolia | 249 | -10.4% |
| 16021 | Cabery | 248 | 0.0% |
| 16027 | Greenwood | 248 | 0.0% |
| 16035 | Sims | 248 | -8.8% |
| 16054 | Menominee | 246 | 13.3% |
| 16062 | Henderson | 245 | -23.1% |
| 16095 | Addieville | 242 | -9.3% |
| 16104 | Steward | 242 | -10.7% |
| 16120 | Omaha | 241 | -8.0% |
| 16125 | Troy Grove | 241 | -20.9% |
| 16140 | Bardolph | 239 | -5.1% |
| 16150 | Richview | 239 | -22.4% |
| 16154 | Ste. Marie | 239 | -8.0% |
| 16160 | Henning | 238 | -1.2% |
| 16172 | Bone Gap | 237 | -12.8% |
| 16185 | Kangley | 236 | -17.4% |
| 16207 | Cypress | 234 | -13.9% |
| 16239 | Kappa | 232 | 34.8% |
| 16245 | Nason | 232 | -0.8% |
| 16255 | Forest City | 231 | -19.5% |
| 16270 | Nilwood | 230 | -19.0% |
| 16294 | Owaneco | 228 | -10.9% |
| 16310 | White City | 227 | 2.7% |
| 16311 | Willow Hill | 227 | -8.8% |
| 16317 | Gorham | 226 | -11.7% |
| 16318 | Mineral | 226 | -16.6% |
| 16329 | Clear Lake | 225 | -15.7% |
| 16335 | Lake Ka-Ho | 225 | -10.3% |
| 16358 | McCook | 224 | -11.8% |
| 16382 | Smithfield | 223 | 4.2% |
| 16402 | Wellington | 222 | -15.9% |
| 16406 | Colp | 221 | -1.3% |
| 16408 | Fieldon | 221 | -18.4% |
| 16425 | Jewett | 220 | -5.1% |
| 16433 | Williamson | 220 | -12.3% |
| 16491 | Bryant | 215 | -15.6% |
| 16498 | Long Point | 215 | -12.9% |
| 16508 | Harvel | 214 | -8.9% |
| 16514 | Oakdale | 214 | 0.4% |
| 16515 | Palmer | 214 | -13.7% |
| 16522 | Kempton | 213 | -9.3% |
| 16529 | Alsey | 212 | -12.7% |
| 16540 | Radom | 212 | -46.3% |
| 16553 | Kell | 211 | -8.6% |
| 16558 | Rio | 211 | -12.0% |
| 16576 | Kinderhook | 209 | -15.7% |
| 16582 | New Burnside | 209 | -13.9% |
| 16584 | St. Johns | 209 | -4.1% |
| 16600 | Verona | 208 | -19.0% |
| 16607 | New Minden | 207 | 1.4% |
| 16613 | Vermilion | 207 | -13.0% |
| 16617 | Bulpitt | 206 | 0.0% |
| 16619 | Curran | 206 | -17.2% |
| 16636 | Norris | 205 | 6.2% |
| 16655 | Mill Shoals | 204 | -13.1% |
| 16660 | Seaton | 204 | -15.3% |
| 16664 | Buncombe | 203 | 8.5% |
| 16672 | Keensburg | 203 | -20.0% |
| 16673 | La Fayette | 203 | -10.1% |
| 16680 | Standard | 203 | -21.0% |
| 16684 | Batchtown | 202 | -7.3% |
| 16696 | Parkersburg | 202 | -13.6% |
| 16734 | Donnellson | 199 | -24.0% |
| 16747 | Spillertown | 199 | -9.1% |
| 16751 | Baylis | 198 | -25.0% |
| 16766 | Shumway | 198 | -13.9% |
| 16777 | Hooppole | 197 | 21.6% |
| 16780 | Montrose | 197 | -24.2% |
| 16806 | Ellsworth | 195 | -28.0% |
| 16841 | Du Bois | 192 | -13.5% |
| 16853 | Caledonia | 191 | -5.4% |
| 16884 | Eldred | 189 | -10.4% |
| 16889 | New Grand Chain | 189 | -18.5% |
| 16896 | Broughton | 188 | -4.0% |
| 16933 | Royal Lakes | 186 | -2.1% |
| 16936 | Banner | 185 | 24.1% |
| 16949 | Arlington | 184 | -12.7% |
| 16962 | Pulaski | 184 | -33.5% |
| 16993 | Hillview | 182 | 1.6% |
| 17002 | Cleveland | 181 | -28.4% |
| 17009 | Old Mill Creek | 181 | -27.8% |
| 17019 | De Witt | 180 | -4.2% |
| 17027 | Chesterfield | 179 | -19.7% |
| 17028 | Cooksville | 179 | -15.9% |
| 17053 | Modesto | 178 | -29.3% |
| 17063 | Berlin | 177 | 18.7% |
| 17071 | Old Shawneetown | 177 | -36.3% |
| 17084 | Metcalf | 176 | -17.3% |
| 17085 | North Henderson | 176 | -5.8% |
| 17139 | Butler | 172 | -12.6% |
| 17155 | Hettick | 171 | -6.0% |
| 17159 | Oconee | 171 | -14.9% |
| 17167 | Claremont | 170 | -19.8% |
| 17197 | Calhoun | 168 | -23.9% |
| 17201 | Littleton | 168 | -14.7% |
| 17212 | West Point | 168 | -13.8% |
| 17278 | Smithboro | 163 | -18.0% |
| 17284 | Huey | 162 | -16.9% |
| 17298 | Garrett | 161 | -18.6% |
| 17305 | Nelson | 161 | -1.2% |
| 17319 | Dover | 160 | -6.9% |
| 17323 | Maeystown | 160 | 9.5% |
| 17334 | Concord | 159 | -9.6% |
| 17341 | Redmon | 159 | -19.6% |
| 17342 | Rockbridge | 159 | -15.8% |
| 17350 | Campus | 158 | 8.9% |
| Year | Population | Rank in US |
|---|---|---|
| 2017 | 315 | 15,164 |
| 2016 | 323 | 15,096 |
| 2015 | 325 | 15,081 |
| 2014 | 325 | 15,084 |
| 2013 | 321 | 15,111 |
| 2012 | 327 | 15,065 |
| 2011 | 331 | 15,036 |
| 2010 | 331 | 15,038 |
| 2009 | 398 | 14,319 |
| 2008 | 398 | 14,319 |
| 2007 | 400 | 14,305 |
| 2006 | 403 | 14,294 |
| 2005 | 406 | 14,278 |
| 2004 | 407 | 14,271 |
| 2003 | 408 | 14,267 |
| 2002 | 410 | 14,243 |
| 2001 | 414 | 14,224 |
| 2000 | 414 | 14,228 |
| 1990 | 421 | 13,821 |