| Population | 620 |
| Nationwide Rank | 12400 |
Mifflin, Pennsylvania is the 12,400th largest city in the United States as of 2017.
Mifflin, Pennsylvania is a borough.
Mifflin, Pennsylvania is currently 6.3% smaller than it was in 1990, the year of its peak recorded population.
Mifflin, Pennsylvania is growing somewhat quickly. It is growing faster than 60% of similarly sized cities since 2000.
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 12390 | Millville, Delaware | 622 | 143.9% |
| 12391 | Stockbridge, Wisconsin | 622 | -4.1% |
| 12392 | Webster, Wisconsin | 622 | -4.8% |
| 12393 | Downey, Idaho | 621 | 1.4% |
| 12394 | Fort Cobb, Oklahoma | 621 | -6.6% |
| 12395 | Notus, Idaho | 621 | 34.7% |
| 12396 | St. Charles, Iowa | 621 | -3.5% |
| 12397 | What Cheer, Iowa | 621 | -8.5% |
| 12398 | Whitsett, North Carolina | 621 | -5.9% |
| 12399 | Lyndon, Illinois | 620 | 9.7% |
| 12400 | Mifflin, Pennsylvania | 620 | -0.9% |
| 12401 | Pilot Station, Alaska | 620 | 12.5% |
| 12402 | Black Rock, Arkansas | 619 | -13.1% |
| 12403 | Garland, North Carolina | 619 | -23.7% |
| 12404 | Hawley, Texas | 619 | -3.8% |
| 12405 | Hornersville, Missouri | 619 | -9.6% |
| 12406 | Oak Ridge, Texas | 619 | 27.6% |
| 12407 | Shelby, Iowa | 619 | -10.9% |
| 12408 | Claflin, Kansas | 618 | -11.4% |
| 12409 | Cuyahoga Heights, Ohio | 618 | 3.5% |
| 12410 | New Augusta, Mississippi | 618 | -13.5% |
| US Rank | Name | Population | Growth 2000-2017 |
|---|---|---|---|
| 9452 | West Leechburg | 1,238 | -3.8% |
| 9487 | Hallstead | 1,225 | 0.9% |
| 9499 | Heidelberg | 1,222 | 0.1% |
| 9506 | North Apollo | 1,220 | -14.3% |
| 9507 | Renovo | 1,220 | -7.2% |
| 9529 | Biglerville | 1,212 | 9.9% |
| 9572 | Boswell | 1,201 | -11.7% |
| 9582 | Williamsburg | 1,200 | -10.5% |
| 9596 | Dalton | 1,195 | -7.3% |
| 9597 | Hastings | 1,195 | -14.3% |
| 9619 | Leetsdale | 1,187 | -3.4% |
| 9631 | Duboistown | 1,183 | -6.6% |
| 9636 | West Mayfield | 1,182 | 0.0% |
| 9637 | Duncansville | 1,181 | -4.6% |
| 9657 | Christiana | 1,174 | 4.5% |
| 9714 | Factoryville | 1,159 | 1.5% |
| 9717 | Millbourne | 1,159 | 23.0% |
| 9728 | Bradford Woods | 1,157 | 2.1% |
| 9729 | Hawley | 1,157 | -10.7% |
| 9750 | Valencia | 1,151 | 199.7% |
| 9763 | Dale | 1,146 | -23.4% |
| 9804 | Tatamy | 1,136 | 22.1% |
| 9812 | East Conemaugh | 1,132 | -11.9% |
| 9847 | Prospect | 1,123 | -9.3% |
| 9853 | Sykesville | 1,121 | -9.5% |
| 9856 | Ellport | 1,120 | -2.4% |
| 9868 | Point Marion | 1,117 | -16.0% |
| 9891 | Speers | 1,111 | -10.3% |
| 9895 | West Kittanning | 1,109 | -7.8% |
| 9916 | Galeton | 1,102 | -20.0% |
| 9941 | White Haven | 1,096 | -7.1% |
| 9943 | Cochranton | 1,095 | -3.6% |
| 9969 | Milesburg | 1,088 | -5.7% |
| 9976 | Osceola Mills | 1,085 | -12.9% |
| 9983 | Knox | 1,083 | -7.2% |
| 10008 | Shinglehouse | 1,075 | -14.0% |
| 10031 | Bessemer | 1,068 | -8.7% |
| 10082 | Central City | 1,055 | -16.0% |
| 10086 | Belle Vernon | 1,054 | -12.8% |
| 10094 | Ivyland | 1,052 | 113.3% |
| 10129 | Lincoln | 1,042 | -11.0% |
| 10141 | McConnellsburg | 1,039 | -2.8% |
| 10143 | New Philadelphia | 1,038 | -9.4% |
| 10151 | Westfield | 1,035 | -13.2% |
| 10200 | Royalton | 1,023 | 6.2% |
| 10208 | Abbottstown | 1,020 | 12.8% |
| 10245 | South Waverly | 1,011 | 2.5% |
| 10247 | Yoe | 1,011 | -0.9% |
| 10271 | Falls Creek | 1,005 | 2.2% |
| 10312 | Dunbar | 998 | -18.2% |
| 10316 | Linesville | 997 | -13.6% |
| 10319 | Stoneboro | 997 | -9.4% |
| 10322 | Hulmeville | 996 | 11.5% |
| 10339 | Chicora | 992 | -2.7% |
| 10347 | Ellsworth | 989 | -8.4% |
| 10353 | Palo Alto | 988 | -12.8% |
| 10363 | Beavertown | 984 | 13.2% |
| 10392 | Milford | 979 | -11.5% |
| 10450 | West Brownsville | 968 | -9.8% |
| 10460 | Liverpool | 966 | 10.4% |
| 10474 | Sugar Notch | 964 | -5.4% |
| 10480 | Saegertown | 962 | -10.2% |
| 10481 | Arendtsville | 961 | 12.9% |
| 10482 | Avonmore | 960 | 17.3% |
| 10488 | Pringle | 960 | -2.8% |
| 10503 | Bernville | 956 | 10.5% |
| 10524 | Paint | 951 | -6.5% |
| 10535 | Rose Valley | 949 | 0.6% |
| 10546 | Trumbauersville | 946 | -10.4% |
| 10565 | Bechtelsville | 942 | 1.1% |
| 10578 | Goldsboro | 940 | 0.2% |
| 10584 | McClure | 939 | -3.4% |
| 10586 | East Prospect | 938 | 35.5% |
| 10590 | Millville | 937 | -4.5% |
| 10629 | New Bethlehem | 929 | -11.1% |
| 10694 | Stockertown | 918 | 33.2% |
| 10721 | Mifflintown | 913 | 6.1% |
| 10722 | East Brady | 912 | -12.0% |
| 10724 | Port Royal | 912 | -6.6% |
| 10759 | Lilly | 902 | -4.5% |
| 10790 | Rimersburg | 894 | -17.2% |
| 10806 | Millheim | 890 | 17.2% |
| 10844 | Midway | 880 | -10.2% |
| 10852 | Bowmanstown | 878 | -1.7% |
| 10862 | Hyndman | 876 | -12.2% |
| 10889 | Export | 871 | -2.3% |
| 10894 | Harrisville | 869 | -2.2% |
| 10900 | Mount Jewett | 868 | -18.5% |
| 10943 | New Berlin | 861 | 2.1% |
| 10957 | South Fork | 860 | -24.1% |
| 10966 | Silverdale | 859 | -13.4% |
| 10971 | Riegelsville | 858 | -0.5% |
| 10993 | Harmony | 853 | -8.8% |
| 11019 | New Milford | 848 | -3.1% |
| 11060 | York Springs | 841 | 33.0% |
| 11069 | Smithfield | 840 | -1.5% |
| 11075 | Chester Hill | 838 | -8.6% |
| 11088 | Rockwood | 837 | -12.6% |
| 11091 | Beaver Meadows | 836 | -13.5% |
| 11096 | Halifax | 835 | -4.4% |
| 11122 | Pleasantville | 830 | -1.6% |
| 11133 | Claysville | 828 | 14.6% |
| 11145 | Rural Valley | 827 | -10.0% |
| 11167 | Shickshinny | 823 | -14.0% |
| 11182 | West Middlesex | 821 | -11.3% |
| 11193 | Benton | 819 | -13.7% |
| 11203 | Saltsburg | 817 | -14.1% |
| 11240 | Sewickley Heights | 811 | -21.6% |
| 11246 | Parker | 810 | 1.5% |
| 11278 | North Irwin | 805 | -8.3% |
| 11286 | Carrolltown | 803 | -23.2% |
| 11304 | Dauphin | 800 | 12.0% |
| 11323 | Rutledge | 798 | -7.1% |
| 11376 | Ringtown | 788 | -4.2% |
| 11392 | New Salem | 785 | 21.1% |
| 11401 | Roscoe | 784 | -7.3% |
| 11405 | Polk | 783 | -23.9% |
| 11420 | Eldred | 780 | -8.4% |
| 11425 | Chalfant | 779 | -8.4% |
| 11452 | Snow Shoe | 774 | 1.7% |
| 11474 | Oklahoma | 769 | -15.7% |
| 11503 | Everson | 764 | -9.0% |
| 11510 | Bridgewater | 763 | 2.4% |
| 11559 | Gratz | 755 | 11.8% |
| 11560 | Houtzdale | 755 | -20.3% |
| 11580 | Conneautville | 752 | -11.1% |
| 11649 | Jefferson | 739 | 16.9% |
| 11670 | Confluence | 736 | -13.5% |
| 11672 | Howard | 736 | 8.8% |
| 11691 | Gilberton | 733 | -15.2% |
| 11695 | Delaware Water Gap | 732 | 0.6% |
| 11713 | Gordon | 730 | -6.2% |
| 11726 | Koppel | 728 | -14.6% |
| 11737 | Delta | 726 | -1.8% |
| 11748 | Nicholson | 725 | 2.1% |
| 11754 | Sewickley Hills | 724 | 11.7% |
| 11756 | Courtdale | 723 | -8.3% |
| 11777 | Scalp Level | 721 | -17.7% |
| 11818 | Vandling | 713 | -3.1% |
| 11850 | Auburn | 707 | -15.5% |
| 11863 | Deemston | 706 | -12.6% |
| 11871 | Lorain | 705 | -5.3% |
| 11872 | York Haven | 705 | -12.7% |
| 11886 | Saxton | 702 | -12.4% |
| 11916 | Beech Creek | 696 | -2.9% |
| 11919 | East Butler | 696 | 2.5% |
| 11941 | Brownstown | 691 | -21.4% |
| 11969 | Salisbury | 688 | -21.5% |
| 11985 | Connoquenessing | 685 | 21.4% |
| 12007 | Sligo | 681 | -6.5% |
| 12010 | Briar Creek | 680 | 3.9% |
| 12012 | Great Bend | 680 | -2.8% |
| 12016 | Turbotville | 680 | -1.4% |
| 12023 | Wampum | 679 | 0.2% |
| 12025 | Millerstown | 678 | 0.0% |
| 12053 | Nuangola | 675 | 0.7% |
| 12064 | Deer Lake | 673 | 27.9% |
| 12067 | South New Castle | 673 | -16.6% |
| 12107 | Thompsontown | 667 | -6.9% |
| 12148 | Pennsbury Village | 661 | -10.1% |
| 12167 | Jennerstown | 657 | -8.1% |
| 12168 | New Florence | 657 | -15.9% |
| 12190 | Tidioute | 654 | -17.2% |
| 12211 | Picture Rocks | 651 | -6.5% |
| 12222 | Bendersville | 649 | 12.4% |
| 12228 | Tioga | 648 | 4.3% |
| 12272 | East Vandergrift | 641 | -13.3% |
| 12295 | Sandy Lake | 638 | -13.7% |
| 12318 | Sankertown | 633 | -11.5% |
| 12329 | Conneaut Lake | 631 | -10.6% |
| 12355 | Winterstown | 628 | 15.0% |
| 12400 | Mifflin | 620 | -0.9% |
| 12412 | Irvona | 617 | -10.1% |
| 12440 | Cokeburg | 613 | -12.8% |
| 12486 | Cranesville | 608 | 1.1% |
| 12495 | Lawrenceville | 607 | -2.8% |
| 12501 | Patterson Heights | 607 | -9.1% |
| 12503 | Clark | 606 | -3.9% |
| 12506 | Hooversville | 606 | -22.1% |
| 12514 | Big Run | 605 | -11.6% |
| 12537 | Knoxville | 602 | -2.1% |
| 12556 | Worthington | 601 | -22.3% |
| 12557 | Yatesville | 601 | -7.1% |
| 12569 | Port Matilda | 599 | -4.9% |
| 12587 | Wheatland | 597 | -20.1% |
| 12615 | Ulysses | 593 | -13.4% |
| 12621 | Marion Heights | 591 | -19.4% |
| 12683 | Lewis Run | 583 | 1.3% |
| 12684 | Sugar Grove | 583 | -4.5% |
| 12687 | Emlenton | 582 | -25.5% |
| 12690 | Jamestown | 582 | -8.2% |
| 12710 | Warrior Run | 578 | -7.0% |
| 12714 | Freeburg | 577 | -1.3% |
| 12731 | Sutersville | 575 | -9.3% |
| 12745 | Fayette City | 573 | -19.6% |
| 12754 | Oakland | 572 | -7.7% |
| 12795 | Dushore | 566 | -14.6% |
| 12807 | Wall | 565 | -19.5% |
| 12809 | Wyalusing | 565 | 0.3% |
| 12942 | Meshoppen | 548 | 19.9% |
| 12967 | Juniata Terrace | 543 | 8.3% |
| 12974 | Glen Osborne | 542 | -4.2% |
| 12982 | East Rochester | 541 | -12.8% |
| 12997 | New Alexandria | 540 | -9.0% |
| 13002 | Austin | 539 | -13.4% |
| 13053 | Modena | 532 | -12.7% |
| 13123 | Allenport | 523 | -4.5% |
| 13130 | Monroe | 523 | 2.1% |
| 13154 | Hydetown | 520 | -15.9% |
| 13156 | Newell | 520 | -5.4% |
| 13176 | Dayton | 518 | -3.8% |
| 13198 | Portland | 516 | -10.7% |
| 13199 | Strattanville | 516 | -7.5% |
| 13223 | Fairfield | 512 | 5.1% |
| 13232 | Felton | 511 | 13.3% |
| 13239 | Seven Valleys | 511 | 3.8% |
| 13240 | Summerville | 511 | -2.4% |
| 13257 | Parryville | 508 | 6.0% |
| 13266 | Green Lane | 507 | -13.3% |
| 13275 | Cross Roads | 506 | -2.6% |
| 13315 | West Elizabeth | 502 | -10.9% |
| 13319 | Bruin | 501 | -6.0% |
| 13327 | Stockdale | 501 | -9.5% |
| 13342 | Laurel Run | 499 | -30.8% |
| 13363 | Coalport | 497 | 1.6% |
| 13411 | Orangeville | 492 | -1.0% |
| 13471 | Rouseville | 485 | 2.9% |
| 13484 | Franklintown | 483 | -9.2% |
| 13518 | Lyons | 480 | -4.7% |
| 13540 | Hyde Park | 477 | -6.8% |
| 13552 | Loganton | 476 | 8.9% |
| 13559 | Clintonville | 475 | -9.8% |
| 13565 | Marianna | 475 | -23.8% |
| 13582 | Fredonia | 473 | -27.2% |
| 13586 | Penn | 473 | 3.0% |
| 13602 | Seward | 472 | -2.2% |
| 13611 | Petersburg | 471 | 3.7% |
| 13615 | Lanesboro | 470 | -19.9% |
| 13649 | Hawthorn | 466 | -20.4% |
| 13725 | Carmichaels | 458 | -17.4% |
| 13734 | Vanderbilt | 458 | -17.0% |
| 13746 | Summerhill | 457 | -11.9% |
| 13752 | South Bethlehem | 456 | 2.9% |
| 13757 | Springboro | 455 | -7.1% |
| 13773 | South Heights | 453 | -16.1% |
| 13776 | Broad Top City | 452 | 17.4% |
| 13778 | Fawn Grove | 452 | -2.3% |
| 13799 | Shippenville | 451 | -10.1% |
| 13802 | Beallsville | 450 | -11.7% |
| 13869 | Thornburg | 443 | -5.1% |
| 13873 | Bolivar | 442 | -11.6% |
| 13925 | Ramey | 438 | -16.4% |
| 13926 | Rices Landing | 438 | -0.9% |
| 13930 | Ernest | 437 | -12.4% |
| 13935 | Mechanicsville | 437 | -18.4% |
| 13943 | Garrett | 436 | -2.6% |
| 13945 | Three Springs | 436 | -2.8% |
| 13959 | Long Branch | 434 | -19.3% |
| 13972 | South Renovo | 433 | -22.1% |
| 13991 | Tionesta | 431 | -29.8% |
| 13996 | Cooperstown | 430 | -6.3% |
| 14008 | Clarendon | 429 | -23.8% |
| 14015 | Mapleton | 428 | -8.7% |
| 14040 | Marion Center | 425 | -5.3% |
| 14130 | Rosslyn Farms | 415 | -10.3% |
| 14145 | Orbisonia | 414 | -2.3% |
| 14155 | Rome | 413 | 8.3% |
| 14183 | Platea | 410 | -13.3% |
| 14205 | Finleyville | 408 | -11.1% |
| 14277 | Centerport | 401 | 21.5% |
| 14328 | Weissport | 396 | -8.5% |
| 14347 | Mill Village | 393 | -4.3% |
| 14354 | Brisbin | 392 | -5.0% |
| 14382 | Manorville | 389 | -2.7% |
| 14383 | Middleport | 389 | -14.8% |
| 14422 | Callery | 385 | -13.0% |
| 14430 | Wattsburg | 385 | 2.1% |
| 14442 | Vintondale | 384 | -26.9% |
| 14453 | Indian Lake | 382 | -15.1% |
| 14472 | Smithton | 381 | -13.9% |
| 14475 | Dunlevy | 380 | -4.5% |
| 14493 | Westover | 379 | -17.0% |
| 14511 | Madison | 377 | -25.9% |
| 14528 | McKean | 375 | -3.3% |
| 14531 | St. Petersburg | 375 | -7.1% |
| 14565 | Berrysburg | 371 | 5.0% |
| 14597 | Glendon | 368 | 0.5% |
| 14619 | Ben Avon Heights | 365 | -6.6% |
| 14628 | Rockhill | 364 | -12.2% |
| 14657 | Laceyville | 361 | -8.6% |
| 14658 | New Galilee | 361 | -14.4% |
| 14689 | Lewisberry | 358 | -7.0% |
| 14713 | Ford Cliff | 356 | -13.3% |
| 14736 | Arona | 353 | -12.1% |
| 14743 | Dawson | 353 | -22.5% |
| 14745 | Mahaffey | 353 | -12.1% |
| 14829 | Corsica | 346 | -1.9% |
| 14856 | Elderton | 344 | -3.6% |
| 14865 | Cherry Tree | 343 | -22.3% |
| 14879 | New Albany | 342 | 12.1% |
| 14923 | Tunnelhill | 339 | -16.9% |
| 14932 | Newburg | 338 | -8.8% |
| 14942 | Saltillo | 337 | -2.3% |
| 14952 | Alexandria | 335 | -16.2% |
| 14970 | McVeytown | 334 | -17.3% |
| 14974 | Stoystown | 334 | -21.7% |
| 14989 | Grampian | 332 | -24.5% |
| 14992 | West Liberty | 332 | 1.5% |
| 15032 | Schellsburg | 328 | 3.7% |
| 15076 | Blooming Valley | 323 | -15.2% |
| 15097 | Mill Creek | 322 | -8.0% |
| 15099 | Snydertown | 322 | -9.5% |
| 15112 | Kistler | 320 | -6.9% |
| 15170 | Townville | 315 | 3.2% |
| 15217 | Hop Bottom | 311 | -6.3% |
| 15228 | Youngstown | 311 | -22.0% |
| 15230 | Elco | 310 | -14.1% |
| 15234 | Port Clinton | 310 | 6.5% |
| Year | Population | Rank in US |
|---|---|---|
| 2017 | 620 | 12,400 |
| 2016 | 628 | 12,350 |
| 2015 | 628 | 12,342 |
| 2014 | 632 | 12,320 |
| 2013 | 638 | 12,296 |
| 2012 | 641 | 12,277 |
| 2011 | 644 | 12,270 |
| 2010 | 642 | 12,281 |
| 2009 | 600 | 12,550 |
| 2008 | 603 | 12,513 |
| 2007 | 606 | 12,479 |
| 2006 | 611 | 12,438 |
| 2005 | 611 | 12,446 |
| 2004 | 615 | 12,427 |
| 2003 | 616 | 12,411 |
| 2002 | 618 | 12,417 |
| 2001 | 619 | 12,414 |
| 2000 | 626 | 12,362 |
| 1990 | 662 | 11,709 |