Want to know about the largest to smallest counties in Michigan, USA in terms of total land area? Check this resource Michigan counties by land area to discover all the details regarding county map (boundary), and nearby counties.
On the other hand, check Michigan counties by population and Michigan cities by population to know more about city and county based demographic details.
What is the largest county in Michigan by land area?
Marquette County is the largest county in Michigan spanning 1809.05 square miles, with an additional 1615.97 square miles of water area. Following Marquette County, Chippewa County ranks as the second largest in terms of land area, covering 1558.51 square miles, while Ontonagon County secures the position as the third largest county in Michigan.
What is the smallest county by land area in Michigan?
Benzie County is the smallest in Michigan by total land area, covers about 319.7 square miles.
What is the largest county by population in Michigan?
Wayne County in Michigan, USA, stands as the most populous county having 1,793,561 residents as per the 2022 census data.
What is the smallest county by population in Michigan?
Keweenaw County is the smallest in Michigan by total population, having 2,046 residents as per the 2022 census data.
Michigan Counties by Size
Rank
| County
in Michigan | Land Area
square miles | Water Area
square miles | Total Area
square miles |
|---|
| 1 | Marquette County | 1,809 | 1,616 | 3,425 |
| 2 | Chippewa County | 1,559 | 1,140 | 2,698 |
| 3 | Ontonagon County | 1,311 | 2,429 | 3,740 |
| 4 | Schoolcraft County | 1,172 | 712 | 1,884 |
| 5 | Delta County | 1,171 | 820 | 1,991 |
| 6 | Iron County | 1,166 | 45 | 1,211 |
| 7 | Gogebic County | 1,102 | 375 | 1,477 |
| 8 | Menominee County | 1,044 | 294 | 1,338 |
| 9 | Mackinac County | 1,022 | 1,079 | 2,101 |
| 10 | Houghton County | 1,009 | 492 | 1,502 |
| 11 | Sanilac County | 963 | 627 | 1,590 |
| 12 | Alger County | 915 | 4,133 | 5,048 |
| 13 | Luce County | 899 | 1,013 | 1,912 |
| 14 | Baraga County | 898 | 171 | 1,069 |
| 15 | Oakland County | 867 | 40 | 907 |
| 16 | Kent County | 849 | 23 | 872 |
| 17 | Newaygo County | 839 | 23 | 862 |
| 18 | Huron County | 836 | 1,301 | 2,137 |
| 19 | Allegan County | 825 | 1,008 | 1,833 |
| 20 | Tuscola County | 805 | 109 | 914 |
| 21 | Saginaw County | 801 | 15 | 816 |
| 22 | Dickinson County | 761 | 16 | 777 |
| 23 | Lenawee County | 750 | 12 | 761 |
| 24 | St. Clair County | 721 | 115 | 837 |
| 25 | Cheboygan County | 715 | 170 | 885 |
| 26 | Calhoun County | 706 | 12 | 718 |
| 27 | Washtenaw County | 706 | 16 | 722 |
| 28 | Montcalm County | 705 | 15 | 721 |
| 29 | Jackson County | 702 | 22 | 723 |
| 30 | Alcona County | 675 | 1,116 | 1,791 |
| 31 | Presque Isle County | 659 | 1,914 | 2,573 |
| 32 | Lapeer County | 647 | 16 | 663 |
| 33 | Genesee County | 637 | 13 | 650 |
| 34 | Wayne County | 612 | 61 | 672 |
| 35 | Van Buren County | 608 | 482 | 1,090 |
| 36 | Hillsdale County | 598 | 9 | 607 |
| 37 | Eaton County | 575 | 4 | 579 |
| 38 | Isabella County | 573 | 5 | 578 |
| 39 | Alpena County | 572 | 1,123 | 1,695 |
| 40 | Ionia County | 571 | 9 | 580 |
| 41 | Gratiot County | 568 | 3 | 572 |
| 42 | Berrien County | 568 | 1,014 | 1,581 |
| 43 | Lake County | 568 | 7 | 574 |
| 44 | Clinton County | 567 | 7 | 575 |
| 45 | Osceola County | 566 | 7 | 573 |
| 46 | Oscoda County | 566 | 6 | 572 |
| 47 | Livingston County | 565 | 20 | 585 |
| 48 | Wexford County | 565 | 10 | 575 |
| 49 | Missaukee County | 565 | 9 | 574 |
| 50 | Clare County | 564 | 11 | 575 |
| 51 | Ottawa County | 564 | 1,068 | 1,631 |
| 52 | Ogemaw County | 564 | 11 | 575 |
| 53 | Kalamazoo County | 562 | 18 | 580 |
| 54 | Kalkaska County | 560 | 11 | 571 |
| 55 | Crawford County | 556 | 7 | 563 |
| 56 | Ingham County | 556 | 5 | 561 |
| 57 | Mecosta County | 555 | 16 | 571 |
| 58 | Barry County | 553 | 24 | 577 |
| 59 | Iosco County | 549 | 1,341 | 1,890 |
| 60 | Monroe County | 549 | 131 | 680 |
| 61 | Montmorency County | 547 | 16 | 563 |
| 62 | Manistee County | 542 | 738 | 1,281 |
| 63 | Keweenaw County | 540 | 5,426 | 5,966 |
| 64 | Oceana County | 538 | 768 | 1,306 |
| 65 | Shiawassee County | 531 | 10 | 541 |
| 66 | Roscommon County | 520 | 60 | 580 |
| 67 | Midland County | 518 | 10 | 528 |
| 68 | Otsego County | 515 | 11 | 526 |
| 69 | Branch County | 506 | 13 | 520 |
| 70 | Muskegon County | 504 | 956 | 1,460 |
| 71 | Gladwin County | 502 | 14 | 516 |
| 72 | St. Joseph County | 501 | 20 | 521 |
| 73 | Mason County | 495 | 747 | 1,242 |
| 74 | Cass County | 490 | 18 | 508 |
| 75 | Macomb County | 479 | 92 | 571 |
| 76 | Antrim County | 476 | 126 | 602 |
| 77 | Emmet County | 468 | 414 | 882 |
| 78 | Grand Traverse County | 464 | 137 | 601 |
| 79 | Bay County | 442 | 188 | 631 |
| 80 | Charlevoix County | 416 | 974 | 1,390 |
| 81 | Arenac County | 363 | 317 | 681 |
| 82 | Leelanau County | 347 | 2,185 | 2,532 |
| 83 | Benzie County | 320 | 540 | 860 |
