Low Weight Live Birth Ratios by County of Residence,
State of Michigan, Michigan Counties and Detroit City, 2010 - 2020

County 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020
Michigan 84.4 83.9 84.6 82.6 83.8 84.9 85.6 88.3 84.9 87.6 89.8
Alcona * * * * * 109.1 125.0 103.4 * * *
Alger * * 109.1 * 107.1 * 135.6 * * * 125.0
Allegan 68.8 68.6 61.4 63.4 65.3 65.1 64.9 77.2 58.0 72.0 64.8
Alpena 89.9 69.9 70.6 61.3 63.6 63.7 59.1 93.1 58.8 112.4 37.0
Antrim 81.7 63.9 * 100.0 43.5 112.2 29.7 74.5 35.7 69.6 51.7
Arenac 123.0 107.1 100.0 90.9 82.1 59.7 46.9 106.2 64.7 121.2 63.5
Baraga 102.3 * 111.1 77.9 * * * * * * *
Barry 59.1 63.9 71.2 60.6 55.5 66.9 71.1 66.1 71.1 68.1 83.9
Bay 73.6 80.0 88.9 67.1 77.4 78.9 64.0 71.2 64.5 79.8 91.8
Benzie 84.4 100.0 74.3 82.3 62.5 55.2 49.4 56.6 41.1 81.3 121.6
                       
Berrien 92.7 89.5 70.3 75.6 88.0 79.8 74.5 71.2 83.9 83.5 83.7
Branch 50.7 72.0 63.3 70.8 58.5 62.1 63.0 64.2 58.0 88.1 81.3
Calhoun 68.0 89.1 77.3 82.8 86.2 86.5 81.2 101.6 77.6 96.3 100.9
Cass 70.8 63.5 70.9 65.9 64.1 77.8 72.8 80.9 95.7 59.4 65.2
Charlevoix 47.6 56.9 41.8 71.7 51.3 81.1 64.4 64.5 48.6 79.1 70.4
Cheboygan 33.7 47.8 72.5 41.7 69.8 79.3 51.0 83.0 93.8 124.4 62.1
Chippewa 34.6 79.6 57.6 50.0 44.3 46.2 75.5 101.9 42.0 66.4 55.9
Clare 75.3 77.8 40.6 74.6 88.8 56.8 65.7 72.5 65.1 66.7 55.4
Clinton 90.2 65.6 69.0 60.7 53.6 74.9 50.4 54.6 65.2 51.3 66.3
Crawford 82.7 105.3 106.8 106.2 66.7 148.4 112.1 87.0 100.0 * 81.1
                       
Delta 65.9 65.8 63.7 61.8 78.8 80.1 79.9 69.6 62.9 96.1 50.9
Dickinson 93.3 64.5 108.0 134.5 37.7 72.6 52.3 85.0 53.0 76.6 64.9
Eaton 72.2 61.7 77.7 74.3 60.3 63.2 75.1 69.8 68.5 96.8 86.2
Emmet 65.4 57.9 73.6 56.9 66.2 57.5 73.7 62.7 83.3 56.8 69.0
Genesee 100.4 104.7 105.0 97.6 103.5 107.9 105.6 113.3 106.3 98.6 102.6
Gladwin 79.4 60.9 58.0 36.1 87.6 75.5 92.9 77.6 57.0 65.8 72.0
Gogebic 67.7 * * * 52.6 61.1 93.8 70.3 70.9 * 129.0
Grand Traverse 73.6 75.7 46.2 68.3 72.2 62.6 73.5 73.8 66.1 65.7 76.1
Gratiot 67.1 73.8 39.1 68.5 78.6 96.5 67.2 57.1 84.0 46.6 56.0
Hillsdale 63.2 80.1 68.1 95.3 44.6 66.4 51.1 58.1 45.6 69.8 95.6
                       
Houghton 63.1 32.8 64.3 29.6 33.1 61.3 100.0 56.5 66.0 58.8 57.9
Huron 91.2 84.9 75.9 66.4 51.5 64.9 64.8 76.4 73.4 104.7 82.8
Ingham 81.6 78.4 92.5 82.8 73.3 83.6 88.3 93.5 80.7 85.1 88.8
Ionia 56.4 69.9 63.4 55.9 81.6 65.7 79.2 87.0 73.8 71.6 64.8
Iosco 55.6 56.3 86.0 46.6 86.8 47.0 32.4 96.5 70.9 70.0 99.0
Iron * 94.7 97.8 112.4 72.2 74.1 89.1 136.8 98.8 78.4 108.1
Isabella 71.2 74.4 55.2 64.9 73.2 82.5 72.6 79.3 77.7 85.3 75.4
Jackson 90.0 90.2 92.9 78.1 73.3 94.4 84.3 85.9 93.1 91.5 79.8
Kalamazoo 81.3 71.9 78.6 67.1 80.3 76.8 71.2 88.4 77.8 86.3 82.6
Kalkaska 78.7 71.0 80.8 41.9 65.5 76.5 53.9 72.2 80.6 71.4 56.3
                       
Kent 76.5 78.4 78.7 82.9 82.0 78.7 77.2 80.5 79.0 91.1 93.1
Keweenaw * * - * - * * * - * *
Lake 102.6 70.0 131.3 83.3 80.5 90.9 68.0 97.6 142.9 78.4 123.5
Lapeer 95.7 74.6 66.8 60.9 62.3 57.8 71.2 85.0 81.4 57.7 76.8
Leelanau 49.1 51.7 72.7 89.4 * 55.9 52.3 34.3 62.5 42.7 74.3
Lenawee 66.9 71.1 68.2 75.9 74.5 67.8 66.3 75.5 65.3 74.4 82.9
Livingston 66.0 65.0 67.3 61.6 72.8 50.6 54.8 64.7 57.3 66.7 64.0
Luce 156.3 * * * 137.9 * * * * 181.8 *
Mackinac 114.6 * * * 66.7 119.0 127.9 * * 87.0 *
Macomb 84.6 86.8 84.9 85.3 82.9 87.5 89.3 94.7 86.8 87.7 92.4
                       
Manistee 70.7 48.8 78.4 52.0 60.8 67.4 110.2 90.5 * 92.3 57.1
Marquette 73.3 67.4 51.8 70.0 65.8 82.5 71.9 69.8 67.5 67.6 37.8
Mason 69.8 57.3 71.7 77.5 74.2 72.6 99.6 66.4 71.4 65.7 78.2
Mecosta 61.5 61.7 73.3 81.5 63.2 88.0 36.9 55.6 80.5 80.5 64.6
Menominee 79.8 77.3 66.7 45.7 31.4 48.5 35.2 61.5 65.6 46.9 57.1
Midland 63.3 65.0 66.4 72.6 83.8 73.3 73.0 70.0 59.2 64.1 56.8
Missaukee 63.3 42.2 65.3 55.2 45.9 52.9 47.9 68.1 64.9 46.7 58.8
Monroe 71.4 79.6 77.1 69.3 62.8 68.0 79.8 75.8 69.5 90.4 79.3
Montcalm 64.6 50.3 71.4 56.9 73.6 79.3 76.7 66.6 60.1 72.0 75.6
Montmorency * * * * * * * * 155.8 * *
                       
Muskegon 84.3 92.9 90.1 107.0 103.6 96.5 92.9 94.1 101.4 92.6 102.9
Newaygo 61.1 63.6 84.4 83.0 46.6 63.1 90.6 68.6 87.0 70.1 77.8
Oakland 80.3 81.7 81.7 80.8 84.4 84.1 84.8 86.4 77.4 84.6 84.9
Oceana 84.7 87.5 89.8 97.1 107.0 61.3 82.5 60.8 71.7 74.5 69.9
Ogemaw 72.5 65.7 61.2 33.9 62.5 41.9 106.1 73.5 89.4 66.7 73.4
Ontonagon * * - * * * 205.9 - * * *
Osceola 34.7 65.5 69.7 84.3 85.5 73.8 59.3 37.3 92.5 68.4 91.3
Oscoda * * 59.4 104.5 117.6 115.4 115.4 89.7 * 95.9 *
Otsego 89.2 134.6 78.3 83.0 42.8 60.8 53.3 82.4 76.6 69.4 112.0
Ottawa 60.0 58.3 61.8 72.4 53.1 54.9 55.7 63.0 61.9 58.3 63.2
                       
Presque Isle 80.8 72.3 136.8 * * 83.3 70.0 * * * 90.0
Roscommon 67.5 87.2 40.9 71.4 56.3 84.3 75.0 79.8 110.3 44.3 40.8
Saginaw 90.1 98.6 94.0 91.3 98.3 90.1 99.9 99.6 97.6 96.8 105.3
St. Clair 81.5 68.5 83.6 72.6 76.4 80.1 76.9 71.1 73.4 64.1 74.2
St. Joseph 69.5 76.9 96.2 84.2 78.8 60.8 59.1 88.4 61.8 83.1 53.7
Sanilac 70.5 64.7 61.6 77.4 75.0 49.7 69.3 73.7 61.2 70.0 62.7
Schoolcraft * 85.7 92.1 * * 109.1 87.0 * 159.4 * 81.1
Shiawassee 70.7 75.2 69.4 68.3 67.4 64.1 100.1 87.8 73.0 69.7 69.6
Tuscola 74.9 68.4 52.4 45.9 58.1 77.2 72.5 75.7 64.9 86.4 67.1
Van Buren 68.2 71.7 77.0 76.5 52.8 62.2 83.7 68.1 69.5 62.1 68.8
                       
Washtenaw 83.5 75.5 78.0 69.4 83.0 77.0 79.2 75.4 75.4 69.7 81.7
Wayne 107.5 104.2 106.8 101.3 106.5 107.9 109.3 108.7 112.0 111.0 115.0
 Detroit City 133.4 131.4 137.5 129.5 138.4 142.5 144.9 140.6 146.3 148.5 150.5
 Wayne Excluding Detroit 86.1 83.3 83.1 80.1 83.4 82.7 84.8 86.0 87.9 84.5 90.8
Wexford 62.5 63.1 68.5 53.2 85.0 52.5 84.2 77.5 67.6 53.8 84.7

 

Note: Low birthweight is less than 2500 grams. Ratios are low weight births per 1,000 live births.

*An asterisk indicates the ratio does not meet standards of reliability or precision.
Sources: 2010 - 2020 Michigan Residents Birth Files, Division for Vital Records & Health Statistics, Michigan Department of Health & Human Services; Population Estimate (latest update 7/2020), National Center for Health Statistics, U.S. Census Populations With Bridged Race Categories .