Sanilac County, Michigan Population 2024

40,254

Sanilac County, Michigan's estimated 2024 population is 40,254 with a growth rate of -0.28% in the past year according to the most recent United States census data. Sanilac County, Michigan is the 41st largest county in Michigan. The 2010 population was 43,087 and has seen a growth of -6.58% since that time.

Note: data after 2022 is projected based on recent change

35 Rows

Year
Population
Growth
Change
202939,684-114-0.29%
202839,798-114-0.29%
202739,912-114-0.28%
202640,026-114-0.28%
202540,140-114-0.28%
202440,254-114-0.28%
202340,368-114-0.28%
202240,482-46-0.11%
202140,528290.07%
202040,499-721-1.75%
201941,220-13-0.03%
201841,233-24-0.06%
201741,257-181-0.44%
201641,438-25-0.06%
201541,463-200-0.48%
201441,663-239-0.57%
201341,902-404-0.95%
201242,306-398-0.93%
201142,704-383-0.89%
201043,08700%
199039,928-861-2.11%
198040,7895,90016.91%
197034,8892,5757.97%
196032,3141,4774.79%
195030,8377232.4%
194030,1142,3638.52%
193027,751-3,486-11.16%
192031,237-2,693-7.94%
191033,930-1,125-3.21%
190035,0552,4667.57%
189032,5896,24823.72%
188026,34111,77980.89%
187014,5626,96391.63%
18607,5995,487259.8%
18502,112-37,572-94.68%
2024 Growth Rate
-0.28% (-114)
County Website
Sanilac County
County Seat
Sandusky
2020 Population
40,499
Area
963 mi²
Density
42 people/mi²
Growth Since 2020
-0.6% (-245)
Founded
September 10, 1822

Population by Race

Race
Population
Percentage (of total)
White38,52794.52%
Two or more races1,3683.36%
Other race5441.33%
Black or African American1730.42%
Asian840.21%
Native American570.14%
Native Hawaiian or Pacific Islander60.01%

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Sanilac County, Michigan Population by Race

Sanilac County, Michigan Population Pyramid 2024

Sanilac County, Michigan Median Age

45.2

Total

44.4

Male

46.2

Female

Sanilac County, Michigan Adults

There are 32,154 adults, (9,089 of whom are seniors) in Sanilac County, Michigan.

Sanilac County, Michigan Age Dependency

76.7

Age Dependency Ratio

39.4

Old Age Dependency Ratio

37.3

Child Dependency Ratio

Sanilac County, Michigan Sex Ratio

Female20,15449.45%
Male20,60550.55%

Sanilac County, Michigan Population by Age

Sanilac County, Michigan Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All17,2962.3379.720.3
Married8,7922.8990.89.2
Non Family6,0701.1868.431.6
Female1,5693.2364.735.3
Male8652.9373.526.5

2.83

Average Family Size

2.33

Average Household Size

79.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Sanilac County, Michigan Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,7596.05%
Associates Degree2,91310.02%
Bachelors Degree2,94010.11%
Graduate Degree1,4995.16%
High School Graduate12,44842.83%
Less Than 9th Grade8993.09%
Some College6,60822.73%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Sanilac County, Michigan Educational Attainment by Sex (over 25)

Sanilac County, Michigan Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White27,44025,0674,157
Hispanic911720197
2+ Races680628154
Other Race36928646
Black128909
Asian806813
Native American56503
Islander660

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 22.65%.

Sanilac County, Michigan Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$56,964$77,054$44,318
Graduate Degree$65,536$66,696$64,485
High School Graduate$34,025$44,847$23,936
Less Than 9th Grade$29,795$33,988$22,692
Overall$39,146$47,348$31,779
Some College$39,280$49,857$32,492

$39,146

Average Earnings

$47,348

Average Male

$31,779

Average Female

Sanilac County, Michigan Earnings by Educational Attainment

Sanilac County, Michigan Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Sanilac County, Michigan Language

95.11% of Sanilac County, Michigan residents speak only English, while 4.89% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.44% of the population.

Sanilac County, Michigan Language

Sanilac County, Michigan Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White37,3935,42114.5%
Hispanic1,63831018.93%
Multiple1,34727920.71%
Other5368115.11%
Black1233830.89%
Asian842226.19%
Native571322.81%

14.95%

Overall Poverty Rate

12.57%

Male Poverty Rate

17.38%

Female Poverty Rate

Poverty in Sanilac County, Michigan

The race most likely to be in poverty in Sanilac County, Michigan is Black, with 30.89% below the poverty level.

The race least likely to be in poverty in Sanilac County, Michigan is White, with 14.5% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.1%. Among those working part-time, it was 16.96%, and for those that did not work, the poverty rate was 19.79%.

Sanilac County, Michigan Poverty

rate

Rate
Poverty
Less Than 9th Grade23.17%
High School14.68%
Some College10.37%
Bachelors or Greater3.51%

Sanilac County, Michigan Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed29.37%
Male Unemployed27.9%
Female Employed10.24%
Male Employed5.4%

Sanilac County, Michigan Poverty Rate by Employment Status and Sex

Sanilac County, Michigan Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$70,172$84,192
Households$55,740$72,456
Married Families$79,968$93,512
Non Families$33,064$45,299

mean

median

Income by Household Type

Sanilac County, Michigan Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

54.2%

Overall Marriage Rate

54.6%

Male Marriage Rate

53.8%

Female Marriage Rate

Sanilac County, Michigan Married by Age and Sex

male

female

Sanilac County, Michigan Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.

Sanilac County, Michigan Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Sanilac County, Michigan Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,591

Number of Veterans

2,430

Male Veterans

161

Female Veterans

War
Veterans
Vietnam1,062
First Gulf War462
Second Gulf War291
Korea205
World War II58

Sanilac County, Michigan Veterans by War

count

Age Group
Veterans
65 to 74838
75+720
55 to 64477
35 to 54465
18 to 3491

Sanilac County, Michigan Veterans by Age

count

Name
Veterans
% of Total
White2,4580.08038196147683051
Hispanic880.07645525629887055
Other Race590.1378504672897196
2+ Races450.0539568345323741
Asian160.2
Native American130.23214285714285715

Sanilac County, Michigan Veterans by Race

Sanilac County, Michigan Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

11.44%

Veteran Poverty Rate

38.54%

Veteran Disability Rate

Sanilac County, Michigan Veterans by Education

LaborForceParticipation

55.8%

Labor Force Participation

52.1%

Employment Rate

6.5%

Unemployment Rate

Sanilac County, Michigan Employment by Age

LaborForceParticipation

Sanilac County, Michigan Employment by Race

LaborForceParticipation

Sanilac County, Michigan Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

89.03%

Born in Sanilac County, Michigan

98.58%

Native Born

1.42%

Foreign Born

0.74%

Non Citizen

0.67%

Naturalized

Place of Birth

98.58% of Sanilac County, Michigan residents were born in the United States, with 89.03% having been born in Michigan. 0.74% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Sanilac County, Michigan Place of Birth

Sources