United States › Michigan › Rock CITY · 2020 ACS
Rock Michigan · 181 residents · 0.90 sq mi
Time machine
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The short version
Rock is a city of 181 people in Michigan. Owners hold 100% of the housing stock. At a median age of 47.5, this is an older place than the country as a whole. Four-year degrees are less common here than nationally, at 17% of adults. The population is up 44% since 2021. 0% of people here were born outside the United States.
At a glance
Lower income
below the US median
US median: $66,278
Older
median age 47.5
US median: 38.8
Less educated
17% hold a bachelor's degree
US average: 33%
Owner-heavy
100% owner-occupied
US average: 63%
Section 01
Population & growth vs 34.9 in 2021
US average: 38.8
Population, 2020 – 2024
120 138 155 172 190 2020 2024 Rock Age distribution, 2020
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $53,750
−14%inflation adjusted, since 2021
vs $65,250 in 2021
US average: $66,278
vs $30,463 in 2021
US average: $35,364
Households earning $100K+
vs 41.5% in 2021
US average: 43.9%
vs 5.6% in 2021
US average: 12.8%
Workforce by industry, 2020
Professional, scientific, technical 8%
Transportation & warehousing 6.7%
Agriculture, forestry, fishing 0%
Education & health services 0%
Arts, entertainment, food 0%
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vs 83.0% in 2021
0.0% rent
vs 2.38 people in 2021
US average: 2.61
Section 04
Race & ethnicity 2021
White, non-Hispanic 100%(126)
2020
White, non-Hispanic 95%(172)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry vs 11.5% in 2021
US average: 32.9%
High school or higher
vs 97.4% in 2021
US average: 88.5%
vs 2.6% in 2021
US average: 12.7%
Section 06
Commute & transportation vs 29.1 min in 2021
US average: 26.9
vs 91.4% in 2021
US average: 75.1%
vs 0.0% in 2021
US average: 8.4%
Section 07
Work & employment vs 0.0% in 2021
US average: 5.4%
vs 60.9% in 2021
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
vs 35.7% in 2021
US average: 39.3%
Section 08
People & community vs 5.6% in 2021
US average: 13.5%
vs 0.0% in 2021
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage vs 0.0% in 2021
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 0%(0)
Share of the 9 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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Frequently asked
How many people live in Rock, Michigan? Rock, Michigan has about 181 residents according to the 2020 American Community Survey.
What is the median household income in Rock, Michigan? The typical household in Rock, Michigan earns about $53,750 a year. Half of households make more than that, and half make less.
How educated are people in Rock, Michigan? About 17.2% of adults age 25 and over in Rock, Michigan hold a bachelor's degree or higher.
What is the poverty rate in Rock, Michigan? About 14.6% of people in Rock, Michigan live below the federal poverty line.
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