Flat Rock, Michigan Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Flat Rock, Michigan is 10,418 as of the 2023 American Community Survey, making it the 97th-largest city in Michigan. The median household income is $73,288, the median home value is $201,400, and the median age is 38.3.
The population has grown 3.8% since 2010 (9,872 → 10,249).
10,418
Population
1586
People / sq mi
$73,288
Median Income
$201,400
Median Home Value
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Flat Rock covers 6.6 sq mi of land at 1586 people per square mile.
About Flat Rock, MI
Flat Rock is distinguished by its share of foreign-born residents, 12.8% of the population. With 10,418 residents, Flat Rock is a city in Michigan.
Household earnings are middling, with a median of $73,288 — below the US median of $78,538. Poverty runs at 7.7%, below the national 12.4%. Housing is relatively affordable, with a median home value of $201,400, with typical rent around $1,006.
Fewer adults hold degrees here than in most comparable places — 22.5%, below the national 35.0%. Around 9.8% of workers work from home, below the national 14.0%, and the average commute runs about 30 minutes each way.
Flat Rock city Population History (2010-2024)
The city of Flat Rock city had a population of 9,872 in 2010 and 10,249 in 2024, a 3.8% growth over 14 years. The peak was 10,499 in 2020. Average annual growth rate: 0.28%.
10,249
Population (2024)
9,872
Population (2010)
10,499
Peak (2020)
0.28%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 9,872 |
| 2011 | 9,867 |
| 2012 | 9,877 |
| 2013 | 9,839 |
| 2014 | 9,876 |
| 2015 | 9,914 |
| 2016 | 9,927 |
| 2017 | 9,976 |
| 2018 | 10,009 |
| 2019 | 10,004 |
| 2020 | 10,499 |
| 2021 | 10,386 |
| 2022 | 10,266 |
| 2023 | 10,221 |
| 2024 | 10,249 |
Race & Ethnicity
| White | 78.6% |
| Black or African American | 6.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.5% |
| Two or More Races | 0.0% |
Economy & Income
$73,288
Median Household Income
$36,374
Per Capita Income
7.7%
Poverty Rate
4.1%
Unemployment Rate
Housing
$201,400
Median Home Value
$1,006
Median Rent
79.7%
Owner-Occupied
Education
91.4%
High School+
22.5%
Bachelor's+
Commute
0.0%
Drive Alone
77.4%
Public Transit
9.8%
Work From Home
29.8 min
Avg Commute
Community Profile
12.8%
Foreign Born
95.8%
Non-English at Home
7.4%
Veterans
13.3%
With Disability
97.6%
Health Insurance
94.7%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 23.6% |
| Manufacturing | 23.1% |
| Retail Trade | 10.5% |
| Finance, Insurance & Real Estate | 8.5% |
| Education, Health Care & Social Services | 6.1% |
| Construction | 5.5% |
| Arts, Entertainment & Food Services | 4.8% |
| Information | 4.8% |
| Transportation & Warehousing | 1.0% |
| Public Administration | 0.8% |
| Agriculture & Mining | 0.1% |
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Frequently Asked Questions
Flat Rock, Michigan has a population of 10,418 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 97th-largest city in Michigan.
The median household income in Flat Rock, Michigan is $73,288, with 7.7% of residents living below the federal poverty level.
The median home value in Flat Rock, Michigan is $201,400, with median monthly rent at $1,006 and a homeownership rate of 79.7%.
The median age in Flat Rock, Michigan is 38.3 years. The population is 49.2% male and 50.8% female.
The population has grown 3.8% since 2010 (9,872 → 10,249).
Flat Rock city, MI Climate
Flat Rock city, MI has an average annual temperature of 9.4°C (49°F) and receives about 854 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.4°C
Avg Temp
854
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -4° / 24° | 47 mm |
| February | -3° / 27° | 47 mm |
| March | 2° / 36° | 66 mm |
| April | 9° / 47° | 77 mm |
| May | 15° / 59° | 78 mm |
| June | 20° / 68° | 89 mm |
| July | 23° / 73° | 81 mm |
| August | 22° / 71° | 83 mm |
| September | 17° / 63° | 85 mm |
| October | 11° / 51° | 60 mm |
| November | 5° / 40° | 73 mm |
| December | -1° / 29° | 68 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Flat Rock city, MI
The most comfortable months to visit Flat Rock city, MI are typically August, June and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 28°C high). The coldest is January (near -8°C low). June is usually the wettest month.
Where to stay near Flat Rock
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.