Ruby, Michigan Demographics & Population 2026
During the 2020–2024 ACS period, Ruby, Michigan had a total population of 714, the 495th largest community in Michigan, with a median household income of $69,077, which is 5% lower than the state average. The poverty rate is 2.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 2.7% — among the lowest in Michigan.
- Near full employment with an unemployment rate of just 1.8%.
Ruby Quick Facts
How Ruby Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 705 | 714 | +1.3% |
| Median household income | $66,910 | $69,077 | +3.2% |
| Median home value | $211,200 | $223,800 | +6.0% |
How Ruby Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 45 | National average: 61
Education
Educational Attainment (Adults 25+)
Ruby Rankings in Michigan
Explore Michigan Rankings
Other Cities in St. Clair County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Port Huron | 28,620 | $50,366 | 22.6% | $149,300 |
| Marysville | 9,925 | $66,901 | 6.4% | $208,600 |
| St. Clair | 5,585 | $69,688 | 7.1% | $223,200 |
| Pearl Beach | 4,506 | $83,208 | 10.0% | $301,700 |
| Algonac | 4,139 | $56,820 | 14.5% | $199,500 |
| Marine City | 4,028 | $67,683 | 7.6% | $159,800 |
| Yale | 2,129 | $53,236 | 18.0% | $127,100 |
| Capac | 1,970 | $60,329 | 12.5% | $161,700 |
| Lakeport | 742 | $54,236 | 17.3% | $206,400 |
| Emmett | 207 | $120,074 | 1.9% | $145,800 |
Cities Similar to Ruby
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Sanford | 716 | $68,000 | $175,600 | 39.6% | 9.5% |
| Vernon | 697 | $69,625 | $133,400 | 14.3% | 16.1% |
| New Lothrop | 733 | $72,344 | $205,700 | 21.5% | 13.6% |
| Lake City | 705 | $74,583 | $170,300 | 24.7% | 14.2% |
| Benzonia | 718 | $61,875 | $209,100 | 30.9% | 14.1% |
A note before these figures: with a population of 714, Ruby's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Ruby is a small community located in Michigan, within St. Clair County. The total population is 714. It ranks as the 495th most populous out of 745 Census-designated places in Michigan.
Age Demographics
The median age in Ruby is 32.2 years. This is 20% lower than the state median of 40.2 years.
Economy, Income & Housing
The median household income in Ruby is $69,077. This is 5% lower than the state median of $72,875. It is also 14% lower than the national median of $80,734. The poverty rate stands at 2.7%. This is 80% lower than the state poverty rate of 13.2%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 1.8%. This is 69% lower than the state rate of 5.7%. The median home value is $223,800. Housing costs are 3% lower than the state median of $231,600. The home-value-to-income ratio is 3.2x. 74.9% of occupied housing units are owner-occupied. This homeownership rate is 2% higher than the state average of 73.2%.
Race & Ethnicity
Ruby has a predominantly White (non-Hispanic) population, comprising 85.6% of all residents.
Education
12.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 63% lower than the state rate of 32.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.9%.
Data Sources & Methodology
All demographic data for Ruby, Michigan is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Michigan state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 745 Census-designated places in Michigan. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Ruby, Michigan?
Ruby, Michigan has a population of 714 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Ruby, MI?
The median household income in Ruby is $69,077, which is 14% lower than the national median of $80,734.
What is the poverty rate in Ruby, MI?
The poverty rate in Ruby is 2.7%. This means approximately 19 residents live below the federal poverty line.
What is the racial makeup of Ruby, Michigan?
Ruby's population is 85.6% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Ruby, MI?
The median home value in Ruby is $223,800. The home-value-to-income ratio is 3.2x.
How educated is Ruby, Michigan?
12.1% of adults (25+) in Ruby hold a bachelor's degree or higher, and 0.4% hold a graduate or professional degree.