Saco, Maine Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Saco, ME Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A
Health Above average
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B
Income Around average
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B
Education Around average
Source: Map AI Methodology
Population
| Metric | Saco | Maine Avg | U.S. Average |
|---|---|---|---|
| Population | 20,819 | 1,387,521 | 337,468,954 |
| Population density (per sq mi) | 394.1 | 39.2 | 86.4 |
| Population growth (%/yr) | 1.15% | 0.53% | 0.59% |
| Median age | 43.8 | 43.6 | 37.3 |
| Households | 8,998 | 597,020 | 130,235,071 |
Population in Saco grew by 14.0% from 2009 to 2024, reaching 20,819 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Saco is Gen X, aged 45–60, at 24.0% of residents. That is 1.9 points above Maine as a whole.
- Gen Z 13–28 4,259 20.5% +1.9 pts
- Millennials 29–44 4,315 20.7% +0.7 pts
- Gen X 45–60 4,989 24.0% +1.9 pts
- Boomers 61–79 3,712 17.8% -3.7 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Maine, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.9% of the people living in Saco and men 48.1%.
- Women 51.9% Maine 50.9%
- Men 48.1% Maine 49.1%
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100% of everyone living in Saco
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Economy
Saco has a the economy index of B, which means it is quite prosperous.
| Metric | Saco | Maine Avg | U.S. Average |
|---|---|---|---|
| Median household income | $90,773 | $74,723 | $80,455 |
| Income growth (%/yr) | 5.40% | 4.91% | 4.80% |
| Unemployment rate | 2.1% | 3.8% | 5.2% |
The median household income in Saco is about 21% higher than in Maine.
Housing
| Metric | Saco | Maine Avg | U.S. Average |
|---|---|---|---|
| Median home price | $534,482 | $261,367 | $248,835 |
| Median rent | $1,248 | $1,139 | $1,407 |
| Homeownership rate | 72.8% | 74.3% | 65.2% |
The median home price in Saco is about 35.7 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,248 per month for that long.
Commute Time & Mobility
Commuters in Saco spend about 45 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 189 hours, about 7.9 full days, spent commuting.
| Metric | Saco | Maine Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.7 | 20.8 | 22.4 |
| Round-trip commute (min) | 45.4 | 41.6 | 44.8 |
| Yearly time spent (hours) | 189 | 173 | 187 |
| Estimated yearly cost | $5,860 | $5,372 | $5,790 |
| Work from home | 19.0% | 15.9% | 15.0% |
| Highway traffic (vehicles/day) | 12,834 | 4,904 | 8,813 |
| Local road traffic (vehicles/day) | 2,576 | 1,015 | 1,355 |
The average commute time in Saco is 23 minutes, longer than the 21 minutes in Maine.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Saco has a education index of B, which means it is quite educated.
| Metric | Saco | Maine Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 38.5% | 31.9% | 31.6% |
| Average household size | 2.28 | 2.25 | 2.53 |
Health
Saco has a health index of A, which means it is very healthy.
| Metric | Saco | Maine Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 78.2 | 78.2 | 78.3 |
| Self-rated poor health | 9.8% | 13.9% | 16.3% |
| Smokers | 14.8% | 18.8% | 19.0% |
Saco, ME Compared With Nearby Cities
How Saco, ME compares with the 1 cities closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Saco, ME | 20,819 | $90,773 #1/2 | $534,482 #1/2 | 22.7 min #2/2 |
| Biddeford, ME | 22,492 | $72,002 | $103,409 | 21.3 min |
Frequently Asked Questions
Common questions about Saco, Maine.
What is the population of Saco, Maine?
About 20,819 people live in Saco, Maine, in 8,998 households of 2.3 people on average. The median age is 43.8, so residents are older than the U.S. median of 37.3 by about 6 years.
How densely populated is Saco, Maine?
Averaged over its land area, Saco, Maine has 394 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 4.6 times the U.S. average of 86.
Is Saco, Maine an affordable place to live?
The median home costs 5.9 times the median household income ($534,482 against $90,773), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,248 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is unemployment high in Saco, Maine?
Unemployment in Saco, Maine is only 2.1%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
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