Waldo County, Maine Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Waldo County, 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.
-
B
Health Around average
-
C
Income Below average
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C
Education Below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Waldo County | Maine Avg | U.S. Average |
|---|---|---|---|
| Population | 40,192 | 1,387,521 | 337,468,954 |
| Population density (per sq mi) | 47.2 | 39.2 | 86.4 |
| Population growth (%/yr) | 0.35% | 0.53% | 0.59% |
| Median age | 48.8 | 43.6 | 37.3 |
| Households | 17,470 | 597,020 | 130,235,071 |
Population in Waldo County grew by 4.9% from 2009 to 2024, reaching 40,192 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Waldo County is Boomers, aged 61–79, at 24.2% of residents. That is 2.7 points above Maine as a whole.
- Gen Z 13–28 7,009 17.4% -1.1 pts
- Millennials 29–44 7,739 19.3% -0.8 pts
- Gen X 45–60 8,879 22.1% on par
- Boomers 61–79 9,727 24.2% +2.7 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 50.6% of the people living in Waldo County and men 49.4%.
- Women 50.6% Maine 50.9%
- Men 49.4% Maine 49.1%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Waldo County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Waldo County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Waldo County | Maine Avg | U.S. Average |
|---|---|---|---|
| Median household income | $72,583 | $74,723 | $80,455 |
| Income growth (%/yr) | 6.06% | 4.91% | 4.80% |
| Unemployment rate | 3.7% | 3.8% | 5.2% |
The median household income in Waldo County is about 3% lower than in Maine.
Housing
| Metric | Waldo County | Maine Avg | U.S. Average |
|---|---|---|---|
| Median home price | $258,333 | $261,367 | $248,835 |
| Median rent | $1,020 | $1,139 | $1,407 |
| Homeownership rate | 81.9% | 74.3% | 65.2% |
The median home price in Waldo County is about 21.1 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,020 per month for that long.
Commute Time & Mobility
Commuters in Waldo County spend about 45 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 187 hours, about 7.8 full days, spent commuting.
| Metric | Waldo County | Maine Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.4 | 20.8 | 22.4 |
| Round-trip commute (min) | 44.8 | 41.6 | 44.8 |
| Yearly time spent (hours) | 187 | 173 | 187 |
| Estimated yearly cost | $5,786 | $5,372 | $5,790 |
| Work from home | 15.6% | 15.9% | 15.0% |
| Highway traffic (vehicles/day) | 4,970 | 4,904 | 8,813 |
| Local road traffic (vehicles/day) | 720 | 1,015 | 1,355 |
Fastest commutes among counties in
Maine:
Aroostook County (13.5 min), Piscataquis County (16.3 min), Knox County (16.6 min).
Slowest:
York County (23.9 min), Oxford County (23.4 min), Somerset County (22.5 min).
The average commute time in Waldo County is 22 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
Waldo County has a education index of C, which means it is somewhat educated.
| Metric | Waldo County | Maine Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 31.5% | 31.9% | 31.6% |
| Average household size | 2.25 | 2.25 | 2.53 |
Highest education index among counties in
Maine:
Cumberland County (0.4), Sagadahoc County (0.3), Hancock County (0.3).
Lowest:
Somerset County (0.2), Piscataquis County (0.2), Aroostook County (0.2).
Health
Waldo County has a health index of B, which means it is quite healthy.
| Metric | Waldo County | Maine Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 78.9 | 78.2 | 78.3 |
| Self-rated poor health | 13.2% | 13.9% | 16.3% |
| Smokers | 18.3% | 18.8% | 19.0% |
Highest health index among counties in
Maine:
Cumberland County (0.8), York County (0.8), Sagadahoc County (0.8).
Lowest:
Washington County (0.8), Piscataquis County (0.8), Aroostook County (0.8).
Waldo County, ME Compared With Nearby Counties
Waldo County, ME is typical in size for this group, 40,192 residents against a local median of 41,003, so the measures below are close to a like for like comparison. Nothing separates Waldo County, ME sharply from the counties around it. Each measure below lands within 15% of the local median, close enough that the differences are within what survey sampling alone would produce.
The largest of those small differences is commute, 5% above the local median at 22.4 min against 21.2 min. Waldo County, ME has the 6th lowest commute of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Waldo County, ME | 40,192 | $72,583 #5/6 | $258,333 #3/6 | 22.4 min #6/6 |
| Knox County, ME | 41,003 | $73,711 | $167,467 | 16.6 min |
| Lincoln County, ME | 36,099 | $76,791 | $248,842 | 21.2 min |
| Kennebec County, ME | 126,799 | $68,834 | $174,285 | 21.1 min |
| Hancock County, ME | 56,460 | $73,178 | $345,205 | 21.6 min |
| Sagadahoc County, ME | 37,285 | $86,674 | $408,621 | 22.2 min |
Frequently Asked Questions
Common questions about Waldo County, Maine.
How many people live in Waldo County, Maine?
About 40,192 people live in Waldo County, Maine, in 17,470 households of 2.3 people on average. The median age is 48.8, so residents are older than the U.S. median of 37.3 by about 12 years.
How densely populated is Waldo County, Maine?
Averaged over its land area, Waldo County, Maine has 47 people per square mile, a density typical of rural areas. That is about 55% of the U.S. average of 86.
Is Waldo County, Maine an affordable place to live?
The median home costs 3.6 times the median household income ($258,333 against $72,583), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,020 a month takes about 17% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in Waldo County, Maine?
Unemployment in Waldo County, Maine is only 3.7%, 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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