04101, ME Demographics

Population 18,270 · Census ACS 2020–24

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04101, ME map of median age by neighborhood
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Population and households in ZIP 04101

Household size in ZIP 04101

Household size, people per household
PeriodZIP 04101MaineU.S.
2006–101.842.372.68
2010–141.912.362.73
2015–191.862.352.71
2020–241.762.302.65
Change−0.09−0.07−0.03
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ZIP 04101 is a place of small households, averaging 1.76 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Household size has edged down from 1.84 in 2006–10, mirroring the country. ZIP 04101 has the smallest households of any Maine ZIP code with 5,000+ people.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in ZIP 04101

Median age, years
PeriodZIP 04101MaineU.S.
2006–1035.642.137.7
2010–1432.743.538.6
2015–1934.845.039.6
2020–2435.945.040.1
Change+0.3+2.9+2.3
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With a median age of just 35.9, ZIP 04101 is far younger than the country as a whole (40.1), a population that tilts toward young adults, many of them living alone or as couples. Residents skew youngest in the southwest and oldest in the center. Only one other Maine ZIP code with 5,000+ people is younger.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in ZIP 04101

Single-parent households, % of households
PeriodZIP 04101MaineU.S.
2006–1012.2%10.1%12.3%
2010–1410.7%10.1%12.3%
2015–196.7%9.4%11.6%
2020–246.5%8.8%11.6%
Change−5.7 pts−1.4 pts−0.6 pts
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Single parents head only 6.5% of households in ZIP 04101, well below the national share of 11.6%. The single-parent share has fallen 5.7 points since 2006–10, a much bigger shift than nationally.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in ZIP 04101

Renters in ZIP 04101

Renters, % of occupied homes
PeriodZIP 04101MaineU.S.
2006–1078.5%26.9%33.3%
2010–1482.7%28.6%35.6%
2015–1979.5%27.7%36.0%
2020–2477.2%25.7%34.8%
Change−1.3 pts−1.2 pts+1.5 pts
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Most households in ZIP 04101 rent: 77.2% of occupied homes are rented, far above the national share of 34.8%. Expect more apartments, and more turnover, than in owner-heavy areas. More than four in ten owners (44.2%) have paid off their mortgages, above the national share of 39.8%. No other Maine ZIP code with 5,000+ people has a higher share of renters.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in ZIP 04101

Vacant homes, % of all homes
PeriodZIP 04101MaineU.S.
2006–1010.0%17.8%11.4%
2010–149.4%18.1%11.4%
2015–1912.2%19.0%11.1%
2020–2411.3%16.4%9.6%
Change+1.2 pts−1.4 pts−1.8 pts
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Vacancy runs a little high in ZIP 04101: 11.3% of homes are empty, against 9.6% nationally. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Still, the rate is lower than in Maine overall (16.4%).

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in ZIP 04101

Age of homes, median year built
PeriodZIP 04101MaineU.S.
2006–10194019691974
2010–14193919711975
2015–19194419731977
2020–24194919751980
Change+9+6+6
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ZIP 04101 is a place of older homes: half were built before 1949, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. The median year built has moved up from 1940 in 2006–10, a sign of steady new building. Of the 68 Maine ZIP codes with 5,000+ people, only two have older homes.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in ZIP 04101

Rent, per month
PeriodZIP 04101MaineU.S.
2006–10$777$766$965
2010–14$883$831$1,040
2015–19$1,083$919$1,213
2020–24$1,585$1,230$1,571
Change+$808+$464+$606
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A typical rental in ZIP 04101 costs $1,585 a month with utilities, close to the national median of $1,571. Rents here are higher than in Maine as a whole ($1,230). Rents are up $808 a month from 2006–10, a 104% jump, faster than rents rose nationally. Rent takes 30.7% of the typical renter's income, just over the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in ZIP 04101

Bachelor's degrees in ZIP 04101

Bachelor's degrees, % of adults 25+
PeriodZIP 04101MaineU.S.
2006–1037.3%27.0%28.4%
2010–1441.7%28.7%29.6%
2015–1949.8%32.0%32.1%
2020–2459.0%36.5%35.6%
Change+21.7 pts+9.5 pts+7.2 pts
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College graduates are unusually common in ZIP 04101: 59.0% of adults 25 and older have a bachelor's degree or higher, against 35.6% nationally. Education tends to track local incomes and the kinds of jobs nearby. The share with a degree has risen 21.7 points since 2006–10, as it has nationally.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in ZIP 04101

High school graduates, % of adults 25+
PeriodZIP 04101MaineU.S.
2006–1086.3%89.9%84.9%
2010–1488.9%91.4%86.1%
2015–1989.9%92.6%87.7%
2020–2494.1%94.8%89.3%
Change+7.9 pts+4.8 pts+4.3 pts
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High school completion in ZIP 04101 is above the national rate: 94.1% of adults have a diploma, against 89.3%. Maine as a whole looks much the same. Since 2006–10, the share with a diploma has risen 7.9 points, mirroring the country.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in ZIP 04101

Unemployment, % of the labor force
PeriodZIP 04101MaineU.S.
2006–109.4%6.6%8.1%
2010–1410.3%7.6%9.4%
2015–193.7%4.2%5.6%
2020–242.7%3.9%5.4%
Change−6.7 pts−2.7 pts−2.7 pts
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The job market in ZIP 04101 has been strong: just 2.7% of the labor force was out of work and looking, well below the national rate of 5.4%. Unemployment has fallen 6.7 points since 2006–10, as it has nationally. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

ZIP 04101 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 041011.7635.96.5%77.2%11.3%1949$1,58559.0%94.1%2.7%
ZIP 041022.1438.65.3%49.9%8.3%1946$1,48061.6%96.0%3.8%
ZIP 041062.2242.25.9%41.8%5.8%1964$1,76050.6%95.5%2.7%
ZIP 041032.2940.88.9%38.6%6.3%1963$1,65458.5%98.1%4.8%
ZIP 041091.7971.22.7%0.2%66.6%1938$1,67886.0%100.0%0.0%
ZIP 041082.0362.04.4%11.1%59.2%1938$1,50171.8%97.2%1.9%
ZIP 041072.5647.45.2%11.9%7.5%1967$2,00473.0%99.3%2.7%
ZIP 040922.3139.39.7%38.8%5.4%1970$1,49241.1%96.2%2.4%
ZIP 041052.5847.66.1%15.6%6.8%1986$2,43172.9%98.1%2.5%
ZIP 040502.1548.82.6%18.9%71.2%1938$1,93851.5%97.8%0.6%
ZIP 040742.3350.47.3%22.5%10.9%1990$2,11057.2%98.8%2.6%

All figures 2020–24.

Zip codes with similar populations: 40962, KY · 32141, FL · 49331, MI · 22305, VA · 28716, NC · 62298, IL · 32118, FL · 32428, FL · 32433, FL · 32827, FL

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up ZIP 04101. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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