Blue Earth, MN Demographics

Population 3,895 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Blue Earth, MN map of median age by neighborhood
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Population and households in Blue Earth

Household size in Blue Earth

Household size, people per household
PeriodBlue EarthMinnesotaU.S.
2006–102.262.522.68
2010–142.182.542.73
2015–192.012.552.71
2020–242.392.522.65
Change+0.13+0.00−0.03
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Blue Earth is a place of small households, averaging 2.39 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Since 2006–10, household size has climbed from 2.26, but in a place this small, survey estimates can swing a lot from one release to the next.

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 Blue Earth

Median age, years
PeriodBlue EarthMinnesotaU.S.
2006–1046.437.937.7
2010–1445.338.938.6
2015–1949.439.639.6
2020–2444.040.040.1
Change−2.4+2.1+2.3
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The median resident of Blue Earth is 44.0 years old, older than the national median of 40.1.

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 Blue Earth

Single-parent households, % of households
PeriodBlue EarthMinnesotaU.S.
2006–109.5%9.9%12.3%
2010–1413.5%10.2%12.3%
2015–198.9%9.7%11.6%
2020–2413.9%9.6%11.6%
Change+4.4 pts−0.3 pts−0.6 pts
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Single parents head about one in seven households in Blue Earth (13.9%), above the national share of 11.6%.

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 Blue Earth

Renters in Blue Earth

Renters, % of occupied homes
PeriodBlue EarthMinnesotaU.S.
2006–1025.6%25.8%33.3%
2010–1428.2%27.9%35.6%
2015–1930.1%28.4%36.0%
2020–2427.1%27.8%34.8%
Change+1.4 pts+2.0 pts+1.5 pts
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More than a quarter of households in Blue Earth rent their homes (27.1%), below the national share of 34.8%; the rest own. Minnesota as a whole looks much the same. Among homeowners, 49.3% have no mortgage at all, above the national share of 39.8%.

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 Blue Earth

Vacant homes, % of all homes
PeriodBlue EarthMinnesotaU.S.
2006–109.6%9.2%11.4%
2010–148.0%9.0%11.4%
2015–199.5%8.7%11.1%
2020–2415.4%8.3%9.6%
Change+5.7 pts−0.9 pts−1.8 pts
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Vacancy is high in Blue Earth: 15.4% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

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 Blue Earth

Age of homes, median year built
PeriodBlue EarthMinnesotaU.S.
2006–10194819731974
2010–14195319741975
2015–19195319751977
2020–24195019781980
Change+2+5+6
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Blue Earth is a place of older homes: half were built before 1950, while the national median is 1980. That means established neighborhoods, and more houses that may need updating.

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 Blue Earth

Rent, per month
PeriodBlue EarthMinnesotaU.S.
2006–10$455$882$965
2010–14$514$953$1,040
2015–19$605$1,099$1,213
2020–24$919$1,404$1,571
Change+$464+$522+$606
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The median renter in Blue Earth pays $919 a month for rent and utilities, well below the national median of $1,571. Rent takes 28.6% of the typical renter's income, just under 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 Blue Earth

Bachelor's degrees in Blue Earth

Bachelor's degrees, % of adults 25+
PeriodBlue EarthMinnesotaU.S.
2006–1013.7%32.1%28.4%
2010–1419.1%33.7%29.6%
2015–1917.8%36.2%32.1%
2020–2424.6%39.6%35.6%
Change+10.9 pts+7.4 pts+7.2 pts
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College degrees are relatively uncommon in Blue Earth: 24.6% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%.

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 Blue Earth

High school graduates, % of adults 25+
PeriodBlue EarthMinnesotaU.S.
2006–1087.8%91.4%84.9%
2010–1493.1%92.2%86.1%
2015–1993.8%93.0%87.7%
2020–2490.7%93.7%89.3%
Change+2.8 pts+2.3 pts+4.3 pts
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About as many adults in Blue Earth have finished high school as nationally: 90.7%, against 89.3%. The rate is lower than in Minnesota as a whole (93.7%).

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 Blue Earth

Unemployment, % of the labor force
PeriodBlue EarthMinnesotaU.S.
2006–104.6%6.5%8.1%
2010–143.7%6.5%9.4%
2015–192.8%3.7%5.6%
2020–242.4%4.1%5.4%
Change−2.2 pts−2.4 pts−2.7 pts
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The job market in Blue Earth has been strong: just 2.4% of the labor force was out of work and looking, well below the national rate of 5.4%. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's 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).

Blue Earth compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Blue Earth2.3944.013.9%27.1%15.4%1950$91924.6%90.7%2.4%
Dell2.2846.73.2%19.4%10.8%1955$92429.7%97.1%1.2%
Riverside Heights2.3945.56.8%12.6%13.3%1952$67827.8%96.4%1.7%
Guckeen2.4844.07.7%11.0%11.8%1954$57429.1%97.4%2.2%
Elmore2.0443.414.7%20.3%6.0%1955$99414.6%85.7%6.1%
Frost2.3448.011.4%8.6%14.1%1945$82424.2%96.3%4.8%
Pilot Grove2.3344.52.8%18.2%8.6%1955$97328.4%96.8%0.9%
Winnebago2.2343.96.1%22.7%12.0%1954$75116.7%90.3%6.9%
Delavan2.3744.15.3%12.9%16.0%1947$1,00425.2%94.3%3.5%
Huntley2.4743.58.6%11.5%14.9%1946$73822.0%97.2%2.3%
Imogene2.4944.06.4%19.8%9.2%1959$81426.8%95.1%5.2%

All figures 2020–24.

Cities with similar populations: San Saba, TX · West Suffield, CT · Titusville, NJ · Queenstown, MD · Salem, CT · New Brockton, AL · McSherrystown, PA · Knoxville, IL · Fairland, IN · Durand, WI

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 Blue Earth. 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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