Ennis, MT Demographics

Population 1,745 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Ennis, MT map of median age by neighborhood
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Population and households in Ennis

Household size in Ennis

Household size, people per household
PeriodEnnisMontanaU.S.
2006–101.922.412.68
2010–142.222.452.73
2015–192.012.442.71
2020–242.272.442.65
Change+0.35+0.03−0.03
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Ennis is a place of small households, averaging 2.27 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Household size has climbed from 1.92 in 2006–10, 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 Ennis

Median age, years
PeriodEnnisMontanaU.S.
2006–1048.239.937.7
2010–1445.440.838.6
2015–1952.841.539.6
2020–2448.141.540.1
Change−0.0+1.6+2.3
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With a median age of 48.1, Ennis is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

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 Ennis

Single-parent households, % of households
PeriodEnnisMontanaU.S.
2006–108.6%9.4%12.3%
2010–142.8%9.8%12.3%
2015–193.7%8.7%11.6%
2020–242.1%8.8%11.6%
Change−6.5 pts−0.6 pts−0.6 pts
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Single parents head only 2.1% of households in Ennis, well below 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 Ennis

Renters in Ennis

Renters, % of occupied homes
PeriodEnnisMontanaU.S.
2006–1030.4%31.0%33.3%
2010–1426.6%32.3%35.6%
2015–1927.1%31.9%36.0%
2020–2423.8%30.8%34.8%
Change−6.6 pts−0.1 pts+1.5 pts
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Only 23.8% of households in Ennis rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 66.5% have no mortgage at all, well 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 Ennis

Vacant homes, % of all homes
PeriodEnnisMontanaU.S.
2006–1041.0%13.2%11.4%
2010–1447.4%13.9%11.4%
2015–1951.1%14.1%11.1%
2020–2435.9%12.2%9.6%
Change−5.1 pts−0.9 pts−1.8 pts
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Vacant homes make up 35.9% of the housing in Ennis, 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 Ennis

Age of homes, median year built
PeriodEnnisMontanaU.S.
2006–10198319741974
2010–14199319771975
2015–19199219781977
2020–24200119821980
Change+18+7+6
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Much of the housing in Ennis is relatively new: half of its homes were built after 2001, compared with 1980 for the U.S. as a whole.

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 Ennis

Rent, per month
PeriodEnnisMontanaU.S.
2006–10$696$703$965
2010–14$747$775$1,040
2015–19$853$870$1,213
2020–24$1,111$1,189$1,571
Change+$415+$487+$606
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Rent in Ennis runs $1,111 a month at the median, utilities included, well below the U.S. median of $1,571. The typical renter here spends 30.6% of household income on rent, 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 Ennis

Bachelor's degrees in Ennis

Bachelor's degrees, % of adults 25+
PeriodEnnisMontanaU.S.
2006–1041.9%28.7%28.4%
2010–1429.6%29.8%29.6%
2015–1930.6%32.2%32.1%
2020–2435.1%35.3%35.6%
Change−6.7 pts+6.6 pts+7.2 pts
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College degrees are about as common in Ennis as nationally: 35.1% of adults 25 and older have a bachelor's or higher, against 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 Ennis

High school graduates, % of adults 25+
PeriodEnnisMontanaU.S.
2006–1096.7%91.2%84.9%
2010–1494.8%92.6%86.1%
2015–1996.3%93.6%87.7%
2020–2491.8%94.6%89.3%
Change−4.8 pts+3.4 pts+4.3 pts
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High school completion in Ennis is a bit above the national rate: 91.8% of adults have a diploma or equivalent, against 89.3%. Even so, the rate is lower than in Montana overall (94.6%).

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 Ennis

Unemployment, % of the labor force
PeriodEnnisMontanaU.S.
2006–106.4%5.7%8.1%
2010–145.5%6.9%9.4%
2015–191.5%4.2%5.6%
2020–245.9%3.7%5.4%
Change−0.6 pts−2.0 pts−2.7 pts
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Unemployment in Ennis is close to the national rate: 5.9% of the labor force, against 5.4%. The rate is higher than in Montana overall (3.7%). 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).

Ennis compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Ennis2.2748.12.1%23.8%35.9%2001$1,11135.1%91.8%5.9%
Jeffers2.6040.91.8%18.6%45.8%2006$97530.5%91.2%2.5%
Varney2.4446.84.9%15.5%64.5%1998$1,72442.9%94.3%3.7%
Mc Allister2.6044.31.4%16.3%42.4%2002$91227.8%91.5%1.9%
Virginia City2.4157.11.4%11.7%36.2%1989$78133.5%92.4%2.9%
Norris2.6946.81.7%12.9%45.0%1997$1,08623.8%92.8%0.2%
Ruby2.4157.71.2%11.5%34.5%1988$72533.0%92.3%2.9%
Alder2.4157.71.2%11.5%34.5%1988$72533.0%92.3%2.9%
Red Bluff2.8038.51.7%12.4%52.1%2007$94326.4%91.3%0.0%
Big Sky2.3142.68.2%12.3%57.7%2002$1,35555.0%96.5%0.9%
Laurin2.4157.71.2%11.5%34.5%1988$72533.0%92.3%2.9%

All figures 2020–24.

Cities with similar populations: Kualapuu, HI · Gibson, LA · Granite, OK · Warsaw, IL · Hackensack, MN · Halfway, MO · Hampton, AR · Hanscom Afb, MA · Hazleton, IA · Heppner, OR

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 Ennis. 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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