Garden City, ID Demographics

Population 30,460 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Garden City, ID map of median age by neighborhood
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Population and households in Garden City

Household size in Garden City

Household size, people per household
PeriodGarden CityBoise areaIdahoU.S.
2006–102.362.752.722.68
2010–142.462.792.782.73
2015–192.272.752.762.71
2020–242.382.712.792.65
Change+0.02−0.05+0.07−0.03
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Households in Garden City are small: just 2.38 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Only two of the 51 Idaho cities with 5,000+ people have smaller households.

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 Garden City

Median age, years
PeriodGarden CityBoise areaIdahoU.S.
2006–1040.234.635.537.7
2010–1441.735.836.638.6
2015–1945.037.237.639.6
2020–2443.038.438.240.1
Change+2.8+3.8+2.7+2.3
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The median resident of Garden City is 43.0 years old, older than the national median of 40.1. The median age has climbed from 40.2 in 2006–10, as it has nationally. The youngest areas are in the southeast, the oldest in the west.

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 Garden City

Single-parent households, % of households
PeriodGarden CityBoise areaIdahoU.S.
2006–108.5%10.5%10.0%12.3%
2010–1410.8%10.4%10.2%12.3%
2015–197.9%9.5%9.3%11.6%
2020–248.5%9.3%9.3%11.6%
Change+0.1 pts−1.2 pts−0.7 pts−0.6 pts
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Single parents head only 8.5% of households in Garden City, well below the national share of 11.6%. That is in line with the rest of the Boise area.

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 Garden City

Renters in Garden City

Renters, % of occupied homes
PeriodGarden CityBoise areaIdahoU.S.
2006–1028.7%29.5%29.0%33.3%
2010–1433.9%31.9%30.8%35.6%
2015–1933.0%30.3%30.0%36.0%
2020–2427.9%27.5%27.9%34.8%
Change−0.8 pts−2.0 pts−1.1 pts+1.5 pts
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Most households in Garden City own their homes; 27.9% rent, below the national share of 34.8%. More than a third of owners (36.2%) have paid off their mortgages, below the national share of 39.8%. Renting is most common in the southeast and least common in the north. The renter share is down 0.8 points from 2006–10, even as the national share rose.

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 Garden City

Vacant homes, % of all homes
PeriodGarden CityBoise areaIdahoU.S.
2006–106.3%7.9%10.4%11.4%
2010–146.3%7.2%11.0%11.4%
2015–195.2%5.6%10.5%11.1%
2020–244.5%5.6%9.3%9.6%
Change−1.8 pts−2.3 pts−1.1 pts−1.8 pts
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Empty homes are scarce in Garden City: just 4.5% sit vacant, compared with 9.6% nationally, a sign of a tight housing market. Vacancy has fallen 1.8 points since 2006–10, in line with the national trend. Garden City has a lower vacancy rate than at least four in five Idaho cities.

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 Garden City

Age of homes, median year built
PeriodGarden CityBoise areaIdahoU.S.
2006–101992198919821974
2010–141991198919841975
2015–191995199119861977
2020–242001199619891980
Change+8+7+7+6
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Garden City has newer housing than the country as a whole: the median home was built in 2001, versus 1980 nationally. The median year built has moved up from 1992 in 2006–10, a sign of steady new building. Newer construction is concentrated in the north, while the southwest has the oldest housing.

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 Garden City

Rent, per month
PeriodGarden CityBoise areaIdahoU.S.
2006–10$846$884$766$965
2010–14$945$921$820$1,040
2015–19$1,159$1,075$941$1,213
2020–24$1,787$1,700$1,407$1,571
Change+$941+$815+$641+$606
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The median renter in Garden City pays $1,787 a month for rent and utilities, above the national median of $1,571. Rent has climbed $941 a month since 2006–10, up 111%, faster than rents rose nationally. Rent takes 34.9% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched. Rents run highest in the northwest and lowest in the southeast.

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 Garden City

Bachelor's degrees in Garden City

Bachelor's degrees, % of adults 25+
PeriodGarden CityBoise areaIdahoU.S.
2006–1036.3%28.8%25.0%28.4%
2010–1441.2%30.0%25.9%29.6%
2015–1940.8%31.6%27.8%32.1%
2020–2448.1%36.9%31.7%35.6%
Change+11.7 pts+8.2 pts+6.6 pts+7.2 pts
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College graduates are unusually common in Garden City: 48.1% 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 is up 11.7 points from 2006–10, in line with the national trend. Of the 51 Idaho cities with 5,000+ people, only three have a higher share of college graduates.

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 Garden City

High school graduates, % of adults 25+
PeriodGarden CityBoise areaIdahoU.S.
2006–1090.2%89.5%88.7%84.9%
2010–1492.8%90.1%89.3%86.1%
2015–1994.2%91.7%90.8%87.7%
2020–2495.2%92.7%92.1%89.3%
Change+5.1 pts+3.2 pts+3.4 pts+4.3 pts
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High school completion is high in Garden City: 95.2% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma is up 5.1 points from 2006–10, in line with the national trend. Garden City has a higher share of high school graduates than at least four in five Idaho cities.

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 Garden City

Unemployment, % of the labor force
PeriodGarden CityBoise areaIdahoU.S.
2006–107.0%7.7%7.0%8.1%
2010–148.6%8.4%8.1%9.4%
2015–192.4%4.3%4.4%5.6%
2020–244.6%3.2%3.8%5.4%
Change−2.4 pts−4.5 pts−3.2 pts−2.7 pts
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Unemployment in Garden City runs below the national rate: 4.6% of the labor force was out of work and looking, against 5.4% nationally. Still, the rate is higher than in the wider Boise area (3.2%). Since 2006–10, unemployment has fallen 2.4 points, mirroring the country.

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).

Garden City compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Garden City2.3843.08.5%27.9%4.5%2001$1,78748.1%95.2%4.6%
Eagle2.6445.76.7%15.3%6.7%2006$1,90555.8%96.7%2.1%
Boise area2.7138.49.3%27.5%5.6%1996$1,70036.9%92.7%3.2%
Meridian2.8237.77.9%24.8%5.6%2008$2,19043.6%95.9%2.7%
Star2.8642.77.8%16.8%5.4%2011$2,18335.9%97.3%6.9%
Pearl2.2860.15.1%5.0%19.9%1998$1,24220.8%96.9%1.5%
Kuna2.9235.311.9%16.8%4.2%2003$1,72025.1%92.0%1.9%
Robie Creek2.5050.62.5%1.9%28.0%1994$1,20841.7%97.3%3.1%
Mora3.1232.97.7%11.3%6.2%2007$2,30435.0%95.7%1.4%
Nampa2.8436.211.6%26.5%4.8%1994$1,53825.1%89.5%2.9%
Middleton3.0238.98.1%9.3%4.0%2005$1,21526.2%93.6%5.4%

All figures 2020–24.

Cities with similar populations: Humacao, PR · Richmond Hill, GA · Magna, UT · Madison Heights, MI · Lenoir City, TN · Leland, NC · Lake Magdalene, FL · Kingsville, TX · Jonesborough, TN · Johnston, RI

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 Garden City. 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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