Glen Iris, Birmingham, AL Demographics

Population 9,914 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Glen Iris, Birmingham, AL map of median age by neighborhood
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Population and households in Glen Iris

Household size in Glen Iris

Household size, people per household
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–102.112.562.552.68
2010–142.272.592.582.73
2015–192.022.592.582.71
2020–241.782.572.562.65
Change−0.33+0.01+0.00−0.03
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Households in Glen Iris are small: just 1.78 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. Household size has dropped from 2.11 in 2006–10, a much bigger shift than nationally.

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 Glen Iris

Median age, years
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–1031.537.938.237.7
2010–1430.739.139.138.6
2015–1932.639.940.139.6
2020–2432.240.040.240.1
Change+0.7+2.1+2.0+2.3
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Glen Iris is young: half of its residents are under 32.2, compared with a national median of 40.1. The population tilts toward young adults, many of them living alone or as couples. Since 2006–10, the median age has crept up from 31.5, a smaller shift than nationally.

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 Glen Iris

Single-parent households, % of households
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–1013.0%12.1%12.5%12.3%
2010–1418.7%12.0%12.5%12.3%
2015–1914.4%11.2%11.8%11.6%
2020–2410.0%12.0%12.2%11.6%
Change−3.0 pts−0.1 pts−0.3 pts−0.6 pts
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Single-parent households are a bit less common in Glen Iris than nationally: 10.0%, against 11.6%. The single-parent share has fallen 3.0 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 Glen Iris

Renters in Glen Iris

Renters, % of occupied homes
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–1080.8%27.9%28.9%33.3%
2010–1479.4%30.4%30.8%35.6%
2015–1976.4%30.6%31.2%36.0%
2020–2472.6%29.2%29.8%34.8%
Change−8.1 pts+1.3 pts+0.9 pts+1.5 pts
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Renters far outnumber owners in Glen Iris: 72.6% of households rent their homes, against 34.8% nationally. Nearly half of owners (47.8%) have paid off their mortgages, above the national share of 39.8%. Renting is most common in the east and least common in the center. Since 2006–10, the renter share has fallen 8.1 points, 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 Glen Iris

Vacant homes, % of all homes
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–1018.8%12.5%14.0%11.4%
2010–1423.7%12.8%14.6%11.4%
2015–1925.6%13.6%15.7%11.1%
2020–2418.2%11.6%13.5%9.6%
Change−0.6 pts−1.0 pts−0.5 pts−1.8 pts
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Vacancy is high in Glen Iris: 18.2% 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. Vacancy has edged down 0.6 points since 2006–10, a smaller shift than nationally.

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 Glen Iris

Age of homes, median year built
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–101972197919801974
2010–141973198119821975
2015–191974198219831977
2020–241971198419861980
Change−2+5+6+6
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Glen Iris is a place of older homes: half were built before 1971, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. The newest homes are mostly in the south, the oldest in the northeast.

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 Glen Iris

Rent, per month
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–10$748$827$716$965
2010–14$769$903$785$1,040
2015–19$875$984$858$1,213
2020–24$1,134$1,238$1,091$1,571
Change+$386+$412+$375+$606
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Rent in Glen Iris runs $1,134 a month at the median, utilities included, well below the U.S. median of $1,571. Rent has climbed $386 a month since 2006–10, up 52%, a slower climb than the nation's. The typical renter here spends 32.1% of household income on rent, just over the 30% mark often used to define affordable rent. The priciest rents are in the east; the most affordable are in the north.

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 Glen Iris

Bachelor's degrees in Glen Iris

Bachelor's degrees, % of adults 25+
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–1029.9%28.3%23.3%28.4%
2010–1433.5%29.1%24.3%29.6%
2015–1938.3%31.1%26.2%32.1%
2020–2449.5%34.7%29.0%35.6%
Change+19.6 pts+6.4 pts+5.7 pts+7.2 pts
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College graduates are unusually common in Glen Iris: 49.5% 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. Since 2006–10, the share with a degree has risen 19.6 points, in line with the national trend.

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 Glen Iris

High school graduates, % of adults 25+
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–1087.6%85.7%82.3%84.9%
2010–1489.3%86.8%84.3%86.1%
2015–1990.6%88.9%86.4%87.7%
2020–2493.9%90.5%88.7%89.3%
Change+6.4 pts+4.9 pts+6.4 pts+4.3 pts
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High school completion in Glen Iris is above the national rate: 93.9% of adults have a diploma or equivalent, against 89.3%. The share with a diploma has risen 6.4 points since 2006–10, as it has nationally.

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 Glen Iris

Unemployment, % of the labor force
PeriodGlen IrisBirmingham areaAlabamaU.S.
2006–105.5%8.0%8.6%8.1%
2010–147.0%9.2%10.2%9.4%
2015–194.5%5.9%6.1%5.6%
2020–246.7%4.4%4.9%5.4%
Change+1.2 pts−3.6 pts−3.7 pts−2.7 pts
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Jobs have been a little harder to find in Glen Iris than nationally: unemployment was 6.7%, against 5.4%. Unemployment is up 1.2 points from 2006–10, even as the national rate fell. 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).

Glen Iris compared with nearby neighborhoods

NeighborhoodHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Glen Iris1.7832.210.0%72.6%18.2%1971$1,13449.5%93.9%6.7%
Five Points South2.1225.22.9%74.7%27.6%1972$1,11170.4%97.6%4.2%
Arlington1.8645.318.9%72.9%20.7%1966$6578.2%71.6%11.1%
Southside1.3836.52.8%75.4%19.4%1978$1,39073.7%98.6%1.7%
Redmont Park2.1050.81.1%24.9%11.6%1953$1,40389.0%99.6%2.7%
Highland Park1.3536.02.2%64.5%13.2%1950$1,20774.0%98.5%4.5%
Norwood1.6541.09.4%46.2%21.8%1952$1,27033.8%86.8%3.3%
Crossgate2.2439.79.2%37.0%7.3%1978$1,52361.9%95.0%0.9%
Forest Park1.7939.32.6%56.8%10.8%1977$1,23867.7%95.9%4.4%
Belview Heights2.5847.819.0%38.7%17.6%1959$1,03215.8%89.0%5.2%
Crestline1.9031.78.8%40.5%10.6%1973$1,38371.9%95.2%4.4%

All figures 2020–24.

Neighborhoods with similar populations: Sweetbriar, Austin, TX · Berkeley, Denver, CO · Pembroke Falls, Pembroke Pines, FL · Plymouth Colony, Atlanta, GA · Powderhorn Park, Minneapolis, MN · Regent Park, Detroit, MI · Reservoir, Newport News, VA · River Park, South Bend, IN · Rolando, San Diego, CA · Rolling Hills Ranch, Chula Vista, CA

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 Glen Iris. 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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