Portland, IL Demographics

Population 373 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Portland, IL map of median age by neighborhood
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Population and households in Portland

Household size in Portland

Household size, people per household
PeriodPortlandIllinoisU.S.
2006–102.342.692.68
2010–142.342.712.73
2015–192.282.662.71
2020–242.612.582.65
Change+0.28−0.11−0.03
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Households in Portland average 2.61 people, about the same as the country as a whole (2.65). Since 2006–10, household size has climbed from 2.34, but in a place this small, much of that may be survey noise rather than real change.

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 Portland

Median age, years
PeriodPortlandIllinoisU.S.
2006–1045.937.637.7
2010–1444.738.538.6
2015–1947.639.639.6
2020–2443.540.240.1
Change−2.3+2.6+2.3
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The median resident of Portland is 43.5 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 Portland

Single-parent households, % of households
PeriodPortlandIllinoisU.S.
2006–1011.2%11.7%12.3%
2010–147.8%11.7%12.3%
2015–194.2%11.1%11.6%
2020–248.0%11.3%11.6%
Change−3.3 pts−0.4 pts−0.6 pts
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Single parents head only 8.0% of households in Portland, 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 Portland

Renters in Portland

Renters, % of occupied homes
PeriodPortlandIllinoisU.S.
2006–1016.6%30.8%33.3%
2010–1417.8%33.1%35.6%
2015–1912.5%33.9%36.0%
2020–2413.1%32.9%34.8%
Change−3.4 pts+2.1 pts+1.5 pts
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Portland is overwhelmingly a place of homeowners: only 13.1% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. More than a third of owners (36.2%) have paid off their mortgages, below 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 Portland

Vacant homes, % of all homes
PeriodPortlandIllinoisU.S.
2006–1012.4%10.0%11.4%
2010–1415.0%10.1%11.4%
2015–1912.9%9.8%11.1%
2020–248.7%8.1%9.6%
Change−3.8 pts−1.9 pts−1.8 pts
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About as many homes sit empty in Portland as nationally: 8.7%, against 9.6%.

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 Portland

Age of homes, median year built
PeriodPortlandIllinoisU.S.
2006–10195119661974
2010–14195019671975
2015–19195819681977
2020–24196519701980
Change+14+4+6
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Portland is a place of older homes: half were built before 1965, 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 Portland

Rent, per month
PeriodPortlandIllinoisU.S.
2006–10$545$953$965
2010–14$631$1,028$1,040
2015–19$732$1,165$1,213
2020–24$694$1,428$1,571
Change+$149+$475+$606
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The median renter in Portland pays $694 a month for rent and utilities, well below the national median of $1,571. The typical renter here spends 41.4% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

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 Portland

Bachelor's degrees in Portland

Bachelor's degrees, % of adults 25+
PeriodPortlandIllinoisU.S.
2006–1016.2%31.2%28.4%
2010–1418.7%32.4%29.6%
2015–1917.2%34.7%32.1%
2020–2422.1%37.7%35.6%
Change+5.9 pts+6.5 pts+7.2 pts
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College degrees are relatively uncommon in Portland: 22.1% 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 Portland

High school graduates, % of adults 25+
PeriodPortlandIllinoisU.S.
2006–1085.8%86.3%84.9%
2010–1490.5%87.5%86.1%
2015–1988.8%89.1%87.7%
2020–2495.2%90.3%89.3%
Change+9.4 pts+4.0 pts+4.3 pts
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High school completion is high in Portland: 95.2% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

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 Portland

Unemployment, % of the labor force
PeriodPortlandIllinoisU.S.
2006–107.9%8.7%8.1%
2010–146.4%10.2%9.4%
2015–195.9%6.1%5.6%
2020–245.6%6.0%5.4%
Change−2.2 pts−2.7 pts−2.7 pts
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At 5.6%, unemployment in Portland is close to 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).

Portland compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Portland2.6143.58.0%13.1%8.7%1965$69422.1%95.2%5.6%
Prophetstown2.5146.37.1%21.5%10.9%1962$76521.1%93.9%5.0%
Lyndon1.9959.36.4%14.1%21.6%1965$88821.6%88.0%0.4%
Erie2.2743.020.1%22.0%3.3%1965$81420.5%95.0%5.5%
Fenton2.8742.714.6%8.0%11.2%1989$88211.8%98.5%4.7%
Spring Hill2.6640.57.7%14.1%7.8%1959$69025.6%97.6%3.5%
Yorktown2.5949.08.7%7.8%12.1%1946$90125.0%91.0%2.9%
Round Grove2.3545.36.5%13.4%13.9%1964$92918.8%91.9%3.1%
Tampico2.3449.711.3%10.0%21.8%1956$98314.6%85.5%5.2%
Morrison2.4242.910.9%16.0%9.0%1959$81124.9%93.8%2.0%
Hooppole2.5840.48.6%12.9%5.5%1940$85722.8%91.1%6.1%

All figures 2020–24.

Cities with similar populations: White Mountain, AK · Clemons, IA · Cliftonville, MS · Commerce, MO · Conewango, NY · Williams Center, OH · Wilksburg, SC · Whiting, ME · Crary Mills, NY · White Pine, MI

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 Portland. 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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