Seneca, Buffalo, NY Demographics

Population 2,927 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Seneca, Buffalo, NY map of median age by neighborhood
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Population and households in Seneca

Household size in Seneca

Household size, people per household
PeriodSenecaBuffalo areaNew YorkU.S.
2006–102.002.412.682.68
2010–142.152.392.722.73
2015–192.012.332.692.71
2020–241.792.332.652.65
Change−0.21−0.08−0.03−0.03
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Households in Seneca are small: just 1.79 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. Since 2006–10, household size has dropped from 2.00, but in a place this small, survey estimates can swing a lot from one release to the next. Only three of Buffalo's 38 neighborhoods 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 Seneca

Median age, years
PeriodSenecaBuffalo areaNew YorkU.S.
2006–1039.740.438.337.7
2010–1434.741.239.038.6
2015–1940.741.940.239.6
2020–2444.342.040.840.1
Change+4.6+1.6+2.5+2.3
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Seneca skews older: half of its residents are older than 44.3, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. Only two of Buffalo's 38 neighborhoods are older.

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 Seneca

Single-parent households, % of households
PeriodSenecaBuffalo areaNew YorkU.S.
2006–1023.0%11.7%13.1%12.3%
2010–1418.6%12.1%12.7%12.3%
2015–199.2%11.2%11.6%11.6%
2020–2415.1%11.5%11.6%11.6%
Change−7.8 pts−0.2 pts−1.5 pts−0.6 pts
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Single parents head just over one in seven households in Seneca (15.1%), well 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 Seneca

Renters in Seneca

Renters, % of occupied homes
PeriodSenecaBuffalo areaNew YorkU.S.
2006–1049.7%32.9%44.8%33.3%
2010–1454.1%33.8%46.2%35.6%
2015–1952.3%34.3%46.2%36.0%
2020–2459.7%33.2%45.7%34.8%
Change+10.0 pts+0.3 pts+0.9 pts+1.5 pts
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Most households in Seneca rent: 59.7% of occupied homes are rented, far above the national share of 34.8%. Expect more apartments, and more turnover, than in owner-heavy areas. Among homeowners, 32.3% have no mortgage at all, 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 Seneca

Vacant homes, % of all homes
PeriodSenecaBuffalo areaNew YorkU.S.
2006–104.9%10.6%10.3%11.4%
2010–147.6%10.3%10.4%11.4%
2015–1913.9%10.0%11.0%11.1%
2020–244.8%8.4%9.7%9.6%
Change−0.1 pts−2.2 pts−0.6 pts−1.8 pts
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Empty homes are scarce in Seneca: just 4.8% sit vacant, compared with 9.6% nationally, a sign of a tight housing market. Seneca has the lowest vacancy rate of any Buffalo neighborhood.

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 Seneca

Age of homes, median year built
PeriodSenecaBuffalo areaNew YorkU.S.
2006–101938195719561974
2010–141939195819571975
2015–191945195819581977
2020–241952196019611980
Change+14+3+5+6
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The housing in Seneca is old by national standards: the median home dates to 1952, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates. Among Buffalo's 38 neighborhoods, though, only three have newer homes.

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 Seneca

Rent, per month
PeriodSenecaBuffalo areaNew YorkU.S.
2006–10$651$728$1,095$965
2010–14$768$783$1,201$1,040
2015–19$757$873$1,426$1,213
2020–24$893$1,126$1,794$1,571
Change+$242+$398+$698+$606
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A typical rental in Seneca costs $893 a month with utilities, well below the national median of $1,571. Rent takes 29.3% of the typical renter's income, just under the 30% mark often used to define affordable rent. Seneca has lower rents than at least four in five Buffalo neighborhoods.

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 Seneca

Bachelor's degrees in Seneca

Bachelor's degrees, % of adults 25+
PeriodSenecaBuffalo areaNew YorkU.S.
2006–1015.8%27.6%31.9%28.4%
2010–1413.4%29.6%33.4%29.6%
2015–1915.0%32.3%36.2%32.1%
2020–2427.5%35.6%39.8%35.6%
Change+11.7 pts+8.0 pts+8.0 pts+7.2 pts
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More than a quarter of adults 25 and older in Seneca (27.5%) have a bachelor's degree or higher, 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 Seneca

High school graduates, % of adults 25+
PeriodSenecaBuffalo areaNew YorkU.S.
2006–1081.5%88.2%84.0%84.9%
2010–1479.8%89.8%84.9%86.1%
2015–1987.1%91.2%86.5%87.7%
2020–2484.0%91.9%87.3%89.3%
Change+2.5 pts+3.7 pts+3.3 pts+4.3 pts
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Nearly one in six adults in Seneca never finished high school, well above the national share: only 84.0% have a diploma or equivalent, against 89.3% 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 Seneca

Unemployment, % of the labor force
PeriodSenecaBuffalo areaNew YorkU.S.
2006–1010.7%8.0%7.7%8.1%
2010–149.9%8.5%9.2%9.4%
2015–198.2%4.8%5.7%5.6%
2020–243.9%5.4%6.6%5.4%
Change−6.8 pts−2.6 pts−1.2 pts−2.7 pts
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Unemployment in Seneca runs below the national rate: 3.9% of the labor force was out of work and looking, against 5.4% nationally. Only three of Buffalo's 38 neighborhoods have lower unemployment. 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).

Seneca compared with nearby neighborhoods

NeighborhoodHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Seneca1.7944.315.1%59.7%4.8%1952$89327.5%84.0%3.9%
Cazenovia Park2.4041.413.6%60.4%5.8%1943$1,02820.5%91.3%6.8%
Abbott McKinley2.2043.816.2%32.9%7.9%1939$1,21731.7%94.1%10.4%
Kaisertown2.1342.414.9%45.8%11.3%1941$98616.9%88.8%11.6%
Triangle2.5940.214.9%47.1%15.3%1940$82218.7%83.9%9.3%
Babcock2.1342.119.1%56.6%12.4%1938$92312.4%79.0%22.2%
South Park2.4636.711.8%26.7%10.8%1946$1,04224.2%94.4%8.0%
South Abbott2.3344.89.3%26.2%9.1%1944$1,07035.3%96.8%3.8%
Lovejoy2.7536.120.6%39.1%13.5%1938$90112.3%83.1%10.4%
Larkinville2.0240.914.3%68.9%17.1%1969$1,01120.2%80.9%9.6%
Broadway-Fillmore3.1339.716.1%49.5%20.8%1940$90613.4%67.0%6.1%

All figures 2020–24.

Neighborhoods with similar populations: Broadview Park, South Portland, ME · Lake Hollingsworth, Lakeland, FL · Bancroft, Minneapolis, MN · Galeville, Liverpool, NY · Downtown North San Jose, Palo Alto, CA · Urbanizacion La Riviera, San Juan, PR · Richmond Grove, Sacramento, CA · Paradise Park, Savannah, GA · Skyland, Denver, CO · University Pines, Lubbock, TX

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 Seneca. 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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