Township · Pennsylvania

South Mahoning Township, Pennsylvania

South Mahoning Township, township, in Indiana County, Pennsylvania. South Mahoning Township had 1,798 residents on July 1, 2025 by the Census Bureau's estimate, down 1.2% since 2020; the 2020 Census counted 1,825 and the ACS 2020-2024 5-year estimates put it at 1,905 (±367). GEOID 4206372304.

Residents, July 2025 estimate

1,798

Census Bureau estimate (no margin published)
2020 Census count: 1,825 · ACS 2020-2024: 1,905 ±367

Median household income

$61,786

±$10,820 (90% margin)
Pennsylvania: $77,971

Median home value

$185,400

±$25,315 (90% margin)
Pennsylvania: $254,500

Median gross rent

$579

±$364 (90% margin)
Pennsylvania: $1,209

Where is South Mahoning Township and what county is it in?

South Mahoning Township is a township in Indiana County, Pennsylvania. It covers 28.6 square miles of land, 64 residents per square mile in 2020.

South Mahoning Township is in the Indiana, PA micropolitan statistical area (Census Bureau delineation, July 2023).

South Mahoning Township (marked with a dot) in Indiana County, Pennsylvania. Boundaries: Census Bureau 2024.

Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files

How many people live in South Mahoning Township, and is it growing?

The Census Bureau estimates that 1,798 people lived in South Mahoning Township on July 1, 2025, down 1.2% since 2020, while Pennsylvania grew 0.4%. The 2020 Census counted 1,825 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 1,905 (±367).

July 2020→2021 −4 (1,814)
2021→2022 −5 (1,809)
2022→2023 +4 (1,813)
2023→2024 −3 (1,810)
2024→2025 −12 (1,798)

ACS 2020-2024 5-year estimates (counts) with the change from 2015-2019
Measure	South Mahoning Township	Indiana County	Pennsylvania	Change since 2015-2019
Total population	1,905±367	83,042	13,018,639	no clear change
Households	540±72	32,487	5,274,853	no clear change
Average household size	3.52±0.46	2.39	2.39	no clear change
Housing units	591±77	37,626	5,806,452	no clear change

South Mahoning Township's population since 2000

From 1,852 in 2000 to 1,798 in 2025: down 2.9%. The 2000, 2010 and 2020 figures are census counts, each for South Mahoning Township as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.

2000 Census 1,852
2005 (estimate) 1,801
2010 Census 1,841
2015 (estimate) 1,769
2020 Census 1,825
2025 (estimate) 1,798

Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov

Who lives in South Mahoning Township?

The median resident of South Mahoning Township is 26.6 years old; 36.1% are under 18 and 13.5% are 65 or older. The largest group is non-Hispanic white residents at 98.2%, then non-Hispanic residents of two or more races at 1.4%.

Age, origin, education and moves, ACS 2020-2024 5-year estimates. Race groups are non-Hispanic; Hispanic includes any race.
Measure	South Mahoning Township	Indiana County	Pennsylvania	Change since 2015-2019
Median age	26.6±6.8	40.0	40.9	no clear change
Under 18 years	36.1%±7.1 pts	18.0%	20.4%	–
65 years and over	13.5%±3.8 pts	20.6%	19.5%	–
Male	48.3%±5.8 pts	49.9%	49.3%	–
Hispanic or Latino (any race)	0.0%±1.7 pts	1.9%	8.7%	–
White alone, not Hispanic	98.2%±1.4 pts	91.7%	73.0%	no clear change
Black or African American alone, not Hispanic	0.2%±0.3 pts	2.1%	10.3%	–
Asian alone, not Hispanic	0.3%±0.4 pts	0.9%	3.8%	–
American Indian and Alaska Native alone, not Hispanic	0.0%±1.7 pts	0.0%	0.1%	–
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0.0%±1.7 pts	0.0%	0.0%	–
Two or more races, not Hispanic	1.4%±1.0 pts	3.3%	3.6%	–
Some other race alone, not Hispanic	0.0%±1.7 pts	0.1%	0.5%	–
Born outside the United States	0.2%±0.3 pts	2.4%	7.7%	–
Speak a language other than English at home (age 5+)	23.5%±7.2 pts	5.6%	12.4%	–
Civilian veterans (age 18+)	5.5%±2.1 pts	6.9%	6.1%	–
With a disability	11.3%±3.9 pts	16.9%	14.4%	–
No health insurance coverage	26.0%±7.8 pts	7.2%	5.6%	−19.6 pts
High school graduate or higher (age 25+)	81.0%±5.0 pts	92.5%	92.1%	–
Bachelor's degree or higher (age 25+)	10.3%±3.5 pts	27.0%	35.2%	no clear change
Graduate or professional degree (age 25+)	4.1%±2.0 pts	11.3%	14.3%	–
Lived in the same house a year earlier	96.7%±2.5 pts	88.4%	89.3%	–
Moved from another state in the past year	0.2%±0.4 pts	1.0%	1.9%	–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov

What do households in South Mahoning Township earn?

Half of South Mahoning Township's 540 households earn less than $61,786 a year (±$10,820), against $60,208 in Indiana County and $77,971 in Pennsylvania. In 2015-2019 it was $61,949 in 2024 dollars; the margins of error cannot tell the two periods apart. 22.1% of residents live below the poverty line.

Income and poverty in 2024 dollars, ACS 2020-2024 5-year estimates; 2015-2019 dollars adjusted with the R-CPI-U-RS
Measure	South Mahoning Township	Indiana County	Pennsylvania	Change since 2015-2019
Median household income	$61,786±$10,820	$60,208	$77,971	no clear change
Mean household income	$73,093±$7,325	$77,985	$107,538	–
Per capita income	$21,605±$3,232	$31,921	$44,355	no clear change
People below the poverty line	22.1%±10.2 pts	14.0%	11.7%	no clear change
Children under 18 below the poverty line	30.3%±17.6 pts	16.1%	15.6%	−28.0 pts
Households receiving SNAP	13.7%±5.1 pts	16.3%	14.4%	–
Households with a computer	69.1%±6.9 pts	90.3%	93.8%	–
Households with a broadband subscription	57.0%±7.9 pts	80.7%	89.7%	–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What does housing cost in South Mahoning Township?

Owners occupy 88.5% of South Mahoning Township's occupied homes and renters 11.5%. The median owner-occupied home is valued at $185,400 by its owner (±$25,315). The median renter pays $579 a month including utilities.

Housing, ACS 2020-2024 5-year estimates. Home values are owners' own estimates.
Measure	South Mahoning Township	Indiana County	Pennsylvania	Change since 2015-2019
Median home value (owner-occupied)	$185,400±$25,315	$152,800	$254,500	+$41,778
Median gross rent	$579±$364	$800	$1,209	no clear change
Renters paying 35% or more of income on rent	30.6%±30.3 pts	41.8%	39.5%	–
Median monthly owner costs, with a mortgage	$1,375±$371	$1,266	$1,762	–
Owner-occupied homes	88.5%±4.2 pts	72.1%	69.3%	no clear change
Renter-occupied homes	11.5%±4.2 pts	27.9%	30.7%	–
Housing units	591±77	37,626	5,806,452	no clear change
Homeowner vacancy rate	1.8%±3.0 pts	0.9%	0.8%	–
Rental vacancy rate	0.0%±37.6 pts	11.5%	4.9%	–
Single-family detached homes	84.8%±4.9 pts	66.7%	56.6%	–
Mobile homes	12.7%±4.8 pts	8.7%	3.5%	–
Built 2020 or later	1.0%±1.3 pts	0.4%	1.0%	–
Built 2010 to 2019	12.0%±4.1 pts	4.5%	5.1%	–
Built 1939 or earlier	16.9%±5.5 pts	21.5%	25.0%	–
Households with no vehicle	23.3%±5.4 pts	7.5%	10.4%	–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov

How do people in South Mahoning Township work and get to work?

65.0% of South Mahoning Township's workers drive alone and 11.1% work from home. The average trip to work takes 28.7 minutes.

Work and commuting, ACS 2020-2024 5-year estimates (workers 16 and over)
Measure	South Mahoning Township	Indiana County	Pennsylvania	Change since 2015-2019
In the labor force (age 16+)	57.9%±5.1 pts	56.2%	62.7%	–
Unemployment rate	12.1%±8.5 pts	6.7%	5.3%	–
Drove alone to work	65.0%±7.5 pts	74.6%	68.2%	–
Carpooled	8.6%±2.9 pts	8.0%	7.5%	–
Public transportation	0.0%±5.0 pts	0.4%	3.6%	–
Walked	10.7%±5.0 pts	5.4%	3.3%	–
Worked from home	11.1%±4.3 pts	9.5%	15.6%	no clear change
Mean travel time to work	28.7 min±4.3	24.9 min	26.3 min	no clear change

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What census tracts are in South Mahoning Township?

No census tract lies mostly in South Mahoning Township; 1 tract reaches into it (2020 census blocks).

Census tracts in South Mahoning Township, ACS 2020-2024 5-year estimates
Tract	Residents, 2020-2024	Median household income	Median home value	Share of tract in South Mahoning Township
Tract 9602Indiana County	4,958	$58,152	$165,700	28%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in South Mahoning Township) · Census block assignment files

How does South Mahoning Township compare with other places in Pennsylvania?

By the Census Bureau's July 2025 estimates, South Mahoning Township is the 5,256th-most populous of the 16,079 U.S. towns and townships that have one and the 841st-most populous of 1,542 in Pennsylvania.

South Mahoning Township ranks 1,673rd of 2,136 places in Pennsylvania with 1,000 or more residents and a reliable estimate, by median household income.

South Mahoning Township's rank in Pennsylvania (1 = highest): by population among the state's towns and townships with a 2025 estimate; by the other measures among places of 1,000+ residents with a reliable estimate
Measure	Rank	Of
Population, July 2025 estimate	841st	1,542
Growth 2020-2025 (PEP)	1,098th	1,764
Residents per square mile	1,867th	2,159
Median household income	1,673rd	2,136
Per capita income	2,124th	2,157
Median home value	1,416th	2,146
Median gross rent	1,933rd	1,963
Poverty rate	125th	1,606
Bachelor's degree or higher	2,076th	2,129
Median age	2,112th	2,157
Owner-occupied share	523rd	2,149
Work from home	1,010th	1,710
Travel time to work	603rd	2,156

South Mahoning Township's figures with every place in Pennsylvania (CSV)

Every place in Pennsylvania, sortable · Compare South Mahoning Township with other places

Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed

How reliable are the figures for South Mahoning Township?

15 of the 57 figures for South Mahoning Township on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.

The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections

Not on this page: crime, weather and schools for South Mahoning Township are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.