Johnstown, Pennsylvania Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Johnstown, Pennsylvania is 18,245 as of the 2023 American Community Survey, making it the 37th-largest city in Pennsylvania. The median household income is $34,784, the median home value is $42,100, and the median age is 45.4.
The population has declined 14.8% since 2010 (20,946 → 17,853).
18,245
Population
3086
People / sq mi
$34,784
Median Income
$42,100
Median Home Value
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Johnstown covers 5.9 sq mi of land at 3086 people per square mile.
About Johnstown, PA
Housing cost is the defining feature of Johnstown: the median home is valued at $42,100. Johnstown is a city in Pennsylvania with a population of 18,245. It ranks #37 among cities in Pennsylvania by population.
Household earnings sit near the bottom of the range at $34,784, below the US median of $78,538. Poverty is among the highest of comparable US cities: 26.1%, above the national 12.4%. Real estate is inexpensive, with a typical home worth only $42,100, with typical rent around $616.
College credentials are comparatively rare here: just 14.9%, below the national 35.0%. Around 9.2% of workers work from home, below the national 14.0%, and the average commute runs about 22 minutes each way.
Johnstown city Population History (2010-2024)
The city of Johnstown city had a population of 20,946 in 2010 and 17,853 in 2024, a -14.8% growth over 14 years. The peak was 20,946 in 2010. Average annual growth rate: -1.13%.
17,853
Population (2024)
20,946
Population (2010)
20,946
Peak (2010)
-1.13%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 20,946 |
| 2011 | 20,776 |
| 2012 | 20,606 |
| 2013 | 20,412 |
| 2014 | 20,201 |
| 2015 | 19,980 |
| 2016 | 19,754 |
| 2017 | 19,650 |
| 2018 | 19,405 |
| 2019 | 19,195 |
| 2020 | 18,368 |
| 2021 | 18,232 |
| 2022 | 18,088 |
| 2023 | 17,959 |
| 2024 | 17,853 |
Race & Ethnicity
| White | 71.5% |
| Black or African American | 15.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.2% |
| Two or More Races | 0.0% |
Economy & Income
$34,784
Median Household Income
$23,501
Per Capita Income
26.1%
Poverty Rate
3.5%
Unemployment Rate
Housing
$42,100
Median Home Value
$616
Median Rent
54.6%
Owner-Occupied
Education
87.3%
High School+
14.9%
Bachelor's+
Commute
4.9%
Drive Alone
68.5%
Public Transit
9.2%
Work From Home
21.7 min
Avg Commute
Community Profile
16.4%
Foreign Born
96.1%
Non-English at Home
11.8%
Veterans
30.1%
With Disability
94.2%
Health Insurance
85.4%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.5% |
| Education, Health Care & Social Services | 12.0% |
| Finance, Insurance & Real Estate | 11.8% |
| Manufacturing | 7.7% |
| Retail Trade | 6.8% |
| Construction | 5.0% |
| Arts, Entertainment & Food Services | 3.7% |
| Information | 3.4% |
| Public Administration | 2.9% |
| Transportation & Warehousing | 2.7% |
| Agriculture & Mining | 0.5% |
Largest cities in Pennsylvania
Largest counties in Pennsylvania
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City rankings
Frequently Asked Questions
Johnstown, Pennsylvania has a population of 18,245 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 37th-largest city in Pennsylvania.
The median household income in Johnstown, Pennsylvania is $34,784, with 26.1% of residents living below the federal poverty level.
The median home value in Johnstown, Pennsylvania is $42,100, with median monthly rent at $616 and a homeownership rate of 54.6%.
The median age in Johnstown, Pennsylvania is 45.4 years. The population is 49.4% male and 50.6% female.
The population has declined 14.8% since 2010 (20,946 → 17,853).
Where to stay in Johnstown
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.