Jefferson County, Pennsylvania Population 2024

43,493

Jefferson County, Pennsylvania's estimated 2024 population is 43,493 with a growth rate of -0.27% in the past year according to the most recent United States census data. Jefferson County, Pennsylvania is the 49th largest county in Pennsylvania. The 2010 population was 45,163 and has seen a growth of -3.7% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202942,898-119-0.28%
202843,017-119-0.28%
202743,136-119-0.28%
202643,255-119-0.27%
202543,374-119-0.27%
202443,493-119-0.27%
202343,612-119-0.27%
202243,731-389-0.88%
202144,120-367-0.82%
202044,4871,1882.74%
201943,299-274-0.63%
201843,573-256-0.58%
201743,829-212-0.48%
201644,041-309-0.7%
201544,350-225-0.5%
201444,575-304-0.68%
201344,879740.17%
201244,805-112-0.25%
201144,917-246-0.54%
201045,16300%
199046,083-2,220-4.6%
198048,3034,60810.55%
197043,695-3,097-6.62%
196046,792-2,355-4.79%
195049,147-4,943-9.14%
194054,0901,9763.79%
193052,114-9,990-16.09%
192062,104-986-1.56%
191063,0903,9776.73%
190059,11315,10834.33%
189044,00516,07057.53%
188027,9356,27928.99%
187021,6563,38618.53%
186018,2704,75235.15%
185013,5186,26586.38%
18407,2535,228258.17%
18302,0251,464260.96%
1820561400248.45%
1810161-42,737-99.62%
2024 Growth Rate
-0.27% (-119)
County Website
Jefferson County
County Seat
Brookville
2020 Population
44,487
Area
652 mi²
Density
67 people/mi²
Growth Since 2020
-2.23% (-994)
Founded
October 1, 1830

Population by Race

Race
Population
Percentage (of total)
White42,91696.82%
Two or more races8791.98%
Other race1970.44%
Black or African American1920.43%
Asian1200.27%
Native American220.05%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Jefferson County, Pennsylvania Population by Race

Jefferson County, Pennsylvania Population Pyramid 2024

Jefferson County, Pennsylvania Median Age

43.7

Total

42.6

Male

45.1

Female

Jefferson County, Pennsylvania Adults

There are 34,885 adults, (9,454 of whom are seniors) in Jefferson County, Pennsylvania.

Jefferson County, Pennsylvania Age Dependency

74.3

Age Dependency Ratio

37.2

Old Age Dependency Ratio

37.1

Child Dependency Ratio

Jefferson County, Pennsylvania Sex Ratio

Female22,01849.67%
Male22,30850.33%

Jefferson County, Pennsylvania Population by Age

Jefferson County, Pennsylvania Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All18,0182.4274.725.3
Married9,1193.0688.811.2
Non Family6,6011.1961.838.2
Female1,4403.1846.453.6
Male8583.8872.827.2

3.04

Average Family Size

2.42

Average Household Size

74.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Jefferson County, Pennsylvania Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,8095.73%
Associates Degree3,22210.2%
Bachelors Degree3,51411.13%
Graduate Degree1,8505.86%
High School Graduate16,19851.3%
Less Than 9th Grade9703.07%
Some College4,01112.7%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Jefferson County, Pennsylvania Educational Attainment by Sex (over 25)

Jefferson County, Pennsylvania Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White30,66827,9965,181
2+ Races42539073
Hispanic19718038
Other Race16215017
Black13312446
Asian512620
Native American2276

The highest rate of high school graduation is among black people with a rate of 93.23%.

The highest rate of bachelors degrees is among asian people with a rate of 39.22%.

Jefferson County, Pennsylvania Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$48,724$52,692$44,556
Graduate Degree$68,452$77,188$61,953
High School Graduate$32,994$43,038$23,756
Less Than 9th Grade$32,098$34,609$20,875
Overall$38,028$45,574$31,474
Some College$38,508$51,447$33,320

$38,028

Average Earnings

$45,574

Average Male

$31,474

Average Female

Jefferson County, Pennsylvania Earnings by Educational Attainment

Jefferson County, Pennsylvania Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Jefferson County, Pennsylvania Language

94.89% of Jefferson County, Pennsylvania residents speak only English, while 5.11% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 4.41% of the population.

Jefferson County, Pennsylvania Language

Jefferson County, Pennsylvania Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White41,9475,77713.77%
Multiple86621725.06%
Other1827340.11%
Black1415236.88%
Hispanic420296.9%
Asian108109.26%

14.11%

Overall Poverty Rate

11.88%

Male Poverty Rate

16.38%

Female Poverty Rate

Poverty in Jefferson County, Pennsylvania

The race most likely to be in poverty in Jefferson County, Pennsylvania is Other, with 40.11% below the poverty level.

The race least likely to be in poverty in Jefferson County, Pennsylvania is Hispanic, with 6.9% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.07%. Among those working part-time, it was 13.12%, and for those that did not work, the poverty rate was 20.6%.

Jefferson County, Pennsylvania Poverty

rate

Rate
Poverty
Less Than 9th Grade29.37%
High School12.05%
Some College8.74%
Bachelors or Greater3.15%

Jefferson County, Pennsylvania Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed23.59%
Female Unemployed14.42%
Female Employed6.84%
Male Employed5.17%

Jefferson County, Pennsylvania Poverty Rate by Employment Status and Sex

Jefferson County, Pennsylvania Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$69,792$87,163
Households$56,607$72,426
Married Families$77,804$-999,999,999
Non Families$32,511$44,055

mean

median

Income by Household Type

Jefferson County, Pennsylvania Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

52.0%

Overall Marriage Rate

53.6%

Male Marriage Rate

50.5%

Female Marriage Rate

Jefferson County, Pennsylvania Married by Age and Sex

male

female

Jefferson County, Pennsylvania Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Jefferson County, Pennsylvania Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Jefferson County, Pennsylvania Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,994

Number of Veterans

2,757

Male Veterans

237

Female Veterans

War
Veterans
Vietnam1,028
First Gulf War684
Second Gulf War496
Korea254
World War II35

Jefferson County, Pennsylvania Veterans by War

count

Age Group
Veterans
75+833
35 to 54832
65 to 74697
55 to 64469
18 to 34163

Jefferson County, Pennsylvania Veterans by Age

count

Name
Veterans
% of Total
White2,9598.74%
2+ Races254.59%
Black84.82%
Hispanic82.81%
Other Race21.09%

Jefferson County, Pennsylvania Veterans by Race

Jefferson County, Pennsylvania Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.79%

Veteran Poverty Rate

32.34%

Veteran Disability Rate

Jefferson County, Pennsylvania Veterans by Education

LaborForceParticipation

58.4%

Labor Force Participation

55.2%

Employment Rate

5.4%

Unemployment Rate

Jefferson County, Pennsylvania Employment by Age

LaborForceParticipation

Jefferson County, Pennsylvania Employment by Race

LaborForceParticipation

Jefferson County, Pennsylvania Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

87.61%

Born in Jefferson County, Pennsylvania

99.55%

Native Born

0.45%

Foreign Born

0.16%

Non Citizen

0.3%

Naturalized

Place of Birth

99.55% of Jefferson County, Pennsylvania residents were born in the United States, with 87.61% having been born in Pennsylvania. 0.16% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Jefferson County, Pennsylvania Place of Birth

Sources