Jefferson County, Oregon Population 2024

25,584

Jefferson County, Oregon's estimated 2024 population is 25,584 with a growth rate of 0.51% in the past year according to the most recent United States census data. Jefferson County, Oregon is the 25th largest county in Oregon. The 2010 population was 21,662 and has seen a growth of 18.11% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202926,2341300.5%
202826,1041300.5%
202725,9741300.5%
202625,8441300.51%
202525,7141300.51%
202425,5841300.51%
202325,4541300.51%
202225,3242190.87%
202125,1055242.13%
202024,581-66-0.27%
201924,6475622.33%
201824,0854561.93%
201723,6296072.64%
201623,0224822.14%
201522,5403401.53%
201422,2003311.51%
201321,869340.16%
201221,835830.38%
201121,752900.42%
201021,66200%
199013,6762,07717.91%
198011,5993,05135.69%
19708,5481,41819.89%
19607,1301,59428.79%
19505,5363,494171.11%
19402,042-249-10.87%
19302,291-920-28.65%
19203,211-23,023-87.76%
2024 Growth Rate
0.51% (130)
County Website
Jefferson County
State
Oregon
County Seat
Madras
2020 Population
24,581
Area
1782 mi²
Density
14 people/mi²
Growth Since 2020
4.08% (1,003)
Founded
December 12, 1914

Population by Race

Race
Population
Percentage (of total)
White15,66662.73%
Two or more races3,42413.71%
Native American3,41713.68%
Other race2,1128.46%
Black or African American1760.7%
Asian1450.58%
Native Hawaiian or Pacific Islander330.13%

White

Two or more races

Native American

Other race

Black or African American

Asian

Native Hawaiian or Pacific Islander

Jefferson County, Oregon Population by Race

Jefferson County, Oregon Population Pyramid 2024

Jefferson County, Oregon Median Age

41.3

Total

41.2

Male

41.5

Female

Jefferson County, Oregon Adults

There are 19,268 adults, (4,935 of whom are seniors) in Jefferson County, Oregon.

Jefferson County, Oregon Age Dependency

74.2

Age Dependency Ratio

34.4

Old Age Dependency Ratio

39.8

Child Dependency Ratio

Jefferson County, Oregon Sex Ratio

Female12,28149.18%
Male12,69250.82%

Jefferson County, Oregon Population by Age

Jefferson County, Oregon Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8,6592.7671.428.6
Married4,3823.382.917.1
Non Family2,3061.2762.637.4
Female1,2303.2756.543.5
Male7413.3556.143.9

3.2

Average Family Size

2.76

Average Household Size

71.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Jefferson County, Oregon Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,0956.29%
Associates Degree1,84110.58%
Bachelors Degree2,46014.14%
Graduate Degree1,0245.89%
High School Graduate5,46531.41%
Less Than 9th Grade8694.99%
Some College4,64626.7%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Jefferson County, Oregon Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White11,48310,7302,550
Hispanic2,6091,745291
2+ Races1,9891,693485
Native American1,9651,613191
Other Race1,027609174
Asian13013029
Black808031
Islander33330

The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among black people with a rate of 38.75%.

Jefferson County, Oregon Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$54,046$71,806$45,600
Graduate Degree$81,845$112,014$80,285
High School Graduate$39,083$41,910$31,938
Less Than 9th Grade$31,140$36,336$14,886
Overall$41,858$45,431$39,203
Some College$44,659$47,444$40,513

$41,858

Average Earnings

$45,431

Average Male

$39,203

Average Female

Jefferson County, Oregon Earnings by Educational Attainment

Jefferson County, Oregon Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Jefferson County, Oregon Language

83.02% of Jefferson County, Oregon residents speak only English, while 16.98% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 14.12% of the population.

Jefferson County, Oregon Language

Jefferson County, Oregon Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White13,5981,36410.03%
Native3,30590227.29%
Hispanic5,0973887.61%
Multiple3,3192497.5%
Other2,0961507.16%
Islander331648.48%
Black133118.27%

11.75%

Overall Poverty Rate

11.81%

Male Poverty Rate

11.68%

Female Poverty Rate

Poverty in Jefferson County, Oregon

The race most likely to be in poverty in Jefferson County, Oregon is Islander, with 48.48% below the poverty level.

The race least likely to be in poverty in Jefferson County, Oregon is Other, with 7.16% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.14%. Among those working part-time, it was 13.83%, and for those that did not work, the poverty rate was 19.22%.

Jefferson County, Oregon Poverty

rate

Rate
Poverty
Less Than 9th Grade15.88%
High School11.18%
Some College10.44%
Bachelors or Greater9.63%

Jefferson County, Oregon Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed37.42%
Female Unemployed29.62%
Female Employed7.14%
Male Employed4.22%

Jefferson County, Oregon Poverty Rate by Employment Status and Sex

Jefferson County, Oregon Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$78,483$97,548
Households$73,051$90,220
Married Families$88,225$-999,999,999
Non Families$48,400$60,986

mean

median

Income by Household Type

Jefferson County, Oregon Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.1%

Overall Marriage Rate

45.8%

Male Marriage Rate

50.6%

Female Marriage Rate

Jefferson County, Oregon Married by Age and Sex

male

female

Jefferson County, Oregon 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, Oregon Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Jefferson County, Oregon Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,569

Number of Veterans

1,467

Male Veterans

102

Female Veterans

War
Veterans
Vietnam618
Second Gulf War349
First Gulf War285
Korea36
World War II11

Jefferson County, Oregon Veterans by War

count

Age Group
Veterans
65 to 74452
75+321
35 to 54313
55 to 64292
18 to 34191

Jefferson County, Oregon Veterans by Age

count

Name
Veterans
% of Total
White1,3259.97%
2+ Races1316%
Native American632.74%
Hispanic611.9%
Other Race201.62%
Islander1648.48%
Black1213.64%
Asian21.41%

Jefferson County, Oregon Veterans by Race

Jefferson County, Oregon Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

9.27%

Veteran Poverty Rate

38.39%

Veteran Disability Rate

Jefferson County, Oregon Veterans by Education

LaborForceParticipation

56.6%

Labor Force Participation

52.2%

Employment Rate

7.7%

Unemployment Rate

Jefferson County, Oregon Employment by Age

LaborForceParticipation

Jefferson County, Oregon Employment by Race

LaborForceParticipation

Jefferson County, Oregon 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

56.32%

Born in Jefferson County, Oregon

93.19%

Native Born

6.81%

Foreign Born

4.11%

Non Citizen

2.7%

Naturalized

Place of Birth

93.19% of Jefferson County, Oregon residents were born in the United States, with 56.32% having been born in Oregon. 4.11% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Jefferson County, Oregon Place of Birth

Sources