Jefferson County, IL jobs, unemployment and layoffs

Jefferson County’s unemployment rate is 4.6%. No WARN layoff notices here in the last 12 months. 17 open professional jobs are in its cities.

Jefferson County economy

4.6%
unemployment, Aug 2026
5.2% the month before
15,352
in the labor force
Source: BLS Local Area Unemployment Statistics
36,808
people in Jefferson County
Source: U.S. Census Bureau
$61,102
median household income
Source: Census ACS
29%
of workers in white-collar occupations
Management, business, financial and professional; Census ACS

Jefferson County layoffs

No WARN layoff notices naming Jefferson County in the last 12 months are on file. WARN covers employers with 100 or more workers, so smaller layoffs are not in it.

All layoff notices in the state

Employers hiring most in Jefferson County

Employers with the most open professional roles in this county’s cities. The county is taken from each job’s city, so roles with no city are not counted.

AstraZeneca1 open role
BWX Technologies1 open role
BWXT1 open role
Deaconess1 open role
Deaconess Homecare1 open role
Ford Square of MT Vernon1 open role
Knox County Ohio1 open role
Miller Proctor Nickolas1 open role
Mount Vernon City School District 801 open role
Mount Vernon Downtown Association1 open role

Workforce development and job centers

The public workforce board and American Job Centers serving Jefferson County. They offer free help with job search, training and filing for benefits.

Southern Illinois Workforce Development Board
Franklin, Jackson, Jefferson, Perry, Williamson

Cities in Jefferson County

Mount Vernon17 jobs

Other Illinois counties

All of Illinois

Laid off or looking for work in Jefferson County?

See what to do first and the jobs open near you.

See your options after a layoff

Sources: Census Bureau and BLS (county unemployment is not seasonally adjusted); WARN notices from Illinois’s published record; job counts from our live job board; IPEDS for colleges; CareerOneStop for workforce boards and job centers.