Real estate agents in Jefferson County, IL
No agents are listed for Jefferson County yet. Agents appear here only after they choose to.
Jefferson County by the numbers
- Active licensees
- 36
- Brokers
- 19
- Managing brokers
- 15
- Residential leasing agents
- 2
- Licensed brokerage firms
- 7
- First licensed in the last 12 months
- 3
Source: Illinois Department of Financial and Professional Regulation via data.illinois.gov, ODbL (public record), as of October 23, 2026. Counted by the address city and county on file with the state (county filled from the ZIP code when the state left it blank). Active means an active license.
Franchise offices in Jefferson County
1 real estate franchise office lists an address in Jefferson County: 1 Century 21.
- CENTURY 21 All Pro Real Estate 13035 N Shiloh Dr, Mount Vernon, 62864 (618) 242-9850 · Office site
Source: All The Places (CC-0), from each brand's public office locator, as of October 18, 2026. Not affiliated and not a recommendation; confirm details with the office.
Cities in Jefferson County with franchise offices
- Mount Vernon1 office
Real estate license guides for Jefferson County cities
Getting licensed? How to get an Illinois real estate license
Choosing an agent
- Ask how long they have worked in Jefferson County and what they sold or helped buy there recently.
- Look at their website and listings to see how they present a home.
- Check that their license is active with the state real estate commission.
Are you an agent in Jefferson County?
Get a free website, add Jefferson County to "Markets I serve" and switch on the directory listing. Brokers can put the whole office on one plan.
Listings here are chosen by each agent and are not a recommendation. Property Landing Pages is not a brokerage.