STD Rates in Lee County, Illinois

2023 CDC surveillance data for Lee County, Illinois — chlamydia, gonorrhea, and syphilis rates with state comparisons.

Get Tested Now Find a Clinic
Data Year: 2023 Source: CDC STI Surveillance Population: 33,659
Combined
264.4
per 100K
65th / 102
Chlamydia
205
per 100K • 69 cases
Gonorrhea
47.5
per 100K • 16 cases
Syphilis P&S
11.9
per 100K • 4 cases

Lee County recorded a combined STD rate of 264.4 per 100,000 residents in 2023, ranking 65th of 102 counties in Illinois. Reported infections included chlamydia at 205.0 per 100,000 (69 cases, 63% below the state rate), gonorrhea at 47.5 per 100,000 (16 cases, 77% below the state rate), syphilis at 11.9 per 100,000 (4 cases, 3% above the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Lee County has confidential testing locations available.

Know your status — get tested today

Same-day testing at 4,500+ locations. No appointment needed. Results in 1–3 days.

Compare Tests & Pricing Find a clinic

Lee County vs Illinois Average

Infection Lee County Illinois Rate Difference
Chlamydia 205 557.7 63% below
Gonorrhea 47.5 202.3 77% below
Syphilis (P&S) 11.9 11.6 3% above

Find a clinic near you

4,500+ testing locations nationwide. 100% confidential. Most insurance accepted.

Compare Tests & Pricing Find a clinic

STD testing in Lee County, Illinois

Clinics, free and low-cost testing, and labs near Dixon.

STD testing in Dixon, IL14,910 people →

Largest Counties in Illinois

Cook County → Dupage County → Lake County → Will County → Kane County → Mchenry County → Winnebago County → Madison County → St. Clair County → Champaign County →

All 102 Illinois counties → STD testing in Illinois →

FAQs

Lee County ranks 65th of 102 Illinois counties for combined STD rate in 2023, at 264.4 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Lee County, with 69 cases at a rate of 205.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Lee County and Illinois. Many offer same-day appointments with results in 1–3 days.

Related Resources

STD Testing Window Periods How Soon After Sex to Test STD Symptoms Guide Testing Timeline Chart All Testing Clinics STD Statistics and Data
Data sourced from the CDC's annual STI Surveillance Report. Rates are per 100,000 population and reflect reported cases only — actual prevalence is likely higher due to undiagnosed infections. While we strive for accuracy, STDTest.com makes no representations or warranties regarding the completeness or accuracy of this data and is not responsible for any errors or omissions. This page is for informational purposes only and does not constitute medical advice.
Sources