STD Rates in Southeastern Connecticut Planning Region, Connecticut

2023 CDC surveillance data for Southeastern Connecticut Planning Region, Connecticut — chlamydia, gonorrhea, and syphilis rates with state comparisons.

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Data Year: 2023 Source: CDC STI Surveillance Population: 279,618
Combined
447.7
per 100K
4th / 9
Chlamydia
356.2
per 100K • 996 cases
Gonorrhea
85.1
per 100K • 238 cases
Syphilis P&S
6.4
per 100K • 18 cases

Southeastern Connecticut Planning Region reported a combined STD rate of 447.7 per 100,000 residents in 2023, placing it 4th of 9 Connecticut counties — in the upper half of the state. Reported infections included chlamydia at 356.2 per 100,000 (996 cases, 2% below the state rate), gonorrhea at 85.1 per 100,000 (238 cases, 25% below the state rate), syphilis at 6.4 per 100,000 (18 cases, 12% below the state rate). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Southeastern Connecticut Planning Region.

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Southeastern Connecticut Planning Region vs Connecticut Average

Infection Southeastern Connecticut Planning Region Connecticut Rate Difference
Chlamydia 356.2 364.8 2% below
Gonorrhea 85.1 113.3 25% below
Syphilis (P&S) 6.4 7.3 12% below

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Largest cities in Southeastern Connecticut Planning Region, Connecticut

Largest first, by Census population. Each city page lists nearby clinics, free and low-cost testing, and labs.

STD testing in Norwich, CT39,973 people → STD testing in New London, CT27,625 people → STD testing in Willimantic, CT18,096 people → STD testing in Mashantucket, CT86 people →

Largest Planning Regions in Connecticut

Capitol Planning Region → Western Connecticut Planning Region → South Central Connecticut Planning Region → Naugatuck Valley Planning Region → Greater Bridgeport Planning Region → Lower Connecticut River Valley Planning Region → Northwest Hills Planning Region → Northeastern Connecticut Planning Region →

All 9 Connecticut planning regions → STD testing in Connecticut →

FAQs

Southeastern Connecticut Planning Region ranks 4th of 9 Connecticut counties for combined STD rate in 2023, at 447.7 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Southeastern Connecticut Planning Region, with 996 cases at a rate of 356.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Southeastern Connecticut Planning Region and Connecticut. 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