STD Rates in South Central Connecticut Planning Region, Connecticut

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 568,170
Combined
575.3
per 100K
3rd / 9
Chlamydia
394.6
per 100K • 2,242 cases
Gonorrhea
172.1
per 100K • 978 cases
Syphilis P&S
8.6
per 100K • 49 cases

South Central Connecticut Planning Region reported a combined STD rate of 575.3 per 100,000 residents in 2023, placing it 3rd of 9 Connecticut counties — in the upper half of the state. Reported infections included chlamydia at 394.6 per 100,000 (2,242 cases, 8% above the state rate), gonorrhea at 172.1 per 100,000 (978 cases, 52% above the state rate), syphilis at 8.6 per 100,000 (49 cases, 18% above the state rate). Confidential STD testing is available throughout South Central Connecticut Planning Region — knowing your status is the only way to catch infections that often show no symptoms.

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South Central Connecticut Planning Region vs Connecticut Average

Infection South Central Connecticut Planning Region Connecticut Rate Difference
Chlamydia 394.6 364.8 8% above
Gonorrhea 172.1 113.3 52% above
Syphilis (P&S) 8.6 7.3 18% above

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Largest cities in South Central 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 New Haven, CT134,349 people → STD testing in Meriden, CT60,545 people → STD testing in West Haven, CT55,351 people → STD testing in Wallingford Center, CT18,208 people →

Largest Planning Regions in Connecticut

Capitol Planning Region → Western Connecticut Planning Region → Naugatuck Valley Planning Region → Greater Bridgeport Planning Region → Southeastern Connecticut 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

South Central Connecticut Planning Region ranks 3rd of 9 Connecticut counties for combined STD rate in 2023, at 575.3 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in South Central Connecticut Planning Region, with 2,242 cases at a rate of 394.6 per 100,000 residents.
STDTest.com lists confidential testing locations across South Central Connecticut Planning Region and Connecticut. Many offer same-day appointments with results in 1–3 days.

Related Resources

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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