STD Rates in Kent County, Delaware

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

Data Year: 2023 Source: CDC STI Surveillance Population: 189,784
Combined
834.7
per 100K
1st / 3
Chlamydia
653.9
per 100K • 1,241 cases
US rate: 490.7
1st of 3 in Delaware
Higher than 88% of US counties
Gonorrhea
166
per 100K • 315 cases
US rate: 178.2
2nd of 3 in Delaware
Higher than 79% of US counties
Syphilis P&S
14.8
per 100K • 28 cases
US rate: 15.8
2nd of 3 in Delaware
Higher than 72% of US counties

Kent County reported a combined STD rate of 834.7 per 100,000 residents in 2023, placing it 1st of 3 Delaware counties — in the upper half of the state. Reported infections included chlamydia at 653.9 per 100,000 (1,241 cases, 18% above the state rate), gonorrhea at 166.0 per 100,000 (315 cases, 9% above the state rate), syphilis at 14.8 per 100,000 (28 cases, 15% 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 Kent County.

STD Trends in Kent County, 2000–2023

Reported cases per 100,000 residents each year, against the Delaware rate (dashed). In a county this size a handful of cases moves the rate a long way, so read the shape rather than any single year.

Chlamydia
653.9
per 100K in 2023
474.1 in 2000
Peak 790.3 in 2018
Gonorrhea
166.0
per 100K in 2023
290.9 in 2000
Peak 329.7 in 2001
Syphilis (P&S)
14.8
per 100K in 2023
0.8 in 2000
Peak 20.9 in 2022

Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.

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Kent County vs Delaware and the US

Infection Kent County Delaware US vs Delaware vs US Rank in Delaware
Chlamydia 653.91,241 cases 552.7 490.7 18.3% above 33.3% above 1st of 3
Gonorrhea 166315 cases 151.9 178.2 9.3% above 6.8% below 2nd of 3
Syphilis (P&S) 14.828 cases 17.4 15.8 14.9% below 6.3% below 2nd of 3

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Delaware’s counties. The US rate is all 50 states combined. Comparisons are left out where fewer than 20 cases were reported, because a rate built on so few cases can swing widely from one year to the next.

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FAQs

Kent County ranks 1st of 3 Delaware counties for combined STD rate in 2023, at 834.7 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Kent County, with 1,241 cases at a rate of 653.9 per 100,000 residents.
STDTest.com lists confidential testing locations across Kent County and Delaware. Many offer same-day appointments with results in 1–3 days.
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.