STD Rates in Jefferson Parish, Louisiana

2023 CDC surveillance data for Jefferson Parish, Louisiana — chlamydia, gonorrhea, and syphilis rates with state comparisons.

Data Year: 2023 Source: CDC STI Surveillance Population: 421,792
Combined
988.9
per 100K
29th / 64
Chlamydia
733.3
per 100K • 3,093 cases
US rate: 490.7
30th of 64 in Louisiana
Higher than 91% of US counties
Gonorrhea
240.9
per 100K • 1,016 cases
US rate: 178.2
30th of 64 in Louisiana
Higher than 88% of US counties
Syphilis P&S
14.7
per 100K • 62 cases
US rate: 15.8
41st of 64 in Louisiana
Higher than 72% of US counties

Jefferson Parish reported a combined STD rate of 988.9 per 100,000 residents in 2023, placing it 29th of 64 Louisiana counties — in the upper half of the state. Reported infections included chlamydia at 733.3 per 100,000 (3,093 cases, 7% below the state rate), gonorrhea at 240.9 per 100,000 (1,016 cases, 16% below the state rate), syphilis at 14.7 per 100,000 (62 cases, 44% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Jefferson Parish has confidential testing locations available.

STD Trends in Jefferson Parish, 2000–2023

Reported cases per 100,000 residents each year, against the Louisiana 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
733.3
per 100K in 2023
0.0 in 2000
Peak 756.5 in 2019
Gonorrhea
240.9
per 100K in 2023
0.0 in 2000
Peak 270.2 in 2020
Syphilis (P&S)
14.7
per 100K in 2023
0.2 in 2000
Peak 18.1 in 2022

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

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Jefferson Parish vs Louisiana and the US

Infection Jefferson Parish Louisiana US vs Louisiana vs US Rank in Louisiana
Chlamydia 733.33,093 cases 792.4 490.7 7.5% below 49.4% above 30th of 64
Gonorrhea 240.91,016 cases 288.4 178.2 16.5% below 35.2% above 30th of 64
Syphilis (P&S) 14.762 cases 26.1 15.8 43.7% below 7% below 41st of 64

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Louisiana’s parishes. 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

Jefferson Parish ranks 29th of 64 Louisiana counties for combined STD rate in 2023, at 988.9 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Jefferson Parish, with 3,093 cases at a rate of 733.3 per 100,000 residents.
STDTest.com lists confidential testing locations across Jefferson Parish and Louisiana. 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.