STD Rates in Lasalle Parish, Louisiana

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

Data Year: 2023 Source: CDC STI Surveillance Population: 14,800
Combined
628.3
per 100K
58th / 64
Chlamydia
405.4
per 100K • 60 cases
US rate: 490.7
62nd of 64 in Louisiana
Higher than 69% of US counties
Gonorrhea
182.4
per 100K • 27 cases
US rate: 178.2
45th of 64 in Louisiana
Higher than 82% of US counties
Syphilis P&S
40.5
per 100K • 6 cases
Based on 6 cases — interpret with care
US rate: 15.8

Lasalle Parish is among the lower-burden counties in Louisiana, reporting a combined STD rate of 628.3 per 100,000 residents in 2023 — 58th of 64 counties. Reported infections included chlamydia at 405.4 per 100,000 (60 cases, 49% below the state rate), gonorrhea at 182.4 per 100,000 (27 cases, 37% below the state rate), syphilis at 40.5 per 100,000 (6 cases, too few for a reliable comparison). Many STDs show no symptoms, so testing is the only reliable way to know your status. Confidential options are available across Lasalle Parish.

STD Trends in Lasalle 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
405.4
per 100K in 2023
0.0 in 2000
Peak 409.4 in 2018
Gonorrhea
182.4
per 100K in 2023
0.0 in 2000
Peak 182.4 in 2023
Syphilis (P&S)
40.5
per 100K in 2023
0.0 in 2000
Peak 40.5 in 2023

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

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Lasalle Parish vs Louisiana and the US

Infection Lasalle Parish Louisiana US vs Louisiana vs US Rank in Louisiana
Chlamydia 405.460 cases 792.4 490.7 48.8% below 17.4% below 62nd of 64
Gonorrhea 182.427 cases 288.4 178.2 36.8% below 2.4% above 45th of 64
Syphilis (P&S) 40.56 cases 26.1 15.8 Too few cases Too few cases –

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

Lasalle Parish ranks 58th of 64 Louisiana counties for combined STD rate in 2023, at 628.3 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Lasalle Parish, with 60 cases at a rate of 405.4 per 100,000 residents.
STDTest.com lists confidential testing locations across Lasalle 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.