STD Rates in Lafayette Parish, Louisiana
2023 CDC surveillance data for Lafayette Parish, Louisiana — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Lafayette Parish recorded a combined STD rate of 837.6 per 100,000 residents in 2023, ranking 43rd of 64 counties in Louisiana. Reported infections included chlamydia at 614.6 per 100,000 (1,535 cases, 22% below the state rate), gonorrhea at 200.6 per 100,000 (501 cases, 30% below the state rate), syphilis at 22.4 per 100,000 (56 cases, 14% 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 Lafayette Parish.
STD Trends in Lafayette 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.
Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.
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Lafayette Parish vs Louisiana and the US
| Infection | Lafayette Parish | Louisiana | US | vs Louisiana | vs US | Rank in Louisiana |
|---|---|---|---|---|---|---|
| Chlamydia | 614.61,535 cases | 792.4 | 490.7 | 22.4% below | 25.2% above | 45th of 64 |
| Gonorrhea | 200.6501 cases | 288.4 | 178.2 | 30.4% below | 12.6% above | 40th of 64 |
| Syphilis (P&S) | 22.456 cases | 26.1 | 15.8 | 14.2% below | 41.8% above | 30th 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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