STD Rates in Harrison County, Texas

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

Data Year: 2023 Source: CDC STI Surveillance Population: 70,894
Combined
605.1
per 100K
45th / 247
Chlamydia
481
per 100K • 341 cases
US rate: 490.7
46th of 247 in Texas
Higher than 76% of US counties
Gonorrhea
119.9
per 100K • 85 cases
US rate: 178.2
57th of 247 in Texas
Higher than 70% of US counties
Syphilis P&S
4.2
per 100K • 3 cases
Based on 3 cases — interpret with care
US rate: 15.8

Harrison County has one of the higher STD burdens in Texas, with a combined rate of 605.1 per 100,000 residents in 2023 — ranking 45th of 247 counties. Reported infections included chlamydia at 481.0 per 100,000 (341 cases, 2% below the state rate), gonorrhea at 119.9 per 100,000 (85 cases, 32% below the state rate), syphilis at 4.2 per 100,000 (3 cases, too few for a reliable comparison). Confidential STD testing is available throughout Harrison County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Harrison County, 2000–2023

Reported cases per 100,000 residents each year, against the Texas 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
481.0
per 100K in 2023
220.9 in 2000
Peak 529.9 in 2016
Gonorrhea
119.9
per 100K in 2023
161.2 in 2000
Peak 219.9 in 2003
Syphilis (P&S)
4.2
per 100K in 2023
0.0 in 2000
Peak 11.4 in 2022

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

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Harrison County vs Texas and the US

Infection Harrison County Texas US vs Texas vs US Rank in Texas
Chlamydia 481341 cases 491.9 490.7 2.2% below 2% below 46th of 247
Gonorrhea 119.985 cases 176.4 178.2 32% below 32.7% below 57th of 247
Syphilis (P&S) 4.23 cases 15 15.8 Too few cases Too few cases –

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

Harrison County ranks 45th of 247 Texas counties for combined STD rate in 2023, at 605.1 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Harrison County, with 341 cases at a rate of 481.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Harrison County and Texas. 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.