STD Rates in Bexar County, Texas

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

Data Year: 2023 Source: CDC STI Surveillance Population: 2,087,425
Combined
583.3
per 100K
53rd / 247
Chlamydia
399.2
per 100K • 8,333 cases
US rate: 490.7
74th of 247 in Texas
Higher than 68% of US counties
Gonorrhea
165.7
per 100K • 3,459 cases
US rate: 178.2
29th of 247 in Texas
Higher than 79% of US counties
Syphilis P&S
18.4
per 100K • 384 cases
US rate: 15.8
36th of 247 in Texas
Higher than 78% of US counties

Bexar County has one of the higher STD burdens in Texas, with a combined rate of 583.3 per 100,000 residents in 2023 — ranking 53rd of 247 counties. Reported infections included chlamydia at 399.2 per 100,000 (8,333 cases, 19% below the state rate), gonorrhea at 165.7 per 100,000 (3,459 cases, 6% below the state rate), syphilis at 18.4 per 100,000 (384 cases, 23% above the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Bexar County has confidential testing locations available.

STD Trends in Bexar 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
399.2
per 100K in 2023
419.9 in 2000
Peak 712.0 in 2016
Gonorrhea
165.7
per 100K in 2023
164.3 in 2000
Peak 332.5 in 2021
Syphilis (P&S)
18.4
per 100K in 2023
4.8 in 2000
Peak 24.4 in 2022

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

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Bexar County vs Texas and the US

Infection Bexar County Texas US vs Texas vs US Rank in Texas
Chlamydia 399.28,333 cases 491.9 490.7 18.8% below 18.6% below 74th of 247
Gonorrhea 165.73,459 cases 176.4 178.2 6.1% below 7% below 29th of 247
Syphilis (P&S) 18.4384 cases 15 15.8 22.7% above 16.5% above 36th of 247

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

Bexar County ranks 53rd of 247 Texas counties for combined STD rate in 2023, at 583.3 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Bexar County, with 8,333 cases at a rate of 399.2 per 100,000 residents.
STDTest.com lists confidential testing locations across Bexar 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.