STD Rates in Madera County, California

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

Data Year: 2023 Source: CDC STI Surveillance Population: 162,868
Combined
750.9
per 100K
5th / 58
Chlamydia
574.7
per 100K • 936 cases
US rate: 490.7
7th of 58 in California
Higher than 84% of US counties
Gonorrhea
162.1
per 100K • 264 cases
US rate: 178.2
10th of 58 in California
Higher than 79% of US counties
Syphilis P&S
14.1
per 100K • 23 cases
US rate: 15.8
26th of 58 in California
Higher than 71% of US counties

Madera County has one of the higher STD burdens in California, with a combined rate of 750.9 per 100,000 residents in 2023 — ranking 5th of 58 counties. Reported infections included chlamydia at 574.7 per 100,000 (936 cases, 17% above the state rate), gonorrhea at 162.1 per 100,000 (264 cases, 15% below the state rate), syphilis at 14.1 per 100,000 (23 cases, 13% below the state rate). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Madera County has confidential testing locations available.

STD Trends in Madera County, 2000–2023

Reported cases per 100,000 residents each year, against the California 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
574.7
per 100K in 2023
0.0 in 2000
Peak 615.3 in 2019
Gonorrhea
162.1
per 100K in 2023
0.0 in 2000
Peak 179.1 in 2018
Syphilis (P&S)
14.1
per 100K in 2023
0.0 in 2000
Peak 31.2 in 2018

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

Know your status — get tested today

Same-day testing at 4,500+ locations. No appointment needed. Results in 1–3 days.

Madera County vs California and the US

Infection Madera County California US vs California vs US Rank in California
Chlamydia 574.7936 cases 491.1 490.7 17% above 17.1% above 7th of 58
Gonorrhea 162.1264 cases 190.2 178.2 14.8% below 9% below 10th of 58
Syphilis (P&S) 14.123 cases 16.3 15.8 13.5% below 10.8% below 26th of 58

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

Find a clinic near you

4,500+ testing locations nationwide. 100% confidential. Most insurance accepted.

FAQs

Madera County ranks 5th of 58 California counties for combined STD rate in 2023, at 750.9 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Madera County, with 936 cases at a rate of 574.7 per 100,000 residents.
STDTest.com lists confidential testing locations across Madera County and California. 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.