STD Rates in Scott County, Missouri

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

Data Year: 2023 Source: CDC STI Surveillance Population: 37,892
Combined
828.7
per 100K
10th / 115
Chlamydia
567.4
per 100K • 215 cases
US rate: 490.7
9th of 115 in Missouri
Higher than 83% of US counties
Gonorrhea
213.8
per 100K • 81 cases
US rate: 178.2
8th of 115 in Missouri
Higher than 86% of US counties
Syphilis P&S
47.5
per 100K • 18 cases
Based on 18 cases — interpret with care
US rate: 15.8

Scott County has one of the higher STD burdens in Missouri, with a combined rate of 828.7 per 100,000 residents in 2023 — ranking 10th of 115 counties. Reported infections included chlamydia at 567.4 per 100,000 (215 cases, 14% above the state rate), gonorrhea at 213.8 per 100,000 (81 cases, 6% above the state rate), syphilis at 47.5 per 100,000 (18 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 Scott County.

STD Trends in Scott County, 2000–2023

Reported cases per 100,000 residents each year, against the Missouri 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
567.4
per 100K in 2023
242.5 in 2000
Peak 597.3 in 2021
Gonorrhea
213.8
per 100K in 2023
183.1 in 2000
Peak 373.6 in 2018
Syphilis (P&S)
47.5
per 100K in 2023
0.0 in 2000
Peak 47.5 in 2023

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

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Scott County vs Missouri and the US

Infection Scott County Missouri US vs Missouri vs US Rank in Missouri
Chlamydia 567.4215 cases 498.6 490.7 13.8% above 15.6% above 9th of 115
Gonorrhea 213.881 cases 201.9 178.2 5.9% above 20% above 8th of 115
Syphilis (P&S) 47.518 cases 21.5 15.8 Too few cases Too few cases –

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

Scott County ranks 10th of 115 Missouri counties for combined STD rate in 2023, at 828.7 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Scott County, with 215 cases at a rate of 567.4 per 100,000 residents.
STDTest.com lists confidential testing locations across Scott County and Missouri. 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.