STD Rates in Dekalb County, Missouri

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

Data Year: 2023 Source: CDC STI Surveillance Population: 9,901
Combined
151.5
per 100K
99th / 115
Chlamydia
101
per 100K • 10 cases
Based on 10 cases — interpret with care
US rate: 490.7
Gonorrhea
40.4
per 100K • 4 cases
Based on 4 cases — interpret with care
US rate: 178.2
Syphilis P&S
10.1
per 100K • 1 cases
Based on 1 case — interpret with care
US rate: 15.8

Dekalb County is among the lower-burden counties in Missouri, reporting a combined STD rate of 151.5 per 100,000 residents in 2023 — 99th of 115 counties. Reported infections included chlamydia at 101.0 per 100,000 (10 cases, too few for a reliable comparison), gonorrhea at 40.4 per 100,000 (4 cases, too few for a reliable comparison), syphilis at 10.1 per 100,000 (1 case, too few for a reliable comparison). Confidential STD testing is available throughout Dekalb County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Dekalb 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
101.0
per 100K in 2023
45.7 in 2000
Peak 226.7 in 2020
Gonorrhea
40.4
per 100K in 2023
7.6 in 2000
Peak 90.7 in 2020
Syphilis (P&S)
10.1
per 100K in 2023
0.0 in 2000
Peak 35.3 in 2022

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.

Dekalb County vs Missouri and the US

Infection Dekalb County Missouri US vs Missouri vs US Rank in Missouri
Chlamydia 10110 cases 498.6 490.7 Too few cases Too few cases –
Gonorrhea 40.44 cases 201.9 178.2 Too few cases Too few cases –
Syphilis (P&S) 10.11 case 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.

Find a clinic near you

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

FAQs

Dekalb County ranks 99th of 115 Missouri counties for combined STD rate in 2023, at 151.5 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Dekalb County, with 10 cases at a rate of 101.0 per 100,000 residents.
STDTest.com lists confidential testing locations across Dekalb 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.