STD Rates in Codington County, South Dakota

2023 CDC surveillance data for Codington County, South Dakota — chlamydia, gonorrhea, and syphilis rates with state comparisons.

Data Year: 2023 Source: CDC STI Surveillance Population: 28,974
Combined
303.8
per 100K
36th / 64
Chlamydia
262.3
per 100K • 76 cases
US rate: 490.7
34th of 64 in South Dakota
Higher than 45% of US counties
Gonorrhea
31.1
per 100K • 9 cases
Based on 9 cases — interpret with care
US rate: 178.2
Syphilis P&S
10.4
per 100K • 3 cases
Based on 3 cases — interpret with care
US rate: 15.8

Codington County recorded a combined STD rate of 303.8 per 100,000 residents in 2023, ranking 36th of 64 counties in South Dakota. Reported infections included chlamydia at 262.3 per 100,000 (76 cases, 51% below the state rate), gonorrhea at 31.1 per 100,000 (9 cases, too few for a reliable comparison), syphilis at 10.4 per 100,000 (3 cases, too few for a reliable comparison). Confidential STD testing is available throughout Codington County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Codington County, 2000–2023

Reported cases per 100,000 residents each year, against the South Dakota 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
262.3
per 100K in 2023
142.7 in 2000
Peak 430.2 in 2011
Gonorrhea
31.1
per 100K in 2023
7.7 in 2000
Peak 109.4 in 2020
Syphilis (P&S)
10.4
per 100K in 2023
0.0 in 2000
Peak 10.4 in 2023

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

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Codington County vs South Dakota and the US

Infection Codington County South Dakota US vs South Dakota vs US Rank in South Dakota
Chlamydia 262.376 cases 531.6 490.7 50.7% below 46.5% below 34th of 64
Gonorrhea 31.19 cases 253.3 178.2 Too few cases Too few cases –
Syphilis (P&S) 10.43 cases 73.4 15.8 Too few cases Too few cases –

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

Codington County ranks 36th of 64 South Dakota counties for combined STD rate in 2023, at 303.8 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Codington County, with 76 cases at a rate of 262.3 per 100,000 residents.
STDTest.com lists confidential testing locations across Codington County and South Dakota. 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.