STD Rates in Tama County, Iowa

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

Data Year: 2023 Source: CDC STI Surveillance Population: 16,834
Combined
546.5
per 100K
14th / 99
Chlamydia
457.4
per 100K • 77 cases
US rate: 490.7
14th of 99 in Iowa
Higher than 74% of US counties
Gonorrhea
71.3
per 100K • 12 cases
Based on 12 cases — interpret with care
US rate: 178.2
Syphilis P&S
17.8
per 100K • 3 cases
Based on 3 cases — interpret with care
US rate: 15.8

Tama County has one of the higher STD burdens in Iowa, with a combined rate of 546.5 per 100,000 residents in 2023 — ranking 14th of 99 counties. Reported infections included chlamydia at 457.4 per 100,000 (77 cases, 7% above the state rate), gonorrhea at 71.3 per 100,000 (12 cases, too few for a reliable comparison), syphilis at 17.8 per 100,000 (3 cases, too few for a reliable comparison). Routine testing is the surest way to catch STDs early, since many produce no symptoms. Tama County has confidential testing locations available.

STD Trends in Tama County, 2000–2023

Reported cases per 100,000 residents each year, against the Iowa 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
457.4
per 100K in 2023
205.0 in 2000
Peak 490.2 in 2020
Gonorrhea
71.3
per 100K in 2023
0.0 in 2000
Peak 213.4 in 2021
Syphilis (P&S)
17.8
per 100K in 2023
0.0 in 2000
Peak 76.9 in 2022

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

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Tama County vs Iowa and the US

Infection Tama County Iowa US vs Iowa vs US Rank in Iowa
Chlamydia 457.477 cases 426.8 490.7 7.2% above 6.8% below 14th of 99
Gonorrhea 71.312 cases 116.8 178.2 Too few cases Too few cases –
Syphilis (P&S) 17.83 cases 10.3 15.8 Too few cases Too few cases –

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

Tama County ranks 14th of 99 Iowa counties for combined STD rate in 2023, at 546.5 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Tama County, with 77 cases at a rate of 457.4 per 100,000 residents.
STDTest.com lists confidential testing locations across Tama County and Iowa. 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.