STD Rates in Bristol County, Massachusetts

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

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Data Year: 2023 Source: CDC STI Surveillance Population: 581,923
Combined
469.7
per 100K
6th / 14
Chlamydia
348.5
per 100K • 2,028 cases
US rate: 490.7
6th of 14 in Massachusetts
Higher than 62% of US counties
Gonorrhea
113.6
per 100K • 661 cases
US rate: 178.2
5th of 14 in Massachusetts
Higher than 69% of US counties
Syphilis P&S
7.6
per 100K • 44 cases
US rate: 15.8
7th of 14 in Massachusetts
Higher than 53% of US counties

Bristol County reported a combined STD rate of 469.7 per 100,000 residents in 2023, placing it 6th of 14 Massachusetts counties — in the upper half of the state. Reported infections included chlamydia at 348.5 per 100,000 (2,028 cases, 16% below the state rate), gonorrhea at 113.6 per 100,000 (661 cases, 19% below the state rate), syphilis at 7.6 per 100,000 (44 cases, 28% below the state rate). Confidential STD testing is available throughout Bristol County — knowing your status is the only way to catch infections that often show no symptoms.

STD Trends in Bristol County, 2000–2023

Reported cases per 100,000 residents each year, against the Massachusetts 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
348.5
per 100K in 2023
0.0 in 2000
Peak 368.4 in 2018
Gonorrhea
113.6
per 100K in 2023
0.0 in 2000
Peak 127.2 in 2022
Syphilis (P&S)
7.6
per 100K in 2023
0.6 in 2000
Peak 14.8 in 2021

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

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Bristol County vs Massachusetts and the US

Infection Bristol County Massachusetts US vs Massachusetts vs US Rank in Massachusetts
Chlamydia 348.52,028 cases 412.7 490.7 15.6% below 29% below 6th of 14
Gonorrhea 113.6661 cases 139.8 178.2 18.7% below 36.3% below 5th of 14
Syphilis (P&S) 7.644 cases 10.6 15.8 28.3% below 51.9% below 7th of 14

Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among Massachusetts’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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Largest cities in Bristol County, Massachusetts

Largest first, by Census population. Each city page lists nearby clinics, free and low-cost testing, and labs.

STD testing in New Bedford, MA100,998 people → STD testing in Fall River, MA94,082 people → STD testing in Taunton, MA60,433 people → STD testing in Attleboro, MA46,762 people → STD testing in North Attleborough, MA30,984 people → STD testing in Somerset, MA18,298 people → STD testing in Acushnet, MA → STD testing in Dartmouth, MA → STD testing in Easton, MA → STD testing in Fairhaven, MA →
Show all 18 cities ↓Show fewer cities ↑
STD testing in Freetown, MA → STD testing in Mansfield, MA → STD testing in Norton, MA → STD testing in Raynham, MA → STD testing in Rehoboth, MA → STD testing in Seekonk, MA → STD testing in Swansea, MA → STD testing in Westport, MA →

Largest Counties in Massachusetts

Middlesex County → Worcester County → Essex County → Suffolk County → Norfolk County → Plymouth County → Hampden County → Barnstable County → Hampshire County → Berkshire County →

All 14 Massachusetts counties → STD testing in Massachusetts →

FAQs

Bristol County ranks 6th of 14 Massachusetts counties for combined STD rate in 2023, at 469.7 per 100,000 residents.
In 2023, chlamydia was the most frequently reported STD in Bristol County, with 2,028 cases at a rate of 348.5 per 100,000 residents.
STDTest.com lists confidential testing locations across Bristol County and Massachusetts. Many offer same-day appointments with results in 1–3 days.

Related Resources

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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.
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