STD Rates in Morris County, New Jersey
2023 CDC surveillance data for Morris County, New Jersey — chlamydia, gonorrhea, and syphilis rates with state comparisons.
Morris County is among the lower-burden counties in New Jersey, reporting a combined STD rate of 227.6 per 100,000 residents in 2023 — 18th of 21 counties. Reported infections included chlamydia at 193.2 per 100,000 (994 cases, 50% below the state rate), gonorrhea at 32.3 per 100,000 (166 cases, 70% below the state rate), syphilis at 2.1 per 100,000 (11 cases, too few for a reliable comparison). Confidential STD testing is available throughout Morris County — knowing your status is the only way to catch infections that often show no symptoms.
STD Trends in Morris County, 2000–2023
Reported cases per 100,000 residents each year, against the New Jersey 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.
Source: CDC NCHHSTP AtlasPlus county surveillance, 2000–2023.
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Morris County vs New Jersey and the US
| Infection | Morris County | New Jersey | US | vs New Jersey | vs US | Rank in New Jersey |
|---|---|---|---|---|---|---|
| Chlamydia | 193.2994 cases | 384.1 | 490.7 | 49.7% below | 60.6% below | 18th of 21 |
| Gonorrhea | 32.3166 cases | 109.1 | 178.2 | 70.4% below | 81.9% below | 19th of 21 |
| Syphilis (P&S) | 2.111 cases | 8.1 | 15.8 | Too few cases | Too few cases | – |
Rates per 100,000 residents, 2023. Ranks run from the highest rate (1st) among New Jersey’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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