* Includes reported confirmed and probable Zika virus disease cases per the CSTE case definitions.
** Presumptive viremic blood donors are people who reported no symptoms at the time of donating blood, but whose blood tested positive when screened for the presence of Zika virus RNA by the blood collection agency. Some presumptive viremic blood donors develop symptoms after their donation or may have had symptoms in the past. These individuals may be reported as both Zika virus disease cases and presumptive viremic blood donors.
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Number of Zika virus cases in the U.S. by state or territory 2015
This graph shows the number of Zika virus disease cases by U.S. state or territory in 2015. In that year, Florida reported **** symptomatic Zika virus disease cases. From early 2015 to late 2016, a Zika epidemic spread from Brazil to other parts of South and North America. In 2016, the number of Zika cases in Florida rose to over 1,000.
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CDC. (May 25, 2017). Laboratory-confirmed Zika virus cases in the United States by state or territory in 2015 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 29, 2026, from /statistics/796476/zika-virus-cases-in-us-states-or-territories-by-state-2015/
CDC. "Laboratory-confirmed Zika virus cases in the United States by state or territory in 2015." Chart. May 25, 2017. ÌÇÐÄÆƽâ°æ. Accessed July 29, 2026. /statistics/796476/zika-virus-cases-in-us-states-or-territories-by-state-2015/
CDC. (2017). Laboratory-confirmed Zika virus cases in the United States by state or territory in 2015. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 29, 2026. /statistics/796476/zika-virus-cases-in-us-states-or-territories-by-state-2015/
CDC. "Laboratory-confirmed Zika Virus Cases in The United States by State or Territory in 2015." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 25 May 2017, /statistics/796476/zika-virus-cases-in-us-states-or-territories-by-state-2015/
CDC, Laboratory-confirmed Zika virus cases in the United States by state or territory in 2015 ÌÇÐÄÆƽâ°æ, /statistics/796476/zika-virus-cases-in-us-states-or-territories-by-state-2015/ (last visited July 29, 2026)
Laboratory-confirmed Zika virus cases in the United States by state or territory in 2015 [Graph], CDC, May 25, 2017. [Online]. Available: /statistics/796476/zika-virus-cases-in-us-states-or-territories-by-state-2015/
