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Sexually Transmitted Disease (STD) Highlights

Sexually-transmitted diseases (STDs) are very common in Davis County. Below you will see statistics highlighted in charts with related data.

Sexually-transmitted diseases (STDs) are very common in Davis County.  In 2018, over 60% of the disease reports received by Davis County Health Department were STDs.  

Diseases Reported by Type, Davis County 2018


In 2018 the average rate of STDs in Davis County was 410.8 cases per 100,000 residents.  Chlamydia was the most commonly reported sexually-transmitted disease in Davis County with 1,158 cases, followed by gonorrhea with 223 cases.  

Sexually-Transmitted Diseases, Davis County 2018

Sexually-transmitted diseases were most often reported among women and in the 20-24 age group.  

Incidence of all STDs by Age Group, Davis County 2018


Chlamydia is a sexually-transmitted disease (STD) caused by the bacteria Chlamydia trachomatis.  Chlamydia is one of the most common STD reported in Davis County and the United States.  The majority of chlamydia infections are asymptomatic.  Most females and approximately 50% of males infected with chlamydia do not have obvious symptoms.  Serious complications include chronic pain, infertility, prostatitis, and organ damage.  

Chlamydia rates have been increasing for the past several years.  This is partially due to increased screening of high-risk individuals.

During 2018, there were 1,158 cases of chlamydia reported in Davis County, a 5.9% increase from the 1,094 cases reported in 2017.  

Incidence of Chlamydia, Davis County, Utah, U.S., 2000-2018

Chlamydia infections are most commonly identified in women because women often receive a screening test during annual exams.  The highest rates of chlamydia occur among teens and young adults.

Incidence of Chlamydia by Age and Gender, Davis County 2018

Gonorrhea is a sexually-transmitted disease caused by the bacteria Neisseria gonorrhoeae.  Gonorrhea infections are often asymptomatic in women and are becoming increasingly so in men.  If left untreated, gonorrhea may result in serious complications including chronic pain, infertility, septic arthritis, hepatitis, endocarditis, and meningitis.

During 2018, there were 223 cases of gonorrhea reported in Davis County, a 30% increase from the 171 cases reported during 2017.

Gonorrhea Rates by Year, Davis County, Utah, U.S., 2000-2018

Gonorrhea by Age and Gender, Davis County 2018

In Davis County, gonorrhea is most common between the ages of 15-24 years.

Contact Information

Communicable Disease Control & Prevention

Email Us

Physical Address
22 South State Street
2nd Floor 
Clearfield, Utah 84015

Mailing Address
Davis County Health Department
P.O. Box 618
Farmington, Utah 84025

Phone Numbers
(801) 525-5200 :: Main
(801) 525-5201 :: Fax

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