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California Adolescent Reproductive Health Facts

California was ranked 33 out of 51 (50 states + the District of Columbia) on final 2014 teen births rates among females aged 15-19 (with 1 representing the highest rate and 51 representing the lowest rate).

Number of births to females under 20 years of age, 2015 RH1

Total1CaliforniaUnited States
Females under 20 years of age24,395232,215
Females agedCaliforniaUnited States
Under 152202,500
15-176,44861,184
18-1917,727168,531
15-1924,175229,715
Mother's race/ethnicityCaliforniaUnited States
Non-Hispanic white23,04991,415
Non-Hispanic black21,91450,884
American Indian or Alaska Native2,32844,791
Asian or Pacific Islander2,37634,334
Hispanic418,32381,350
1
Includes all births, including those with Hispanic origin not stated and not shown separately.
2
Race and Hispanic origin are reported separately on birth certificates. Persons of Hispanic origin may be of any race. Race categories are consistent with the 1977 Office of Management and Budget (OMB) standards.
3
Includes persons of Hispanic, non-Hispanic and origin not stated according to mother's reported race.
4
Includes all persons of Hispanic origin of any race.

Teen birth rate (births per 1,000 females aged 15–19), 2015 RH1

Total1CaliforniaUnited States
Females aged 15-1919.022.3
Females agedCaliforniaUnited States
15-178.59.9
18-1934.640.7

Percent changea in the teen birth rate, 1991-2015 and 2014-2015 RH1, RH3

TotalCaliforniaUnited States
Change in rate to females aged 15-19 (1991 to 2015)-74%-64%
Change in rate to females aged 15-19 (2014 to 2015)-10%-8%

a State-level change calculated for this webpage.

The U.S. teen birth rate peaked in 1991 at 61.8 births per 1,000 teen females aged 15-19.


Of all births to females under 20 years of age, percenta by race/ethnicity, 2015 RH1, RH3

Mother's race/ethnicity1CaliforniaUnited States
Non-Hispanic white212%39%
Non-Hispanic black28%22%
American Indian or Alaska Native2,31%2%
Asian or Pacific Islander2,33%2%
Hispanic475%35%
a
Percentage calculated for this webpage.
1
Includes all births, including those with Hispanic origin not stated and not shown separately.
2
Race and Hispanic origin are reported separately on birth certificates. Persons of Hispanic origin may be of any race. Race categories are consistent with the 1977 Office of Management and Budget (OMB) standards.
3
Includes persons of Hispanic, non-Hispanic and origin not stated according to mother's reported race.
4
Includes all persons of Hispanic origin of any race.

Of all births to females under 20 years of age, percent repeat births, 2015 RH1RH3

Total1CaliforniaUnited States
Females under 20 years of age16%17%
Mother's race/ethnicityCaliforniaUnited States
Non-Hispanic white212%14%
Non-Hispanic black215%17%
American Indian or Alaska Native2,315%18%
Asian or Pacific Islander2,315%16%
Hispanic416%18%
a
 Percentage calculated for this webpage.

1
Includes all births, including those with Hispanic origin not stated and not shown separately.
2
Race and Hispanic origin are reported separately on birth certificates. Persons of Hispanic origin may be of any race. Race categories are consistent with the 1977 Office of Management and Budget (OMB) standards.
3
Includes persons of Hispanic, non-Hispanic and origin not stated according to mother's reported race.
4
Includes all persons of Hispanic origin of any race.

Percenta low birthweight births, among females under 20 years of age, 2015 RH1, RH3

TotalCaliforniaUnited States
Females under 20 years of age7.5%9.5%

a  Percentage calculated for this webpage.

Low birth weight is defined as less than 2,500 grams (about 5.5 pounds or 5 pounds and 8 ounces).


Teen pregnancy rate (pregnancies per 1,000 females aged 15-19), 2011 RH2

TotalCaliforniaUnited States
Females aged 15-1954%52
Females agedCaliforniaUnited States
15-1728%27
18-199389

Percent changea in the teen pregnancy rate, 1988-2011 RH2

TotalCaliforniaUnited States
Change in rate to females aged 15-19 (1988 to 2011)-65%-53%

a  Percent change calculated for this webpage.

In 1998, the teen pregnancy rate was 155 pregnancies per 1,000 females aged 15-19 in California, and 111 in the U.S. The U.S. teen pregnancy rate peaked in 1990 at 117.6 pregnancies per 1,000 females aged 15-19, but state data are not available for that year.


Teen abortion rate (abortions per 1,000 females aged 15-19), 2011 RH2

TotalCaliforniaUnited States
Female aged 15-1918%14
Females agedCaliforniaUnited States
15-1710%8
18-1930%22

Percent changea in the teen abortion rate, 1988-2011 RH2

TotalCaliforniaUnited States
Change in rate to females aged 15-19 (1988 to 2011)-77%-68%

a  Percent change calculated for this webpage.

The U.S. teen abortion rate peaked in 1988 at 44.0 abortions per 1,000 females aged 15-19. The teen abortion rate for California was 77 abortions per 1,000 females aged 15-19 in 1988.


Sexual behaviors among high school students (grades 9-12), 2015 RH4

Percent of high school students who report they have ever had sexual intercourseCaliforniaUnited States
Total32%41%
Male36%43%
Female29%39%
Percent of high school students who report they had sexual intercourse for the first time before 13 years of ageCaliforniaUnited States
Total3%4%
Male4%6%
Female3%2%
Percent of high school students who report they have had sexual intercourse with 4 or more personsCaliforniaUnited States
Total8%11%
Male10%14%
Female5%9%
Percent of high school students who report they drank alcohol or used drugs before last sexual intercourseCaliforniaUnited States
Total21%21%
Male23%25%
Female20%16%

Birth control use among sexually active high school students (grades 9-12), 2015 RH4

Percent of high school students who report they or their partner used a condom during last sexual intercourseCaliforniaUnited States
Total57%57%
Male58%62%
Female56%52%
Percent of high school students who report they or their partner used birth control pills before last sexual intercourseCaliforniaUnited States
Total13%18%
Male12%15%
Female14%21%
Percent of high school students who report they or their partner used an IUD (e.g., Mirena or ParaGard) or implant (e.g., Implanon or Nexplanon) before last sexual intercourseCaliforniaUnited States
Total3%3%
Male1%2%
Female5%5%
Percent of high school students who report they or their partner used a shot (e.g., Depo-Provera), patch (e.g., OrthoEvra), or birth control ring (e.g., NuvaRing) before last sexual intercourseCaliforniaUnited States
Total5%5%
Male4%3%
Female6%8%
Percent of high school students who report they or their partner used birth control pills; an IUD or implant; or a shot, patch, or birth control ring before last sexual intercourseCaliforniaUnited States
Total21%27%
Male17%20%
Female25%34%
Percent of high school students who report they or their partner used birth control pills; an IUD or implant; or a shot, patch, or birth control ring before last sexual intercourseCaliforniaUnited States
Total6%9%
Male5%6%
Female7%12%
Percent of high school students who report they or their partner did not use any method to prevent pregnancy during last sexual intercourseCaliforniaUnited States
Total12%14%
Male12%12%
Female12%15%

Relationship violence among high school students who report dating in the past 12 months (grades 9-12), 2015 RH4

Percent of high school students who report they experienced physical dating violence, including being hit, slammed into something, or injured with an object or weapon on purpose by someone they were dating or going out with (during the 12 months before the survey)CaliforniaUnited States
Total10%10%
Male7%7%
Female12%12%
Percent of high school students who report they experienced sexual dating violence, including kissing, touching, or being physically forced to have sexual intercourse (when they did not want to) by someone they were dating or going out with (during the 12 months before the survey)CaliforniaUnited States
Total11%
Male5%
Female16%

Forced sex among high school students (grades 9-12), 2015 RH4

Percent of high school students who report they were ever physically forced to have sexual intercourse (when they did not want to)CaliforniaUnited States
Total6%7%
Male4%3%
Female8%10%

DATA NOTES

All percentages (other than percent low birthweight births), have been rounded to the nearest whole number.
* Figure does not meet standards of reliability or precision; based on fewer than 20 births in the numerator.
N/A: data do not exist on this measure for this state.
1
Includes all births, including those with Hispanic origin not stated and not shown separately.
2
Race and Hispanic origin are reported separately on birth certificates. Persons of Hispanic origin may be of any race. Race categories are consistent with the 1977 Office of Management and Budget (OMB) standards.
3
Includes persons of Hispanic, non-Hispanic and origin not stated according to mother's reported race.
4
Includes all persons of Hispanic origin of any race.

DATA SOURCES

RH1
Birth data are from: Martin, J. A., Hamilton, B.E., Osterman, M. J. K., Driscoll, A.K., and Mathews, T. J. (2017). Births: Final data for 2015. National Vital Statistics Reports, 66(1). Hyattsville, MD: National Center for Health Statistics. Retrieved January 6, 2017, from http://www.cdc.gov/nchs/data/nvsr/nvsr66/nvsr66-01.pdf
RH2
Pregnancy and abortion rate data are from: Kost, K. and Henshaw, S. (2014) U.S. Teenage Pregnancies, Births and Abortions, 2011: State Trends by Age, Race and Ethnicity, New York: Guttmacher Institute. Retrieved August 10, 2016, from https://www.guttmacher.org/sites/default/files/report_pdf/us-teen-pregnancy-state-trends-2011_4.pdf
RH3
State-level birth data by race/ethnicity are from: United States Department of Health and Human Services (US DHHS), Centers for Disease Control and Prevention (CDC), National Center for Health Statistics (NCHS), Division of Vital Statistics, Natality public-use data 2007-2015, on CDC WONDER Online Database. Retrieved January 6, 2017, from https://wonder.cdc.gov/natality-current.html
RH4
High school data are from: Centers for Disease Control and Prevention. (2016). 1991-2015 High School Youth Risk Behavior Surveillance System Data. Retrieved July 22, 2016, from http://nccd.cdc.gov/YouthOnline/App/Default.aspx
Content created by Office of Adolescent Health
Content last reviewed on March 20, 2019