Below are statisics provided by a number of organizations. This is just a sample of information readily available. Please examine the information here and continue educating yourself at their sites.
CDC has estimated that approximately 40,000 persons in the United States become infected with HIV each year.
The following graph shows the incidence of HIV/AIDS by the Race/ethnicity of persons (including children) diagnosed during 2005.

SOURCE: CDC. Guidelines for National Human Immunodeficiency Virus Case Surveillance, Including Monitoring for Human Immunodeficiency Virus Infection and Acquired Immunodeficiency Syndrome. MMWR 1999;48(RR-13)1–28.
There are approximately 1.2 million people living with HIV/AIDS in the United States.
It is estimated that a quarter of those people don’t know they have it.
Since the start of the AIDS epidemic, 1.5 million Americans have been infected with HIV and more than 530,000 have died of AIDS.
At least 40,000 more people are infected each year.
African Americans account for 50 Percent of new HIV infections, although they comprise only 12 Percent of the population.
In 2001-2004, the rate of new HIV or AIDS diagnoses was 21 times higher among African-American women than white women.
In 2002, AIDS was the leading cause of death for African-American women aged 25 to 34 and the fourth leading cause of death for all women aged 25 to 44.
From 1999 to 2002, Latinos experienced a 26 percent increase in HIV diagnoses.
Estimated deaths among Latinos with AIDS rose 17 percent from 1999 to 2003. During the same period, deaths among whites with AIDS declined 18 P\percent.
From 2000 through 2003, the rate of HIV diagnosis among Asian/Pacific Islander males increased almost 40 Percent.
The number of women living with HIV has tripled in the last two decades.
Over 78 percent of newly diagnosed HIV-positive women contracted the virus through heterosexual sex.
At least half of all new infections are among people under the age of 25.
SOURCES: CDC and amfAR. About HIV/AIDS. Statistics: United States.