• Same-Sex Unmarried Partners: Analysis of Data from the 1990 U.S. Census [PDF file]
  An analysis of 1990 Census data by the National Gay and Lesbian Task Force.
  
  
•  Behind the Surge in Gay Couples:  Census Reallocated Respondents in ’90 (Bergen Record)
  Accessible summary of the government’s policies for classifying same-sex couples in the 1990 census.

• HRC Urges Same-Sex Couples to Answer Census Honestly
  Press release from the Human Rights Campaign appealing to Gay & Lesbian couples to check the “Unmarried Partner” category on the 2000 Census.
  
  
• “Make Your Family Count!” press release (National Gay and Lesbian Task Force)
  
  
• Ad for “Make Your Family Count!” campaign [PDF file]
  
  
• Summary of media coverage for “Make Your Family Count” campaign [PDF file]
  

• Gay Demographics web site
  Very rich web site with an incredible amount of information about the same-sex unmarried partner data from the 2000 census.
  
  
• Same-sex partner households (by state) (Human Rights Campaign)
  
  
• Urban vs. rural households of same-sex partners (by state) (Human Rights Campaign)
  
  

• Gay and Lesbian Families in the United States: Same-Sex Unmarried Partner Households, A Preliminary Analysis of the 2000 U.S. Census Data
  (HRC Report, Aug. 22, 2001) [PDF file]
  Very useful analysis of Census 2000 data with many helpful tables.
  
  
• National Gay and Lesbian Task Force web site on the 2000 Census

• Same-Sex Unmarried Partner Couples in Census 2000: How many are Gay and Lesbian?  [PDF file]
  This study argues that a significant number of couples classified as “Same-Sex Unmarried Partner” are actually opposite sex couples.
  
  
  
• Alternatives to Marriage Project
  Web site focusing mainly on opposite-sex unmarried partner households.
  
  
•  2000 Census Shows Surge in Cohabitation, Percentage of Homosexual Couples Still Microscopic (Concerned Women for America)
  A leading advocacy group for the Religious Right comments on the 2000 Census data.

Looking ahead to the 2010 Census:

• Freedom to Marry web site
• Lamda Legal Marriage Project
• Freedom to Marry Coalition of Massachusetts

  (There's still time to make sure that the 2010 Census includes same-sex married couples.)