There are thousands of Homeowner Associations across the United States.  Associations include Townhouse and Condominium owners.  They have large and small numbers of members.  And like the New Allegheny owners, many have proud websites depicting life in their communities.

http://www.springboro-brookside.org/

http://www.windermerehoa.org/index.htm 

http://halfmilelakehoa.com/index.html  

http://www.hodgeshill.com/  

http://www.newallegheny.com  

http://www.brentwoodhomeowners.com/ 

http://www.caionline.org 

http://www.ahahome.com/index.cfm