H.R.172 - Federal Government - To assist teachers and public safety officers in obtaining affordable housing.

Community Partners Next Door Act of 2007 - Amends the National Housing Act to provide: (1) a 50% discount for teachers, teacher assistants, administrators, and public safety officers purchasing certain eligible asset properties for use as their primary residence; (2) a $100 downpayment on any related insured mortgage; and (3) a higher Federal Housing Administration (FHA) loan limit for such purchases in high-cost areas.

Authorizes such sales directly to a qualifying individual or to a unit of local government or a nonprofit organization for resale to such individual.

Directs the Secretary of Housing and Urban Development (HUD) to carry out a program to inform teachers and public safety officers about such program.