Please check out this great article written by Inman News: 
"An analysis of homebuyer assistance programs available through state and local housing finance agencies (HFAs) and nonprofit groups around the nation found that 90 percent are funded, and that 70 percent of homes for sale could be eligible for one or more programs.
The analysis of 1,654 homebuyer assistance programs, by Down Payment Resource, found that Southern states had the greatest number of programs (598). But the 228 programs offered in the Northeast were the most likely to be funded — 96.5 percent had money to provide help to eligible buyers such as down payment and closing cost assistance, grants, tax credits, and affordable first mortgages with competitive or below-market interest rates.
A state-by-state breakdown shows California had the most programs — 283 — but that only 81.6 percent were funded. Hawaii had 13 programs, but only six were funded.
Funding for homebuyer assistance programs ...