Laredo home loans What are the requirements for the USDA program in Laredo?So that’s going to be looking at a 640 minimum credit score requirement. There is a income requirement too when applying for a USDA Loan Laredo.. So basically the income requirement is about 78,000 if you’re in a family of 1 to 4 if you’re in a family of 5+ that’s gonna go up to about $103,000 on the income limit.