Scott County DHS SNAP Office is located at 600 W 4th Street, Davenport, IA – 52801. The Supplemental Nutrition Assistance Program, commonly known as SNAP, is part of a federal nutrition program that helps qualifying low-income households purchase nutritious food. This program is designed to increase their nutritional level so that they can stay healthy. Individuals must apply for the program and provide all the required documentation. In order to qualify, applicants must meet certain financial criteria(income, assets) and non-financial (state residency, citizenship/alien status, work registration, and other) requirements.