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Resource | Research and Data | Assessing/Improving Operations Third National Survey of WIC Participants

The National Survey of WIC Participants (NSWP) study series is designed to describe state and local agency characteristics, examine participants’ characteristics, assess participants’ experiences with WIC, and estimate improper payments resulting from certification errors in WIC. The study is conducted approximately every 10 years, and the current study is the third iteration (NSWP-III) in the series. 

12/14/2021
Resource | Research and Data | Assessing/Improving Operations Study of Nutrition and Activity in Childcare Settings in USDA’s CACFP

Centers and family daycare homes participating in CACFP play an important role in supporting the health and wellness of the children they serve. The Study of Nutrition and Activity in Childcare Settings  is the first nationally representative, comprehensive assessment of the CACFP. Data were collected in program year 2016–17 from CACFP providers and participating children on nutritional quality of meals served, nutrient intake of participating children, meal costs and revenues, and more. Findings serve as an important baseline for the subsequent updates to the meal pattern and nutrition standards, which were implemented in October 2017. 

10/25/2021
Resource | Research and Data | Assessing/Improving Operations USDA Summer Meals Study

The Summer Meals Study provides a comprehensive, nationally representative assessment of the two summer meal programs operated by USDA: the Summer Food Service Program and the National School Lunch Program Seamless Summer Option. It is the first national study to simultaneously examine the facilitators and barriers to program participation among participating and nonparticipating families, sponsors, and sites. This study examines the characteristics of participating and nonparticipating children, including sociodemographic characteristics, household food security status, reasons for participation or nonparticipation, and satisfaction with the meals served to children in the summer of 2018. 

10/20/2021
Resource | Research and Data | Assessing/Improving Operations School Nutrition and Meal Cost Study

This study is the first nationally representative, comprehensive assessment of the school meal programs since the updated nutrition standards for school meals were phased in beginning school year 2012-2013. A study methodology report that describes the study design, sampling and data collection and a summary report that provides a brief overview of the study and key findings from the various reports are also available.

10/19/2021
Resource | Research and Data | Assessing/Improving Operations Expanding Opportunities and Reducing Barriers to Work: Interim Summary Report (Evaluation of SNAP E&T Pilots)

Section 4022 of the Agricultural Act of 2014 authorized and funded the SNAP employment and training (E&T) pilots and the evaluation. The interim summary report presents short-term findings drawn from the 10 pilot-specific interim evaluation reports. The pilot-specific interim reports and issue briefs on early implementation lessons are also available.  

09/03/2021
Resource | Research and Data | General/Other National- and State-Level Estimates of WIC Eligibility and WIC Program Reach in 2018 With Updated Estimates for 2016 and 2017

This report, the latest in a series of annual reports on WIC eligibility, presents 2018 national and state estimates of the number of people eligible for WIC benefits and the percents of the eligible population and the US population covered by the program, including estimates by participant category. 

05/25/2021
Resource | Research and Data | Participation Characteristics Characteristics of SNAP Households: FY 2019

The Characteristics report is published annually, dating back to 1976, and provides information about the demographic and economic circumstances of SNAP households. Using a sample of SNAP Quality Control data that is representative at both the state and national level, this report summarizes the characteristics of households and individuals who participated in SNAP in fiscal year 2019.  Because SNAP is available to most low-income households, participants represent a broad cross section of the Nation's poor. 

03/29/2021
Resource | Research and Data | Participation Characteristics Characteristics of Food Stamp Households: FY 2005

This report provides information about the demographic and economic circumstances of food stamp households in fiscal year 2005. The report draws on data for households participating in the Food Stamp Program under normal rules and thus does not include information about those who received disaster assistance after the Gulf Coast hurricanes in October 2004 and September 2005.

09/01/2006
Resource | Research and Data | Food/Nutrient Analysis Analysis of WIC Food Package Prescriptions, 1998-2002

The purpose of this report is to illustrate the types and amounts of foods being prescribed within the WIC food package for each category of participants. This report does not provide information on redemption of the food prescriptions, or on actual food consumption; at this time, comprehensive data are available only on food prescriptions.

04/01/2006
Resource | Research and Data | Assessing/Improving Operations WIC Participant and Program Characteristics 2004

The WIC Participant and Program Characteristics (PC 2004) report summarizes demographic characteristics of WIC participants nationwide in April 2004, along with information on participant income and nutrition risk characteristics. A national estimate of breastfeeding initiation for WIC infants is included. The report also describes WIC members of migrant farm-worker families.

03/01/2006
Page updated: September 16, 2025