Brief Methodology of the National Survey of Nonprofit Trends and Impacts
Hannah Martin, Lewis Faulk, Mirae Kim, Laura Tomasko, Timothy Triplett, Katie Fallon
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The Urban Institute, in collaboration with American University and George Mason University, conducts the National Survey of Nonprofit Trends and Impacts annually. The survey provides nationally representative insights about nonprofit programs and services, workforce, fundraising, donations, finances, civic engagement, and more.

This brief describes the methodology for the surveys fielded in 2024, 2025, and 2026, including the sampling, contact collection, recruitment, response and completion rates, and weighting. Earlier versions of the brief are available below. Visit the Nonprofit Trends Tracker and our publications page to see insights from the survey.

Previous Versions
Research and Evidence Nonprofits and Philanthropy
Expertise Nonprofits and Philanthropy
Tags Nonprofit data and statistics Nonprofit sector trends Data analysis Data collection Quantitative data analysis
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