NPORS is an annual survey of U.S. adults conducted by the Pew Research Center. Respondents can answer either by paper or online, and they are selected using address-based sampling from the USPS’s computerized delivery sequence file. Respondents are not required to join a survey panel. Pew Research Center uses NPORS to produce benchmark estimates for several topics, such as Americans’ political and religious affiliations. View a detailed description of how the survey is conducted, as well as more information about how Pew Research Center uses NPORS.

Comparing NPORS to other polling data

NPORS estimates, which are based on paper and online survey response, may differ somewhat from historical Pew Research Center polling data. There are several reasons why differences may arise. The Center has released analyses of how survey mode can influence estimates of political opinions and religious attitudes and behaviors.

Political party affiliation

The latest NPORS estimates are shown below. The Center also provides in-depth analysis of trends in political party affiliation.

Religious affiliation

The latest NPORS estimates are shown below. The Center also provides in-depth analysis of trends in religious affiliation as well as analysis of the size and attitudes of many religious faiths in the U.S.

Frequency of internet use

The latest NPORS estimates are shown below. The Center also provides trend data on social mediamobile phone use, and internet/broadband

NPORS Methodology

2022 NPORS

The next NPORS is scheduled to field summer of 2022. Data release is scheduled for fall of 2022

2021 NPORS

Questionnaire (paper version)

Questionnaire (online version)

Methodology report

To download the dataset, click on the “Datasets” tab above and then select “Methodology”

2020 NPORS

Questionnaire (paper version)

Questionnaire (online version)

Methodology report

To download the dataset, click on the “Datasets” tab above and then select “Methodology”