This repository contains statistics about American religion drawn from historical sources. For links to the sources and work in progress, see this page in my research wiki.

If you use data or analysis from this project, please provide a proper citation. The following format is suggested:

Mullen, Lincoln A. Historical Statistics of Religion in America. Dataset and source code. 2013–. http://github.com/lmullen/religious-statistics.

You should also cite the sources from which this data is drawn.

Each directory in this project contains data from a different source. The directories are named after the source, prefixed as appropriate with the name of the denomination or group that the data describes. See the README inside each directory for descriptions of the data and citations to the sources.

Contributions of data are more than welcome. Just send me a pull request or e-mail me the data.

The scripts in this repository are all available for use under the MIT license (see file LICENSE). The data may or not have been gathered by me. In many cases it is my transcription of historical documents or other sources. I only include it in this repository if I think doing so is within fair use or I have permission. Please see the citations in each directory.