Year-by-Year (Click on a point to see data)
Membership Data [Download .csv Data]
| Year |  Clergy |
 Congregations |
 Members |
|---|---|---|---|
| 1937 | - | 24,000 | 3,796,645 |
| 1940 | - | 24,575 | 4,046,840 |
| 1942 | - | 24,575 | 3,911,612 |
| 1944 | - | 24,460 | 4,021,618 |
| 1946 | - | 24,460 | 4,122,315 |
| 1950 | 24,587 | 25,350 | 4,445,605 |
| 1951 | 23,601 | 25,350 | 4,467,779 |
| 1952 | - | 25,350 | 4,467,779 |
| 1953 | 27,005 | 24,415 | 4,526,847 |
| 1954 | 30,251 | 25,603 | 4,557,416 |
| 1958 | 27,500 | 26,000 | 5,500,000 |
| 1991 | - | 30,000 | 7,800,000 |
| 1992 | 32,832 | 33,000 | 8,200,000 |
| 2004 | - | 9,000 | 5,000,000 |
Notes
Year-by-YearData were taken from the National Council of Churches' Historic Archive CD and recent editions of the Yearbook of American and Canadian Churches. Denomination descriptions provided by Dr. J. Gordon Melton, Director, Institute for the Study of American Religion (ISAR). [More information on data sources]
