| Immanuel Congregational Church | |
| Location: | 461 Decatur St., Brooklyn, New York |
| Coordinates: | 40.6825°N -73.925°W |
| Built: | 1898 |
| Architect: | Hedman, Axel S. |
| Architecture: | Late 19th And 20th Century Revivals, Renaissance |
| Added: | June 7, 2006 |
| Area: | less than one acre |
| Refnum: | 06000479 |
Immanuel Congregational Church, also known as St. Mark's Congregational Church and known since 1945 as Union Baptist Church, is a historic Congregational church at 461 Decatur Street in Bedford-Stuyvesant, Brooklyn, New York, New York. It was built in 1898 and is a two-story masonry building in the Neo-Renaissance style. The front facade is faced in yellow Roman brick. It measures approximately 90 feet wide and 100 feet deep.[1]
It was listed on the National Register of Historic Places in 2006.