Sibley Triangle Building

{{short description|Historic commercial building in New York, United States}}

{{Use mdy dates|date=January 2025}}

{{Infobox NRHP

| name = Sibley Triangle Building

| nrhp_type =

| image = Sibley Triangle Building.jpg

| caption = Sibley Triangle Building, October 2012

| location = 20-30 East Ave., Rochester, New York

| coordinates = {{coord|43|9|26|N|77|36|15|W|region:US_type:landmark|display=inline,title}}

| locmapin = New York#USA

| built = 1897

| architect = Warner, J. Foster; Finucane, T.W.

| architecture = Late 19th And 20th Century Revivals, Italian Renaissance

| added = October 04, 1985

| area = less than one acre

| mpsub = {{NRHP url|id=64000563|title=Inner Loop MRA}}

| refnum = 85002849{{NRISref|2009a}}

}}

Sibley Triangle Building is a historic commercial building located at Rochester in Monroe County, New York. It is a five-story, triangular, flat-iron shaped, brick commercial building with Indiana limestone and marble trim on the first two stories. It was built in 1897 and is a distinguished example of eclectic Italian Renaissance style architecture. It was designed by noted Rochester architect J. Foster Warner and built for Hiram W. Sibley, a son of Hiram Sibley.{{cite web|url=http://www.oprhp.state.ny.us/hpimaging/hp_view.asp?GroupView=100800|title=National Register of Historic Places Registration: Sibley Triangle Building|date=August 1985|accessdate=2009-11-01 |author=Ted Bartlett|publisher=New York State Office of Parks, Recreation and Historic Preservation}} See also: {{cite web|url=http://www.oprhp.state.ny.us/hpimaging/hp_view.asp?GroupView=4029|title=Accompanying two photos}}

It was listed on the National Register of Historic Places in 1985.