Kate Annette Wetherill Estate

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

{{Use American English|date=January 2025}}

{{Use mdy dates|date=August 2023}}

{{Infobox NRHP

| name = Kate Annette Wetherill Estate

| nrhp_type = hd

| nocat = yes

| image = Arial_View_of_15_Waterfront_Acres_Located_in_Head_of_the_Harbor,_Smithtown,_Stanford_Whites_"Wetherill_Mansion"_Octagonal_Home_Design.JPG

| caption = Aerial view of the Kate Annette Wetherill Estate at the entrance to Stony Brook Harbor in Head of the Harbor, New York.

| location = Harbor Hill Rd., S side, Head of the Harbor, New York

| coordinates = {{coord|40|53|32|N|73|10|11|W|display=inline,title}}

| locmapin = New York#USA

| built = 1895

| architect = White, Stanford

| architecture = Colonial Revival

| added = August 09, 1993

| area = {{convert|26.8|acre}}

| mpsub = {{NRHP url|id=64500468|title=Stony Brook Harbor Estates MPS}}

| refnum = 93000708{{NRISref|2009a}}

}}

Kate Annette Wetherill Estate is a national historic district located at Head of the Harbor in Suffolk County, New York. The district encompasses an estate with three contributing buildings, two contributing sites, and two contributing structures. The estate house was designed by Stanford White in 1895 in the Colonial Revival style The main block of the house is two stories with a full attic formed of facade gables corresponding to an octagonal form. A large {{frac|2|1|2}}-story, gable-roofed service wing projects to the east. Also on the property is a pump house, rose garden, stone entrance piers with iron gate, carriage barn, and superintendent's cottage.{{cite web|url=http://www.oprhp.state.ny.us/hpimaging/hp_view.asp?GroupView=8712|title=National Register of Historic Places Registration: Kate Annette Wetherill Estate|date=July 1992|accessdate=2010-02-20 |author=Kathleen LaFrank|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=8726|title=Accompanying four photos}}

It was added to the National Register of Historic Places in 1993.