Hack Flats

{{short description|Mountain in New York, United States}}

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

{{Infobox mountain

| name = Hack Flats

| photo =

| photo_caption =

| elevation = {{convert|3150|ft}}

| elevation_ref =

| listing =

| location = Grand Gorge, New York, U.S.

| range =

| coordinates = {{coord|42|17|03|N|74|31|55|W|type:mountain_region:US-NY_scale:100000_source:GNIS|format=dms|display=inline,title}}

| range_coordinates =

| coordinates_ref ={{cite gnis

| id = 951969

| name = Hack Flats

| accessdate = 2018-04-05 }}

| topo = USGS Roxbury

| map = New York#USA

| map_caption = Location of Hack Flats within New York

| type =

| age =

| first_ascent =

| easiest_route =

}}

Hack Flats is a flat located in the Catskill Mountains of New York south-southwest of Grand Gorge. White Man Mountain is located west, Roundtop is located east-northeast, and Red Mountain is located southwest of Hack Flats.