Oak Grove, Starke County, Indiana

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

{{Infobox settlement

|official_name = Oak Grove

|settlement_type = Unincorporated community

|nickname =

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|pushpin_map = Indiana#USA

|subdivision_type = Country

|subdivision_name = United States

|subdivision_type1 = State

|subdivision_name1 = Indiana

|subdivision_type2 = County

|subdivision_name2 = Starke

|subdivision_type3 = Township

|subdivision_name3 = Washington

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|timezone = Central (CST)

|utc_offset = -6

|timezone_DST = CDT

|utc_offset_DST = -5

|elevation_footnotes =

|elevation_ft = 738

|coordinates = {{coord|41|17|16|N|86|29|10|W|region:US-IN|display=inline,title}}

|postal_code_type = ZIP code

|postal_code = 46511

|area_code = 574

|blank_name = GNIS feature ID

|blank_info = 440400{{GNIS|440400}}

|website =

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}}

Oak Grove is an unincorporated community in Washington Township, Starke County, in the U.S. state of Indiana.