Alto, Tennessee

{{Short description|Unincorporated community in Tennessee, U.S.}}

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

{{Infobox settlement

|name = Alto, Tennessee

|settlement_type = Unincorporated community

|image_skyline =

|imagesize =

|image_caption =

|image_flag =

|image_seal =

|pushpin_map = USA Tennessee

|pushpin_label = Alto

|pushpin_label_position = top

|pushpin_map_caption = Location within the state of Tennessee

|map_caption = Location within Franklin County

|subdivision_type = Country

|subdivision_name = United States

|subdivision_type1 = State

|subdivision_name1 = Tennessee

|subdivision_type2 = County

|subdivision_name2 = Franklin

|timezone = Central (CST)

|utc_offset = -6

|timezone_DST = CDT

|utc_offset_DST = -5

|elevation_ft = 1,017

|coordinates = {{coord|35|16|14.29|N|85|57|10.93|W|region:US_type:city|display=inline,title}}

|postal_code_type = ZIP Code

|postal_code = 37324

|area_code = 931

|blank1_name = GNIS feature ID

|blank1_info = 1304815

}}

Alto is an unincorporated community in Franklin County, Tennessee, United States. Its elevation is 1,017 feet (310 m).{{gnis|1304815}}, Geographic Names Information System, December 31, 1981 Alto is located near U.S. Route 64.{{Cite map |author=Tennessee Department of Transportation |author-link=Tennessee Department of Transportation |title=General Highway Map: Franklin County, Tennessee |url=http://www.tdot.state.tn.us/Maps/county/co26.pdf |year=1997 |format=PDF |archive-url=https://web.archive.org/web/20130412001619/http://www.tdot.state.tn.us/Maps/county/co26.pdf |archive-date=April 12, 2013}}

The Saint Margaret Mary Catholic Mission, a Gothic Revival chapel constructed in Alto in 1938, was listed on the National Register of Historic Places in 2017.{{Cite news |url=https://www.chattanoogan.com/2017/7/28/352163/3-Tennessee-Sites-Added-to-The-National.aspx |title=3 Tennessee Sites Added to The National Register Of Historic Places |date=July 28, 2017 |access-date=May 27, 2025 |work=The Chattanoogan}}