Editing Keystone, Iowa (section)

{{Use mdy dates|date=July 2023}}
{{Infobox settlement
|official_name            = Keystone, Iowa
|settlement_type          = [[City]]
|nickname                 = 
|motto                    =

<!-- Images -->
|image_skyline            = 
|image_caption            = 
|image_flag               = 
|image_seal               =

<!-- Maps -->
|image_map = Benton_County_Iowa_Incorporated_and_Unincorporated_areas_Keystone_Highlighted.svg
|mapsize                  = 250x200px
|map_caption              = Location of Keystone, Iowa

<!-- Location -->
|subdivision_type         = [[List of sovereign states|Country]]
|subdivision_name         = {{USA}}
|subdivision_type1        = [[U.S. state|State]]
|subdivision_name1        = {{flag|Iowa}}
|subdivision_type2        = [[List of counties in Iowa|County]]
|subdivision_name2        = [[Benton County, Iowa|Benton]]
|government_footnotes     = 
|government_type          = 
|leader_title             = 
|leader_name              = 
|leader_title1            = 
|leader_name1             = 
|established_title        = 
|established_date         =

<!-- Area -->
|unit_pref                = Imperial
|area_footnotes           = <ref name="CenPopGazetteer2020">{{cite web|title=2020 U.S. Gazetteer Files|url=https://www2.census.gov/geo/docs/maps-data/data/gazetteer/2020_Gazetteer/2020_gaz_place_19.txt|publisher=United States Census Bureau|accessdate=March 16, 2022}}</ref>
|area_total_km2           = 1.16
|area_land_km2            = 1.16
|area_water_km2           = 0.00
|area_total_sq_mi         = 0.45
|area_land_sq_mi          = 0.45
|area_water_sq_mi         = 0.00

<!-- Population -->
|population_as_of         = [[2020 United States census|2020]]
|population_est           = 
|pop_est_as_of            = 
|population_footnotes     = 
|population_total         = 599
|population_density_km2   = 516.05
|population_density_sq_mi = 1337.05
|timezone                 = [[North American Central Time Zone|Central (CST)]]
|utc_offset               = -6
|timezone_DST             = CDT
|utc_offset_DST           = -5
|elevation_footnotes      = 
|elevation_m              = 269
|elevation_ft             = 883
|coordinates              = {{coord|42|0|3|N|92|11|55|W|region:US-IA|display=inline,title}}
|postal_code_type         = [[ZIP code]]
|postal_code              = 52249
|area_code                = [[Area code 319|319]]
|blank_name               = [[Federal Information Processing Standard|FIPS code]]
|blank_info               = 19-41115
|blank1_name              = [[Geographic Names Information System|GNIS]] feature ID
|blank1_info              = 0458064
|website                  = 
|footnotes                = 
|pop_est_footnotes = 
}}
'''Keystone''' is a city in [[Benton County, Iowa|Benton County]], [[Iowa]], United States. The population was 599 at the time of the [[2020 United States census|2020 census]].<ref name=cen2020>{{cite web |title=2020 Census State Redistricting Data |url=https://www2.census.gov/programs-surveys/decennial/2020/data/01-Redistricting_File--PL_94-171/Iowa/ |website=census.gov |publisher=United states Census Bureau |access-date=12 August 2021}}</ref> It is part of the [[Cedar Rapids, Iowa|Cedar Rapids]] [[Cedar Rapids metropolitan area|Metropolitan Statistical Area]].