Editing St. Marys, Iowa

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

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|image_skyline            = 
|imagesize                = 
|image_caption            = 
|image_flag               = 
|image_seal               =

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|image_map = Warren_County_Iowa_Incorporated_and_Unincorporated_areas_St._Marys_Highlighted.svg
|mapsize                  = 250px
|map_caption              = Location of St. Marys, Iowa
|image_map1               = 
|mapsize1                 = 
|map_caption1             =

<!-- 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        = [[Warren County, Iowa|Warren]]
|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_magnitude           = 
|area_total_km2           = 0.37
|area_land_km2            = 0.37
|area_water_km2           = 0.00
|area_total_sq_mi         = 0.14
|area_land_sq_mi          = 0.14
|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         = 108
|population_density_km2   = 295.33
|population_density_sq_mi = 765.96
|timezone                 = [[North American Central Time Zone|Central (CST)]]
|utc_offset               = -6
|timezone_DST             = CDT
|utc_offset_DST           = -5
|elevation_footnotes      = <ref name=gnis/>
|elevation_ft             = 1037
|coordinates              = {{coord|41|18|28|N|93|44|02|W|region:US-IA|display=inline,title}}
|postal_code_type         = 
|postal_code              = 
|area_code                = 
|blank_name               = [[Federal Information Processing Standard|FIPS code]]
|blank_info               = 19-70095
|blank1_name              = [[Geographic Names Information System|GNIS]] feature ID
|blank1_info              = 2396506<ref name=gnis>{{GNIS|2396506}}</ref>
|website                  = 
|footnotes                = 
|pop_est_footnotes = 
}}
'''St. Marys''' or '''Saint Marys'''<ref name=gnis/> is a city in [[Warren County, Iowa|Warren County]], [[Iowa]], United States. The population was 108 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>

St. Marys is part of the [[Des Moines, Iowa|Des Moines]]&ndash;[[West Des Moines, Iowa|West Des Moines]] [[Des Moines metropolitan area|Metropolitan Statistical Area]].

==History==
St. Marys (originally spelled St. Mary's with the apostrophe ''s'') was laid out about 1870.<ref>{{cite book | url=https://books.google.com/books?id=y1M0AQAAMAAJ&pg=PA505 | title=The History of Warren County, Iowa: Containing a History of the County, Its Cities, Towns, &c, Volume 1 | publisher=Higginson Book Company | year=1879 | pages=505}}</ref><ref>{{cite book | url=https://archive.org/details/bub_gb_Z1A0AQAAMAAJ | title=History of Warren County, Iowa: From Its Earliest Settlement to 1908 | publisher=S.J. Clarke Publishing Company | year=1908 | pages=[https://archive.org/details/bub_gb_Z1A0AQAAMAAJ/page/n288 312]}}</ref>

==Geography==
According to the [[United States Census Bureau]], the city has a total area of {{convert|0.14|sqmi|sqkm|2}}, all of it land.<ref name="Gazetteer files">{{cite web|title=US Gazetteer files 2010|url=https://www.census.gov/geo/www/gazetteer/files/Gaz_places_national.txt|publisher=[[United States Census Bureau]]|access-date=2012-05-11|url-status=dead|archive-url=https://web.archive.org/web/20120125061959/http://www.census.gov/geo/www/gazetteer/files/Gaz_places_national.txt|archive-date=2012-01-25}}</ref>

==Demographics==
{{Historical populations
|title= Historical populations
|type= USA
|align= left
|1880|35
|1930|89
|1940|84
|1950|89
|1960|94
|1970|105
|1980|111
|1990|113
|2000|134
|2010|127
|2020|108
|source={{center|U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/programs-surveys/decennial-census.html|title=Census of Population and Housing|publisher=Census.gov|accessdate=June 4, 2015}}</ref><ref name=cen2020/>}}|footnote=Source:{{cite web|url=https://www.census.gov|publisher=[[United States Census Bureau]]|title=U.S. Census website|access-date=2020-03-29}} and [http://data.iowadatacenter.org/datatables/PlacesAll/plpopulation18502000.pdf Iowa Data Center]
}}

===2020 census===
As of the [[United States census|census]] of 2020,<ref>{{cite web |title=2020 Census |url=https://www.census.gov/programs-surveys/decennial-census/decade/2020/2020-census-main.html |publisher=United States Census Bureau}}</ref> there were 108 people, 44 households, and 36 families residing in the city. The [[population density]] was 767.4 inhabitants per square mile (296.3/km<sup>2</sup>). There were 45 housing units at an average density of 319.8 per square mile (123.5/km<sup>2</sup>). The [[Race and ethnicity in the United States census|racial]] makeup of the city was 96.3% [[White Americans|White]], 0.0% [[African Americans|Black or African American]], 0.0% [[Native Americans in the United States|Native American]], 0.0% [[Asian Americans|Asian]], 0.0% [[Pacific Islander Americans|Pacific Islander]], 0.0% from other races and 3.7% from two or more races. [[Hispanic and Latino Americans|Hispanic or Latino]] persons of any race comprised 2.8% of the population.

Of the 44 households, 43.2% of which had children under the age of 18 living with them, 47.7% were [[Marriage|married couples]] living together, 9.1% were cohabitating couples, 15.9% had a female householder with no spouse or partner present and 27.3% had a male householder with no spouse or partner present. 18.2% of all households were non-families. 13.6% of all households were made up of individuals, 2.3% had someone living alone who was 65 years old or older.

The median age in the city was 37.5 years. 21.3% of the residents were under the age of 20; 7.4% were between the ages of 20 and 24; 25.0% were from 25 and 44; 25.9% were from 45 and 64; and 20.4% were 65 years of age or older. The gender makeup of the city was 46.3% male and 53.7% female.

===2010 census===
At the [[2010 United States Census|2010 census]] there were 127 people in 42 households, including 34 families, in the city. The population density was {{convert|907.1|PD/sqmi|PD/km2|1}}. There were 46 housing units at an average density of {{convert|328.6|/sqmi|/km2|1}}. The [[Race and ethnicity in the United States Census#2010 census|racial makup]] of the city was 99.2% White and 0.8% from two or more races. Hispanic or Latino of any race were 1.6%.<ref name ="wwwcensusgov">{{cite web|title=U.S. Census website|url=https://www.census.gov|publisher=[[United States Census Bureau]]|accessdate=2012-05-11}}</ref>

Of the 42 households 50.0% had children under the age of 18 living with them, 59.5% were married couples living together, 19.0% had a female householder with no husband present, 2.4% had a male householder with no wife present, and 19.0% were non-families. 16.7% of households were one person and 11.9% were one person aged 65 or older. The average household size was 3.02 and the average family size was 3.35.

The median age was 37.6 years. 35.4% of residents were under the age of 18; 6.4% were between the ages of 18 and 24; 21.3% were from 25 to 44; 29.2% were from 45 to 64; and 7.9% were 65 or older. The gender makeup of the city was 44.1% male and 55.9% female.

===2000 census===
At the [[2000 United States Census|2000 census]] there were 134 people in 49 households, including 36 families, in the city. The population density was {{convert|968.3|PD/sqmi|PD/km2|sp=us|adj=off}}. There were 49 housing units at an average density of {{convert|354.1|/sqmi|/km2|sp=us|adj=off}}.  The [[Race and ethnicity in the United States Census#2000 census|racial makup]] of the city was 100.00% White. Hispanic or Latino of any race were 1.49%.<ref name="GR2">{{cite web|url=https://www.census.gov|publisher=[[United States Census Bureau]]|accessdate=2008-01-31|title=U.S. Census website}}</ref>

Of the 49 households 46.9% had children under the age of 18 living with them, 61.2% were married couples living together, 8.2% had a female householder with no husband present, and 26.5% were non-families. 24.5% of households were one person and 10.2% were one person aged 65 or older. The average household size was 2.73 and the average family size was 3.31.

The age distribution was 34.3% under the age of 18, 7.5% from 18 to 24, 32.1% from 25 to 44, 17.2% from 45 to 64, and 9.0% 65 or older. The median age was 36 years. For every 100 females, there were 94.2 males. For every 100 females age 18 and over, there were 91.3 males.

The median household income was $38,750 and the median family income  was $49,500. Males had a median income of $28,929 versus $25,313 for females. The per capita income for the city was $16,747. None of the population and none of the families were below the [[poverty line]].

==References==

<references />

{{Warren County, Iowa}}

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{{DEFAULTSORT:Saint Marys, Iowa}}
[[Category:Cities in Warren County, Iowa]]
[[Category:Cities in Iowa]]
[[Category:Des Moines metropolitan area]]
[[Category:1870 establishments in Iowa]]
[[Category:Populated places established in 1870]]