Editing Johnson County, Indiana

{{short description|County in Indiana, United States}}
{{Use mdy dates|date=April 2024}}
{{Infobox U.S. county
 | county               = Johnson County 
 | state                = Indiana 
 | seal                 = 
 | founded              = 1823 
 | seat wl              = Franklin 
 | largest city wl      = Greenwood
 | area_total_sq_mi     = 321.79 
 | area_land_sq_mi      = 320.43 
 | area_water_sq_mi     = 1.36 
 | area percentage      = 0.42% 
 | census yr            = 2020
 | pop                  = 161765
 | pop_est_as_of        = 2023
 | population_est       = 167819 {{gain}}
 | density_sq_mi        = auto 
 | web                  = www.co.johnson.in.us 
 | ex image             = Johnson Indiana courthouse.jpg
 | ex image cap         = Johnson County courthouse in Franklin, Indiana
 | ex image size        = 250px
 | district             = 6th
 | footnotes            = Indiana county number 41
 | time zone            = Eastern
}}

'''Johnson County''' is a [[County (United States)|county]] located in the [[U.S. state]] of [[Indiana]]. As of 2020, the population was 161,765.<ref name="census-quickfacts">{{cite web
 |url         = http://quickfacts.census.gov/qfd/states/18/18081.html
 |title       = Johnson County QuickFacts
 |access-date  = September 25, 2011
 |publisher   = [[United States Census Bureau]]
 |url-status     = dead
 |archive-url  = https://web.archive.org/web/20110607083216/http://quickfacts.census.gov/qfd/states/18/18081.html
 |archive-date = June 7, 2011
}}</ref>  The [[county seat]] is [[Franklin, Indiana|Franklin]].<ref name="GR6">{{cite web|url=http://www.naco.org/Counties/Pages/FindACounty.aspx |access-date=June 7, 2011 |title=Find a County |publisher=National Association of Counties |url-status=dead |archive-url=https://web.archive.org/web/20150509170006/http://www.naco.org/Counties/Pages/FindACounty.aspx |archive-date=May 9, 2015 }}</ref> Johnson County is included in the [[Indianapolis]]-[[Carmel, Indiana|Carmel]]-[[Anderson, Indiana|Anderson]], IN [[Indianapolis metropolitan area|Metropolitan Statistical Area]].

==Transportation==
===Transit===
* [[Access Johnson County]]

===Major highways===
* [[File:I-65.svg|25px]] [[Interstate 65 in Indiana|Interstate 65]]
* [[File:I-69.svg|25px]] [[Interstate 69 in Indiana|Interstate 69]]
* [[File:US 31.svg|25px]] [[U.S. Route 31 in Indiana|U.S. Route 31]]
* [[File:indiana 44.svg|25px]] [[Indiana State Road 44|State Road 44]]
* [[File:indiana 135.svg|25px]] [[Indiana State Road 135|State Road 135]]
* [[File:indiana 144.svg|25px]] [[Indiana State Road 144|State Road 144]]
* [[File:indiana 252.svg|25px]] [[Indiana State Road 252|State Road 252]]

===Airport===
* KHFY - [[Greenwood Municipal Airport]]
* 3FK - [[Franklin Flying Field]]

==Geography==
According to the 2010 census, the county has a total area of {{convert|321.79|sqmi}}, of which {{convert|320.43|sqmi}} (or 99.58%) is land and {{convert|1.36|sqmi}} (or 0.42%) is water.<ref name="census-density"/>

===Adjacent counties===
* [[Marion County, Indiana|Marion County]]  (north)
* [[Shelby County, Indiana|Shelby County]]  (east)
* [[Bartholomew County, Indiana|Bartholomew County]]  (southeast)
* [[Brown County, Indiana|Brown County]] (southwest)
* [[Morgan County, Indiana|Morgan County]] (west)

==History==
Johnson County was formed in 1823. It was named for John Johnson, a Justice of the [[Indiana Supreme Court]].<ref>{{cite book | url=https://archive.org/details/bub_gb_9V1IAAAAMAAJ | title=The Origin of Certain Place Names in the United States | publisher=Govt. Print. Off. | author=Gannett, Henry | year=1905 | pages=[https://archive.org/details/bub_gb_9V1IAAAAMAAJ/page/n168 169]}}</ref> This is probably John Johnson of [[Knox County, Indiana|Knox County]], delegate to the State constitutional convention, appointed to the Supreme Court in 1816.

==Cities and towns==
* [[Bargersville, Indiana|Bargersville]]
* [[Edinburgh, Indiana|Edinburgh]]
* [[Franklin, Indiana|Franklin]]
* [[Greenwood, Indiana|Greenwood]]
* [[New Whiteland, Indiana|New Whiteland]]
* [[Princes Lakes, Indiana|Princes Lakes]]
* [[Trafalgar, Indiana|Trafalgar]]
* [[Whiteland, Indiana|Whiteland]]

===Extinct===
* Farwest

==Townships==
* [[Blue River Township, Johnson County, Indiana|Blue River]]
* [[Clark Township, Johnson County, Indiana|Clark]]
* [[Franklin Township, Johnson County, Indiana|Franklin]]-[[Union Township, Johnson County, Indiana|Union]]-[[Needham Township, Johnson County, Indiana|Needham]], which merged in January 2022<ref>{{cite web | url=https://dailyjournal.net/2022/02/05/franklin-union-needham-townships-merged-ready-to-serve/ | title=Franklin, Union, Needham townships merged, ready to serve | date=February 5, 2022 }}</ref>
* [[Hensley Township, Johnson County, Indiana|Hensley]]
* [[Nineveh Township, Johnson County, Indiana|Nineveh]]
* [[Pleasant Township, Johnson County, Indiana|Pleasant]]
* [[White River Township, Johnson County, Indiana|White River]]

The south end of the county is also home to the [[Camp Atterbury]] military installation.

== Climate and weather ==
{{climate chart
|[[Franklin, Indiana]]
|21|36|3.12
|24|41|2.43
|34|52|3.69
|43|64|4.34
|54|73|4.75
|63|82|4.95
|66|86|4.42
|65|84|3.20
|57|78|3.14
|46|66|3.22
|35|52|3.45
|26|40|2.92
|float=right
|units=imperial
|clear=both
|source=The Weather Channel<ref name="weather">{{cite web
  |url=http://www.weather.com/weather/wxclimatology/monthly/graph/USIN0220
  |title=Monthly Averages for Franklin, Indiana
  |access-date=January 27, 2011
  |publisher=The Weather Channel
}}</ref>}}
In recent years, average temperatures in Franklin have ranged from a low of {{convert|21|°F}} in January to a high of {{convert|86|°F}} in July, although a record low of {{convert|-22|°F}} was recorded in January 1985 and a record high of {{convert|104|°F}} was recorded in June 1988. Average monthly precipitation ranged from {{convert|2.05|in}} in January to {{convert|4.78|in}} in July.<ref name="weather"/> The coldest temperature ever recorded in Indiana was in the town of [[New Whiteland, Indiana]], on January 19, 1994, when the temperature reached {{convert|-36|°F}}.<ref>{{Cite web|url=http://www.ncdc.noaa.gov/extremes/scec/records|title = State Climate Extremes Committee (SCEC) &#124; Extremes &#124; National Centers for Environmental Information (NCEI)}}</ref>

==Government==
{{see also|Government of Indiana}}
The county government is a constitutional body, and is granted specific powers by the [[Constitution of Indiana]], and by the [[Indiana Code]].

'''County Council:''' The county council is the legislative branch of the county government and controls all the spending and revenue collection in the county. Representatives are elected from county districts. The council members serve four-year terms. They are responsible for setting salaries, the annual budget, and special spending. The council also has limited authority to impose local taxes, in the form of an income and property tax that is subject to state level approval, excise taxes, and service taxes.<ref name = inc3623>{{cite web|author=Indiana Code|author-link=Indiana Code|url=http://www.in.gov/legislative/ic/code/title36/ar2/ch3.html |title=Title 36, Article 2, Section 3|access-date=September 16, 2008|publisher=IN.gov}}</ref><ref name = inc2102>{{cite web|author= Indiana Code|author-link= Indiana Code|url= http://www.in.gov/legislative/ic/code/title3/ar10/ch2.pdf |title= Title 2, Article 10, Section 2 |access-date=September 16, 2008|publisher=IN.gov}}</ref>

'''Board of Commissioners:''' The executive body of the county is made of a board of commissioners. The commissioners are elected county-wide, in staggered terms, and each serves a four-year term. One of the commissioners, typically the most senior, serves as president. The commissioners are charged with executing the acts legislated by the council, collecting revenue, and managing the day-to-day functions of the county government.<ref name = inc3623/><ref name = inc2102/>

'''Courts:''' The county maintains a Circuit Court can handle all types of cases, unless a particular case type is specifically reserved to another court.<ref>{{cite web |url=http://www.in.gov/judiciary/2674.htm |title=courts.IN.gov: Indiana Trial Courts: Types of Courts |website=www.in.gov |url-status=dead |archive-url=https://web.archive.org/web/20120616225145/http://www.in.gov/judiciary/2674.htm |archive-date=June 16, 2012}}</ref> The county also maintains three Superior Courts that also handle all types of cases, and also handle the small claims and juvenile cases. The judges on each of the courts is elected to a term of four years and must be a member of the Indiana Bar Association.<ref name = inc2102/>

'''County Officials:''' The county has several other elected offices that are mandated by the Indiana Constitution. These include [[sheriff]], [[coroner]], [[assessor (property)|assessor]], [[auditor]], [[Recorder of deeds|recorder]], [[Surveying|surveyor]], and circuit [[court clerk]] Each of these elected officers serves terms of four years and oversee different parts of the county government. Members elected to county government positions are required to declare [[political party|party]] affiliations and to be residents of the county.<ref name = inc2102/>

Johnson County is part of Indiana's [[Indiana's 9th congressional district]]; [[Indiana Senate]] districts 36, 37, and 41;<ref>{{cite web
  |url=https://www.in.gov/sos/elections/files/Senate_Districts__-_Adopted_2011.pdf
  |title=Indiana Senate Districts
  |publisher=State of Indiana
  |access-date=April 30, 2018
}}</ref> and [[Indiana House of Representatives]] districts 47, 58, 65, and 93.<ref>{{cite web
  |url=https://www.in.gov/sos/elections/files/20151013%20State%20House%20Map.pdf
  |title=Indiana House Districts
  |publisher=State of Indiana
  |access-date=April 30, 2018
}}</ref>

{{PresHead|place=Johnson County, Indiana|source=<ref>{{Cite web|url=http://uselectionatlas.org/RESULTS|title=Dave Leip's Atlas of U.S. Presidential Elections|last=Leip|first=David|website=uselectionatlas.org|access-date=May 17, 2018}}</ref>}}
<!-- PresRow should be {{PresRow|Year|Winning party|GOP vote #|Dem vote #|3rd party vote #|State}} -->
{{PresRow|2024|Republican|51,588|24,880|1,591|Indiana}}
{{PresRow|2020|Republican|51,219|24,736|1,847|Indiana}}
{{PresRow|2016|Republican|45,456|17,318|4,373|Indiana}}
{{PresRow|2012|Republican|39,513|17,260|1,319|Indiana}}
{{PresRow|2008|Republican|36,487|21,553|746|Indiana}}
{{PresRow|2004|Republican|37,765|13,109|381|Indiana}}
{{PresRow|2000|Republican|29,404|11,952|928|Indiana}}
{{PresRow|1996|Republican|23,733|11,278|4,248|Indiana}}
{{PresRow|1992|Republican|20,353|8,712|8,373|Indiana}}
{{PresRow|1988|Republican|24,654|9,001|123|Indiana}}
{{PresRow|1984|Republican|23,482|7,715|171|Indiana}}
{{PresRow|1980|Republican|20,018|8,445|1,711|Indiana}}
{{PresRow|1976|Republican|16,414|10,075|260|Indiana}}
{{PresRow|1972|Republican|17,537|5,067|120|Indiana}}
{{PresRow|1968|Republican|12,089|5,946|3,076|Indiana}}
{{PresRow|1964|Republican|10,472|10,099|92|Indiana}}
{{PresRow|1960|Republican|12,426|7,400|93|Indiana}}
{{PresRow|1956|Republican|10,125|6,125|41|Indiana}}
{{PresRow|1952|Republican|9,119|5,909|54|Indiana}}
{{PresRow|1948|Democratic|6,151|6,216|87|Indiana}}
{{PresRow|1944|Republican|6,194|5,426|53|Indiana}}
{{PresRow|1940|Republican|6,451|6,350|56|Indiana}}
{{PresRow|1936|Democratic|5,315|6,934|80|Indiana}}
{{PresRow|1932|Democratic|4,593|6,940|185|Indiana}}
{{PresRow|1928|Republican|5,513|4,548|91|Indiana}}
{{PresRow|1924|Republican|4,954|4,699|104|Indiana}}
{{PresRow|1920|Democratic|4,863|5,452|407|Indiana}}
{{PresRow|1916|Democratic|2,428|3,108|201|Indiana}}
{{PresRow|1912|Democratic|924|2,890|1,681|Indiana}}
{{PresRow|1908|Democratic|2,519|3,268|205|Indiana}}
{{PresRow|1904|Democratic|2,574|2,882|336|Indiana}}
{{PresRow|1900|Democratic|2,367|3,088|188|Indiana}}
{{PresRow|1896|Democratic|2,288|3,083|87|Indiana}}
{{PresRow|1892|Democratic|2,093|2,606|400|Indiana}}
{{PresFoot|1888|Democratic|2,168|2,594|228|Indiana}}

==Demographics==
{{US Census population
|1830= 4019
|1840= 9352
|1850= 12101
|1860= 14854
|1870= 18366
|1880= 19537
|1890= 19561
|1900= 20223
|1910= 20394
|1920= 20739
|1930= 21706
|1940= 22493
|1950= 26183
|1960= 43704
|1970= 61138
|1980= 77240
|1990= 88109
|2000= 115209
|2010= 139654
|2020= 161765
|estyear=2023
|estimate=167819
|estref=<ref name="USCensusEst2023">{{cite web|url=https://www.census.gov/programs-surveys/popest/data/tables.html|title=Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2023|publisher=United States Census Bureau|access-date=April 2, 2024}}</ref>
|align-fn=center
|footnote=U.S. Decennial Census<ref>{{cite web|url=https://www.census.gov/programs-surveys/decennial-census.html|title=U.S. Decennial Census|publisher=United States Census Bureau|access-date=July 10, 2014}}</ref><br />1790–1960<ref>{{cite web|url=http://mapserver.lib.virginia.edu|title=Historical Census Browser|publisher=University of Virginia Library|access-date=July 10, 2014}}</ref> 1900–1990<ref>{{cite web|url=https://www.census.gov/population/cencounts/in190090.txt|title=Population of Counties by Decennial Census: 1900 to 1990|publisher=United States Census Bureau|access-date=July 10, 2014}}</ref><br />1990–2000<ref>{{cite web|url=https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf|title=Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000|publisher=United States Census Bureau|access-date=July 10, 2014}}</ref> 2010–2020<ref name="census-quickfacts"/>
}}

As of the [[2010 United States census]], there were 139,654&nbsp;people, 52,242&nbsp;households, and 37,711&nbsp;families residing in the county.<ref name="census-dp1">{{cite web
  |url=http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_DP/DPDP1/0500000US18081
  |title=DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data
  |access-date=July 10, 2015
  |publisher=[[United States Census Bureau]]
  |archive-url=https://archive.today/20200213031426/http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_DP/DPDP1/0500000US18081
  |archive-date=February 13, 2020
  |url-status=dead
  }}</ref> The population density was {{convert|435.8|PD/sqmi}}. There were 56,649 housing units at an average density of {{convert|176.8|/sqmi}}.<ref name="census-density">{{cite web
  |url=http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_SF1/GCTPH1.CY10/0500000US18081
  |access-date=July 10, 2015
  |title=Population, Housing Units, Area, and Density: 2010 - County
  |publisher=[[United States Census Bureau]]
  |archive-url=https://archive.today/20200212202538/http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_SF1/GCTPH1.CY10/0500000US18081
  |archive-date=February 12, 2020
  |url-status=dead
  }}</ref> The racial makeup of the county was 93.9% white, 2.0% Asian, 1.1% black or African American, 0.2% American Indian, 1.2% from other races, and 1.5% from two or more races. Those of Hispanic or Latino origin made up 3.1% of the population.<ref name="census-dp1"/> In terms of ancestry, 28.1% were [[Germans|German]], 15.7% were [[Irish people|Irish]], 11.5% were [[English people|English]], and 10.3% were [[Americans|American]].<ref name="census-dp2">{{cite web
  |url=http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP02/0400000US18%7c0500000US18081
  |title=DP02 Selected Social Characteristics in the United States – 2006-2010 American Community Survey 5-Year Estimates
  |access-date=July 10, 2015
  |publisher=[[United States Census Bureau]]
  |archive-url=https://archive.today/20200214003158/http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP02/0400000US18%7C0500000US18081
  |archive-date=February 14, 2020
  |url-status=dead
  }}</ref>

Of the 52,242&nbsp;households, 37.1% had children under the age of 18 living with them, 57.3% were married couples living together, 10.2% had a female householder with no husband present, 27.8% were non-families, and 22.6% of all households were made up of individuals. The average household size was 2.63 and the average family size was 3.09. The median age was 36.8 years.<ref name="census-dp1"/>

The median income for a household in the county was $47,697 and the median income for a family was $72,723. Males had a median income of $52,107 versus $36,029 for females. The per capita income for the county was $28,224. About 5.9% of families and 8.1% of the population were below the [[poverty line]], including 11.1% of those under age 18 and 4.8% of those age 65 or over.<ref name="census-dp3">{{cite web
  |url=http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP03/0400000US18%7c0500000US18081
  |title=DP03 selected economic characteristics – 2006-2010 American Community Survey 5-Year Estimates
  |access-date=July 10, 2015
  |publisher=[[United States Census Bureau]]
  |archive-url=https://archive.today/20200214003038/http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP03/0400000US18%7C0500000US18081
  |archive-date=February 14, 2020
  |url-status=dead
  }}</ref>

==Education==
School districts include:<ref>{{cite web|url=https://www2.census.gov/geo/maps/DC2020/PL20/st18_in/schooldistrict_maps/c18081_johnson/DC20SD_C18081.pdf|title=2020 CENSUS - SCHOOL DISTRICT REFERENCE MAP: Johnson County, IN|publisher=[[U.S. Census Bureau]]|access-date=2024-10-22}} - [https://www2.census.gov/geo/maps/DC2020/PL20/st18_in/schooldistrict_maps/c18081_johnson/DC20SD_C18081_SD2MS.txt Text list]</ref>
* [[Center Grove Community School Corporation]]
* [[Clark-Pleasant Community School Corporation]]
* [[Edinburgh Community School Corporation]]
* [[Franklin Community School Corporation]]
* [[Greenwood Community School Corporation]]
* [[Nineveh-Hensley-Jackson United School Corporation]]

==See also==
* ''[[Daily Journal (Franklin)|Daily Journal]]'' - local daily newspaper
* [[National Register of Historic Places listings in Johnson County, Indiana]]

==References==
{{Reflist|30em}}

==External links==
{{Commons category}}
* [https://web.archive.org/web/20051104002528/http://www.statelib.lib.in.us/www/ihb/resources/convmembers1816.html Delegates to the 1816 Constitutional Convention]
* [http://www.co.johnson.in.us Johnson County Government site]

{{Geographic Location
|Centre    = Johnson County, Indiana
|North     = [[Marion County, Indiana|Marion County]]
|Northeast =
|East      = [[Shelby County, Indiana|Shelby County]]
|Southeast = [[Bartholomew County, Indiana|Bartholomew County]]
|South     =
|Southwest = [[Brown County, Indiana|Brown County]]
|West      = [[Morgan County, Indiana|Morgan County]]
|Northwest =
}}
{{Johnson County, Indiana}}
{{Indianapolis Metro}}
{{Indiana}}

{{Coord|39.49|-86.10|display=title|type:adm2nd_region:US-IN_source:UScensus1990}}

{{Authority control}}

[[Category:Johnson County, Indiana| ]]
[[Category:Indiana counties]]
[[Category:1823 establishments in Indiana]]
[[Category:Populated places established in 1823]]
[[Category:Indianapolis metropolitan area]]