The Indianapolis metropolitan area is an 11-county metropolitan area in the U.S. state of Indiana. Its principal cities are Indianapolis, Carmel, Greenwood, and Anderson. Other primary cities with populations of more than 50,000 include Fishers, Noblesville, and Westfield. Located in Central Indiana, it is the largest metropolitan area entirely within Indiana and the seventh largest in the American Midwest.

There are two official metropolitan boundaries for the Indianapolis metro area: the Indianapolis–Carmel–Greenwood, IN Metropolitan Statistical Area (MSA) and the Indianapolis–Carmel–Muncie, IN Combined Statistical Area (CSA). The two regions are identical except for the addition of three metropolitan areas (Columbus, Kokomo, and Muncie) and six micropolitan statistical areas (Crawfordsville, Greencastle, Greensburg, Seymour, New Castle, and Peru) to the Indianapolis–Carmel–Muncie CSA that are not included in the Indianapolis–Carmel–Greenwood MSA. The population of the MSA was 2,111,040 and the population of the CSA was 2,457,286 as of the 2020 Census.

The Indianapolis metropolitan area is a major center for agribusiness, distribution and logistics, life sciences, manufacturing, and motorsports. In 2021, the gross domestic product of the Indianapolis metropolitan area was (USD) $162.1 billion, among the 30 largest metropolitan economies in the U.S. In 2023, the Indianapolis metropolitan area was home to three Fortune 500 companies and six Fortune 1000 companies. The metropolitan area is home to several higher education institutions, including Anderson University, Butler University, Franklin College, Indiana University Indianapolis, Purdue University in Indianapolis, Marian University, and the University of Indianapolis, among others. Ivy Tech Community College has several campuses throughout the region.

Indianapolis–Carmel–Greenwood, IN Metropolitan Statistical Area

In the 2020 Census, there were 2,111,040 people residing in the MSA. The racial demographics were 69.6% White, 15.0% Black or African-American, 0.4% American Indian or Alaska Native, 3.9% Asian, 4.5% Other and 6.6% Two or More Races. 8.4% of the population were Hispanic or Latino.

Counties CountySeat2025 estimate2020 CensusChangeAreaDensityMarionIndianapolisHamiltonNoblesvilleHendricksDanvilleJohnsonFranklinMadisonAndersonHancockGreenfieldBooneLebanonMorganMartinsvilleShelbyShelbyvilleBrownNashvilleTiptonTiptonTotal Municipalities with more than 100,000 inhabitants Indianapolis – Pop: 887,642 (2020) Fishers – Pop: 101,171 (2021) Carmel – Pop: 100,777 (2021)

Municipalities with 50,000 to 100,000 inhabitants

Noblesville – Pop: 70,926 (2021) Greenwood – Pop: 64,918 (2021) Anderson – Pop: 55,130 Westfield – Pop: 50,630 (2021)

Municipalities with 10,000 to 50,000 inhabitants

Lawrence – Pop: 47,866 Plainfield – Pop: 35,592 (2021) Zionsville – Pop: 31,702 (2021) Brownsburg – Pop: 30,068 (2021) Franklin – Pop: 25,437 (2021) Greenfield – Pop: 24,009 (2021) Avon – Pop: 22,860 (2021) Shelbyville – Pop: 19,048 Lebanon – Pop: 16,840 (2021) Beech Grove – Pop: 14,740 Speedway – Pop: 12,102 Martinsville – Pop: 11,669 Whitestown – Pop: 11,093 (2021) Danville – Pop: 10,758 (2021) Bargersville – Pop: 10,239 (2021)

Municipalities with 1,000 to 10,000 inhabitants

Mooresville – Pop: 9,576 McCordsville – Pop: 9,524 (2021) Elwood – Pop: 8,480 Cumberland – Pop: 6,182 (2021) New Whiteland – Pop: 5,593 (2021) Tipton – Pop: 5,275 (2020) Alexandria – Pop: 5,067 Cicero – Pop: 4,891 Edinburgh – Pop: 4,533 Whiteland – Pop: 4,303 Pendleton – Pop: 4,212 Fortville – Pop: 3,953 Pittsboro – Pop: 3,188 Sheridan – Pop: 2,893 Chesterfield – Pop: 2,504 Ingalls – Pop: 2,390 New Palestine – Pop: 2,105 Lapel – Pop: 2,051 Edgewood – Pop: 1,885 Frankton – Pop: 1,831 Southport – Pop: 1,753 Arcadia – Pop: 1,680 Meridian Hills – Pop: 1,673 Brooklyn – Pop: 1,604 Warren Park – Pop: 1,531 Thorntown – Pop: 1,484 Clermont – Pop: 1,402 Monrovia – Pop: 1,354 Morristown – Pop: 1,326 Princes Lakes – Pop: 1,326 Trafalgar – Pop: 1,145 Nashville – Pop: 1,076 St. Paul – Pop: 1,052 Clayton – Pop: 1,001

Municipalities with fewer than 1,000 inhabitants

Summitville – Pop: 991 Morgantown – Pop: 988 Jamestown – Pop: 939 Shirley – Pop: 828 Atlanta – Pop: 740 Homecroft – Pop: 740 Windfall – Pop: 696 Paragon – Pop: 662 Rocky Ripple – Pop: 625 Sharpsville – Pop: 553 Coatesville – Pop: 542 North Salem – Pop: 525 Markleville – Pop: 522 Advance – Pop: 509 Lizton – Pop: 497 Wilkinson – Pop: 451 Williams Creek – Pop: 419 Amo – Pop: 413 Orestes – Pop: 411 Stilesville – Pop: 326 Fairland – Pop: 316 Kempton – Pop: 288 (2020) Wynnedale – Pop: 238 Spring Lake – Pop: 218 Ulen – Pop: 124 Spring Hill – Pop: 101 Bethany – Pop: 81 Country Club Heights – Pop: 78 Woodlawn Heights – Pop: 78 Crows Nest – Pop: 75 North Crows Nest – Pop: 46 River Forest – Pop: 22

Indianapolis–Carmel–Muncie, IN Combined Statistical Area , the Indianapolis–Carmel–Muncie, IN Combined Statistical Area (CSA) consists of four metropolitan statistical areas (MSAs) and six micropolitan statistical areas (μSAs) covering 20 counties. In 2022, the CSA's population estimate was 2,631,863, ranking as the 27th largest in the U.S. Statistical Area2025 estimate2020 CensusChangeAreaDensityIndianapolis–Carmel–Greenwood, IN Metropolitan Statistical AreaMuncie, IN Metropolitan Statistical Area (Delaware County)Columbus, IN Metropolitan Statistical Area (Bartholomew County)Kokomo, IN Metropolitan Statistical Area (Howard County)New Castle, IN Micropolitan Statistical Area (Henry County)Seymour, IN Micropolitan Statistical Area (Jackson County)Crawfordsville, IN Micropolitan Statistical Area (Montgomery County)Greencastle, IN Micropolitan Statistical Area (Putnam County)Peru, IN Micropolitan Statistical Area (Miami County)Greensburg, IN Micropolitan Statistical Area (Decatur County)Total

Area codes Area code 317 covered all of northern and central Indiana until 1948 when area code 219 was created. Central Indiana remained under the 317 banner until 1997 when growth in and around Indianapolis prompted the creation of area code 765; The immediate Indianapolis area remained in the 317 area code, with the more distant counties being placed in the new area code. Due to the increase in assigned numbers, overlay area code 463 for area code 317 was implemented in late 2016, thereby requiring 10-digit dialing.

The 317 area code now covers the Boone, Hancock, Hamilton, Hendricks, Johnson, Madison, Morgan, and Shelby counties. The other counties in the combined statistical area are in the 765 area code except for those in the southern part of the CSA that are in the 812/930 area codes.

Economy

The gross domestic product of the Indianapolis metropolitan area was (USD) $162.1 billion in 2021, among the 30 largest metropolitan economies in the U.S. In 2025, the Indianapolis area was home to several of Indiana's largest public companies by revenue, including Elevance Health, Lilly, Corteva, Simon Property Group, Elanco, CNO Financial Group, Calumet, Inc., Allison Transmission, Republic Airways Holdings, and First Internet Bancorp. Private companies included the Federal Home Loan Bank of Indianapolis, OneAmerica Financial, CountryMark, and Lucas Oil Products. Notable subsidiaries headquartered in the area include AES Indiana, Delta Faucet Company, Finish Line, Group 1001, Herff Jones, Klipsch Audio Technologies, Lids Sports Group, Pay Less Super Markets, and Steak 'n Shake.

The Indianapolis area is a global hub for motorsports, specifically American open-wheel car racing. Notable facilities include Anderson Speedway in Anderson, the Indianapolis Motor Speedway in Speedway, Lucas Oil Indianapolis Raceway Park in Brownsburg, and Whiteland Raceway Park in Whiteland, among many others. Racing teams based in the metro area include Andretti Global, Arrow McLaren, Chip Ganassi Racing, Ed Carpenter Racing, and Juncos Hollinger Racing in Indianapolis; Dreyer & Reinbold Racing in Carmel, HMD Motorsports and Wayne Taylor Racing in Brownsburg, and Rahal Letterman Lanigan Racing in Zionsville, among numerous others. Italian racecar manufacturer Dallara opened a facility in Speedway in 2012. Cadillac F1 is headquartered in Fishers.

More than 40 collegiate fraternities and sororities are headquartered in the Indianapolis metropolitan area, the largest concentration in North America.

Education Colleges and universities

Asterisks (*) denote institutions whose flagship campuses are located outside the Indianapolis MSA. Notable colleges and universities include:

Anderson University Ball State University* (two sites) Bishop Simon Bruté College Seminary Butler University Christian Theological Seminary College of Biblical Studies* Franklin College Indiana Bible College Indiana Tech* Indiana University Indianapolis Indiana Wesleyan University* (two sites) Ivy Tech Community College (seven sites) Marian University Oakland City University* Purdue Polytechnic Institute* (three sites) Purdue University in Indianapolis* University of Indianapolis Vincennes University*

School districts

Notable public school districts in the Indianapolis MSA include: Alexandria Community School Corporation Anderson Community School Corporation Beech Grove City Schools Brownsburg Community School Corporation Carmel Clay Schools Center Grove Community School Corporation Clark-Pleasant Community School Corporation Danville Community School Corporation Franklin Community School Corporation Franklin Township Community School Corporation Greenfield-Central Community School Corporation Hamilton Heights School Corporation Hamilton Southeastern Schools Indianapolis Public Schools Lebanon Community School Corporation Metropolitan School District of Decatur Township Metropolitan School District of Lawrence Township Metropolitan School District of Martinsville Metropolitan School District of Pike Township Metropolitan School District of Warren Township Metropolitan School District of Washington Township Metropolitan School District of Wayne Township Mill Creek Community School Corporation Nineveh-Hensley-Jackson United School Corporation Noblesville Schools North West Hendricks School Corporation Perry Township Schools Plainfield Community School Corporation School Town of Speedway Zionsville Community School Corporation

Transportation

Highways Indiana's "Crossroads of America" moniker is largely attributed to the historical function of the Indianapolis metropolitan area has played as a center for logistics and transportation.

Interstates The Indianapolis MSA is a major junction on the United States Interstate Highway System, with four primary and two auxiliary highways: – Runs to Gary, Indiana, to the north and Louisville, Kentucky, Nashville, Tennessee, and Birmingham, Alabama, to the south – Runs to Fort Wayne, Indiana, and Lansing and Flint, Michigan, to the north, and Evansville, Indiana, to the south – Runs to Dayton and Columbus, Ohio, and Baltimore, Maryland, to the east and St. Louis and Kansas City, Missouri, and Denver, Colorado, to the west – Runs to Cincinnati, Ohio, to the east and Peoria, Illinois, to the west – Beltway circling suburban Indianapolis; also known as the USS Indianapolis Memorial Highway – East–west connector northwest of Indianapolis in Boone County

US Highways

Indiana state highways

Other notable roads Indiana Avenue (Indianapolis) – One of four diagonal streets included in Alexander Ralston's 1821 Plat of Indianapolis, the street became a center for the local African American community and now anchors a cultural district of the same name. Meridian Street – A primary north–south route through Marion and Hamilton counties, the street serves as the axis separating east addresses from west addresses. Michigan Road – Indiana's first "highway," built in the 1830s and 1840s, running north to Michigan City, Indiana, and south to Madison, Indiana.