Indianapolis Zoo
Corporate brand
UnclaimedA nonprofit zoo, aquarium, and botanical garden in Indianapolis, Indiana.
Last updated August 24, 2026
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Overview
The Indianapolis Zoo is a nonprofit zoological institution, public aquarium, and botanical garden located in White River State Park near downtown Indianapolis, Indiana. The organization traces its institutional origins to the incorporation of the Indianapolis Zoological Society in 1944, following a public campaign led by newspaper columnist Lowell Nussbaum. The Society eventually opened the Washington Park Children’s Zoo on April 18, 1964. That first facility attracted more than 270,000 visitors during its opening year and introduced Indianapolis audiences to a modest collection that included elephants, penguins, kangaroos, camels, bison, and other animals. As the collection and educational mission expanded, the Washington Park site became too constrained for further development. Planning for a new facility began in the early 1980s, with zoo and wildlife authorities emphasizing conservation, research, and public education alongside exhibition. Construction began at White River State Park in September 1985, the original zoo closed in 1987, and the present 93-acre facility opened on June 11, 1988. Its location places it approximately one mile west of Monument Circle and connects it with Indianapolis’s wider downtown park and cultural district. The zoo is organized around geographic and climatic biomes rather than a single taxonomic layout. Major areas include Deserts, Forests, Oceans, Plains, Flights of Fancy, and White River Gardens. The institution combines animal habitats with botanical displays, visitor attractions, educational presentations, seasonal events, and interactive experiences such as animal feedings, a shark and ray touch pool, the Kangaroo Crossing exhibit, and rides. In 2020, it reported more than 1,400 animals representing 235 species, while White River Gardens contained more than 50,000 plants representing over 5,000 species. The Indianapolis Zoo has developed a substantial conservation and research profile. It participates in Association of Zoos and Aquariums Species Survival Plans and supports field and laboratory work through the Polly H. Hix Institute for Conservation and Research. Its partnerships and programs have included work associated with elephant, iguana, and rhinoceros conservation, as well as efforts to protect elephant migration corridors in Tanzania. Through collaboration with the International Union for Conservation of Nature, the zoo also supports work examining climate change and wildlife habitats. The Global Center for Species Survival, developed in partnership with the IUCN, gives the institution an international platform for species conservation leadership. The zoo is accredited by the Association of Zoos and Aquariums and the American Alliance of Museums and belongs to the World Association of Zoos and Aquariums. In 1996 it became the first institution in the United States to hold triple accreditation as a zoo, aquarium, and botanical garden. It is also known for the biennial Indianapolis Prize, established in 2004 to recognize influential conservationists and accompanied by the Lilly Medal and a monetary award. The institution remains a major Indianapolis visitor attraction and economic contributor. Its income model relies on admissions, memberships, contributions, in-park sales, fundraising, and philanthropic support rather than public-company financing. In 2021, the zoo reported approximately 1.2 million guests and about 700 employees, with an estimated annual contribution of nearly $60 million to the city’s economy. Its public identity combines family entertainment with animal welfare, conservation science, horticulture, and environmental education.
History
Indianapolis had small animal collections in several municipal parks during the late nineteenth and early twentieth centuries. These collections were consolidated at Riverside Park in 1906, but wartime conservation pressures led to the sale of the animals and the zoo’s closure in 1917. A renewed effort began in 1944 when Indianapolis Times columnist Lowell Nussbaum advocated for a permanent zoo and helped inspire the incorporation of the Indianapolis Zoological Society. The Society’s first zoo opened at Washington Park on April 18, 1964, as the Washington Park Children’s Zoo. It began with a relatively small collection but quickly became a popular civic attraction. A full-time education department was added in 1965, reflecting an early commitment to interpreting animals for the public rather than presenting them solely as entertainment. By the 1980s, the collection had grown substantially and the Washington Park site could no longer provide sufficient room for expansion. White River State Park was selected as the future location in 1982. Construction began in 1985, the original zoo closed in 1987, and the new 64-acre facility opened in June 1988. The institution gradually broadened its scope through aquarium and horticultural development. After the Waters building and Dolphin Pavilion were completed, the zoo gained aquarium accreditation; White River Gardens became part of the wider zoo operation after having operated as a separate facility from 1999 to 2006. In 1996, the Indianapolis Zoo became the first U.S. institution to receive triple accreditation as a zoo, aquarium, and botanical garden. Leadership under Jeffrey Bonner and Michael Crowther coincided with institutional expansion. Crowther, who became president and chief executive officer in 2002, oversaw major exhibit investment, revenue and attendance growth, and the creation of the Indianapolis Prize. A renovated Dolphin Pavilion opened in 2005, the Deserts Dome was improved the following year, and a redesigned Oceans building opened in 2007. The Simon Skjodt International Orangutan Center opened in 2014 after a $21.5 million project, adding a major exhibit and research focus to the zoo’s conservation work. The zoo’s conservation role was reinforced through the Polly H. Hix Institute for Conservation and Research, participation in Species Survival Plans, and partnerships with organizations working on elephants, iguanas, rhinoceroses, and threatened habitats. In 2000, the institution achieved the first successful artificial insemination of an African elephant reported in the reference material. In 2019, the deaths of two African elephants from an unusual EEHV3 outbreak prompted a national veterinary and research response; the zoo hosted a professional conference in 2020 to examine lessons from the incident. Robert Shumaker became president in 2016 and succeeded Crowther as chief executive officer in January 2020. During the early 2020s, the zoo introduced Elephant Tembo Camp, Alligators & Crocodiles: The Fight to Survive, and Kangaroo Crossing. It also acquired additional land south of Washington Street in 2019, including part of a former General Motors site, for parking and possible future development. In December 2022, the zoo announced its largest fundraising campaign, intended to finance an expanded welcome area, a home for the Global Center for Species Survival, and a planned international chimpanzee complex. Public programming remains central to the institution. Zoobilation, an annual black-tie benefit begun in 1986, raises funds through food, entertainment, and philanthropy. ZooBoo provides Halloween programming, while Christmas at the Zoo, first held in 1967, developed into a major seasonal lights event. Together these activities support the zoo’s operating model and help connect conservation, education, and visitor experience.
- 2022
Largest fundraising campaign announced
[1]The zoo announced a $53 million campaign for campus and conservation infrastructure.
- 2020
Elephant Tembo Camp opens
[1]A new African elephant experience became one of the zoo’s early-2020s exhibit projects.
- 2014
Orangutan Center opens
[1]The Simon Skjodt International Orangutan Center opened with exhibition, research, and elevated animal pathways.
- 2004
Indianapolis Prize established
[1]The biennial conservation award was created to recognize substantial contributions to the protection of species.
- 2000
African elephant artificial-insemination milestone
[1]The zoo was associated with the first reported successful artificial insemination of an African elephant.
- 1996
Triple accreditation achieved
[1]The institution became the first U.S. organization accredited simultaneously as a zoo, aquarium, and botanical garden.
- 1988
White River State Park facility opens
[1]The present downtown Indianapolis zoo opened on June 11 after the Washington Park facility closed.
- 1964
First modern Indianapolis zoo opens
[1]The Washington Park Children’s Zoo opened to the public on April 18.
- 1944
Indianapolis Zoological Society incorporated
[1]A civic campaign led by Lowell Nussbaum helped establish the organization that would eventually operate the Indianapolis Zoo.
Products and positioning
A privately funded, conservation-oriented urban zoo combining animal exhibits, aquarium experiences, botanical collections, education, research, and large-scale public events.
Botanical garden
White River Gardens
The zoo’s horticultural component presents extensive plant collections and themed garden spaces alongside animal exhibits. Reference material reported more than 50,000 plants representing over 5,000 species in 2020.
Animal exhibit and research center · 2014
Simon Skjodt International Orangutan Center
Opened in 2014, this major orangutan facility combines public viewing with conservation and research functions. Its design includes a large viewing atrium and the Myrta Pulliam Hutan Trail, a system of cables and platforms that allows orangutans to move through the zoo.
Aquarium exhibit
Dolphin Pavilion
The Dolphin Pavilion is a signature aquatic attraction. A substantial renovation completed in 2005 added an underwater viewing dome and expanded visitor programming.
Conservation award · 2004
Indianapolis Prize
A biennial award recognizing conservationists whose work has materially advanced the sustainability of an animal species or group of species. Recipients receive the Lilly Medal and a monetary prize.
Marketing campaigns
- 1986Zoobilation
United States
Zoobilation is an annual black-tie fundraising event held on the zoo grounds with live music, food, and beverages from local restaurants. It supports animal care and conservation programs.
Outcome. The 2010 event reportedly attracted about 4,500 guests and raised more than $1 million.
- 1967Christmas at the Zoo
United States
A seasonal holiday program featuring illuminated zoo grounds and family programming. It is described in the reference material as the first holiday lights display at a U.S. zoo.
Outcome. It became a recurring November–December visitor attraction.
- ZooBoo
United States
An annual October Halloween program featuring costumes, trick-or-treating, themed decorations, and special activities.
Outcome. Recurring seasonal attendance and engagement program.
Brand decisions
2022
Launch largest capital campaignStrategyBackground
The zoo sought funding for expanded visitor access and international conservation infrastructure.
Action taken
Officials announced a $53 million fundraising campaign supporting a new entry plaza and welcome center, a Global Center for Species Survival facility, and a planned chimpanzee complex.
Aftermath
Construction and development planning proceeded for the proposed facilities.
2019
Acquire land south of Washington StreetStrategyBackground
The zoo needed additional land as it considered future exhibits, programming, and visitor infrastructure.
Action taken
It acquired two parcels totaling 28.2 acres, including donated former industrial property and land purchased for $3 million.
Aftermath
The parcels were initially used or considered for overflow parking, with longer-term conversion of existing parking areas to exhibits and programming discussed.
Recent events
Sources3 sources
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