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There’s A 100-Year-Old Free Zoo Tucked Inside Aurora’s Phillips Park Just 40 Miles From Chicago

A century-old secret awaits families in Aurora.

It’s a spot where majestic bald eagles soar overhead and North American wolves prowl through their woodland habitats.

Phillips Park Zoo stands as Illinois’ longest-running free zoo, welcoming visitors since 1915 with an impressive collection of over 100 animals representing 41 species.

This hidden gem transforms a simple afternoon into an unforgettable wildlife adventure, where children can come face-to-face with everything from playful river otters to towering elk.

What makes this municipal zoo truly special isn’t just its zero admission cost, but its intimate scale that allows for up-close animal encounters you simply can’t find at larger facilities.

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The compact layout means you can easily navigate the entire zoo in 30 minutes solo, or spend a leisurely hour exploring with little ones who won’t get overwhelmed by massive crowds or endless walking.

Wildlife Encounters That Captivate

Majestic Birds of Prey: The bald eagles steal the show with their impressive wingspans and piercing gazes. You’ll also spot great horned owls, red-tailed hawks, and turkey vultures that showcase the incredible diversity of Illinois raptors. These magnificent birds are often active during visits, giving you excellent photo opportunities.

The Famous Wolf Pack: The gray wolves, including striking white wolves, create some of the most memorable moments at the zoo. You might even hear them howling in response to emergency sirens – a thrilling experience that visitors frequently mention.

The viewing areas allow you to observe their pack behavior up close.

Impressive Elk Herd: These massive North American giants roam spacious enclosures where you can appreciate their imposing antlers and gentle nature.

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The elk often graze peacefully near the viewing areas, making them perfect for wildlife photography.

Reptile House Adventures: Step inside the climate-controlled reptile house where poison dart frogs display their vibrant colors alongside massive tortoises, spotted gar, geckos, and various snake species.

You can get right up to the glass enclosures for detailed observation of these fascinating creatures.

Farm Animal Friends: Friendly goats, alpacas, and llamas provide interactive experiences, especially delightful for younger children.

The peacocks strut freely throughout the grounds, their stunning tail displays creating magical moments when they choose to show off their plumage.

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North American River Otters: These playful aquatic mammals splash and dive in their water features, often putting on entertaining shows as they chase each other and play with enrichment toys.

Unique Historical Features

Mastodon Discovery Center: The David and Karen Stover Visitor Center houses authentic mastodon bones excavated right from Phillips Park grounds during the creation of the park’s lake. This fascinating paleontological discovery adds an unexpected educational dimension to your zoo visit.

Century-Old Architecture: Many original buildings from the 1910s still stand today, including the vintage reptile house that survived over a century of Illinois weather.

You’re literally walking through living history as you explore the grounds.

Seasonal Tram Tours: During warmer months, hop aboard the guided tram that circles the zoo while sharing 30 minutes of fascinating stories about both the animals and Aurora’s local history. Reservations are required through their website, making this educational experience feel exclusive and special.

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Family-Friendly Atmosphere & Amenities

Perfect Size for All Ages: The compact layout prevents the fatigue that often comes with mega-zoos. Toddlers can easily walk the entire grounds without needing strollers, while the close-together exhibits maintain engagement throughout your visit.

Splash Pad Relief: The free splash pad near the entrance provides perfect summer relief for overheated kids. Combined with the adjacent playground equipment, families often extend their visits into full-day adventures.

The Stunning Sunken Garden: Located right next to the zoo, over 10,000 tulip bulbs create a spectacular spring display, while summer brings formal garden beauty that rivals botanical centers. This bonus attraction essentially gives you two experiences in one location.

Playground Paradise: The large playground behind the zoo features modern equipment and plenty of shaded picnic tables.

The heavily wooded area provides natural air conditioning during hot summer days.

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Planning Your Visit

Absolutely Free Admission: In an era where entertainment costs continue rising, Phillips Park Zoo remains completely free to visit year-round.

Only the reptile house features a small donation box for those who choose to contribute.

Ideal Visit Duration: Most families spend 30-60 minutes exploring the animal exhibits, though you can easily extend this to several hours when you include the playground, splash pad, and sunken garden activities.

Accessibility Considerations: The entire zoo accommodates wheelchairs and strollers, though some pathways feature steeper inclines that require extra caution.

The visitor center provides climate-controlled relief during extreme weather.

Parking and Location: Ample free parking surrounds the zoo within the 325-acre Phillips Park complex.

The central location makes it easy to combine with other park activities like golf, swimming at the aquatic center, or exploring the lake trails.

Best Times to Visit: Weekday mornings typically offer the most peaceful experience, while weekends can get busy with families and camp groups. Spring visits reward you with both active animals and blooming gardens.


Phillips Park Zoo
📍 1000 Ray Moses Dr, Aurora, IL 60505

Writer: Jamie Benson
Click to read bio

Jamie grew up just outside of Springfield, Illinois, and has spent most of his life exploring the state’s mix of small-town charm and big-city energy. After earning a journalism degree from the University of Illinois at Urbana-Champaign, he stuck around to cover local events, hidden gems, and the quirks that make Illinois unique. When not writing, Jamie can usually be found digging through vinyl at record shops in Chicago, hiking trails in Starved Rock State Park, or tracking down the best deep-dish pizza outside the city.