Best Things to Do in Denver, CO With Kids
Denver's best family days are the Denver Zoo, the Denver Museum of Nature & Science (dinosaurs + IMAX + planetarium), Elitch Gardens for a downtown theme-park day, the Georgetown Loop Railroad up in the mountains, and a Red Rocks Park hike that costs nothing but gas.
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1Area photo: Quintin Soloviev / Wikimedia Commons (CC BY 4.0)Denver Zoo Conservation Alliance
A full-scale city zoo in City Park with elephants, primates, and the Toyota Elephant Passage habitat trail. Big enough to fill a half day without the multi-day scale of San Diego or Denver's own aquarium-adjacent competitors, and easy to combine with the Museum of Nature & Science across the park.
Watch out: Parking around City Park fills by mid-morning on weekends — arrive early or plan to walk from a side street. The altitude means sunburn and dehydration sneak up faster than families expect; refill water bottles more than feels necessary.
2Area photo: Quintin Soloviev / Wikimedia Commons (CC BY 4.0)Denver Museum of Nature & Science
Dinosaur halls, a Space Odyssey exhibit, Gates Planetarium, and an IMAX screen under one roof. The best backup plan for an altitude-headache day or a genuinely rainy afternoon, and strong enough to be a standalone half-day even on a clear day.
Watch out: Planetarium and IMAX showtimes are separate timed tickets and sell out on weekends — buy them online before you arrive rather than at the door. The dinosaur hall gets crowded with school groups on weekday mornings.
3Area photo: Quintin Soloviev / Wikimedia Commons (CC BY 4.0)Elitch Gardens Theme & Water Park
A real theme park with coasters plus the Island Kingdom water park, sitting downtown instead of an hour outside the city like most metro-area parks. The easiest full day for kids who want rides, not ruins.
Watch out: Seasonal — open roughly May through September, so check the calendar before building a trip around it. Downtown parking is extra on top of admission; single-day walk-up prices are steep, buy online in advance for a real discount.
4Area photo: Quintin Soloviev / Wikimedia Commons (CC BY 4.0)Georgetown Loop Railroad
A historic narrow-gauge steam train that loops through the Rockies about 45 minutes west of Denver on I-70. Add the optional silver-mine tour for a genuinely different half-day than another museum or park.
Watch out: I-70 mountain traffic on weekends can turn a 45-minute drive into 90 — leave earlier than Google Maps suggests. The mine tour add-on sells out on peak-season weekends, book it ahead rather than assuming walk-up availability.
5Area photo: Quintin Soloviev / Wikimedia Commons (CC BY 4.0)Red Rocks Park & Trading Post Trail
The free activity on this list. A roughly 1.4-mile loop trail around the famous red-sandstone amphitheater, with a visitor center and views that don't require a ticket or a reservation.
Watch out: No real shade on the trail — midday summer heat at this elevation is more intense than it looks on the forecast. Check the venue's event calendar first; a concert day can close off trail access or blow up parking.
Frequently asked
Is Denver worth visiting with kids if we are not skiing?
Yes — the zoo, the Museum of Nature & Science, and Elitch Gardens alone fill 2–3 days, and the mountain day-trips (Georgetown Loop, Red Rocks) are close enough to do without an overnight in the mountains.
Does the altitude actually affect kids?
It affects everyone somewhat — expect faster sunburn, faster dehydration, and occasional mild headaches for the first day or two, even in the city itself before you go higher into the mountains. Hydrate more than feels necessary and keep the first day lighter than the rest.
Is Elitch Gardens worth it compared to a bigger regional theme park?
For a downtown, no-extra-drive theme-park day, yes. It's smaller than Cedar Point or Six Flags-scale parks, so treat it as one solid day, not a multi-day park vacation.
What's the best free thing to do in Denver with kids?
The Red Rocks Park Trading Post Trail loop — no entry fee, real mountain views, and a payoff kids remember without any ticket cost beyond gas and snacks.
Same destination, where to stay
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Activity days work best when your resort is the right launch pad. Our Denver family-resort guide ranks the whole-family-experience winners.
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