Best Indoor Activities for Kids in Santa Cruz

11 indoor kid-friendly activities in Santa Cruz. Perfect for rainy days, hot weather, or when you need climate-controlled fun with the family.

Highest rated: Neptune's Kingdom, Monterey Bay National Marine Sanctuary Exploration Center, The Santa Cruz Children’s Museum of Discovery. 2 are free. Every listing includes age ratings, stroller access, and parent tips.

Top Picks

Neptune's Kingdom
#1

Neptune's Kingdom

4.6 stars

An indoor miniature golf course with an ocean/nautical theme, plus a huge arcade — it's a rainy-day jackpot right next to the Santa Cruz Boardwalk.

5–17Indoor~$60–$100 (mini golf ~$10–$14/person; arcade tokens extra; budgeting $15–$25/person for tokens is reasonable; 2 adults + 2 kids)
Monterey Bay National Marine Sanctuary Exploration Center
#2

Monterey Bay National Marine Sanctuary Exploration Center

4.6 stars

Touchable tide pool exhibits, glowing deep-sea creature displays, and video windows into the actual Monterey Bay — kids are riveted by seeing what liv

2–17FreeIndoor$0 — completely free admission
The Santa Cruz Children’s Museum of Discovery
#3

The Santa Cruz Children’s Museum of Discovery

4.6 stars

Hands-on exhibits let kids dig for fossils, splash in a water table, run a pretend farmers market, and explore science concepts in ways that feel like

0–10Indoor~$40–$52 (admission typically ~$10–$13/person for ages 1+; under 1 often free; 2 adults + 2 kids)
Altitude Trampoline Park
#4

Altitude Trampoline Park

4.6 stars

Wall-to-wall trampolines, foam pits, dodgeball courts, and slam dunk zones — it's an energy bonfire that leaves kids completely spent in the best poss

4–17Indoor~$60–$100 (typically $15–$22/jumper per hour session; grip socks ~$3 if you forget; 2 jumping kids + 2 spectating or jumping adults; 2 adults + 2 kids)
Cave Train
#5

Cave Train

4.4 stars

A slow-moving train ride through darkened tunnels filled with glowing, slightly spooky scenes — the perfect amount of 'scary' for little kids who want

2–9Indoor~$20–$32 (ride tickets per person; part of Boardwalk ride packages — combo day passes are better value; 2 adults + 2 kids)

Common Questions

What are the best indoor activities for kids in Santa Cruz?
Santa Cruz has 11 indoor kid-friendly activities. Top picks: Neptune's Kingdom, Monterey Bay National Marine Sanctuary Exploration Center, The Santa Cruz Children’s Museum of Discovery, Altitude Trampoline Park, Cave Train. Great for rainy days or hot weather.
Are there free indoor activities for kids in Santa Cruz?
Yes — 2 indoor activities in Santa Cruz are completely free, including Monterey Bay National Marine Sanctuary Exploration Center, Visit Santa Cruz County.
How many indoor activities in Santa Cruz are stroller-friendly?
6 of the 11 indoor activities in Santa Cruz are fully stroller-friendly.

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