# Things to do with kids in San Marcos, TX

> 6 upcoming family events and 1 places and ongoing programs in San Marcos, TX (Hays County, TX), in the Austin–Round Rock–San Marcos area. Listings whose address is in this town. Dates and times are Central Time. Today is Sat, Oct 24.

Source: Grassy Knees is a directory of real family events, places and programs for kids across major U.S. metro areas, where every listing is researched from the organizer’s own page and shows the date we last checked it. https://grassyknees.com covers 42 metro areas as of Oct 24, 2026, with more added regularly. About: https://grassyknees.com/about
Freshness: listings are re-checked on a daily research run (latest check 2026-10-24), and new events are added as organizers post them. Sell-outs, weather cancellations and time changes show up on the live page first: https://grassyknees.com/austin/towns/san-marcos-tx

## Events ahead

- [Spring Lake Explorers Family Fun Day](https://grassyknees.com/austin/activities/spring-lake-explorers-family-fun-day--listing-be9c05a6556b8658c0f7e666) — Sat, Oct 24 · 11:00 AM – 3:00 PM · The Meadows Center for Water and the Environment – Spring Lake, San Marcos · Free · checked Oct 14. October's free Family Fun Day spans two Saturdays with hands-on activities about wildlife, from tiny insects to complex food webs, across the park. Future teachers from Texas…
- [Farmer Fred's Harvest Fall Carnival](https://grassyknees.com/austin/activities/farmer-fred-s-harvest-fall-carnival--listing-df233c98b94f0a4b0104bcfc) — Fri, Oct 30 · 5:00 PM – 8:00 PM · City Park (San Marcos) · Free · checked Oct 16. San Marcos Parks and Recreation hosts Farmer Fred's Harvest Fall Carnival at City Park on Friday, October 30, from 5 to 8 PM. The city promises an evening of contests, games…
- [San Marcos Veterans Day Parade and Kids Bicycle Brigade](https://grassyknees.com/austin/activities/san-marcos-veterans-day-parade-and-kids-bicycle-brigade--listing-9bf3946a4ce4c86f33ce36c2) — Sat, Nov 7 · 9:00 AM · Hays County Courthouse lawn and downtown San Marcos parade route · Free · checked Oct 16. The City of San Marcos holds its Veterans Day Parade, themed "Honoring All Who Served the United States of America," on Saturday, November 7, 2026. Veterans groups, bands, drill…
- [Thanksgiving Celebration Family Fun Day](https://grassyknees.com/austin/activities/thanksgiving-celebration-family-fun-day--listing-93471ed871eb5e51d3ee4811) — Sat, Nov 21 · 11:00 AM – 3:00 PM · The Meadows Center for Water and the Environment – Spring Lake, San Marcos · Free · checked Oct 14. Free Family Fun Day at Spring Lake celebrating thankfulness with keepsake crafts and activities; open to the public. Supported by H-E-B.
- [Sights & Sounds of Christmas Festival](https://grassyknees.com/austin/activities/sights-and-sounds-of-christmas-festival--listing-6375baefd8dd09eef53e2a0b) — Thu, Dec 3 (+5 more dates) · 5:30 PM – 11:00 PM · San Marcos Plaza Park · All ages · With admission · checked Oct 14. Sights & Sounds of Christmas is a nonprofit, family-friendly Christmas festival in San Marcos held over six evenings. Attractions listed include carnival rides with a full-size…
- [Winter Holiday Celebration Family Fun Day](https://grassyknees.com/austin/activities/winter-holiday-celebration-family-fun-day--listing-c1bbfec5b9088f56e4231d69) — Sat, Dec 5 · 11:00 AM – 3:00 PM · The Meadows Center for Water and the Environment – Spring Lake, San Marcos · Free · checked Oct 14. Final free Family Fun Day of the year at Spring Lake: bundle up, enjoy the outdoors in winter and create holiday treasures to decorate your home. Open to the public. Supported by…

## Places and ongoing programs

- [Spring Lake Glass-Bottom Boat Tours](https://grassyknees.com/austin/activities/spring-lake-glass-bottom-boat-tours--listing-2b801bfcc49ec1911831bd24) — Monday–Sunday 9:30 a.m.–5:00 p.m.; last boat 30 minutes before close. Closed… · The Meadows Center for Water and the Environment – Spring Lake, San Marcos · All ages · From $9 · checked Oct 14. Guided glass-bottom boat tours of Spring Lake, the headwaters of the San Marcos River. Public tours start 30 minutes after opening and run continuously; same-day passes at the…

## Nearby

- [Things to do with kids in Hays County, TX](https://grassyknees.com/austin/counties/hays-county-tx) (Markdown: https://grassyknees.com/austin/counties/hays-county-tx.md)
- Other towns in Hays County, TX: [Dripping Springs, TX](https://grassyknees.com/austin/towns/dripping-springs-tx) (Markdown: https://grassyknees.com/austin/towns/dripping-springs-tx.md), [Kyle, TX](https://grassyknees.com/austin/towns/kyle-tx) (Markdown: https://grassyknees.com/austin/towns/kyle-tx.md), [Buda, TX](https://grassyknees.com/austin/towns/buda-tx) (Markdown: https://grassyknees.com/austin/towns/buda-tx.md), [Wimberley, TX](https://grassyknees.com/austin/towns/wimberley-tx) (Markdown: https://grassyknees.com/austin/towns/wimberley-tx.md)
- [Things to do with kids in Austin](https://grassyknees.com/austin) (Markdown: https://grassyknees.com/austin.md)
- [This weekend in Austin](https://grassyknees.com/austin/this-weekend) (Markdown: https://grassyknees.com/austin/this-weekend.md)

Town pages are listed once a town has 3 current listings, county pages at 10.