Dec. 18

Understand Medicare

With the Medicare annual election period lasting through Dec. 7, take the opportunity to hear a licensed insurance agent talk about different plans at the WellMed open house. 10 a.m.-noon. Free. WellMed, 830 Kohlers Crossing, Ste. 100, Kyle. 512-268-2613.

Jan. 1

Make your first resolution with a run

For the Love of Go, a local nonprofit that aims to keep families active, holds a New Year’s Day 5K to start 2020 off with a Resolution Run, which will follow a new course. 9 a.m. $20. Wallace Middle School, 1500 Center St., Kyle.

Jan. 1

Blue Hole Polar Bear Plunge and Fun Run

Start with a 5K or 1K or just go to jump in Cypress Creek. 10 a.m. (5K), 11 a.m. (1K), 1:30 p.m. (plunge). Free (plunge), $20 (5K and 1K). Blue Hole Regional Park, 100 Blue Hole Lane, Wimberley. 512-660-9111.

Jan. 1

Kyle Pool Polar Bear Splash

Participants get a sweatshirt and an annual pool pass at this city event.1 p.m. $30. Gregg Clarke Park, 1100 W. Center St., Kyle. 512-262-3939. polar-bear-splash

Jan. 8

Walk in the Big City Challenge

The San Marcos Parks and Recreation Department holds a kickoff event for the third leg of its Big City Tour, a walking program for those over the age of 50. Over the course of 13 weeks, participants will walk the distance from Houston to San Antonio and back to San Marcos—a total of 226 miles. After the kickoff event, walks will be held Mondays. 4p.m. Free. San Marcos Activity Center, 501 E. Hopkins St., San Marcos. 512-393-8275.

Dec. 30; Jan. 2, 3, 6

Send the kids to camp for the holidays

Children ages 5-11 are welcome at the city of San Marcos’ holiday camp, which will include games, crafts, gagaball, movies and other activities. An afternoon snack is provided. Register in person or by phone. 7:30 a.m.-5:30 p.m. $20. San Marcos Recreation Hall, 170 Charles Austin Drive, San Marcos. 512-393-8400.

Jan. 10-12

Hunt for antiques

Check out the sprawling selection of items at the New Braunfels Antique and Postcard Show, which will include dealers from 19 states and one from France. 10 a.m.-5 p.m. (Fri.), 9 a.m.-5 p.m. (Sat.), 10 a.m.-4 p.m. (Sun.). Free (children age 8 and younger), $2 (children ages 9-12), $5 (adults). New Braunfels Civic/Convention Center, 375 S. Castell Ave., New Braunfels. 918-619-2875.