Summer in Marietta: the Elizabeth Porter sprayground, Cobb's Sewell Park Pool, PAL and museum summer camps, and free movies and concerts, with 2026 dates.

Last checked Oct. 5, 2026. This page is updated each year at the same address. Summer 2027 dates had not been posted when we checked, so the schedules and prices below are 2026’s and are marked with the year. We will update them as the city, the county and each camp post 2027 details.

Marietta City Schools’ last day for 2026-27 is Wednesday, May 26, 2027, according to the district calendar, and Memorial Day is May 31. That is when the city’s splash pad and the county’s pools move to summer hours.

Who to call

  • Sprayground and city parks: Marietta Parks and Recreation, 770-794-5601
  • Marietta PAL summer camp: 770-794-5425
  • William Root House camps: 770-426-4982
  • Marietta Cobb Museum of Art camps: 770-528-1444
  • Emergency: 911

Splash pad: Elizabeth Porter Park sprayground

The city’s sprayground at Elizabeth Porter Park, 370 Montgomery St., opened May 1, 2026, according to the city’s sprayground page. The 2026 schedule:

Dates (2026) Open
May 1-24 Friday to Sunday, 10 a.m. to 8 p.m., plus Memorial Day
May 26 to Sept. 6 Tuesday to Sunday, 10 a.m. to 8 p.m.
Sept. 11-20 Friday to Sunday, 10 a.m. to 8 p.m.
  • Closed Mondays for private rentals, except major holidays, and closed for maintenance on three Mondays in summer.
  • Admission was $2 for Cobb County residents and $3 for others per person per day, bought online for each person through the city’s registration site; no refunds for weather. Entry is first come, first served up to the capacity limit.
  • Groups under 15 from more than one household, such as day cares and camps, can book Tuesday to Thursday only, seven days ahead, at 770-794-5601.

Pools

Cobb County PARKS runs two outdoor pools. In 2026 both were open May 23 to Sept. 7, with daily admission of $6 for adults, $4 for ages 3 to 17 and $3 for seniors 55 and older, according to the county’s outdoor pools page:

  • Sewell Park Pool, 2055 Lower Roswell Road, Marietta
  • Seven Springs Water Park, 3820 Macedonia Road, Powder Springs

Hours vary by location; check each pool’s page before you go.

Summer camps: what ran in 2026

  • Marietta PAL Summer Camp, Hugh L. Grogan Jr. Community Center, 510 Lawrence St.: rising 1st through 12th graders, Monday to Friday, 8 a.m. to 6 p.m., June 1 to July 10, 2026, with academics, STEM, sports, arts, field trips and daily meals. Weekly rates started at $120 for one child, plus a $25 registration fee, and registration closed May 5. A daily drop-in program served ages 6 to 10. From the city’s 2026 announcement; PAL lists the 2027 camp as “returning soon” on its programs page.
  • William Root House camps, 80 N. Marietta Parkway NW: in 2026, Bees and Botany (June 8-9, ages 5 to 10), Pioneer Summer Camp (June 29-30, ages 5 to 10) and Mary Hannah’s Finishing School (July 23-24, ages 8 to 12), each 10 a.m. to 2 p.m., according to the Root House events page.
  • Marietta Cobb Museum of Art runs youth art camps in pastel, charcoal, watercolor, acrylics and clay; current camps are on its learn page.

Running a summer camp in Marietta? Send the dates, ages and registration link through our contact page.

Free summer evenings

  • Movies Under the Stars, Church Street Park: free monthly outdoor movies with free popcorn. In 2026 they ran on Saturday nights from June to October, starting at 8 p.m., as listed by Visit Marietta.
  • School’s Out Bash, Church Street Park: a free kickoff with live music, face painting, bubbles and crafts, 1 to 4 p.m. Saturday, June 6, 2026 (bureau listing).
  • Glover Park Concert Series: the city’s free Friday evening concerts on the Square ran April to September in 2026, according to its special events page.
  • Disney Princess Summer Movies at the Strand: morning screenings in June and July 2026 with a princess meet-and-greet an hour before the film, according to the Strand’s listings.

For the Fourth of July, see our fireworks guide.

What this means for you

  • The splash pad sells entry per person online, first come, first served up to capacity; buy before you go.
  • Camp registration closes early: PAL’s 2026 deadline was May 5.

Related: kids’ activities, parks and trails, Memorial Day and free things to do.

Frequently asked questions

When does the Marietta splash pad open?

The city’s sprayground at Elizabeth Porter Park opened May 1 in 2026, weekends only until school let out, then Tuesday to Sunday, 10 a.m. to 8 p.m., through early September. The 2027 opening date had not been posted when we checked.

How much is the Elizabeth Porter Park sprayground?

Daily admission in 2026 was $2 for Cobb County residents and $3 for others, bought online for each person through the city’s registration site.

Is there a public pool in Marietta?

Cobb County runs Sewell Park Pool at 2055 Lower Roswell Road, Marietta. In 2026 the county’s outdoor pools were open May 23 to Sept. 7, with daily admission of $6 for adults, $4 for ages 3 to 17 and $3 for 55 and older.

What summer camps are in Marietta?

Marietta PAL ran a six-week day camp for rising first through 12th graders from June 1 to July 10, 2026, and the William Root House ran short history camps for ages 5 to 12. 2027 registration had not opened when we checked.