Gwinnett Place Mall as Starcourt Mall
Everyone gathers together at the mall and comes up with a plan to stop the Russians, close the breach, and defeat the Mind Slayer.
Source: Stranger Things — Wikia
“Chapter Eight: The Battle of Starcourt” Filming Locations
The Mind Flayer's monster approaches the mall as the adults head beneath to close the rift.
Stranger Things episode “Chapter Eight: The Battle of Starcourt” was filmed in Douglasville in the United States of America.
Serenbe Farms Hilltop as Weathertop
Steve drives Dustin and Erica to the transceiver so Dustin can coordinate the mission and then heads back to the mall with Robin when they hear things going wrong.
Source: Atlanta Magazine
East Point City Hall as Hawkins Town Hall
A news report shows Mayor Kline being arrested and escorted from Town Hall in disgrace.
6501 Church Street as Family Video
Robin and Steve apply for a new job and Robin manages to convince the manager Keith that Steve would be valuable.
149 Coastline Road as Byers House
The Byers family pack up their moving truck and say goodbye to everyone before heading out of town with Eleven.