DENVER — Jackson Square Properties has acquired the 185-unit Arapahoe Club apartment community for an undisclosed sum. The community is located at 2800 S. Syracuse Way. It was built in 1994. The Class B property is situated near the Denver Technological Corridor, the area’s largest employment hub with more than 423,000 workers. ARA Newmark represented the seller, the Reliant Group, in this transaction.