It's just a matter of time before we call it "Gilbert Town."

Quicken Loans Inc. Chairman and founder Dan Gilbert continues to gobble up buildings like a wealthy car collector might snaps up antique automobiles.

On Tuesday, he announced the purchase of five more buildings downtown, upping the total to 15 in the past two years, the Detroit News reports.

The buildings, bought by Rock Ventures, the development firm for Gilbert's companies, include the historic Kresge Building and two other Woodward Avenue structures and two buildings on Broadway Street, the News reported.

The acquisitions cap off a year when Gilbert bought eight buildings, announced a parking garage and retail project, and hired hundreds of Quicken Loans workers.

So, for now, it's 15 and counting.

Jim Ketai, managing partner of at Bedrock Real Estate Services, said he expects Gilbert to keep buying.

Read more: Detroit News