Overview of Block Group 004121-1, Pima County, Arizona (Block Group)
Neighboring Block Groups:
Block Group 004113-1, Block Group 004118-1, Block Group 004125-1, Block Group 004122-1, Block Group 004115-1, Block Group 004116-1, Block Group 940900-1, Block Group 004114-1, Block Group 003705-1, Block Group 004112-1, Block Group 004109-1, Block Group 004114-2, Block Group 004073-2, Block Group 003702-2, Block Group 003702-3, Block Group 004115-3, Block Group 003702-4