Neighboring Block Groups:
Block Group 021519-1,
Block Group 021520-1,
Block Group 021522-1,
Block Group 021800-1,
Block Group 021521-2,
Block Group 021520-2,
Block Group 021523-2,
Block Group 021800-2,
Block Group 021524-2,
Block Group 021519-3,
Block Group 021800-3