ZIP code 21784

21784 is in Carroll County, Maryland.

39,258Residents

$139,395Median household income

$1,739/moMedian gross rent

$491,800Median home value

38.9Median age

53%Adults with a bachelor’s degree or higher

87%Homes lived in by their owners

3.5×Home value to household income

Median rent takes about 15% of the median household income in ZIP 21784.

What pay do you need to rent here?

To keep rent at or below 30% of gross pay, you would need about $70,000 a year. In Maryland that leaves roughly $4,490 a month after tax. See the full paycheck breakdown for $70,000.

Other ZIP codes in Carroll County

21157 $104,966
21158 $109,827
21074 $108,536
21102 $135,069
21787 $91,682
21048 $131,921
21776 $133,409
21757 $100,500

All ZIP codes in Maryland · Highest-paying jobs in Maryland

Source: Census ACS 2024 ACS 5-year, ZIP code tabulation areas. ZCTAs approximate postal ZIP codes and can differ from them. Small areas carry larger margins of error.