ZIP codes
44
Baltimore County, MD Demographics & ZIP Codes
Baltimore County, Maryland demographics and median household income by ZIP code — 44 ZIP codes — population 850,628 — avg. income $115,569 — avg. home value $441,592. Compare income, housing, and ZIP-level data on US5.
Population
850,628
Median household income (avg.)
$115,569
154% of U.S. median
Average home value
$441,592
127% of U.S. median
Average rent
$1,361
117% of U.S. median
Baltimore County demographics
Baltimore County, Maryland covers 44 ZIP codes, with a combined ZIP-area population of about 850,628.
Median household income in Baltimore County
The average median household income across ZIP codes in Baltimore County, Maryland is about $115,569 — about 4% above the MD ZIP average ($111,660), and about 54% above the U.S. median ($75,149).
Among ZIPs with income data, 21051 is near the top at about $189,453, while 21222 (Dundalk) is near the bottom at about $61,934.
Housing in Baltimore County
For housing in Baltimore County, Maryland, the average median home value is about $441,592 and the average median rent is about $1,361.
The most populous ZIP is 21234 (Carney) with about 65,010 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Baltimore County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| City | County | State | ||||
|---|---|---|---|---|---|---|
| 21234 | Carney | Baltimore County | MD | 65,010 | $83,139 | $276,000 |
| 21117 | Owings Mills | Baltimore County | MD | 61,337 | $100,934 | $370,700 |
| 21222 | Dundalk | Baltimore County | MD | 58,935 | $61,934 | $200,800 |
| 21207 | Lochearn | Baltimore County | MD | 49,599 | $64,284 | $248,400 |
| 21228 | Catonsville | Baltimore County | MD | 49,417 | $107,714 | $389,200 |
| 21221 | Essex | Baltimore County | MD | 43,536 | $67,368 | $266,800 |
| 21220 | Middle River | Baltimore County | MD | 42,936 | $79,676 | $279,900 |
| 21236 | Perry Hall | Baltimore County | MD | 39,653 | $92,130 | $306,800 |
| 21244 | Milford Mill | Baltimore County | MD | 39,545 | $84,849 | $271,200 |
| 21093 | Timonium | Baltimore County | MD | 38,895 | $121,771 | $466,200 |
| 21208 | Pikesville | Baltimore County | MD | 38,108 | $90,822 | $313,400 |
| 21227 | Arbutus | Baltimore County | MD | 35,695 | $83,620 | $272,400 |
| 21136 | Reisterstown | Baltimore County | MD | 33,778 | $106,559 | $380,200 |
| 21133 | Randallstown | Baltimore County | MD | 31,847 | $84,248 | $302,000 |
| 21237 | Rosedale | Baltimore County | MD | 30,851 | $90,269 | $280,400 |
| 21209 | Baltimore | Baltimore County | MD | 30,766 | $87,669 | $418,800 |
| 21030 | Cockeysville | Baltimore County | MD | 25,312 | $97,875 | $435,500 |
| 21286 | Hampton | Baltimore County | MD | 21,782 | $93,093 | $402,000 |
| 21204 | Towson | Baltimore County | MD | 19,605 | $98,452 | $571,800 |
| 21128 | Honeygo | Baltimore County | MD | 14,954 | $123,191 | $424,200 |
| 21219 | Edgemere | Baltimore County | MD | 9,873 | $118,500 | $370,800 |
| 21120 | — | Baltimore County | MD | 7,286 | $157,275 | $552,400 |
| 21131 | Cockeysville | Baltimore County | MD | 7,050 | $187,250 | $662,900 |
| 21163 | Randallstown | Baltimore County | MD | 7,031 | $131,154 | $598,700 |
| 21152 | — | Baltimore County | MD | 6,402 | $119,833 | $529,200 |
| 21013 | Fallston | Baltimore County | MD | 5,985 | $170,333 | $577,700 |
| 21087 | Kingsville | Baltimore County | MD | 5,742 | $124,500 | $505,200 |
| 21111 | — | Baltimore County | MD | 4,690 | $135,781 | $585,400 |
| 21252 | Towson | Baltimore County | MD | 4,675 | — | — |
| 21162 | Honeygo | Baltimore County | MD | 4,511 | $168,021 | $463,400 |
| 21057 | Carney | Baltimore County | MD | 4,463 | $170,417 | $609,000 |
| 21155 | — | Baltimore County | MD | 3,124 | $124,219 | $537,700 |
| 21053 | — | Baltimore County | MD | 3,018 | $100,015 | $445,300 |
| 21250 | Catonsville | Baltimore County | MD | 3,001 | — | — |
| 21082 | Pleasant Hills | Baltimore County | MD | 525 | $144,426 | $525,400 |
| 21153 | Pikesville | Baltimore County | MD | 519 | $184,643 | $988,200 |
| 21071 | — | Baltimore County | MD | 355 | $138,456 | $451,800 |
| 21156 | Kingsville | Baltimore County | MD | 297 | $124,648 | $486,500 |
| 21052 | Edgemere | Baltimore County | MD | 246 | $117,222 | $268,300 |
| 21051 | — | Baltimore County | MD | 132 | $189,453 | $562,500 |
| 21023 | — | Baltimore County | MD | 83 | $81,438 | $625,000 |
| 21105 | — | Baltimore County | MD | 31 | — | — |
| 21031 | Cockeysville | Baltimore County | MD | 25 | — | — |
| 21285 | Towson | Baltimore County | MD | 3 | — | — |
Frequently asked questions
What are the demographics of Baltimore County?
Baltimore County, Maryland has a combined ZIP-area population of about 850,628 across 44 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Baltimore County?
The average median household income across ZIP codes in Baltimore County, Maryland is about $115,569, about 4% above the state ZIP average ($111,660), and about 54% above the U.S. median ($75,149). Average median home value is about $441,592. Among ZIPs with data, 21051 is near the top ($189,453) and 21222 (Dundalk) is near the bottom ($61,934).
How many ZIP codes are in Baltimore County?
Baltimore County, Maryland includes 44 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Baltimore County?
This page lists ZIP codes in Baltimore County, Maryland with population, median household income, and home value. Select a ZIP for a full demographics profile.