White Marsh, MD ZIP Codes
4 ZIP codes serve White Marsh, Maryland: 21236, 21237, 21128 and 21162. Together they are home to 91,079 residents in 35,283 households. That is more than the 10,932 people counted inside White Marsh Census-designated place, because these ZIP codes reach past its boundary. Median household income ranges from $91,693 in 21237 to $157,813 in 21162.
White Marsh Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 10,932 |
| Households | 4,367 |
| Median household income | $117,426 |
| Median home value | $369,200 |
| Median age | 38.6 |
| Median rent | $1,982 |
All 4 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 91,079 |
| Households (sum of ZIP codes) | 35,283 |
| Median household income, range across ZIP codes | $91,693 (21237) to $157,813 (21162) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $101,935 |
| Homeowners | 70.1% |
| Households with kids under 18 | 30.0% |
| Moved in the past year | 9.4% |
| Carrier routes in EDDM2GO's route library | 69 routes, 37,949 homes (4 of 4 ZIP codes) |
Top facts
- Highest median household income in White Marsh: 21162 ($157,813)
- Most residents: 21236 (39,514 people)
- Highest homeownership: 21162 (88.9% own their home)
- Most households with kids: 21162 (38.3% of households)
- Most new movers: 21237 (14.2% moved in last year)
- Youngest median age: 21162 (37.5 years)
- Highest median home value: 21162 ($451,600)
Every ZIP code in White Marsh
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21236 | Nottingham | 39,514 | 15,698 | $95,149 | $327,200 | 69.6% | 31.8% | 7.8% | 34 | 18,084 | 17% of its land |
| 21237 | Rosedale | 31,425 | 12,417 | $91,693 | $295,600 | 62.1% | 26.8% | 14.2% | 21 | 13,908 | 10% of its land |
| 21128 | Perry Hall | 15,501 | 5,609 | $128,069 | $449,500 | 84.0% | 29.6% | 5.7% | 10 | 6,290 | 31% of its land |
| 21162 | White Marsh | 4,639 | 1,559 | $157,813 | $451,600 | 88.9% | 38.3% | 1.9% | 4 | 2,140 | mailing city |
A ZIP code is listed for White Marsh when at least 10% of its land lies inside the White Marsh Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is White Marsh. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside White Marsh.
Counties
- Baltimore County — 54 ZIP codes
Nearby cities sharing these ZIP codes
- Perry Hall — 3 ZIP codes
- Rossville — 2 ZIP codes
- Overlea — 3 ZIP codes
- Rosedale — 2 ZIP codes
- Honeygo — 2 ZIP codes
Price a mailing to White Marsh ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in White Marsh, MD?
- 21236, 21237, 21128 and 21162. A ZIP code is listed for White Marsh when at least 10% of its land lies inside the White Marsh Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is White Marsh.
- What is the population of White Marsh, MD?
- The Census Bureau counts 10,932 residents inside White Marsh Census-designated place (ACS 2020–2024). The 4 ZIP codes that serve White Marsh hold 91,079 residents in all.
- What is the median household income in White Marsh, MD?
- $117,426 inside White Marsh Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $91,693 to $157,813.
- Which White Marsh ZIP code has the highest median household income?
- 21162, at $157,813, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in White Marsh, MD?
- For the 4 of 4 ZIP codes in EDDM2GO's stored route library: 69 carrier routes reaching 37,949 residential and 2,474 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.