21057 ZIP Code – Glen Arm, Maryland
21057 is a ZIP code serving Glen Arm, Maryland in Baltimore County with a population of approximately 4,530 residents. Residents earn a median household income of $163,462, which is well above the Maryland average and well above the national figure. At $576,100, median home values run well above the national average, with 85.1% owner-occupied housing (decreasing). , with median rent coming in at $1,620 — above the national figure. Housing consists of 92% single-family (increasing), 7% apartments (decreasing).
At 1.7%, the unemployment rate is well below the national figure. The poverty rate of 1.5% is well below the U.S. average. An estimated 58.0% of adults hold a bachelor's degree or higher, well above the national average. The median age is 42.7, near the national median. ZIP codes in the surrounding area include 21082, 21051, 21234.
ZIP Code 21057 Data
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ZIP 21057 vs. Maryland vs. U.S.
| Metric | ZIP 21057 | MD Avg. | U.S. Avg. |
|---|---|---|---|
| Population | 4,530 | 13k | 10k |
| Median Household Income | $163k | $107k | $73k |
| Median Home Value | $576k | $404k | $258k |
| Median Rent | $1,620 | $1,552 | $1,088 |
| Median Age | 42.7 | 43.5 | 43.2 |
| Unemployment Rate | 1.7% | 5.0% | 5.0% |
| Poverty Rate | 1.5% | 9.4% | 13.3% |
| Bachelor's Degree or Higher | 58.0% | 37.6% | 26.9% |
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Nearby ZIP Codes
- 21082 – Hydes
- 21051 – Fork
- 21234 – Parkville
- 21013 – Baldwin
- 21286 – Towson
- 21128 – Perry Hall
- 21236 – Nottingham
- 21087 – Kingsville
- 21131 – Phoenix
- 21156 – Upper Falls
Nearby ZIP Code Comparison
| ZIP Code | City | Population | Median Income |
|---|---|---|---|
| 21082 | HYDES | 694 | $137,399 |
| 21051 | FORK | 113 | Not provided |
| 21234 | PARKVILLE | 66,095 | $80,692 |
| 21013 | BALDWIN | 5,382 | $161,141 |
| 21286 | TOWSON | 21,142 | $92,722 |