21140 ZIP Code – Riva, Maryland
21140 is a small ZIP code in Riva, Maryland, part of Anne Arundel County with a population of approximately 4,255 residents. The median household income is $141,411 — above the Maryland average and well above the national average. Median home values of $554,000 are well above the national average, with 98.7% owner-occupied housing (increasing). , with median rent coming in at $1,879 — well above the national figure. Housing consists of 99% single-family (decreasing).
At 0.7%, the unemployment rate is well below the national figure. The poverty rate is 0.8%, well below the national average. 51.7% of adults hold a bachelor's degree or higher, well above the U.S. average. Residents have a median age of 44.2, near the U.S. median. Neighboring ZIP codes include 21035, 21401, 21037.
ZIP Code 21140 Data
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ZIP 21140 vs. Maryland vs. U.S.
| Metric | ZIP 21140 | MD Avg. | U.S. Avg. |
|---|---|---|---|
| Population | 4,255 | 13k | 10k |
| Median Household Income | $141k | $107k | $73k |
| Median Home Value | $554k | $404k | $258k |
| Median Rent | $1,879 | $1,552 | $1,088 |
| Median Age | 44.2 | 43.5 | 43.2 |
| Unemployment Rate | 0.7% | 5.0% | 5.0% |
| Poverty Rate | 0.8% | 9.4% | 13.3% |
| Bachelor's Degree or Higher | 51.7% | 37.6% | 26.9% |
Demographics Charts
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Gender
Education Level (adults 25+)
Nearby ZIP Codes
- 21035 – Davidsonville
- 21401 – Annapolis
- 21037 – Edgewater
- 21403 – Annapolis
- 20776 – Harwood
- 21405 – Annapolis
- 21032 – Crownsville
- 21402 – Annapolis
- 21114 – Crofton
- 21054 – Gambrills
Nearby ZIP Code Comparison
| ZIP Code | City | Population | Median Income |
|---|---|---|---|
| 21035 | DAVIDSONVILLE | 8,360 | $171,185 |
| 21401 | ANNAPOLIS | 40,442 | $114,699 |
| 21037 | EDGEWATER | 21,060 | $127,554 |
| 21403 | ANNAPOLIS | 32,207 | $108,759 |
| 20776 | HARWOOD | 2,966 | $118,092 |