Richest ZIP codes in Queen Anne's County, MD
These are the 12 ZIP codes in Queen Anne's County with the highest median household income, out of 12 with at least 1,000 residents. 21638 (Grasonville, $140,086), 21658 (Queenstown, $128,274) and 21666 (Stevensville, $123,645) lead the list. There is no single "best" ZIP code in Queen Anne's County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.
Richest ZIP codes in Queen Anne's County
| Rank | ZIP | Mailing city | Median household income | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 21638 | Grasonville | $140,086 ±$15,325 | 5,420 | 1,916 | 2,378 |
| 2 | 21658 | Queenstown | $128,274 ±$14,956 | 3,632 | 1,404 | 1,847 |
| 3 | 21666 | Stevensville | $123,645 ±$11,144 | 14,394 | 5,555 | 5,846 |
| 4 | 21617 | Centreville | $116,898 ±$22,815 | 10,428 | 3,985 | 4,359 |
| 5 | 21619 | Chester | $107,639 ±$15,401 | 6,152 | 2,619 | 4,165 |
| 6 | 21657 | Queen Anne | $104,940 ±$21,400 | 1,354 | 522 | 348 |
| 7 | 21620 | Chestertown | $80,530 ±$6,585 | 13,810 | 5,700 | 5,990 |
| 8 | 21668 | Sudlersville | $78,672 ±$6,658 | 2,011 | 773 | 662 |
| 9 | 21623 | Church Hill | $78,345 ±$11,860 | 2,669 | 893 | 851 |
| 10 | 21651 | Millington | $74,063 ±$11,281 | 2,290 | 884 | 998 |
| 11 | 21649 | Marydel | $68,542 ±$25,589 | 1,890 | 546 | 572 |
| 12 | 21640 | Henderson | $53,558 ±$10,703 | 1,163 | 511 | 600 |
How we ranked them
Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population. ZIP codes need at least 1,000 residents to be ranked; 12 of 15 qualify.
Which of these to mail, and why
Higher-income ZIP codes suit offers with a bigger ticket: remodeling, pools, roofing, financial planning, private schools, premium dining. A median describes the middle household, not every door, so the routes inside each ZIP still vary.
The top five ZIP codes on this list hold 15,479 households, on 37 carrier routes with 18,595 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 21638 on the EDDM route map
More rankings
- ZIP codes with the highest home values in Queen Anne's County
- ZIP codes with the highest homeownership in Queen Anne's County
- ZIP codes with the most families with kids in Queen Anne's County
- ZIP codes with the most new movers in Queen Anne's County
- Youngest ZIP codes in Queen Anne's County
- Oldest ZIP codes in Queen Anne's County
- Fastest-growing ZIP codes in Queen Anne's County
- All Queen Anne's County ZIP codes
Businesses that mail these ZIP codes
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EDDM guides
Frequently asked questions
- Which ZIP code in Queen Anne's County has the highest median household income?
- 21638 (Grasonville), at $140,086 (±$15,325), among 12 ZIP codes with at least 1,000 residents.
- How is this ranking calculated?
- Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population.
- Why are some ZIP codes missing?
- ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.