Henderson, MD ZIP Codes
2 ZIP codes serve Henderson, Maryland: 21649 and 21640. Together they are home to 3,053 residents in 1,057 households. That is more than the 132 people counted inside Henderson town limits, because these ZIP codes reach past its boundary. Median household income ranges from $53,558 in 21640 to $68,542 in 21649.
Henderson town limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 132 |
| Households | 39 |
| Median household income | $100,938 |
| Median home value | $75,800 |
| Median age | 37.3 |
| Median rent | $1,167 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 3,053 |
| Households (sum of ZIP codes) | 1,057 |
| Median household income, range across ZIP codes | $53,558 (21640) to $68,542 (21649) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $61,298 |
| Homeowners | 87.6% |
| Households with kids under 18 | 32.8% |
| Moved in the past year | 10.5% |
| Carrier routes in EDDM2GO's route library | 3 routes, 1,172 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Henderson: 21649 ($68,542)
- Most residents: 21649 (1,890 people)
- Highest homeownership: 21640 (92.4% own their home)
- Most households with kids: 21649 (35.9% of households)
- Most new movers: 21640 (12.2% moved in last year)
- Youngest median age: 21649 (36.1 years)
- Highest median home value: 21640 ($268,500)
Every ZIP code in Henderson
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21649 | Marydel | 1,890 | 546 | $68,542 | $222,700 | 83.2% | 35.9% | 9.5% | 1 | 583 | 0% of its land |
| 21640 | Henderson | 1,163 | 511 | $53,558 | $268,500 | 92.4% | 29.5% | 12.2% | 2 | 610 | 0% of its land; mailing city |
A ZIP code is listed for Henderson when at least 10% of its land lies inside Henderson town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Henderson. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Henderson.
Counties
- Caroline County — 9 ZIP codes
- Queen Anne's County — 15 ZIP codes
Price a mailing to Henderson ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Henderson, MD?
- 21649 and 21640. A ZIP code is listed for Henderson when at least 10% of its land lies inside Henderson town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Henderson.
- What is the population of Henderson, MD?
- The Census Bureau counts 132 residents inside Henderson town limits (ACS 2020–2024). The 2 ZIP codes that serve Henderson hold 3,053 residents in all.
- What is the median household income in Henderson, MD?
- $100,938 inside Henderson town limits, per the Census Bureau. Across its ZIP codes the medians run from $53,558 to $68,542.
- Which Henderson ZIP code has the highest median household income?
- 21649, at $68,542, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Henderson, MD?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 3 carrier routes reaching 1,172 residential and 21 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.