Leonardtown, MD ZIP Codes
One ZIP code serves Leonardtown, Maryland: 20650. Together they are home to 16,094 residents in 5,642 households. That is more than the 4,808 people counted inside Leonardtown town limits, because these ZIP codes reach past its boundary.
Leonardtown town limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 4,808 |
| Households | 1,578 |
| Median household income | $153,819 |
| Median home value | $575,300 |
| Median age | 38.3 |
| Median rent | $2,002 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 16,094 |
| Households (sum of ZIP codes) | 5,642 |
| Median household income, range across ZIP codes | $143,116 (20650) to $143,116 (20650) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $143,116 |
| Homeowners | 78.7% |
| Households with kids under 18 | 39.1% |
| Moved in the past year | 12.4% |
| Carrier routes in EDDM2GO's route library | 10 routes, 5,712 homes (1 of 1 ZIP codes) |
Every ZIP code in Leonardtown
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 20650 | Leonardtown | 16,094 | 5,642 | $143,116 | $481,700 | 78.7% | 39.1% | 12.4% | 10 | 5,932 | 6% of its land; mailing city |
A ZIP code is listed for Leonardtown when at least 10% of its land lies inside Leonardtown town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Leonardtown. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Leonardtown.
Counties
- St. Mary's County — 27 ZIP codes
Price a mailing to Leonardtown ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Leonardtown, MD?
- 20650. A ZIP code is listed for Leonardtown when at least 10% of its land lies inside Leonardtown town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Leonardtown.
- What is the population of Leonardtown, MD?
- The Census Bureau counts 4,808 residents inside Leonardtown town limits (ACS 2020–2024). The 1 ZIP code that serve Leonardtown hold 16,094 residents in all.
- What is the median household income in Leonardtown, MD?
- $153,819 inside Leonardtown town limits, per the Census Bureau. Across its ZIP codes the medians run from $143,116 to $143,116.
- How many carrier routes and mailboxes are in Leonardtown, MD?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 10 carrier routes reaching 5,712 residential and 220 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.