Mount Airy, MD ZIP Codes
One ZIP code serves Mount Airy, Maryland: 21771. Together they are home to 33,031 residents in 11,226 households. That is more than the 9,805 people counted inside Mount Airy town limits, because these ZIP codes reach past its boundary.
Mount Airy town limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 9,805 |
| Households | 3,300 |
| Median household income | $151,324 |
| Median home value | $487,400 |
| Median age | 37.8 |
| Median rent | $1,854 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 33,031 |
| Households (sum of ZIP codes) | 11,226 |
| Median household income, range across ZIP codes | $157,302 (21771) to $157,302 (21771) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $157,302 |
| Homeowners | 94.0% |
| Households with kids under 18 | 35.1% |
| Moved in the past year | 9.7% |
| Carrier routes in EDDM2GO's route library | 20 routes, 11,089 homes (1 of 1 ZIP codes) |
Every ZIP code in Mount Airy
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21771 | Mount Airy | 33,031 | 11,226 | $157,302 | $556,200 | 94.0% | 35.1% | 9.7% | 20 | 11,600 | 5% of its land; mailing city |
A ZIP code is listed for Mount Airy when at least 10% of its land lies inside Mount Airy town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Mount Airy. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Mount Airy.
Counties
- Frederick County — 33 ZIP codes
Nearby cities sharing these ZIP codes
- Green Valley — 3 ZIP codes
Price a mailing to Mount Airy ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Mount Airy, MD?
- 21771. A ZIP code is listed for Mount Airy when at least 10% of its land lies inside Mount Airy town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Mount Airy.
- What is the population of Mount Airy, MD?
- The Census Bureau counts 9,805 residents inside Mount Airy town limits (ACS 2020–2024). The 1 ZIP code that serve Mount Airy hold 33,031 residents in all.
- What is the median household income in Mount Airy, MD?
- $151,324 inside Mount Airy town limits, per the Census Bureau. Across its ZIP codes the medians run from $157,302 to $157,302.
- How many carrier routes and mailboxes are in Mount Airy, MD?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 20 carrier routes reaching 11,089 residential and 507 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.