Rosemont, MD ZIP Codes
One ZIP code serves Rosemont, Maryland: 21758. Together they are home to 4,409 residents in 1,588 households. That is more than the 310 people counted inside Rosemont village limits, because these ZIP codes reach past its boundary.
Rosemont village limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 310 |
| Households | 133 |
| Median household income | $106,250 |
| Median home value | $437,900 |
| Median age | 56 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 4,409 |
| Households (sum of ZIP codes) | 1,588 |
| Median household income, range across ZIP codes | $111,528 (21758) to $111,528 (21758) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $111,528 |
| Homeowners | 84.4% |
| Households with kids under 18 | 32.6% |
| Moved in the past year | 6.4% |
| Carrier routes in EDDM2GO's route library | 4 routes, 1,841 homes (1 of 1 ZIP codes) |
Every ZIP code in Rosemont
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21758 | Knoxville | 4,409 | 1,588 | $111,528 | $424,600 | 84.4% | 32.6% | 6.4% | 4 | 1,869 | 2% of its land |
A ZIP code is listed for Rosemont when at least 10% of its land lies inside Rosemont village limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Rosemont. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Rosemont.
Counties
- Frederick County — 33 ZIP codes
Nearby cities sharing these ZIP codes
- Brunswick — 2 ZIP codes
Price a mailing to Rosemont ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Rosemont, MD?
- 21758. A ZIP code is listed for Rosemont when at least 10% of its land lies inside Rosemont village limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Rosemont.
- What is the population of Rosemont, MD?
- The Census Bureau counts 310 residents inside Rosemont village limits (ACS 2020–2024). The 1 ZIP code that serve Rosemont hold 4,409 residents in all.
- What is the median household income in Rosemont, MD?
- $106,250 inside Rosemont village limits, per the Census Bureau. Across its ZIP codes the medians run from $111,528 to $111,528.
- How many carrier routes and mailboxes are in Rosemont, MD?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 4 carrier routes reaching 1,841 residential and 28 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.