Darnestown, MD ZIP Codes
2 ZIP codes serve Darnestown, Maryland: 20878 and 20874. Together they are home to 128,853 residents in 46,899 households. That is more than the 7,051 people counted inside Darnestown Census-designated place, because these ZIP codes reach past its boundary. Median household income ranges from $115,022 in 20874 to $144,313 in 20878.
Darnestown Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 7,051 |
| Households | 2,335 |
| Median household income | $232,135 |
| Median home value | $958,200 |
| Median age | 47.1 |
| Median rent | $3,501 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 128,853 |
| Households (sum of ZIP codes) | 46,899 |
| Median household income, range across ZIP codes | $115,022 (20874) to $144,313 (20878) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $130,159 |
| Homeowners | 67.8% |
| Households with kids under 18 | 34.9% |
| Moved in the past year | 11.4% |
| Carrier routes in EDDM2GO's route library | 83 routes, 50,403 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Darnestown: 20878 ($144,313)
- Most residents: 20878 (66,115 people)
- Highest homeownership: 20878 (69.2% own their home)
- Most households with kids: 20874 (35.5% of households)
- Most new movers: 20874 (11.5% moved in last year)
- Youngest median age: 20874 (37.6 years)
- Highest median home value: 20878 ($715,800)
Every ZIP code in Darnestown
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 20878 | Gaithersburg | 66,115 | 24,237 | $144,313 | $715,800 | 69.2% | 34.3% | 11.4% | 51 | 27,026 | 23% of its land |
| 20874 | Germantown | 62,738 | 22,662 | $115,022 | $399,000 | 66.4% | 35.5% | 11.5% | 32 | 25,142 | 45% of its land |
A ZIP code is listed for Darnestown when at least 10% of its land lies inside the Darnestown Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Darnestown. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Darnestown.
Counties
- Montgomery County — 48 ZIP codes
Nearby cities sharing these ZIP codes
- Gaithersburg — 5 ZIP codes
- North Potomac — 2 ZIP codes
- Germantown — 2 ZIP codes
Price a mailing to Darnestown ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Darnestown, MD?
- 20878 and 20874. A ZIP code is listed for Darnestown when at least 10% of its land lies inside the Darnestown Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Darnestown.
- What is the population of Darnestown, MD?
- The Census Bureau counts 7,051 residents inside Darnestown Census-designated place (ACS 2020–2024). The 2 ZIP codes that serve Darnestown hold 128,853 residents in all.
- What is the median household income in Darnestown, MD?
- $232,135 inside Darnestown Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $115,022 to $144,313.
- Which Darnestown ZIP code has the highest median household income?
- 20878, at $144,313, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Darnestown, MD?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 83 carrier routes reaching 50,403 residential and 1,763 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.