ZIP Code 21777
ZIP Code Tabulation Area in Frederick County, Maryland.
- Population
- 2,333
- Median household income
- $136,827
- Median home value
- $441,300
+24.9%’19–’23
+20.7%’19–’23
+23.2%’19–’23
ZIP Code 21777 is a ZIP Code Tabulation Area in Frederick County, Maryland, home to about 2,333 residents. The median household income of $136,827 is above the Frederick County median ($120,458).
Between 2019 and 2023, ZIP Code 21777's population grew 24.9% from 1,868 to 2,333, while its median household income rose 20.7% from $113,319 to $136,827.
The largest age group is 45 to 54, 20.6% of residents. White (non-Hispanic) residents are the largest group, 67.0% of the population.
Demographics
ACS 2019–2023- Population
- 2,333
- Median age
- 43.6 yrs
- Median household income
- $136,827
- Median home value
- $441,300
- Median gross rent
- —
- Housing units
- 750
- Homeownership rate
- 99.6%
- Bachelor's degree or higher
- 41.8%
- Unemployment rate
- 4.8%
Trends
ACS 5-year · 2019–20231,8682,333
$113,319$136,827
$358,200$441,300
| Year | Population | Median household income | Median home value |
|---|---|---|---|
| 2019 | 1,868 | $113,319 | $358,200 |
| 2020 | 2,067 | $112,155 | $335,700 |
| 2021 | 2,277 | $121,739 | $346,900 |
| 2022 | 2,360 | $126,944 | $397,900 |
| 2023 | 2,333 | $136,827 | $441,300 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 57.7%
5 to 1711.7%
18 to 248.9%
25 to 348.4%
35 to 4415.4%
45 to 5420.6%
55 to 6415.8%
65 to 747.9%
75 and over3.6%
| Count | Share | |
|---|---|---|
| Under 5 | 179 | 7.7% |
| 5 to 17 | 272 | 11.7% |
| 18 to 24 | 208 | 8.9% |
| 25 to 34 | 197 | 8.4% |
| 35 to 44 | 360 | 15.4% |
| 45 to 54 | 480 | 20.6% |
| 55 to 64 | 369 | 15.8% |
| 65 to 74 | 185 | 7.9% |
| 75 and over | 83 | 3.6% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 1,564 | 67.0% |
| Black or African American | 232 | 9.9% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 134 | 5.7% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 32 | 1.4% |
| Hispanic or Latino (any race) | 371 | 15.9% |
Educational attainment (age 25+)
No high school diploma5.0%
High school graduate30.0%
Some college or associate's23.2%
Bachelor's degree23.4%
Graduate or professional degree18.3%
| Count | Share | |
|---|---|---|
| No high school diploma | 84 | 5.0% |
| High school graduate | 502 | 30.0% |
| Some college or associate's | 389 | 23.2% |
| Bachelor's degree | 392 | 23.4% |
| Graduate or professional degree | 307 | 18.3% |
Commute to work
- Mean travel time to work
- 43 min
Drove alone56.2%
Carpooled13.1%
Public transit3.4%
Walked2.8%
Bicycle0.0%
Worked from home22.8%
Other means1.8%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 674 | 56.2% |
| Carpooled | 157 | 13.1% |
| Public transit | 41 | 3.4% |
| Walked | 33 | 2.8% |
| Bicycle | 0 | 0.0% |
| Worked from home | 273 | 22.8% |
| Other means | 22 | 1.8% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 83 | 9.0% |
| 15 to 29 min | 252 | 27.2% |
| 30 to 44 min | 48 | 5.2% |
| 45 to 59 min | 236 | 25.5% |
| 60+ min | 308 | 33.2% |
Households
- Average household size
- 3.11
- Poverty rate
- 1.6% (38 of 2,333)
| Count | Share | |
|---|---|---|
| Family households | 716 | 95.5% |
| Nonfamily households | 34 | 4.5% |
Housing
- Median year structure built
- 1998
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 750 | 100.0% |
| Vacant | 0 | 0.0% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 747 | 99.6% |
| Renter-occupied | 3 | 0.4% |
1-unit, detached94.4%
1-unit, attached5.6%
2 to 4 units0.0%
5 to 19 units0.0%
20 or more units0.0%
Mobile home & other0.0%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 708 | 94.4% |
| 1-unit, attached | 42 | 5.6% |
| 2 to 4 units | 0 | 0.0% |
| 5 to 19 units | 0 | 0.0% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 0 | 0.0% |
Geography
- ZCTA
- 21777
- Land area
- 1.1 sq mi
- Water area
- 0 sq mi
- Center point
- 39.2793, -77.5287
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)