ZIP Code 21787
ZIP Code Tabulation Area in Carroll County, Maryland.
- Population
- 11,549
- Median household income
- $88,212
- Median home value
- $344,800
+13.5%’19–’23
+19.4%’19–’23
+24.9%’19–’23
ZIP Code 21787 is a ZIP Code Tabulation Area in Carroll County, Maryland, home to about 11,549 residents. Its median household income of $88,212 runs below the Carroll County figure of $115,876.
From 2019 to 2023, ZIP Code 21787's population grew 13.5% from 10,173 to 11,549, while its median gross rent fell 18.3% from $1,065 to $870.
75.8% of homes are single-family detached houses. The typical home was built around 1986.
Demographics
ACS 2019–2023- Population
- 11,549
- Median age
- 39.5 yrs
- Median household income
- $88,212
- Median home value
- $344,800
- Median gross rent
- $870
- Housing units
- 4,429
- Homeownership rate
- 79.6%
- Bachelor's degree or higher
- 19.3%
- Unemployment rate
- 4.7%
Trends
ACS 5-year · 2019–202310,17311,549
$73,899$88,212
$276,000$344,800
$1,065$870
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 10,173 | $73,899 | $276,000 | $1,065 |
| 2020 | 10,194 | $72,240 | $276,000 | $952 |
| 2021 | 10,697 | $77,352 | $281,200 | $919 |
| 2022 | 10,879 | $83,669 | $321,400 | $853 |
| 2023 | 11,549 | $88,212 | $344,800 | $870 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 55.8%
5 to 1718.5%
18 to 248.1%
25 to 3410.4%
35 to 4412.8%
45 to 5410.0%
55 to 6413.6%
65 to 7411.7%
75 and over9.1%
| Count | Share | |
|---|---|---|
| Under 5 | 675 | 5.8% |
| 5 to 17 | 2,135 | 18.5% |
| 18 to 24 | 936 | 8.1% |
| 25 to 34 | 1,197 | 10.4% |
| 35 to 44 | 1,478 | 12.8% |
| 45 to 54 | 1,152 | 10.0% |
| 55 to 64 | 1,572 | 13.6% |
| 65 to 74 | 1,355 | 11.7% |
| 75 and over | 1,049 | 9.1% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 9,977 | 86.4% |
| Black or African American | 607 | 5.3% |
| American Indian & Alaska Native | 4 | 0.0% |
| Asian | 71 | 0.6% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 288 | 2.5% |
| Hispanic or Latino (any race) | 602 | 5.2% |
Educational attainment (age 25+)
No high school diploma6.6%
High school graduate39.5%
Some college or associate's34.6%
Bachelor's degree12.2%
Graduate or professional degree7.1%
| Count | Share | |
|---|---|---|
| No high school diploma | 515 | 6.6% |
| High school graduate | 3,079 | 39.5% |
| Some college or associate's | 2,703 | 34.6% |
| Bachelor's degree | 953 | 12.2% |
| Graduate or professional degree | 553 | 7.1% |
Commute to work
- Mean travel time to work
- 35 min
Drove alone76.6%
Carpooled9.9%
Public transit1.3%
Walked0.6%
Bicycle0.0%
Worked from home10.0%
Other means1.7%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 3,840 | 76.6% |
| Carpooled | 498 | 9.9% |
| Public transit | 63 | 1.3% |
| Walked | 28 | 0.6% |
| Bicycle | 0 | 0.0% |
| Worked from home | 502 | 10.0% |
| Other means | 84 | 1.7% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 649 | 14.4% |
| 15 to 29 min | 1,333 | 29.5% |
| 30 to 44 min | 1,049 | 23.2% |
| 45 to 59 min | 477 | 10.6% |
| 60+ min | 1,005 | 22.3% |
Households
- Average household size
- 2.69
- Poverty rate
- 10.7% (1,228 of 11,427)
| Count | Share | |
|---|---|---|
| Family households | 2,883 | 67.6% |
| Nonfamily households | 1,379 | 32.4% |
Housing
- Median year structure built
- 1986
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 4,262 | 96.2% |
| Vacant | 167 | 3.8% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 3,392 | 79.6% |
| Renter-occupied | 870 | 20.4% |
1-unit, detached75.8%
1-unit, attached14.8%
2 to 4 units7.1%
5 to 19 units1.2%
20 or more units1.1%
Mobile home & other0.0%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 3,357 | 75.8% |
| 1-unit, attached | 656 | 14.8% |
| 2 to 4 units | 314 | 7.1% |
| 5 to 19 units | 55 | 1.2% |
| 20 or more units | 47 | 1.1% |
| Mobile home & other | 0 | 0.0% |
Geography
- ZCTA
- 21787
- Land area
- 61 sq mi
- Water area
- 0.23 sq mi
- Center point
- 39.6776, -77.1726
Counties this ZIP covers
2Compare 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)