ZIP Code 20678
ZIP Code Tabulation Area in Calvert County, Maryland.
- Population
- 12,686
- Median household income
- $118,288
- Median home value
- $428,100
+3.5%’19–’23
+25.8%’19–’23
+22.8%’19–’23
ZIP Code 20678 (Calvert County, Maryland) is home to about 12,686 residents. At $118,288, its median household income sits below Calvert County's $132,059.
From 2019 to 2023, ZIP Code 20678's population grew 3.5% from 12,261 to 12,686, while its median gross rent rose 70.0% from $828 to $1,408.
White (non-Hispanic) residents are the largest group, 65.8% of the population. 78.0% of workers drive to work alone.
Demographics
ACS 2019–2023- Population
- 12,686
- Median age
- 38.7 yrs
- Median household income
- $118,288
- Median home value
- $428,100
- Median gross rent
- $1,408
- Housing units
- 5,016
- Homeownership rate
- 79.0%
- Bachelor's degree or higher
- 29.8%
- Unemployment rate
- 2.5%
Trends
ACS 5-year · 2019–202312,26112,686
$94,059$118,288
$348,500$428,100
$828$1,408
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 12,261 | $94,059 | $348,500 | $828 |
| 2020 | 12,418 | $92,479 | $347,400 | $897 |
| 2021 | 12,415 | $109,474 | $357,900 | $915 |
| 2022 | 12,874 | $115,710 | $397,200 | $1,163 |
| 2023 | 12,686 | $118,288 | $428,100 | $1,408 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 56.5%
5 to 1713.9%
18 to 2411.6%
25 to 3411.4%
35 to 4415.9%
45 to 5412.5%
55 to 6411.7%
65 to 7410.1%
75 and over6.4%
| Count | Share | |
|---|---|---|
| Under 5 | 819 | 6.5% |
| 5 to 17 | 1,766 | 13.9% |
| 18 to 24 | 1,474 | 11.6% |
| 25 to 34 | 1,448 | 11.4% |
| 35 to 44 | 2,015 | 15.9% |
| 45 to 54 | 1,586 | 12.5% |
| 55 to 64 | 1,485 | 11.7% |
| 65 to 74 | 1,276 | 10.1% |
| 75 and over | 817 | 6.4% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 8,353 | 65.8% |
| Black or African American | 2,103 | 16.6% |
| American Indian & Alaska Native | 17 | 0.1% |
| Asian | 358 | 2.8% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 136 | 1.1% |
| Two or more races | 693 | 5.5% |
| Hispanic or Latino (any race) | 1,026 | 8.1% |
Educational attainment (age 25+)
No high school diploma7.4%
High school graduate31.8%
Some college or associate's31.0%
Bachelor's degree16.9%
Graduate or professional degree13.0%
| Count | Share | |
|---|---|---|
| No high school diploma | 636 | 7.4% |
| High school graduate | 2,745 | 31.8% |
| Some college or associate's | 2,673 | 31.0% |
| Bachelor's degree | 1,455 | 16.9% |
| Graduate or professional degree | 1,118 | 13.0% |
Commute to work
- Mean travel time to work
- 40 min
Drove alone78.0%
Carpooled7.0%
Public transit0.6%
Walked1.2%
Bicycle0.0%
Worked from home11.5%
Other means1.8%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 5,413 | 78.0% |
| Carpooled | 484 | 7.0% |
| Public transit | 39 | 0.6% |
| Walked | 80 | 1.2% |
| Bicycle | 0 | 0.0% |
| Worked from home | 799 | 11.5% |
| Other means | 125 | 1.8% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 1,492 | 24.3% |
| 15 to 29 min | 1,234 | 20.1% |
| 30 to 44 min | 607 | 9.9% |
| 45 to 59 min | 785 | 12.8% |
| 60+ min | 2,023 | 32.9% |
Households
- Average household size
- 2.61
- Poverty rate
- 9.1% (1,134 of 12,422)
| Count | Share | |
|---|---|---|
| Family households | 3,290 | 69.4% |
| Nonfamily households | 1,454 | 30.6% |
Housing
- Median year structure built
- 1992
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 4,744 | 94.6% |
| Vacant | 272 | 5.4% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 3,748 | 79.0% |
| Renter-occupied | 996 | 21.0% |
1-unit, detached77.1%
1-unit, attached10.4%
2 to 4 units1.2%
5 to 19 units3.0%
20 or more units8.3%
Mobile home & other0.1%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 3,869 | 77.1% |
| 1-unit, attached | 520 | 10.4% |
| 2 to 4 units | 60 | 1.2% |
| 5 to 19 units | 148 | 3.0% |
| 20 or more units | 414 | 8.3% |
| Mobile home & other | 5 | 0.1% |
Geography
- ZCTA
- 20678
- Land area
- 45 sq mi
- Water area
- 9.11 sq mi
- Center point
- 38.5251, -76.5954
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)