ZIP Code 20674
ZIP Code Tabulation Area in St. Mary's County, Maryland.
- Population
- 638
- Median household income
- $126,029
- Median home value
- $398,600
-24.8%’19–’23
-23.9%’22–’23
-11.4%’19–’23
Covering part of St. Mary's County, Maryland, ZIP Code 20674 has about 638 residents. At $126,029, its median household income sits above St. Mary's County's $114,580.
From 2019 to 2023, ZIP Code 20674's population declined 24.8% from 848 to 638, while its median gross rent rose 26.6% from $1,348 to $1,707.
Households average 2.64 people. The median gross rent is $1,707.
Demographics
ACS 2019–2023- Population
- 638
- Median age
- 36.8 yrs
- Median household income
- $126,029
- Median home value
- $398,600
- Median gross rent
- $1,707
- Housing units
- 331
- Homeownership rate
- 77.3%
- Bachelor's degree or higher
- 37.1%
- Unemployment rate
- 7.0%
Trends
ACS 5-year · 2019–2023848638
$165,650$126,029
$450,000$398,600
$1,348$1,707
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 848 | — | $450,000 | $1,348 |
| 2020 | 1,082 | — | $298,900 | $1,330 |
| 2021 | 1,102 | — | $294,600 | $1,575 |
| 2022 | 807 | $165,650 | $297,500 | $1,725 |
| 2023 | 638 | $126,029 | $398,600 | $1,707 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 54.7%
5 to 1716.3%
18 to 241.3%
25 to 3424.6%
35 to 443.3%
45 to 5415.7%
55 to 649.1%
65 to 7416.9%
75 and over8.2%
| Count | Share | |
|---|---|---|
| Under 5 | 30 | 4.7% |
| 5 to 17 | 104 | 16.3% |
| 18 to 24 | 8 | 1.3% |
| 25 to 34 | 157 | 24.6% |
| 35 to 44 | 21 | 3.3% |
| 45 to 54 | 100 | 15.7% |
| 55 to 64 | 58 | 9.1% |
| 65 to 74 | 108 | 16.9% |
| 75 and over | 52 | 8.2% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 440 | 69.0% |
| Black or African American | 70 | 11.0% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 30 | 4.7% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 50 | 7.8% |
| Hispanic or Latino (any race) | 48 | 7.5% |
Educational attainment (age 25+)
No high school diploma14.9%
High school graduate30.4%
Some college or associate's17.5%
Bachelor's degree24.4%
Graduate or professional degree12.7%
| Count | Share | |
|---|---|---|
| No high school diploma | 74 | 14.9% |
| High school graduate | 151 | 30.4% |
| Some college or associate's | 87 | 17.5% |
| Bachelor's degree | 121 | 24.4% |
| Graduate or professional degree | 63 | 12.7% |
Commute to work
- Mean travel time to work
- 27 min
Drove alone72.5%
Carpooled0.0%
Public transit0.0%
Walked3.6%
Bicycle0.0%
Worked from home23.9%
Other means0.0%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 222 | 72.5% |
| Carpooled | 0 | 0.0% |
| Public transit | 0 | 0.0% |
| Walked | 11 | 3.6% |
| Bicycle | 0 | 0.0% |
| Worked from home | 73 | 23.9% |
| Other means | 0 | 0.0% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 17 | 7.3% |
| 15 to 29 min | 81 | 34.8% |
| 30 to 44 min | 135 | 57.9% |
| 45 to 59 min | 0 | 0.0% |
| 60+ min | 0 | 0.0% |
Households
- Average household size
- 2.64
- Poverty rate
- 1.4% (8 of 578)
| Count | Share | |
|---|---|---|
| Family households | 179 | 74.0% |
| Nonfamily households | 63 | 26.0% |
Housing
- Median year structure built
- 1972
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 242 | 73.1% |
| Vacant | 89 | 26.9% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 187 | 77.3% |
| Renter-occupied | 55 | 22.7% |
1-unit, detached74.9%
1-unit, attached12.7%
2 to 4 units0.0%
5 to 19 units0.0%
20 or more units0.0%
Mobile home & other12.4%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 248 | 74.9% |
| 1-unit, attached | 42 | 12.7% |
| 2 to 4 units | 0 | 0.0% |
| 5 to 19 units | 0 | 0.0% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 41 | 12.4% |
Geography
- ZCTA
- 20674
- Land area
- 1.83 sq mi
- Water area
- 3.95 sq mi
- Center point
- 38.1471, -76.5352
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)