ZIP Code 20815
ZIP Code Tabulation Area in Montgomery County, Maryland.
- Population
- 31,269
- Median household income
- $198,243
- Median home value
- $1,230,700
+2.0%’19–’23
+26.5%’19–’23
+22.5%’19–’23
ZIP Code 20815 (Montgomery County, Maryland) is home to about 31,269 residents. The median household income of $198,243 is above the Montgomery County median ($128,733).
Between 2019 and 2023, ZIP Code 20815's population grew 2.0% from 30,664 to 31,269, while its median gross rent rose 15.4% from $2,087 to $2,408.
The largest age group is 5 to 17, 18.3% of residents. White (non-Hispanic) residents are the largest group, 73.1% of the population.
Demographics
ACS 2019–2023- Population
- 31,269
- Median age
- 46.9 yrs
- Median household income
- $198,243
- Median home value
- $1,230,700
- Median gross rent
- $2,408
- Housing units
- 14,192
- Homeownership rate
- 66.4%
- Bachelor's degree or higher
- 85.0%
- Unemployment rate
- 2.3%
Trends
ACS 5-year · 2019–202330,66431,269
$156,686$198,243
$1,004,300$1,230,700
$2,087$2,408
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 30,664 | $156,686 | $1,004,300 | $2,087 |
| 2020 | 30,908 | $163,016 | $1,012,700 | $1,993 |
| 2021 | 31,235 | $175,053 | $1,066,300 | $2,237 |
| 2022 | 31,080 | $185,873 | $1,205,400 | $2,351 |
| 2023 | 31,269 | $198,243 | $1,230,700 | $2,408 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 53.6%
5 to 1718.3%
18 to 245.8%
25 to 348.6%
35 to 4410.9%
45 to 5414.5%
55 to 6412.9%
65 to 7412.2%
75 and over13.2%
| Count | Share | |
|---|---|---|
| Under 5 | 1,140 | 3.6% |
| 5 to 17 | 5,707 | 18.3% |
| 18 to 24 | 1,808 | 5.8% |
| 25 to 34 | 2,682 | 8.6% |
| 35 to 44 | 3,397 | 10.9% |
| 45 to 54 | 4,548 | 14.5% |
| 55 to 64 | 4,026 | 12.9% |
| 65 to 74 | 3,820 | 12.2% |
| 75 and over | 4,141 | 13.2% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 22,856 | 73.1% |
| Black or African American | 2,124 | 6.8% |
| American Indian & Alaska Native | 16 | 0.1% |
| Asian | 2,947 | 9.4% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 84 | 0.3% |
| Two or more races | 1,377 | 4.4% |
| Hispanic or Latino (any race) | 1,865 | 6.0% |
Educational attainment (age 25+)
No high school diploma2.0%
High school graduate4.8%
Some college or associate's8.2%
Bachelor's degree26.1%
Graduate or professional degree58.9%
| Count | Share | |
|---|---|---|
| No high school diploma | 461 | 2.0% |
| High school graduate | 1,078 | 4.8% |
| Some college or associate's | 1,862 | 8.2% |
| Bachelor's degree | 5,894 | 26.1% |
| Graduate or professional degree | 13,319 | 58.9% |
Commute to work
- Mean travel time to work
- 29 min
Drove alone38.9%
Carpooled3.1%
Public transit12.7%
Walked5.1%
Bicycle1.1%
Worked from home35.4%
Other means3.5%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 6,133 | 38.9% |
| Carpooled | 492 | 3.1% |
| Public transit | 2,006 | 12.7% |
| Walked | 810 | 5.1% |
| Bicycle | 179 | 1.1% |
| Worked from home | 5,581 | 35.4% |
| Other means | 549 | 3.5% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 1,846 | 18.2% |
| 15 to 29 min | 3,000 | 29.5% |
| 30 to 44 min | 3,399 | 33.4% |
| 45 to 59 min | 1,363 | 13.4% |
| 60+ min | 561 | 5.5% |
Households
- Average household size
- 2.36
- Poverty rate
- 3.9% (1,207 of 31,130)
| Count | Share | |
|---|---|---|
| Family households | 8,087 | 61.2% |
| Nonfamily households | 5,120 | 38.8% |
Housing
- Median year structure built
- 1964
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 13,207 | 93.1% |
| Vacant | 985 | 6.9% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 8,776 | 66.4% |
| Renter-occupied | 4,431 | 33.6% |
1-unit, detached48.9%
1-unit, attached4.9%
2 to 4 units1.5%
5 to 19 units3.1%
20 or more units41.5%
Mobile home & other0.1%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 6,941 | 48.9% |
| 1-unit, attached | 693 | 4.9% |
| 2 to 4 units | 216 | 1.5% |
| 5 to 19 units | 443 | 3.1% |
| 20 or more units | 5,891 | 41.5% |
| Mobile home & other | 8 | 0.1% |
Geography
- ZCTA
- 20815
- Land area
- 5.38 sq mi
- Water area
- 0.01 sq mi
- Center point
- 38.9834, -77.0793
Counties this ZIP covers
1Compare with nearby ZIP codes
5National 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)