ZIP Code 21156
ZIP Code Tabulation Area in Baltimore County, Maryland.
- Population
- 297
- Median household income
- $124,648
- Median home value
- $486,500
-6.0%’19–’23
+11.1%’19–’23
+43.5%’19–’23
Covering part of Baltimore County, Maryland, ZIP Code 21156 has about 297 residents. Its median household income of $124,648 runs above the Baltimore County figure of $90,904.
From 2019 to 2023, ZIP Code 21156's population declined 6.0% from 316 to 297, while its median household income rose 11.1% from $112,222 to $124,648.
0.0% of residents live below the poverty line. Households average 3.58 people.
Demographics
ACS 2019–2023- Population
- 297
- Median age
- 34.2 yrs
- Median household income
- $124,648
- Median home value
- $486,500
- Median gross rent
- —
- Housing units
- 83
- Homeownership rate
- 100.0%
- Bachelor's degree or higher
- 65.5%
- Unemployment rate
- 0.0%
Trends
ACS 5-year · 2019–2023316297
$112,222$124,648
$339,000$486,500
| Year | Population | Median household income | Median home value |
|---|---|---|---|
| 2019 | 316 | $112,222 | $339,000 |
| 2020 | 371 | $138,083 | $347,700 |
| 2021 | 381 | $117,750 | $351,900 |
| 2022 | 362 | $129,583 | $461,400 |
| 2023 | 297 | $124,648 | $486,500 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 532.0%
5 to 174.4%
18 to 245.1%
25 to 3417.5%
35 to 4419.2%
45 to 540.0%
55 to 6418.5%
65 to 743.4%
75 and over0.0%
| Count | Share | |
|---|---|---|
| Under 5 | 95 | 32.0% |
| 5 to 17 | 13 | 4.4% |
| 18 to 24 | 15 | 5.1% |
| 25 to 34 | 52 | 17.5% |
| 35 to 44 | 57 | 19.2% |
| 45 to 54 | 0 | 0.0% |
| 55 to 64 | 55 | 18.5% |
| 65 to 74 | 10 | 3.4% |
| 75 and over | 0 | 0.0% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 266 | 89.6% |
| Black or African American | 0 | 0.0% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 0 | 0.0% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 31 | 10.4% |
| Hispanic or Latino (any race) | 0 | 0.0% |
Educational attainment (age 25+)
No high school diploma0.0%
High school graduate9.2%
Some college or associate's25.3%
Bachelor's degree35.6%
Graduate or professional degree29.9%
| Count | Share | |
|---|---|---|
| No high school diploma | 0 | 0.0% |
| High school graduate | 16 | 9.2% |
| Some college or associate's | 44 | 25.3% |
| Bachelor's degree | 62 | 35.6% |
| Graduate or professional degree | 52 | 29.9% |
Commute to work
Drove alone41.8%
Carpooled0.0%
Public transit0.0%
Walked0.0%
Bicycle0.0%
Worked from home58.2%
Other means0.0%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 51 | 41.8% |
| Carpooled | 0 | 0.0% |
| Public transit | 0 | 0.0% |
| Walked | 0 | 0.0% |
| Bicycle | 0 | 0.0% |
| Worked from home | 71 | 58.2% |
| Other means | 0 | 0.0% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 0 | 0.0% |
| 15 to 29 min | 9 | 17.6% |
| 30 to 44 min | 16 | 31.4% |
| 45 to 59 min | 26 | 51.0% |
| 60+ min | 0 | 0.0% |
Households
- Average household size
- 3.58
- Poverty rate
- 0.0% (0 of 297)
| Count | Share | |
|---|---|---|
| Family households | 83 | 100.0% |
| Nonfamily households | 0 | 0.0% |
Housing
- Median year structure built
- 1957
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 83 | 100.0% |
| Vacant | 0 | 0.0% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 83 | 100.0% |
| Renter-occupied | 0 | 0.0% |
1-unit, detached100.0%
1-unit, attached0.0%
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 | 83 | 100.0% |
| 1-unit, attached | 0 | 0.0% |
| 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
- 21156
- Land area
- 1.05 sq mi
- Water area
- 0 sq mi
- Center point
- 39.4292, -76.4039
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)