| ZIP Code | 21036 |
|---|---|
| City | Dayton |
| State | Maryland (MD) |
| County | Howard County |
| Area Code | 227/240 |
| Elevation | 533 ft |
| Latitude | 39.234644 |
|---|---|
| Longitude | -77.006739 |
| Timezone | New York (DST) |
| FIPS | 24027 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 50.1 yrs |
|---|---|
| Avg Household Size | 2.64 |
| Below Poverty | 2.8% ▼ 72% below avg |
| College Grads | 73.2% ▲ 89% above avg |
| Unemployment | 7.8% ▲ 60% above avg |
| No HS Diploma | 6 (0.4%) |
| HS Graduate | 124 (8.2%) |
| Some College | 106 (7%) |
| Associates | 172 (11.3%) |
| Bachelors | 74 (4.9%) |
| Graduate Degree | 1,038 (68.3%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $170,313 ▲ 123% above avg ↓ 4% since 2019 |
|---|---|
| Median Home Value | $843,200 ▲ 202% above avg ↑ 20% since 2019 |
| Home/Income Ratio | 5.0x (nat avg ~3.5x) |
| Total Units | 834 |
| Vacant Units | 34 |
| Avg HH Size | 2.64 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 834 |
|---|---|
| Vacant | 34 |
| Owner Occupied | 96.4% |
| Renter Occupied | 3.6% |
| Avg HH Size | 2.64 |
ZIP code 21036 is located in Dayton, Maryland, within Howard County. With a population of 2,162, this is a sparsely populated ZIP code with a mature community — the median age is 50.1 years. Economically, 21036 is a affluent ZIP code: the median household income of $170,313 is more than double the national average.
Real estate in ZIP code 21036 represents among the most expensive housing markets in the country. The median home value of $843,200 is more than double the national average. Homeownership is strong here — 96.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 20% since 2019.
The population of 21036 is primarily White (82.24%). Residents are highly educated — 73.2% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 2.8%. Household income has declined by 4% since 2019.
The unemployment rate in 21036 stands at 7.8%, which is significantly above the national average. A notably high share of workers — 27% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 68%.
Overall, ZIP code 21036 in Dayton, MD is characterized as affluent, highly educated, a mature community, and predominantly owner-occupied. With 2,162 residents, a median household income of $170,313, and a median home value of $843,200, it offers a clear picture of life in this part of Maryland.