| ZIP Code | 20659 |
|---|---|
| City | Mechanicsville |
| State | Maryland (MD) |
| County | St. Mary's County |
| Area Code | 227/240/301 |
| Elevation | 154 ft |
| Latitude | 38.407894 |
|---|---|
| Longitude | -76.732045 |
| Timezone | New York (DST) |
| FIPS | 24037 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 37.5 yrs ↓ 6% since 2019 |
|---|---|
| Avg Household Size | 2.95 |
| Below Poverty | 7.2% ▼ 28% below avg |
| College Grads | 35.4% ▼ 9% below avg |
| Unemployment | 3.2% ▼ 35% below avg |
| No HS Diploma | 171 (1.2%) |
| HS Graduate | 5,156 (35.9%) |
| Some College | 2,110 (14.7%) |
| Associates | 1,839 (12.8%) |
| Bachelors | 1,259 (8.8%) |
| Graduate Degree | 3,825 (26.6%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $117,571 ▲ 54% above avg ↑ 23% since 2019 |
|---|---|
| Median Home Value | $388,400 ▲ 39% above avg ↑ 30% since 2019 |
| Home/Income Ratio | 3.3x (nat avg ~3.5x) |
| Median Rent | $1,781/mo ↑ 46% since 2019 |
| Total Units | 8,546 |
| Vacant Units | 445 |
| Avg HH Size | 2.95 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 8,546 |
|---|---|
| Vacant | 445 |
| Owner Occupied | 90.5% |
| Renter Occupied | 9.5% |
| Avg HH Size | 2.95 |
ZIP code 20659 is located in Mechanicsville, Maryland, within St. Mary's County. With a population of 23,918, this is a moderately populated ZIP code with a relatively young community — the median age is 37.5 years. Economically, 20659 is a upper-middle-income ZIP code: the median household income of $117,571 is significantly above the national average.
Real estate in ZIP code 20659 represents a mid-range housing market. The median home value of $388,400 is above the national average. Renters can expect to pay around $1,781 per month in median rent. Homeownership is strong here — 90.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 30% since 2019.
The population of 20659 is primarily White (85.45%). Residents are moderately educated — 35.4% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 7.2%. Household income has grown by 23% since 2019.
The unemployment rate in 20659 stands at 3.2%, which is below the national average. About 15% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 74%.
Overall, ZIP code 20659 in Mechanicsville, MD is characterized as upper-middle-income, moderately educated, a relatively young community, and predominantly owner-occupied. With 23,918 residents, a median household income of $117,571, and a median home value of $388,400, it offers a clear picture of life in this part of Maryland.