ZIP code 20670: Patuxent River, MD
20670 is a ZIP code in Patuxent River, Maryland, mainly in St. Mary's County, part of the Lexington Park, MD metro area. About 2,046 people live here.
- Population
- 2,046
- Median household income
- $70,371
- Typical home value
- —
- Median rent
- $2,292gross, per month
- Median age
- 22.9
- Homeowners
- 0%of occupied homes
Shaded: ZIP code 20670's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 20670 details
| City | Patuxent River |
|---|---|
| State | Maryland |
| County | St. Mary's County |
| Metro area | Lexington Park, MD |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 9.4 sq mi, plus 5.7 sq mi of water |
| Population density | 219 people per sq mi |
| Bachelor's degree or higher | 29.8% of adults 25+ |
| Average commute | 8.1 minutes |
| Center coordinates | 38.28485, -76.40766 |
Median rent in 20670 by bedrooms
| Size | Median gross rent |
|---|---|
| 3 bedrooms | $2,335/mo |
| 4 bedrooms | $2,209/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 20670
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 20653 | Lexington Park, MD | 3.5 mi | 26,852 |
| 20688 | Solomons, MD | 4.2 mi | 1,290 |
| 20629 | Dowell, MD | 4.9 mi | 1,150 |
| 20667 | Park Hall, MD | 5.3 mi | 150 |
| 20634 | Great Mills, MD | 5.7 mi | 7,088 |
| 20619 | California, MD | 6.5 mi | 14,212 |
| 20686 | Saint Marys City, MD | 6.9 mi | 971 |
| 20657 | Lusby, MD | 7.1 mi | 20,699 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
About ZIP code 20670
What city is ZIP code 20670?
ZIP code 20670 is in Patuxent River, MD, in St. Mary's County.
What county is ZIP code 20670 in?
20670 is mainly in St. Mary's County, Maryland.
What is the population of ZIP code 20670?
About 2,046 people live in ZIP code 20670, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 20670 in?
20670 is in Eastern Time (UTC−5). It observes daylight saving time.