ZIP code 20684: Saint Inigoes, MD
20684 is a ZIP code in Saint Inigoes, Maryland, mainly in St. Mary's County, part of the Lexington Park, MD metro area. About 802 people live here.
- Population
- 802
- Median household income
- $180,060
- Typical home value
- $466,600+2.7% in 12 months
- Median rent
- —gross, per month
- Median age
- 44.2
- Homeowners
- 93%of occupied homes
Shaded: ZIP code 20684's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 20684 details
| City | Saint Inigoes |
|---|---|
| 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 | 8.3 sq mi, plus 3.4 sq mi of water |
| Population density | 96 people per sq mi |
| Bachelor's degree or higher | 49.7% of adults 25+ |
| Average commute | 22.2 minutes |
| Center coordinates | 38.12549, -76.42054 |
ZIP codes near 20684
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 20680 | Ridge, MD | 2.2 mi | 663 |
| 20630 | Drayden, MD | 3.3 mi | 559 |
| 20686 | Saint Marys City, MD | 4.3 mi | 971 |
| 20628 | Dameron, MD | 4.8 mi | 503 |
| 20692 | Valley Lee, MD | 5.7 mi | 505 |
| 20687 | Scotland, MD | 6.1 mi | 415 |
| 20667 | Park Hall, MD | 6.4 mi | 150 |
| 20674 | Piney Point, MD | 6.4 mi | 769 |
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
Buying a home in 20684?
A typical home in ZIP code 20684 is worth about $466,600 (Zillow Home Value Index). The median household here earns $180,060 a year. See what buying here would cost per month, with Maryland average taxes and insurance filled in.
Monthly payment for a $466,600 homeWhat can a $180,060 income afford?Rental property numbers
About ZIP code 20684
What city is ZIP code 20684?
ZIP code 20684 is in Saint Inigoes, MD, in St. Mary's County.
What county is ZIP code 20684 in?
20684 is mainly in St. Mary's County, Maryland.
What is the population of ZIP code 20684?
About 802 people live in ZIP code 20684, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 20684 in?
20684 is in Eastern Time (UTC−5). It observes daylight saving time.