US ZIP Code
20676

Port Republic, MD

Calvert County  ·  Maryland

● Active
👥 3,412 Population ↓ 11% since 2019
💰 $150,916 Median HH Income
▲ 98% above avg ↑ 24% since 2019
🎂 50.8 Median Age ↑ 27% since 2019
🏠 $471,800 Median Home Value
▲ 69% above avg ↑ 38% since 2019
🎓 40.4% College Grads
≈ Avg
📊 2.5% Unemployment
▼ 49% below avg ↓ 17% since 2019
ZIP Code Details
ZIP Code20676
CityPort Republic
StateMaryland (MD)
CountyCalvert County
Area Code410/443/667
Elevation124 ft
Latitude38.487361
Longitude-76.545326
TimezoneNew York (DST)
FIPS24009
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 53.8% (1,837) Female 46.2% (1,575) ♀

Race & Ethnicity

White: 85.8%Hispanic: 2.2%Black: 5.9%Other: 6.1%Race
White85.8%
Hispanic2.2%
Black5.9%
Other6.1%

Age Breakdown

Under 5
3%
5–17
13%
18–24
8%
25–44
23%
45–64
35%
65+
8%

Key Indicators

Median Age50.8 yrs ↑ 27% since 2019
Avg Household Size2.48
Below Poverty5.1% ▼ 49% below avg
College Grads40.4% ≈ Avg
Unemployment2.5% ▼ 49% below avg
No HS Diploma2 (0.1%)
HS Graduate715 (30.1%)
Some College375 (15.8%)
Associates325 (13.7%)
Bachelors211 (8.9%)
Graduate Degree749 (31.5%)

Education

No HS: 0.1%HS Grad: 30.1%Some College: 15.8%Associates: 13.7%Bachelors: 8.9%Graduate: 31.5%Edu
No HS0.1%
HS Grad30.1%
Some College15.8%
Associates13.7%
Bachelors8.9%
Graduate31.5%
Housing & Income

Housing Tenure

Owner: 87.5%Renter: 12.6%Tenure
Owner87.5%
Renter12.6%

Home Value Distribution

Under $50k
1%
$150k–200k
4%
$200k–300k
5%
$300k–500k
50%
Over $500k
40%

Financials

Median HH Income$150,916 ▲ 98% above avg ↑ 24% since 2019
Median Home Value$471,800 ▲ 69% above avg ↑ 38% since 2019
Home/Income Ratio3.1x (nat avg ~3.5x)
Median Rent$1,733/mo ↓ 12% since 2019
Total Units1,522
Vacant Units151
Avg HH Size2.48

Income Distribution

Under $25k
3%
$25k–50k
8%
$50k–75k
7%
$75k–100k
6%
$100k–150k
22%
$150k–200k
30%
Over $200k
23%
Employment & Commute

How People Get to Work

Drove Alone
77%
Public Transit
3%
Walked
2%
Work From Home
19%

Commute Time

Under 15 min
24%
15–30 min
26%
30–45 min
12%
Over 45 min
38%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
8%
1960s–1970s
14%
1980s–1990s
21%
2000+
54%

Summary

Total Units1,522
Vacant151
Owner Occupied87.5%
Renter Occupied12.6%
Avg HH Size2.48
Frequently Asked Questions
ZIP code 20676 is in Port Republic, MD, in Calvert County.
ZIP code 20676 is located in Maryland (MD).
ZIP code 20676 is in Calvert County, MD.
ZIP 20676 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 20676 is 3,412 people (ACS 2023).
The median household income in ZIP code 20676 is $150,916 (ACS 2023).
The median home value in ZIP 20676 is $471,800 (ACS 2023).
About ZIP Code 20676

ZIP code 20676 is located in Port Republic, Maryland, within Calvert County. With a population of 3,412, this is a sparsely populated ZIP code with a mature community — the median age is 50.8 years. Economically, 20676 is a affluent ZIP code: the median household income of $150,916 is significantly above the national average.

Real estate in ZIP code 20676 represents a premium housing market. The median home value of $471,800 is significantly above the national average. Renters can expect to pay around $1,733 per month in median rent. Homeownership is strong here — 87.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 38% since 2019.

The population of 20676 is primarily White (85.81%). Residents are well-educated — 40.4% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 5.1%. Household income has grown by 24% since 2019.

The unemployment rate in 20676 stands at 2.5%, which is below the national average. About 18% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 72%.

Overall, ZIP code 20676 in Port Republic, MD is characterized as affluent, well-educated, a mature community, and predominantly owner-occupied. With 3,412 residents, a median household income of $150,916, and a median home value of $471,800, it offers a clear picture of life in this part of Maryland.