20678 vs 20685 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 20678, Orange = ZIP 20685.
Quick verdict: ZIP 20678 is more affordable rent, more diverse, more educated. ZIP 20685 is wealthier, higher home values, lower poverty rate, lower unemployment, higher work-from-home share.
Quick Facts
ZIP 20678
Prince Frederick CDP, MD
View full profile →- Population12,686
- Median Income$118,288
- Median Home Value$428k
- Median Rent$1,192
- Median Age38.7 yrs
- Poverty Rate9.1%
ZIP 20685
St. Leonard CDP, MD
View full profile →- Population6,481
- Median Income$122,059
- Median Home Value$431k
- Median Rent$1,408
- Median Age45.2 yrs
- Poverty Rate0.5%
Visual comparison (same scale)
Population
12,6866,481
Median Income
$118,288$122,059
Median Home Value
$428k$431k
Median Rent
$1,192$1,408
Median Age
38.7 yrs45.2 yrs
Poverty Rate
9.1%0.5%
Demographics
ZIP 20678
Prince Frederick CDP, MD
View full profile →- White %69.9%
- Black %16.7%
- Asian %2.9%
- Hispanic %8.1%
- Age 0–17 %20.4%
- Age 18–64 %63.1%
- Age 65+ %16.5%
- Bachelor's+ %29.8%
- Diversity Index48/100
ZIP 20685
St. Leonard CDP, MD
View full profile →- White %77.5%
- Black %13.8%
- Asian %0.3%
- Hispanic %2.4%
- Age 0–17 %19.5%
- Age 18–64 %64.3%
- Age 65+ %16.2%
- Bachelor's+ %23.6%
- Diversity Index38/100
Visual comparison (same scale)
White %
69.9%77.5%
Black %
16.7%13.8%
Asian %
2.9%0.3%
Hispanic %
8.1%2.4%
Age 0–17 %
20.4%19.5%
Age 18–64 %
63.1%64.3%
Age 65+ %
16.5%16.2%
Bachelor's+ %
29.8%23.6%
Diversity Index
48/10038/100
Economy
ZIP 20678
Prince Frederick CDP, MD
View full profile →- Median Income$118,288
- Unemployment %2.5%
- IRS Net Migration+745
- Work From Home %11.5%
ZIP 20685
St. Leonard CDP, MD
View full profile →- Median Income$122,059
- Unemployment %1.0%
- IRS Net Migration+381
- Work From Home %17.6%
Visual comparison (same scale)
Median Income
$118,288$122,059
Unemployment %
2.5%1.0%
IRS Net Migration
+745+381
Work From Home %
11.5%17.6%
Housing
ZIP 20678
Prince Frederick CDP, MD
View full profile →- Median Home Value$428k
- Median Rent$1,192
- Owner Occupied %79.0%
- Broadband %92.0%
- Vacant %5.4%
- Median Year Built1992
ZIP 20685
St. Leonard CDP, MD
View full profile →- Median Home Value$431k
- Median Rent$1,408
- Owner Occupied %94.5%
- Broadband %92.4%
- Vacant %5.5%
- Median Year Built1986
Visual comparison (same scale)
Median Home Value
$428k$431k
Median Rent
$1,192$1,408
Owner Occupied %
79.0%94.5%
Broadband %
92.0%92.4%
Vacant %
5.4%5.5%
Median Year Built
19921986
Climate & Location
ZIP 20678
Prince Frederick CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)100 ft
- Nearest Airport19.3 miles (31.1 km)
- Distance to Coast2.8 miles (4.4 km)
ZIP 20685
St. Leonard CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)12 ft
- Nearest Airport12.1 miles (19.4 km)
- Distance to Coast0.8 miles (1.3 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
100 ft12 ft
Nearest Airport
19.3 miles (31.1 km)12.1 miles (19.4 km)
Distance to Coast
2.8 miles (4.4 km)0.8 miles (1.3 km)
Infrastructure
ZIP 20678
Prince Frederick CDP, MD
View full profile →- Work From Home %11.5%
- Walkability (0–100)35
- Broadband %92.0%
ZIP 20685
St. Leonard CDP, MD
View full profile →- Work From Home %17.6%
- Walkability (0–100)20
- Broadband %92.4%
Visual comparison (same scale)
Work From Home %
11.5%17.6%
Walkability (0–100)
3520
Broadband %
92.0%92.4%
Frequently Asked Questions
How do ZIP 20678 and 20685 compare?
ZIP 20678 is more affordable rent, more diverse, more educated. ZIP 20685 is wealthier, higher home values, lower poverty rate, lower unemployment, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (20678), orange the second (20685). The same colors are used in the map markers and comparison bars.
Where does this data come from?
Data is from the U.S. Census Bureau and other federal sources. See our Methodology page for details.
How can I compare other ZIP codes?
From any ZIP page, use the "Compare with Another ZIP" tool, or go to /compare/XXXXX-vs-YYYYY (replace with two 5-digit ZIP codes).
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