21529 vs 21557 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21529, Orange = ZIP 21557.
Quick verdict: ZIP 21529 is wealthier, higher home values, more diverse. ZIP 21557 is lower poverty rate, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 21529
Ellerslie CDP, MD
View full profile →- Population516
- Median Income$34,167
- Median Home Value$145k
- Median Rent$554
- Median Age51.5 yrs
- Poverty Rate17.3%
ZIP 21557
Danville CDP, MD
View full profile →- Population1,323
- Median Income$33,646
- Median Home Value$100k
- Median Rent—
- Median Age49.3 yrs
- Poverty Rate15.3%
Visual comparison (same scale)
Population
5161,323
Median Income
$34,167$33,646
Median Home Value
$145k$100k
Median Rent
$554—
Median Age
51.5 yrs49.3 yrs
Poverty Rate
17.3%15.3%
Demographics
ZIP 21529
Ellerslie CDP, MD
View full profile →- White %92.3%
- Black %0.0%
- Asian %0.0%
- Hispanic %1.0%
- Age 0–17 %9.7%
- Age 18–64 %58.1%
- Age 65+ %32.2%
- Bachelor's+ %3.1%
- Diversity Index14/100
ZIP 21557
Danville CDP, MD
View full profile →- White %92.7%
- Black %0.0%
- Asian %7.3%
- Hispanic %0.0%
- Age 0–17 %15.3%
- Age 18–64 %65.6%
- Age 65+ %19.1%
- Bachelor's+ %24.2%
- Diversity Index13/100
Visual comparison (same scale)
White %
92.3%92.7%
Black %
0.0%0.0%
Asian %
0.0%7.3%
Hispanic %
1.0%0.0%
Age 0–17 %
9.7%15.3%
Age 18–64 %
58.1%65.6%
Age 65+ %
32.2%19.1%
Bachelor's+ %
3.1%24.2%
Diversity Index
14/10013/100
Economy
ZIP 21529
Ellerslie CDP, MD
View full profile →- Median Income$34,167
- Unemployment %9.0%
- IRS Net Migration+30
- Work From Home %0.0%
ZIP 21557
Danville CDP, MD
View full profile →- Median Income$33,646
- Unemployment %0.0%
- IRS Net Migration+78
- Work From Home %10.0%
Visual comparison (same scale)
Median Income
$34,167$33,646
Unemployment %
9.0%0.0%
IRS Net Migration
+30+78
Work From Home %
0.0%10.0%
Housing
ZIP 21529
Ellerslie CDP, MD
View full profile →- Median Home Value$145k
- Median Rent$554
- Owner Occupied %73.0%
- Broadband %67.3%
- Vacant %8.6%
- Median Year Built1962
ZIP 21557
Danville CDP, MD
View full profile →- Median Home Value$100k
- Median Rent—
- Owner Occupied %77.0%
- Broadband %73.6%
- Vacant %14.2%
- Median Year Built1961
Visual comparison (same scale)
Median Home Value
$145k$100k
Median Rent
$554—
Owner Occupied %
73.0%77.0%
Broadband %
67.3%73.6%
Vacant %
8.6%14.2%
Median Year Built
19621961
Climate & Location
ZIP 21529
Ellerslie CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)730 ft
- Nearest Airport42.5 miles (68.4 km)
- Distance to Coast104.2 miles (167.6 km)
ZIP 21557
Danville CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)965 ft
- Nearest Airport51.0 miles (82.1 km)
- Distance to Coast106.2 miles (170.9 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
730 ft965 ft
Nearest Airport
42.5 miles (68.4 km)51.0 miles (82.1 km)
Distance to Coast
104.2 miles (167.6 km)106.2 miles (170.9 km)
Infrastructure
ZIP 21529
Ellerslie CDP, MD
View full profile →- Work From Home %0.0%
- Walkability (0–100)23
- Broadband %67.3%
ZIP 21557
Danville CDP, MD
View full profile →- Work From Home %10.0%
- Walkability (0–100)36
- Broadband %73.6%
Visual comparison (same scale)
Work From Home %
0.0%10.0%
Walkability (0–100)
2336
Broadband %
67.3%73.6%
Frequently Asked Questions
How do ZIP 21529 and 21557 compare?
ZIP 21529 is wealthier, higher home values, more diverse. ZIP 21557 is lower poverty rate, lower unemployment, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (21529), orange the second (21557). 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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