21810 vs 21890 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21810, Orange = ZIP 21890.
Quick verdict: ZIP 21810 is wealthier, more educated. ZIP 21890 is more diverse.
Quick Facts
ZIP 21810
Allen CDP, MD
View full profile →- Population125
- Median Income$133,201
- Median Home Value$234k
- Median Age69.3 yrs
- Poverty Rate0.0%
ZIP 21890
MD
View full profile →- Population3,248
- Median Income$0
- Median Home Value—
- Median Age35.2 yrs
- Poverty Rate—
Visual comparison (same scale)
Population
1253,248
Median Income
$133,201$0
Median Home Value
$234k—
Median Age
69.3 yrs35.2 yrs
Poverty Rate
0.0%—
Demographics
ZIP 21810
Allen CDP, MD
View full profile →- White %98.4%
- Black %0.0%
- Asian %0.0%
- Hispanic %0.0%
- Age 0–17 %0.0%
- Age 18–64 %0.0%
- Age 65+ %100.0%
- Bachelor's+ %58.4%
- Diversity Index3/100
ZIP 21890
MD
View full profile →- White %23.3%
- Black %66.3%
- Asian %0.7%
- Hispanic %6.2%
- Age 0–17 %0.0%
- Age 18–64 %96.8%
- Age 65+ %3.2%
- Bachelor's+ %2.1%
- Diversity Index50/100
Visual comparison (same scale)
White %
98.4%23.3%
Black %
0.0%66.3%
Asian %
0.0%0.7%
Hispanic %
0.0%6.2%
Age 0–17 %
0.0%0.0%
Age 18–64 %
0.0%96.8%
Age 65+ %
100.0%3.2%
Bachelor's+ %
58.4%2.1%
Diversity Index
3/10050/100
Economy
ZIP 21810
Allen CDP, MD
View full profile →- Median Income$133,201
- Unemployment %0.0%
- IRS Net Migration+7
- Work From Home %0.0%
- Mean Commute (min)41 min
ZIP 21890
MD
View full profile →- Median Income$0
- Unemployment %—
- IRS Net Migration+191
- Work From Home %—
- Mean Commute (min)0 min
Visual comparison (same scale)
Median Income
$133,201$0
Unemployment %
0.0%—
IRS Net Migration
+7+191
Work From Home %
0.0%—
Mean Commute (min)
41 min0 min
Housing
ZIP 21810
Allen CDP, MD
View full profile →- Median Home Value$234k
- Owner Occupied %100.0%
- Broadband %100.0%
- Vacant %0.0%
- Median Year Built1993
ZIP 21890
MD
View full profile →- Median Home Value—
- Owner Occupied %—
- Broadband %—
- Vacant %—
- Median Year Built1800
Visual comparison (same scale)
Median Home Value
$234k—
Owner Occupied %
100.0%—
Broadband %
100.0%—
Vacant %
0.0%—
Median Year Built
19931800
Climate & Location
ZIP 21810
Allen CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)10 ft
- Nearest Airport11.1 miles (17.8 km)
- Distance to Coast2.4 miles (3.9 km)
ZIP 21890
MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)10 ft
- Nearest Airport16.5 miles (26.5 km)
- Distance to Coast2.7 miles (4.3 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
10 ft10 ft
Nearest Airport
11.1 miles (17.8 km)16.5 miles (26.5 km)
Distance to Coast
2.4 miles (3.9 km)2.7 miles (4.3 km)
Infrastructure
ZIP 21810
Allen CDP, MD
View full profile →- Mean Commute (min)41 min
- Work From Home %0.0%
- Walkability (0–100)0
- Broadband %100.0%
ZIP 21890
MD
View full profile →- Mean Commute (min)0 min
- Work From Home %—
- Walkability (0–100)—
- Broadband %—
Visual comparison (same scale)
Mean Commute (min)
41 min0 min
Work From Home %
0.0%—
Walkability (0–100)
0—
Broadband %
100.0%—
Frequently Asked Questions
How do ZIP 21810 and 21890 compare?
ZIP 21810 is wealthier, more educated. ZIP 21890 is more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (21810), orange the second (21890). 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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