21810 vs 21850 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21810, Orange = ZIP 21850.
Quick verdict: ZIP 21810 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated. ZIP 21850 is more diverse, higher work-from-home share.
Quick Facts
ZIP 21810
Allen CDP, MD
View full profile →- Population125
- Median Income$133,201
- Median Home Value$234k
- Median Rent—
- Median Age69.3 yrs
- Poverty Rate0.0%
ZIP 21850
Powellville CDP, MD
View full profile →- Population3,733
- Median Income$76,667
- Median Home Value$224k
- Median Rent$725
- Median Age43.7 yrs
- Poverty Rate10.3%
Visual comparison (same scale)
Population
1253,733
Median Income
$133,201$76,667
Median Home Value
$234k$224k
Median Rent
—$725
Median Age
69.3 yrs43.7 yrs
Poverty Rate
0.0%10.3%
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 21850
Powellville CDP, MD
View full profile →- White %80.3%
- Black %4.3%
- Asian %0.6%
- Hispanic %7.0%
- Age 0–17 %22.7%
- Age 18–64 %56.3%
- Age 65+ %21.1%
- Bachelor's+ %11.4%
- Diversity Index34/100
Visual comparison (same scale)
White %
98.4%80.3%
Black %
0.0%4.3%
Asian %
0.0%0.6%
Hispanic %
0.0%7.0%
Age 0–17 %
0.0%22.7%
Age 18–64 %
0.0%56.3%
Age 65+ %
100.0%21.1%
Bachelor's+ %
58.4%11.4%
Diversity Index
3/10034/100
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 21850
Powellville CDP, MD
View full profile →- Median Income$76,667
- Unemployment %4.4%
- IRS Net Migration+219
- Work From Home %4.9%
- Mean Commute (min)—
Visual comparison (same scale)
Median Income
$133,201$76,667
Unemployment %
0.0%4.4%
IRS Net Migration
+7+219
Work From Home %
0.0%4.9%
Mean Commute (min)
41 min—
Housing
ZIP 21810
Allen CDP, MD
View full profile →- Median Home Value$234k
- Median Rent—
- Owner Occupied %100.0%
- Broadband %100.0%
- Vacant %0.0%
- Median Year Built1993
ZIP 21850
Powellville CDP, MD
View full profile →- Median Home Value$224k
- Median Rent$725
- Owner Occupied %86.3%
- Broadband %95.0%
- Vacant %5.3%
- Median Year Built1994
Visual comparison (same scale)
Median Home Value
$234k$224k
Median Rent
—$725
Owner Occupied %
100.0%86.3%
Broadband %
100.0%95.0%
Vacant %
0.0%5.3%
Median Year Built
19931994
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 21850
Powellville CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)48 ft
- Nearest Airport6.3 miles (10.2 km)
- Distance to Coast11.6 miles (18.7 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
10 ft48 ft
Nearest Airport
11.1 miles (17.8 km)6.3 miles (10.2 km)
Distance to Coast
2.4 miles (3.9 km)11.6 miles (18.7 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 21850
Powellville CDP, MD
View full profile →- Mean Commute (min)—
- Work From Home %4.9%
- Walkability (0–100)28
- Broadband %95.0%
Visual comparison (same scale)
Mean Commute (min)
41 min—
Work From Home %
0.0%4.9%
Walkability (0–100)
028
Broadband %
100.0%95.0%
Frequently Asked Questions
How do ZIP 21810 and 21850 compare?
ZIP 21810 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated. ZIP 21850 is more diverse, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (21810), orange the second (21850). 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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