21221 vs 21234 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21221, Orange = ZIP 21234.
Quick verdict: ZIP 21221 is more affordable rent, more diverse. ZIP 21234 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 21221
Essex CDP, MD
View full profile →- Population43,536
- Median Income$67,368
- Median Home Value$267k
- Median Rent$1,099
- Median Age41.7 yrs
- Poverty Rate12.8%
ZIP 21234
Carney CDP, MD
View full profile →- Population65,010
- Median Income$83,139
- Median Home Value$276k
- Median Rent$1,367
- Median Age40.7 yrs
- Poverty Rate7.2%
Visual comparison (same scale)
Population
43,53665,010
Median Income
$67,368$83,139
Median Home Value
$267k$276k
Median Rent
$1,099$1,367
Median Age
41.7 yrs40.7 yrs
Poverty Rate
12.8%7.2%
Demographics
ZIP 21221
Essex CDP, MD
View full profile →- White %56.2%
- Black %32.1%
- Asian %1.5%
- Hispanic %7.0%
- Age 0–17 %22.0%
- Age 18–64 %61.0%
- Age 65+ %17.0%
- Bachelor's+ %19.8%
- Diversity Index58/100
ZIP 21234
Carney CDP, MD
View full profile →- White %58.9%
- Black %29.0%
- Asian %5.1%
- Hispanic %4.8%
- Age 0–17 %21.0%
- Age 18–64 %60.1%
- Age 65+ %18.9%
- Bachelor's+ %36.5%
- Diversity Index56/100
Visual comparison (same scale)
White %
56.2%58.9%
Black %
32.1%29.0%
Asian %
1.5%5.1%
Hispanic %
7.0%4.8%
Age 0–17 %
22.0%21.0%
Age 18–64 %
61.0%60.1%
Age 65+ %
17.0%18.9%
Bachelor's+ %
19.8%36.5%
Diversity Index
58/10056/100
Economy
ZIP 21221
Essex CDP, MD
View full profile →- Median Income$67,368
- Unemployment %5.5%
- IRS Net Migration+2,558
- Work From Home %7.1%
ZIP 21234
Carney CDP, MD
View full profile →- Median Income$83,139
- Unemployment %3.5%
- IRS Net Migration+3,819
- Work From Home %13.3%
Visual comparison (same scale)
Median Income
$67,368$83,139
Unemployment %
5.5%3.5%
IRS Net Migration
+2,558+3,819
Work From Home %
7.1%13.3%
Housing
ZIP 21221
Essex CDP, MD
View full profile →- Median Home Value$267k
- Median Rent$1,099
- Owner Occupied %59.4%
- Broadband %88.7%
- Vacant %6.7%
- Median Year Built1965
ZIP 21234
Carney CDP, MD
View full profile →- Median Home Value$276k
- Median Rent$1,367
- Owner Occupied %65.2%
- Broadband %88.0%
- Vacant %7.8%
- Median Year Built1964
Visual comparison (same scale)
Median Home Value
$267k$276k
Median Rent
$1,099$1,367
Owner Occupied %
59.4%65.2%
Broadband %
88.7%88.0%
Vacant %
6.7%7.8%
Median Year Built
19651964
Climate & Location
ZIP 21221
Essex CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)20 ft
- Nearest Airport2.8 miles (4.5 km)
- Distance to Coast1.0 miles (1.7 km)
ZIP 21234
Carney CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)235 ft
- Nearest Airport8.0 miles (12.8 km)
- Distance to Coast7.7 miles (12.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
20 ft235 ft
Nearest Airport
2.8 miles (4.5 km)8.0 miles (12.8 km)
Distance to Coast
1.0 miles (1.7 km)7.7 miles (12.4 km)
Infrastructure
ZIP 21234
Carney CDP, MD
View full profile →- Work From Home %13.3%
- Walkability (0–100)55
- Broadband %88.0%
Visual comparison (same scale)
Work From Home %
7.1%13.3%
Walkability (0–100)
5955
Broadband %
88.7%88.0%
Frequently Asked Questions
How do ZIP 21221 and 21234 compare?
ZIP 21221 is more affordable rent, more diverse. ZIP 21234 is wealthier, higher home values, 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 (21221), orange the second (21234). 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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