21829 vs 23303 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21829, Orange = ZIP 23303.
Quick verdict: ZIP 21829 is wealthier, lower poverty rate, more educated. ZIP 23303 is higher home values, lower unemployment, more diverse, higher work-from-home share.
Quick Facts
ZIP 21829
Girdletree CDP, MD
View full profile →- Population259
- Median Income$155,676
- Median Home Value$183k
- Median Age64.5 yrs
- Poverty Rate5.4%
ZIP 23303
Atlantic CDP, VA
View full profile →- Population370
- Median Income$146,875
- Median Home Value$264k
- Median Age60.0 yrs
- Poverty Rate11.4%
Visual comparison (same scale)
Population
259370
Median Income
$155,676$146,875
Median Home Value
$183k$264k
Median Age
64.5 yrs60.0 yrs
Poverty Rate
5.4%11.4%
Demographics
ZIP 21829
Girdletree CDP, MD
View full profile →- White %100.0%
- Black %0.0%
- Asian %0.0%
- Hispanic %0.0%
- Age 0–17 %4.6%
- Age 18–64 %57.1%
- Age 65+ %38.2%
- Bachelor's+ %33.6%
- Diversity Index0/100
ZIP 23303
Atlantic CDP, VA
View full profile →- White %84.3%
- Black %14.1%
- Asian %1.6%
- Hispanic %0.0%
- Age 0–17 %6.0%
- Age 18–64 %68.9%
- Age 65+ %25.1%
- Bachelor's+ %26.2%
- Diversity Index27/100
Visual comparison (same scale)
White %
100.0%84.3%
Black %
0.0%14.1%
Asian %
0.0%1.6%
Hispanic %
0.0%0.0%
Age 0–17 %
4.6%6.0%
Age 18–64 %
57.1%68.9%
Age 65+ %
38.2%25.1%
Bachelor's+ %
33.6%26.2%
Diversity Index
0/10027/100
Economy
ZIP 21829
Girdletree CDP, MD
View full profile →- Median Income$155,676
- Unemployment %21.4%
- IRS Net Migration+15
- Work From Home %7.8%
- Mean Commute (min)95 min
ZIP 23303
Atlantic CDP, VA
View full profile →- Median Income$146,875
- Unemployment %14.0%
- IRS Net Migration+21
- Work From Home %34.0%
- Mean Commute (min)—
Visual comparison (same scale)
Median Income
$155,676$146,875
Unemployment %
21.4%14.0%
IRS Net Migration
+15+21
Work From Home %
7.8%34.0%
Mean Commute (min)
95 min—
Housing
ZIP 21829
Girdletree CDP, MD
View full profile →- Median Home Value$183k
- Owner Occupied %91.8%
- Broadband %74.7%
- Vacant %32.4%
- Median Year Built1938
ZIP 23303
Atlantic CDP, VA
View full profile →- Median Home Value$264k
- Owner Occupied %96.5%
- Broadband %82.7%
- Vacant %0.0%
- Median Year Built1986
Visual comparison (same scale)
Median Home Value
$183k$264k
Owner Occupied %
91.8%96.5%
Broadband %
74.7%82.7%
Vacant %
32.4%0.0%
Median Year Built
19381986
Climate & Location
ZIP 21829
Girdletree CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)10 ft
- Nearest Airport18.4 miles (29.6 km)
- Distance to Coast1.7 miles (2.8 km)
ZIP 23303
Atlantic CDP, VA
View full profile →- Snow Days/Year0 days
- Elevation (ft)38 ft
- Nearest Airport29.6 miles (47.7 km)
- Distance to Coast1.6 miles (2.5 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
10 ft38 ft
Nearest Airport
18.4 miles (29.6 km)29.6 miles (47.7 km)
Distance to Coast
1.7 miles (2.8 km)1.6 miles (2.5 km)
Infrastructure
ZIP 21829
Girdletree CDP, MD
View full profile →- Mean Commute (min)95 min
- Work From Home %7.8%
- Walkability (0–100)19
- Broadband %74.7%
ZIP 23303
Atlantic CDP, VA
View full profile →- Mean Commute (min)—
- Work From Home %34.0%
- Walkability (0–100)—
- Broadband %82.7%
Visual comparison (same scale)
Mean Commute (min)
95 min—
Work From Home %
7.8%34.0%
Walkability (0–100)
19—
Broadband %
74.7%82.7%
Frequently Asked Questions
How do ZIP 21829 and 23303 compare?
ZIP 21829 is wealthier, lower poverty rate, more educated. ZIP 23303 is higher home values, lower unemployment, more diverse, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (21829), orange the second (23303). 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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