21104 vs 21048 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21104, Orange = ZIP 21048.
Quick verdict: ZIP 21104 is wealthier, higher home values, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 21048 is lower poverty rate.
Quick Facts
ZIP 21104
Eldersburg CDP, MD
View full profile →- Population5,786
- Median Income$199,803
- Median Home Value$660k
- Median Rent—
- Median Age46.0 yrs
- Poverty Rate2.5%
ZIP 21048
Eldersburg CDP, MD
View full profile →- Population10,002
- Median Income$122,801
- Median Home Value$424k
- Median Rent$1,101
- Median Age44.7 yrs
- Poverty Rate2.2%
Visual comparison (same scale)
Population
5,78610,002
Median Income
$199,803$122,801
Median Home Value
$660k$424k
Median Rent
—$1,101
Median Age
46.0 yrs44.7 yrs
Poverty Rate
2.5%2.2%
Demographics
ZIP 21104
Eldersburg CDP, MD
View full profile →- White %75.9%
- Black %4.2%
- Asian %10.3%
- Hispanic %1.8%
- Age 0–17 %20.5%
- Age 18–64 %60.1%
- Age 65+ %19.4%
- Bachelor's+ %63.3%
- Diversity Index41/100
ZIP 21048
Eldersburg CDP, MD
View full profile →- White %87.0%
- Black %3.5%
- Asian %4.7%
- Hispanic %2.9%
- Age 0–17 %20.7%
- Age 18–64 %59.8%
- Age 65+ %19.5%
- Bachelor's+ %43.5%
- Diversity Index24/100
Visual comparison (same scale)
White %
75.9%87.0%
Black %
4.2%3.5%
Asian %
10.3%4.7%
Hispanic %
1.8%2.9%
Age 0–17 %
20.5%20.7%
Age 18–64 %
60.1%59.8%
Age 65+ %
19.4%19.5%
Bachelor's+ %
63.3%43.5%
Diversity Index
41/10024/100
Economy
ZIP 21104
Eldersburg CDP, MD
View full profile →- Median Income$199,803
- Unemployment %2.5%
- IRS Net Migration+340
- Work From Home %19.6%
ZIP 21048
Eldersburg CDP, MD
View full profile →- Median Income$122,801
- Unemployment %4.0%
- IRS Net Migration+588
- Work From Home %19.2%
Visual comparison (same scale)
Median Income
$199,803$122,801
Unemployment %
2.5%4.0%
IRS Net Migration
+340+588
Work From Home %
19.6%19.2%
Housing
ZIP 21104
Eldersburg CDP, MD
View full profile →- Median Home Value$660k
- Median Rent—
- Owner Occupied %96.9%
- Broadband %96.8%
- Vacant %2.7%
- Median Year Built1994
ZIP 21048
Eldersburg CDP, MD
View full profile →- Median Home Value$424k
- Median Rent$1,101
- Owner Occupied %93.9%
- Broadband %89.1%
- Vacant %2.3%
- Median Year Built1980
Visual comparison (same scale)
Median Home Value
$660k$424k
Median Rent
—$1,101
Owner Occupied %
96.9%93.9%
Broadband %
96.8%89.1%
Vacant %
2.7%2.3%
Median Year Built
19941980
Climate & Location
ZIP 21104
Eldersburg CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)235 ft
- Nearest Airport17.6 miles (28.4 km)
- Distance to Coast14.6 miles (23.5 km)
ZIP 21048
Eldersburg CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)235 ft
- Nearest Airport25.3 miles (40.7 km)
- Distance to Coast20.2 miles (32.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
235 ft235 ft
Nearest Airport
17.6 miles (28.4 km)25.3 miles (40.7 km)
Distance to Coast
14.6 miles (23.5 km)20.2 miles (32.4 km)
Infrastructure
ZIP 21104
Eldersburg CDP, MD
View full profile →- Work From Home %19.6%
- Walkability (0–100)32
- Broadband %96.8%
ZIP 21048
Eldersburg CDP, MD
View full profile →- Work From Home %19.2%
- Walkability (0–100)31
- Broadband %89.1%
Visual comparison (same scale)
Work From Home %
19.6%19.2%
Walkability (0–100)
3231
Broadband %
96.8%89.1%
Frequently Asked Questions
How do ZIP 21104 and 21048 compare?
ZIP 21104 is wealthier, higher home values, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 21048 is lower poverty rate.
What do the blue and orange colors mean?
Blue represents the first ZIP (21104), orange the second (21048). 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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