21755 vs 70121 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21755, Orange = ZIP 70121.
Quick verdict: ZIP 21755 is wealthier, higher home values, lower poverty rate, more educated, higher work-from-home share. ZIP 70121 is more affordable rent, lower unemployment, more diverse.
Quick Facts
ZIP 21755
Jefferson CDP, MD
View full profile →- Population5,740
- Median Income$134,677
- Median Home Value$494k
- Median Rent$1,073
- Median Age44.1 yrs
- Poverty Rate8.1%
ZIP 70121
Jefferson CDP, LA
View full profile →- Population10,853
- Median Income$59,029
- Median Home Value$237k
- Median Rent$931
- Median Age43.7 yrs
- Poverty Rate14.8%
Visual comparison (same scale)
Population
5,74010,853
Median Income
$134,677$59,029
Median Home Value
$494k$237k
Median Rent
$1,073$931
Median Age
44.1 yrs43.7 yrs
Poverty Rate
8.1%14.8%
Demographics
ZIP 21755
Jefferson CDP, MD
View full profile →- White %78.3%
- Black %3.9%
- Asian %2.3%
- Hispanic %16.3%
- Age 0–17 %20.6%
- Age 18–64 %60.6%
- Age 65+ %18.8%
- Bachelor's+ %42.2%
- Diversity Index36/100
ZIP 70121
Jefferson CDP, LA
View full profile →- White %69.0%
- Black %19.4%
- Asian %1.6%
- Hispanic %13.5%
- Age 0–17 %17.0%
- Age 18–64 %62.4%
- Age 65+ %20.6%
- Bachelor's+ %36.1%
- Diversity Index47/100
Visual comparison (same scale)
White %
78.3%69.0%
Black %
3.9%19.4%
Asian %
2.3%1.6%
Hispanic %
16.3%13.5%
Age 0–17 %
20.6%17.0%
Age 18–64 %
60.6%62.4%
Age 65+ %
18.8%20.6%
Bachelor's+ %
42.2%36.1%
Diversity Index
36/10047/100
Economy
ZIP 21755
Jefferson CDP, MD
View full profile →- Median Income$134,677
- Unemployment %3.6%
- IRS Net Migration+337
- Work From Home %19.4%
ZIP 70121
Jefferson CDP, LA
View full profile →- Median Income$59,029
- Unemployment %3.0%
- IRS Net Migration+430
- Work From Home %9.9%
Visual comparison (same scale)
Median Income
$134,677$59,029
Unemployment %
3.6%3.0%
IRS Net Migration
+337+430
Work From Home %
19.4%9.9%
Housing
ZIP 21755
Jefferson CDP, MD
View full profile →- Median Home Value$494k
- Median Rent$1,073
- Owner Occupied %84.8%
- Broadband %96.0%
- Vacant %4.3%
- Median Year Built1989
ZIP 70121
Jefferson CDP, LA
View full profile →- Median Home Value$237k
- Median Rent$931
- Owner Occupied %59.4%
- Broadband %87.1%
- Vacant %15.0%
- Median Year Built1958
Visual comparison (same scale)
Median Home Value
$494k$237k
Median Rent
$1,073$931
Owner Occupied %
84.8%59.4%
Broadband %
96.0%87.1%
Vacant %
4.3%15.0%
Median Year Built
19891958
Climate & Location
ZIP 21755
Jefferson CDP, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)380 ft
- Nearest Airport22.4 miles (36.1 km)
- Distance to Coast39.4 miles (63.5 km)
ZIP 70121
Jefferson CDP, LA
View full profile →- Snow Days/Year0 days
- Elevation (ft)20 ft
- Nearest Airport6.4 miles (10.4 km)
- Distance to Coast0.4 miles (0.7 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
380 ft20 ft
Nearest Airport
22.4 miles (36.1 km)6.4 miles (10.4 km)
Distance to Coast
39.4 miles (63.5 km)0.4 miles (0.7 km)
Infrastructure
ZIP 21755
Jefferson CDP, MD
View full profile →- Work From Home %19.4%
- Walkability (0–100)23
- Broadband %96.0%
ZIP 70121
Jefferson CDP, LA
View full profile →- Work From Home %9.9%
- Walkability (0–100)48
- Broadband %87.1%
Visual comparison (same scale)
Work From Home %
19.4%9.9%
Walkability (0–100)
2348
Broadband %
96.0%87.1%
Frequently Asked Questions
How do ZIP 21755 and 70121 compare?
ZIP 21755 is wealthier, higher home values, lower poverty rate, more educated, higher work-from-home share. ZIP 70121 is more affordable rent, lower unemployment, more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (21755), orange the second (70121). 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).
Continue exploring