21213 vs 21231 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21213, Orange = ZIP 21231.
Quick verdict: ZIP 21213 is more affordable rent. ZIP 21231 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 21213
Baltimore city, MD
View full profile →- Population27,881
- Median Income$50,031
- Median Home Value$135k
- Median Rent$1,066
- Median Age38.0 yrs
- Poverty Rate24.6%
ZIP 21231
Baltimore city, MD
View full profile →- Population14,556
- Median Income$85,382
- Median Home Value$337k
- Median Rent$1,571
- Median Age32.4 yrs
- Poverty Rate19.9%
Visual comparison (same scale)
Population
27,88114,556
Median Income
$50,031$85,382
Median Home Value
$135k$337k
Median Rent
$1,066$1,571
Median Age
38.0 yrs32.4 yrs
Poverty Rate
24.6%19.9%
Demographics
ZIP 21213
Baltimore city, MD
View full profile →- White %6.1%
- Black %87.2%
- Asian %0.3%
- Hispanic %4.5%
- Age 0–17 %24.4%
- Age 18–64 %62.1%
- Age 65+ %13.5%
- Bachelor's+ %16.7%
- Diversity Index23/100
ZIP 21231
Baltimore city, MD
View full profile →- White %55.5%
- Black %29.5%
- Asian %5.0%
- Hispanic %8.6%
- Age 0–17 %14.4%
- Age 18–64 %77.4%
- Age 65+ %8.2%
- Bachelor's+ %65.9%
- Diversity Index59/100
Visual comparison (same scale)
White %
6.1%55.5%
Black %
87.2%29.5%
Asian %
0.3%5.0%
Hispanic %
4.5%8.6%
Age 0–17 %
24.4%14.4%
Age 18–64 %
62.1%77.4%
Age 65+ %
13.5%8.2%
Bachelor's+ %
16.7%65.9%
Diversity Index
23/10059/100
Economy
ZIP 21213
Baltimore city, MD
View full profile →- Median Income$50,031
- Unemployment %6.3%
- IRS Net Migration+1,638
- Work From Home %9.8%
ZIP 21231
Baltimore city, MD
View full profile →- Median Income$85,382
- Unemployment %4.4%
- IRS Net Migration+855
- Work From Home %24.8%
Visual comparison (same scale)
Median Income
$50,031$85,382
Unemployment %
6.3%4.4%
IRS Net Migration
+1,638+855
Work From Home %
9.8%24.8%
Housing
ZIP 21213
Baltimore city, MD
View full profile →- Median Home Value$135k
- Median Rent$1,066
- Owner Occupied %53.2%
- Broadband %83.2%
- Vacant %20.5%
- Median Year Built1940
ZIP 21231
Baltimore city, MD
View full profile →- Median Home Value$337k
- Median Rent$1,571
- Owner Occupied %35.0%
- Broadband %92.1%
- Vacant %16.6%
- Median Year Built1938
Visual comparison (same scale)
Median Home Value
$135k$337k
Median Rent
$1,066$1,571
Owner Occupied %
53.2%35.0%
Broadband %
83.2%92.1%
Vacant %
20.5%16.6%
Median Year Built
19401938
Climate & Location
ZIP 21213
Baltimore city, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)20 ft
- Nearest Airport8.8 miles (14.1 km)
- Distance to Coast3.2 miles (5.1 km)
ZIP 21231
Baltimore city, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)20 ft
- Nearest Airport8.7 miles (14.1 km)
- Distance to Coast1.2 miles (2.0 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
20 ft20 ft
Nearest Airport
8.8 miles (14.1 km)8.7 miles (14.1 km)
Distance to Coast
3.2 miles (5.1 km)1.2 miles (2.0 km)
Infrastructure
ZIP 21213
Baltimore city, MD
View full profile →- Work From Home %9.8%
- Walkability (0–100)70
- Broadband %83.2%
ZIP 21231
Baltimore city, MD
View full profile →- Work From Home %24.8%
- Walkability (0–100)85
- Broadband %92.1%
Visual comparison (same scale)
Work From Home %
9.8%24.8%
Walkability (0–100)
7085
Broadband %
83.2%92.1%
Frequently Asked Questions
How do ZIP 21213 and 21231 compare?
ZIP 21213 is more affordable rent. ZIP 21231 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (21213), orange the second (21231). 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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