21210 vs 21231 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21210, Orange = ZIP 21231.
Quick verdict: ZIP 21210 is wealthier, higher home values, more affordable rent, lower poverty rate, more educated, higher work-from-home share. ZIP 21231 is lower unemployment, more diverse.
Quick Facts
ZIP 21210
Baltimore city, MD
View full profile →- Population14,612
- Median Income$108,929
- Median Home Value$522k
- Median Rent$1,398
- Median Age29.4 yrs
- Poverty Rate6.5%
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
14,61214,556
Median Income
$108,929$85,382
Median Home Value
$522k$337k
Median Rent
$1,398$1,571
Median Age
29.4 yrs32.4 yrs
Poverty Rate
6.5%19.9%
Demographics
ZIP 21210
Baltimore city, MD
View full profile →- White %60.0%
- Black %15.2%
- Asian %10.8%
- Hispanic %13.2%
- Age 0–17 %18.4%
- Age 18–64 %65.0%
- Age 65+ %16.6%
- Bachelor's+ %82.9%
- Diversity Index59/100
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 %
60.0%55.5%
Black %
15.2%29.5%
Asian %
10.8%5.0%
Hispanic %
13.2%8.6%
Age 0–17 %
18.4%14.4%
Age 18–64 %
65.0%77.4%
Age 65+ %
16.6%8.2%
Bachelor's+ %
82.9%65.9%
Diversity Index
59/10059/100
Economy
ZIP 21210
Baltimore city, MD
View full profile →- Median Income$108,929
- Unemployment %4.7%
- IRS Net Migration+858
- Work From Home %29.2%
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
$108,929$85,382
Unemployment %
4.7%4.4%
IRS Net Migration
+858+855
Work From Home %
29.2%24.8%
Housing
ZIP 21210
Baltimore city, MD
View full profile →- Median Home Value$522k
- Median Rent$1,398
- Owner Occupied %61.2%
- Broadband %96.1%
- Vacant %6.8%
- Median Year Built1953
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
$522k$337k
Median Rent
$1,398$1,571
Owner Occupied %
61.2%35.0%
Broadband %
96.1%92.1%
Vacant %
6.8%16.6%
Median Year Built
19531938
Climate & Location
ZIP 21210
Baltimore city, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)235 ft
- Nearest Airport11.9 miles (19.2 km)
- Distance to Coast5.9 miles (9.4 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)
235 ft20 ft
Nearest Airport
11.9 miles (19.2 km)8.7 miles (14.1 km)
Distance to Coast
5.9 miles (9.4 km)1.2 miles (2.0 km)
Infrastructure
ZIP 21210
Baltimore city, MD
View full profile →- Work From Home %29.2%
- Walkability (0–100)74
- Broadband %96.1%
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 %
29.2%24.8%
Walkability (0–100)
7485
Broadband %
96.1%92.1%
Frequently Asked Questions
How do ZIP 21210 and 21231 compare?
ZIP 21210 is wealthier, higher home values, more affordable rent, lower poverty rate, more educated, higher work-from-home share. ZIP 21231 is lower unemployment, more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (21210), 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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