21158 vs 17331 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21158, Orange = ZIP 17331.
Quick verdict: ZIP 21158 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 17331 is more affordable rent.
Quick Facts
ZIP 21158
Westminster city, MD
View full profile →- Population22,404
- Median Income$108,795
- Median Home Value$375k
- Median Rent$1,487
- Median Age42.6 yrs
- Poverty Rate5.3%
ZIP 17331
Hanover borough, PA
View full profile →- Population55,374
- Median Income$76,661
- Median Home Value$229k
- Median Rent$948
- Median Age41.8 yrs
- Poverty Rate8.7%
Visual comparison (same scale)
Population
22,40455,374
Median Income
$108,795$76,661
Median Home Value
$375k$229k
Median Rent
$1,487$948
Median Age
42.6 yrs41.8 yrs
Poverty Rate
5.3%8.7%
Demographics
ZIP 21158
Westminster city, MD
View full profile →- White %86.6%
- Black %5.0%
- Asian %2.5%
- Hispanic %3.6%
- Age 0–17 %21.1%
- Age 18–64 %60.1%
- Age 65+ %18.7%
- Bachelor's+ %36.3%
- Diversity Index25/100
ZIP 17331
Hanover borough, PA
View full profile →- White %87.6%
- Black %2.8%
- Asian %1.2%
- Hispanic %6.8%
- Age 0–17 %21.8%
- Age 18–64 %58.7%
- Age 65+ %19.6%
- Bachelor's+ %22.5%
- Diversity Index23/100
Visual comparison (same scale)
White %
86.6%87.6%
Black %
5.0%2.8%
Asian %
2.5%1.2%
Hispanic %
3.6%6.8%
Age 0–17 %
21.1%21.8%
Age 18–64 %
60.1%58.7%
Age 65+ %
18.7%19.6%
Bachelor's+ %
36.3%22.5%
Diversity Index
25/10023/100
Economy
ZIP 21158
Westminster city, MD
View full profile →- Median Income$108,795
- Unemployment %2.4%
- IRS Net Migration+1,316
- Work From Home %14.6%
ZIP 17331
Hanover borough, PA
View full profile →- Median Income$76,661
- Unemployment %4.7%
- IRS Net Migration+2,521
- Work From Home %8.4%
Visual comparison (same scale)
Median Income
$108,795$76,661
Unemployment %
2.4%4.7%
IRS Net Migration
+1,316+2,521
Work From Home %
14.6%8.4%
Housing
ZIP 21158
Westminster city, MD
View full profile →- Median Home Value$375k
- Median Rent$1,487
- Owner Occupied %79.7%
- Broadband %92.4%
- Vacant %5.1%
- Median Year Built1985
ZIP 17331
Hanover borough, PA
View full profile →- Median Home Value$229k
- Median Rent$948
- Owner Occupied %76.4%
- Broadband %89.3%
- Vacant %5.0%
- Median Year Built1977
Visual comparison (same scale)
Median Home Value
$375k$229k
Median Rent
$1,487$948
Owner Occupied %
79.7%76.4%
Broadband %
92.4%89.3%
Vacant %
5.1%5.0%
Median Year Built
19851977
Climate & Location
ZIP 21158
Westminster city, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)558 ft
- Nearest Airport37.0 miles (59.6 km)
- Distance to Coast33.0 miles (53.1 km)
ZIP 17331
Hanover borough, PA
View full profile →- Snow Days/Year0 days
- Elevation (ft)558 ft
- Nearest Airport30.1 miles (48.4 km)
- Distance to Coast39.4 miles (63.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
558 ft558 ft
Nearest Airport
37.0 miles (59.6 km)30.1 miles (48.4 km)
Distance to Coast
33.0 miles (53.1 km)39.4 miles (63.4 km)
Infrastructure
ZIP 21158
Westminster city, MD
View full profile →- Work From Home %14.6%
- Walkability (0–100)32
- Broadband %92.4%
ZIP 17331
Hanover borough, PA
View full profile →- Work From Home %8.4%
- Walkability (0–100)55
- Broadband %89.3%
Visual comparison (same scale)
Work From Home %
14.6%8.4%
Walkability (0–100)
3255
Broadband %
92.4%89.3%
Frequently Asked Questions
How do ZIP 21158 and 17331 compare?
ZIP 21158 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 17331 is more affordable rent.
What do the blue and orange colors mean?
Blue represents the first ZIP (21158), orange the second (17331). 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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