17331 vs 21158 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 17331, Orange = ZIP 21158.
Quick verdict: ZIP 17331 is more affordable rent. ZIP 21158 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
Quick Facts
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%
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%
Visual comparison (same scale)
Population
55,37422,404
Median Income
$76,661$108,795
Median Home Value
$229k$375k
Median Rent
$948$1,487
Median Age
41.8 yrs42.6 yrs
Poverty Rate
8.7%5.3%
Demographics
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
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
Visual comparison (same scale)
White %
87.6%86.6%
Black %
2.8%5.0%
Asian %
1.2%2.5%
Hispanic %
6.8%3.6%
Age 0–17 %
21.8%21.1%
Age 18–64 %
58.7%60.1%
Age 65+ %
19.6%18.7%
Bachelor's+ %
22.5%36.3%
Diversity Index
23/10025/100
Economy
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%
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%
Visual comparison (same scale)
Median Income
$76,661$108,795
Unemployment %
4.7%2.4%
IRS Net Migration
+2,521+1,316
Work From Home %
8.4%14.6%
Housing
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
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
Visual comparison (same scale)
Median Home Value
$229k$375k
Median Rent
$948$1,487
Owner Occupied %
76.4%79.7%
Broadband %
89.3%92.4%
Vacant %
5.0%5.1%
Median Year Built
19771985
Climate & Location
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)
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)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
558 ft558 ft
Nearest Airport
30.1 miles (48.4 km)37.0 miles (59.6 km)
Distance to Coast
39.4 miles (63.4 km)33.0 miles (53.1 km)
Infrastructure
ZIP 17331
Hanover borough, PA
View full profile →- Work From Home %8.4%
- Walkability (0–100)55
- Broadband %89.3%
ZIP 21158
Westminster city, MD
View full profile →- Work From Home %14.6%
- Walkability (0–100)32
- Broadband %92.4%
Visual comparison (same scale)
Work From Home %
8.4%14.6%
Walkability (0–100)
5532
Broadband %
89.3%92.4%
Frequently Asked Questions
How do ZIP 17331 and 21158 compare?
ZIP 17331 is more affordable rent. ZIP 21158 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 (17331), orange the second (21158). 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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