21157 vs 80030 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 21157, Orange = ZIP 80030.
Quick verdict: ZIP 21157 is wealthier, more affordable rent, lower poverty rate, lower unemployment, more educated. ZIP 80030 is higher home values, more diverse, higher work-from-home share.
Quick Facts
ZIP 21157
Westminster city, MD
View full profile →- Population40,191
- Median Income$102,835
- Median Home Value$394k
- Median Rent$1,111
- Median Age41.8 yrs
- Poverty Rate7.5%
ZIP 80030
Westminster city, CO
View full profile →- Population15,945
- Median Income$61,964
- Median Home Value$422k
- Median Rent$1,208
- Median Age33.4 yrs
- Poverty Rate13.4%
Visual comparison (same scale)
Population
40,19115,945
Median Income
$102,835$61,964
Median Home Value
$394k$422k
Median Rent
$1,111$1,208
Median Age
41.8 yrs33.4 yrs
Poverty Rate
7.5%13.4%
Demographics
ZIP 21157
Westminster city, MD
View full profile →- White %87.4%
- Black %3.8%
- Asian %0.9%
- Hispanic %6.2%
- Age 0–17 %20.3%
- Age 18–64 %61.1%
- Age 65+ %18.6%
- Bachelor's+ %37.2%
- Diversity Index23/100
ZIP 80030
Westminster city, CO
View full profile →- White %62.2%
- Black %1.9%
- Asian %3.1%
- Hispanic %42.6%
- Age 0–17 %24.4%
- Age 18–64 %60.6%
- Age 65+ %14.9%
- Bachelor's+ %29.8%
- Diversity Index43/100
Visual comparison (same scale)
White %
87.4%62.2%
Black %
3.8%1.9%
Asian %
0.9%3.1%
Hispanic %
6.2%42.6%
Age 0–17 %
20.3%24.4%
Age 18–64 %
61.1%60.6%
Age 65+ %
18.6%14.9%
Bachelor's+ %
37.2%29.8%
Diversity Index
23/10043/100
Economy
ZIP 21157
Westminster city, MD
View full profile →- Median Income$102,835
- Unemployment %3.1%
- IRS Net Migration+2,361
- Work From Home %15.2%
ZIP 80030
Westminster city, CO
View full profile →- Median Income$61,964
- Unemployment %6.0%
- IRS Net Migration+729
- Work From Home %15.7%
Visual comparison (same scale)
Median Income
$102,835$61,964
Unemployment %
3.1%6.0%
IRS Net Migration
+2,361+729
Work From Home %
15.2%15.7%
Housing
ZIP 21157
Westminster city, MD
View full profile →- Median Home Value$394k
- Median Rent$1,111
- Owner Occupied %75.9%
- Broadband %87.9%
- Vacant %5.3%
- Median Year Built1978
ZIP 80030
Westminster city, CO
View full profile →- Median Home Value$422k
- Median Rent$1,208
- Owner Occupied %57.3%
- Broadband %90.3%
- Vacant %4.8%
- Median Year Built1965
Visual comparison (same scale)
Median Home Value
$394k$422k
Median Rent
$1,111$1,208
Owner Occupied %
75.9%57.3%
Broadband %
87.9%90.3%
Vacant %
5.3%4.8%
Median Year Built
19781965
Climate & Location
ZIP 21157
Westminster city, MD
View full profile →- Snow Days/Year0 days
- Elevation (ft)860 ft
- Nearest Airport30.8 miles (49.6 km)
- Distance to Coast25.7 miles (41.4 km)
ZIP 80030
Westminster city, CO
View full profile →- Snow Days/Year0 days
- Elevation (ft)5,407 ft
- Nearest Airport6.8 miles (11.0 km)
- Distance to Coast803.2 miles (1292.7 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
860 ft5,407 ft
Nearest Airport
30.8 miles (49.6 km)6.8 miles (11.0 km)
Distance to Coast
25.7 miles (41.4 km)803.2 miles (1292.7 km)
Infrastructure
ZIP 21157
Westminster city, MD
View full profile →- Work From Home %15.2%
- Walkability (0–100)36
- Broadband %87.9%
ZIP 80030
Westminster city, CO
View full profile →- Work From Home %15.7%
- Walkability (0–100)68
- Broadband %90.3%
Visual comparison (same scale)
Work From Home %
15.2%15.7%
Walkability (0–100)
3668
Broadband %
87.9%90.3%
Frequently Asked Questions
How do ZIP 21157 and 80030 compare?
ZIP 21157 is wealthier, more affordable rent, lower poverty rate, lower unemployment, more educated. ZIP 80030 is higher home values, more diverse, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (21157), orange the second (80030). 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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