80503 vs 80303 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 80503, Orange = ZIP 80303.
Quick verdict: ZIP 80503 is wealthier, more affordable rent, lower poverty rate, lower unemployment. ZIP 80303 is higher home values, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 80503
Longmont city, CO
View full profile →- Population36,206
- Median Income$118,465
- Median Home Value$705k
- Median Rent$1,737
- Median Age43.9 yrs
- Poverty Rate5.1%
ZIP 80303
Boulder city, CO
View full profile →- Population24,934
- Median Income$77,344
- Median Home Value$942k
- Median Rent$1,771
- Median Age29.8 yrs
- Poverty Rate23.6%
Visual comparison (same scale)
Population
36,20624,934
Median Income
$118,465$77,344
Median Home Value
$705k$942k
Median Rent
$1,737$1,771
Median Age
43.9 yrs29.8 yrs
Poverty Rate
5.1%23.6%
Demographics
ZIP 80503
Longmont city, CO
View full profile →- White %86.5%
- Black %0.4%
- Asian %5.0%
- Hispanic %9.4%
- Age 0–17 %19.5%
- Age 18–64 %61.4%
- Age 65+ %19.1%
- Bachelor's+ %60.2%
- Diversity Index24/100
ZIP 80303
Boulder city, CO
View full profile →- White %81.8%
- Black %0.8%
- Asian %6.8%
- Hispanic %8.4%
- Age 0–17 %11.1%
- Age 18–64 %73.0%
- Age 65+ %15.8%
- Bachelor's+ %78.9%
- Diversity Index32/100
Visual comparison (same scale)
White %
86.5%81.8%
Black %
0.4%0.8%
Asian %
5.0%6.8%
Hispanic %
9.4%8.4%
Age 0–17 %
19.5%11.1%
Age 18–64 %
61.4%73.0%
Age 65+ %
19.1%15.8%
Bachelor's+ %
60.2%78.9%
Diversity Index
24/10032/100
Economy
ZIP 80503
Longmont city, CO
View full profile →- Median Income$118,465
- Unemployment %2.9%
- IRS Net Migration+1,655
- Work From Home %26.4%
ZIP 80303
Boulder city, CO
View full profile →- Median Income$77,344
- Unemployment %5.7%
- IRS Net Migration+1,140
- Work From Home %28.3%
Visual comparison (same scale)
Median Income
$118,465$77,344
Unemployment %
2.9%5.7%
IRS Net Migration
+1,655+1,140
Work From Home %
26.4%28.3%
Housing
ZIP 80503
Longmont city, CO
View full profile →- Median Home Value$705k
- Median Rent$1,737
- Owner Occupied %68.5%
- Broadband %95.8%
- Vacant %3.2%
- Median Year Built1993
ZIP 80303
Boulder city, CO
View full profile →- Median Home Value$942k
- Median Rent$1,771
- Owner Occupied %45.5%
- Broadband %94.2%
- Vacant %8.6%
- Median Year Built1978
Visual comparison (same scale)
Median Home Value
$705k$942k
Median Rent
$1,737$1,771
Owner Occupied %
68.5%45.5%
Broadband %
95.8%94.2%
Vacant %
3.2%8.6%
Median Year Built
19931978
Climate & Location
ZIP 80503
Longmont city, CO
View full profile →- Snow Days/Year0 days
- Elevation (ft)4,950 ft
- Nearest Airport18.6 miles (30.0 km)
- Distance to Coast795.3 miles (1279.9 km)
ZIP 80303
Boulder city, CO
View full profile →- Snow Days/Year0 days
- Elevation (ft)5,484 ft
- Nearest Airport6.6 miles (10.6 km)
- Distance to Coast803.8 miles (1293.7 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
4,950 ft5,484 ft
Nearest Airport
18.6 miles (30.0 km)6.6 miles (10.6 km)
Distance to Coast
795.3 miles (1279.9 km)803.8 miles (1293.7 km)
Infrastructure
ZIP 80503
Longmont city, CO
View full profile →- Work From Home %26.4%
- Walkability (0–100)51
- Broadband %95.8%
ZIP 80303
Boulder city, CO
View full profile →- Work From Home %28.3%
- Walkability (0–100)63
- Broadband %94.2%
Visual comparison (same scale)
Work From Home %
26.4%28.3%
Walkability (0–100)
5163
Broadband %
95.8%94.2%
Frequently Asked Questions
How do ZIP 80503 and 80303 compare?
ZIP 80503 is wealthier, more affordable rent, lower poverty rate, lower unemployment. ZIP 80303 is higher home values, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (80503), orange the second (80303). 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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