20151 vs 20191 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 20151, Orange = ZIP 20191.
Quick verdict: ZIP 20151 is wealthier, higher home values, lower unemployment, more diverse. ZIP 20191 is more affordable rent, lower poverty rate, more educated, higher work-from-home share.
Quick Facts
ZIP 20151
Chantilly CDP, VA
View full profile →- Population22,502
- Median Income$143,422
- Median Home Value$647k
- Median Rent$1,992
- Median Age40.7 yrs
- Poverty Rate6.4%
ZIP 20191
Reston CDP, VA
View full profile →- Population30,077
- Median Income$141,019
- Median Home Value$617k
- Median Rent$1,865
- Median Age39.5 yrs
- Poverty Rate5.3%
Visual comparison (same scale)
Population
22,50230,077
Median Income
$143,422$141,019
Median Home Value
$647k$617k
Median Rent
$1,992$1,865
Median Age
40.7 yrs39.5 yrs
Poverty Rate
6.4%5.3%
Demographics
ZIP 20151
Chantilly CDP, VA
View full profile →- White %39.5%
- Black %3.7%
- Asian %37.3%
- Hispanic %22.1%
- Age 0–17 %25.6%
- Age 18–64 %61.1%
- Age 65+ %13.3%
- Bachelor's+ %57.2%
- Diversity Index65/100
ZIP 20191
Reston CDP, VA
View full profile →- White %59.2%
- Black %9.0%
- Asian %12.4%
- Hispanic %17.6%
- Age 0–17 %19.7%
- Age 18–64 %63.4%
- Age 65+ %16.9%
- Bachelor's+ %65.8%
- Diversity Index59/100
Visual comparison (same scale)
White %
39.5%59.2%
Black %
3.7%9.0%
Asian %
37.3%12.4%
Hispanic %
22.1%17.6%
Age 0–17 %
25.6%19.7%
Age 18–64 %
61.1%63.4%
Age 65+ %
13.3%16.9%
Bachelor's+ %
57.2%65.8%
Diversity Index
65/10059/100
Economy
ZIP 20151
Chantilly CDP, VA
View full profile →- Median Income$143,422
- Unemployment %2.7%
- IRS Net Migration+1,270
- Work From Home %20.5%
ZIP 20191
Reston CDP, VA
View full profile →- Median Income$141,019
- Unemployment %5.1%
- IRS Net Migration+1,697
- Work From Home %27.8%
Visual comparison (same scale)
Median Income
$143,422$141,019
Unemployment %
2.7%5.1%
IRS Net Migration
+1,270+1,697
Work From Home %
20.5%27.8%
Housing
ZIP 20151
Chantilly CDP, VA
View full profile →- Median Home Value$647k
- Median Rent$1,992
- Owner Occupied %79.5%
- Broadband %97.2%
- Vacant %0.7%
- Median Year Built1987
ZIP 20191
Reston CDP, VA
View full profile →- Median Home Value$617k
- Median Rent$1,865
- Owner Occupied %69.4%
- Broadband %97.0%
- Vacant %5.8%
- Median Year Built1978
Visual comparison (same scale)
Median Home Value
$647k$617k
Median Rent
$1,992$1,865
Owner Occupied %
79.5%69.4%
Broadband %
97.2%97.0%
Vacant %
0.7%5.8%
Median Year Built
19871978
Climate & Location
ZIP 20151
Chantilly CDP, VA
View full profile →- Snow Days/Year0 days
- Elevation (ft)290 ft
- Nearest Airport3.4 miles (5.5 km)
- Distance to Coast17.7 miles (28.5 km)
ZIP 20191
Reston CDP, VA
View full profile →- Snow Days/Year0 days
- Elevation (ft)418 ft
- Nearest Airport5.7 miles (9.2 km)
- Distance to Coast13.3 miles (21.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
290 ft418 ft
Nearest Airport
3.4 miles (5.5 km)5.7 miles (9.2 km)
Distance to Coast
17.7 miles (28.5 km)13.3 miles (21.4 km)
Infrastructure
ZIP 20151
Chantilly CDP, VA
View full profile →- Work From Home %20.5%
- Walkability (0–100)58
- Broadband %97.2%
ZIP 20191
Reston CDP, VA
View full profile →- Work From Home %27.8%
- Walkability (0–100)66
- Broadband %97.0%
Visual comparison (same scale)
Work From Home %
20.5%27.8%
Walkability (0–100)
5866
Broadband %
97.2%97.0%
Frequently Asked Questions
How do ZIP 20151 and 20191 compare?
ZIP 20151 is wealthier, higher home values, lower unemployment, more diverse. ZIP 20191 is more affordable rent, lower poverty rate, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (20151), orange the second (20191). 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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