20120 vs 20124 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 20120, Orange = ZIP 20124.
Quick verdict: ZIP 20120 is more affordable rent, lower unemployment, more diverse. ZIP 20124 is wealthier, higher home values, lower poverty rate, more educated, higher work-from-home share.
Quick Facts
ZIP 20120
Bull Run CDP, VA
View full profile →- Population42,917
- Median Income$149,844
- Median Home Value$620k
- Median Rent$2,084
- Median Age38.1 yrs
- Poverty Rate6.3%
ZIP 20124
Union Mill CDP, VA
View full profile →- Population14,557
- Median Income$218,942
- Median Home Value$870k
- Median Rent$2,134
- Median Age47.2 yrs
- Poverty Rate2.8%
Visual comparison (same scale)
Population
42,91714,557
Median Income
$149,844$218,942
Median Home Value
$620k$870k
Median Rent
$2,084$2,134
Median Age
38.1 yrs47.2 yrs
Poverty Rate
6.3%2.8%
Demographics
ZIP 20120
Bull Run CDP, VA
View full profile →- White %45.5%
- Black %6.9%
- Asian %29.0%
- Hispanic %16.2%
- Age 0–17 %23.1%
- Age 18–64 %65.0%
- Age 65+ %11.8%
- Bachelor's+ %59.5%
- Diversity Index68/100
ZIP 20124
Union Mill CDP, VA
View full profile →- White %59.8%
- Black %2.2%
- Asian %25.7%
- Hispanic %6.2%
- Age 0–17 %22.8%
- Age 18–64 %58.3%
- Age 65+ %18.9%
- Bachelor's+ %74.5%
- Diversity Index57/100
Visual comparison (same scale)
White %
45.5%59.8%
Black %
6.9%2.2%
Asian %
29.0%25.7%
Hispanic %
16.2%6.2%
Age 0–17 %
23.1%22.8%
Age 18–64 %
65.0%58.3%
Age 65+ %
11.8%18.9%
Bachelor's+ %
59.5%74.5%
Diversity Index
68/10057/100
Economy
ZIP 20120
Bull Run CDP, VA
View full profile →- Median Income$149,844
- Unemployment %3.8%
- IRS Net Migration+2,422
- Work From Home %19.7%
ZIP 20124
Union Mill CDP, VA
View full profile →- Median Income$218,942
- Unemployment %4.1%
- IRS Net Migration+821
- Work From Home %27.8%
Visual comparison (same scale)
Median Income
$149,844$218,942
Unemployment %
3.8%4.1%
IRS Net Migration
+2,422+821
Work From Home %
19.7%27.8%
Housing
ZIP 20120
Bull Run CDP, VA
View full profile →- Median Home Value$620k
- Median Rent$2,084
- Owner Occupied %74.9%
- Broadband %98.4%
- Vacant %2.1%
- Median Year Built1992
ZIP 20124
Union Mill CDP, VA
View full profile →- Median Home Value$870k
- Median Rent$2,134
- Owner Occupied %92.8%
- Broadband %97.7%
- Vacant %0.7%
- Median Year Built1989
Visual comparison (same scale)
Median Home Value
$620k$870k
Median Rent
$2,084$2,134
Owner Occupied %
74.9%92.8%
Broadband %
98.4%97.7%
Vacant %
2.1%0.7%
Median Year Built
19921989
Climate & Location
ZIP 20120
Bull Run CDP, VA
View full profile →- Snow Days/Year0 days
- Elevation (ft)290 ft
- Nearest Airport6.4 miles (10.4 km)
- Distance to Coast16.2 miles (26.1 km)
ZIP 20124
Union Mill CDP, VA
View full profile →- Snow Days/Year0 days
- Elevation (ft)245 ft
- Nearest Airport7.9 miles (12.6 km)
- Distance to Coast9.7 miles (15.6 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
290 ft245 ft
Nearest Airport
6.4 miles (10.4 km)7.9 miles (12.6 km)
Distance to Coast
16.2 miles (26.1 km)9.7 miles (15.6 km)
Infrastructure
ZIP 20120
Bull Run CDP, VA
View full profile →- Work From Home %19.7%
- Walkability (0–100)58
- Broadband %98.4%
ZIP 20124
Union Mill CDP, VA
View full profile →- Work From Home %27.8%
- Walkability (0–100)38
- Broadband %97.7%
Visual comparison (same scale)
Work From Home %
19.7%27.8%
Walkability (0–100)
5838
Broadband %
98.4%97.7%
Frequently Asked Questions
How do ZIP 20120 and 20124 compare?
ZIP 20120 is more affordable rent, lower unemployment, more diverse. ZIP 20124 is wealthier, higher home values, lower poverty rate, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (20120), orange the second (20124). 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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