03851 vs 03878 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 03851, Orange = ZIP 03878.
Quick verdict: ZIP 03851 is wealthier, more affordable rent, lower poverty rate, higher work-from-home share. ZIP 03878 is higher home values, lower unemployment, more diverse, more educated.
Quick Facts
ZIP 03851
Milton CDP, NH
View full profile →- Population4,286
- Median Income$98,750
- Median Home Value$283k
- Median Rent$1,148
- Median Age45.6 yrs
- Poverty Rate7.3%
ZIP 03878
Somersworth city, NH
View full profile →- Population12,145
- Median Income$79,691
- Median Home Value$295k
- Median Rent$1,313
- Median Age38.3 yrs
- Poverty Rate11.5%
Visual comparison (same scale)
Population
4,28612,145
Median Income
$98,750$79,691
Median Home Value
$283k$295k
Median Rent
$1,148$1,313
Median Age
45.6 yrs38.3 yrs
Poverty Rate
7.3%11.5%
Demographics
ZIP 03851
Milton CDP, NH
View full profile →- White %95.2%
- Black %0.0%
- Asian %1.3%
- Hispanic %0.9%
- Age 0–17 %20.2%
- Age 18–64 %64.7%
- Age 65+ %15.1%
- Bachelor's+ %17.3%
- Diversity Index9/100
ZIP 03878
Somersworth city, NH
View full profile →- White %83.8%
- Black %2.6%
- Asian %2.8%
- Hispanic %5.7%
- Age 0–17 %18.9%
- Age 18–64 %65.8%
- Age 65+ %15.3%
- Bachelor's+ %28.6%
- Diversity Index29/100
Visual comparison (same scale)
White %
95.2%83.8%
Black %
0.0%2.6%
Asian %
1.3%2.8%
Hispanic %
0.9%5.7%
Age 0–17 %
20.2%18.9%
Age 18–64 %
64.7%65.8%
Age 65+ %
15.1%15.3%
Bachelor's+ %
17.3%28.6%
Diversity Index
9/10029/100
Economy
ZIP 03851
Milton CDP, NH
View full profile →- Median Income$98,750
- Unemployment %3.5%
- IRS Net Migration+201
- Work From Home %19.4%
ZIP 03878
Somersworth city, NH
View full profile →- Median Income$79,691
- Unemployment %2.5%
- IRS Net Migration+570
- Work From Home %10.9%
Visual comparison (same scale)
Median Income
$98,750$79,691
Unemployment %
3.5%2.5%
IRS Net Migration
+201+570
Work From Home %
19.4%10.9%
Housing
ZIP 03851
Milton CDP, NH
View full profile →- Median Home Value$283k
- Median Rent$1,148
- Owner Occupied %83.5%
- Broadband %93.9%
- Vacant %12.4%
- Median Year Built1981
ZIP 03878
Somersworth city, NH
View full profile →- Median Home Value$295k
- Median Rent$1,313
- Owner Occupied %62.2%
- Broadband %90.5%
- Vacant %6.5%
- Median Year Built1970
Visual comparison (same scale)
Median Home Value
$283k$295k
Median Rent
$1,148$1,313
Owner Occupied %
83.5%62.2%
Broadband %
93.9%90.5%
Vacant %
12.4%6.5%
Median Year Built
19811970
Climate & Location
ZIP 03851
Milton CDP, NH
View full profile →- Snow Days/Year0 days
- Elevation (ft)323 ft
- Nearest Airport26.8 miles (43.2 km)
- Distance to Coast17.9 miles (28.8 km)
ZIP 03878
Somersworth city, NH
View full profile →- Snow Days/Year0 days
- Elevation (ft)323 ft
- Nearest Airport12.6 miles (20.2 km)
- Distance to Coast3.7 miles (6.0 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
323 ft323 ft
Nearest Airport
26.8 miles (43.2 km)12.6 miles (20.2 km)
Distance to Coast
17.9 miles (28.8 km)3.7 miles (6.0 km)
Infrastructure
ZIP 03851
Milton CDP, NH
View full profile →- Work From Home %19.4%
- Walkability (0–100)23
- Broadband %93.9%
ZIP 03878
Somersworth city, NH
View full profile →- Work From Home %10.9%
- Walkability (0–100)37
- Broadband %90.5%
Visual comparison (same scale)
Work From Home %
19.4%10.9%
Walkability (0–100)
2337
Broadband %
93.9%90.5%
Frequently Asked Questions
How do ZIP 03851 and 03878 compare?
ZIP 03851 is wealthier, more affordable rent, lower poverty rate, higher work-from-home share. ZIP 03878 is higher home values, lower unemployment, more diverse, more educated.
What do the blue and orange colors mean?
Blue represents the first ZIP (03851), orange the second (03878). 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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