03811 vs 03857 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 03811, Orange = ZIP 03857.
Quick verdict: ZIP 03811 is wealthier, higher home values, more affordable rent, lower poverty rate, higher work-from-home share. ZIP 03857 is lower unemployment, more diverse, more educated.
Quick Facts
ZIP 03811
NH
View full profile →- Population7,222
- Median Income$144,481
- Median Home Value$489k
- Median Rent$1,148
- Median Age55.4 yrs
- Poverty Rate2.4%
ZIP 03857
Newmarket CDP, NH
View full profile →- Population9,431
- Median Income$94,345
- Median Home Value$385k
- Median Rent$1,465
- Median Age39.3 yrs
- Poverty Rate4.3%
Visual comparison (same scale)
Population
7,2229,431
Median Income
$144,481$94,345
Median Home Value
$489k$385k
Median Rent
$1,148$1,465
Median Age
55.4 yrs39.3 yrs
Poverty Rate
2.4%4.3%
Demographics
ZIP 03811
NH
View full profile →- White %93.5%
- Black %0.0%
- Asian %2.5%
- Hispanic %3.2%
- Age 0–17 %13.6%
- Age 18–64 %60.5%
- Age 65+ %25.9%
- Bachelor's+ %41.6%
- Diversity Index12/100
ZIP 03857
Newmarket CDP, NH
View full profile →- White %92.5%
- Black %0.7%
- Asian %1.8%
- Hispanic %1.8%
- Age 0–17 %16.3%
- Age 18–64 %67.0%
- Age 65+ %16.7%
- Bachelor's+ %49.7%
- Diversity Index14/100
Visual comparison (same scale)
White %
93.5%92.5%
Black %
0.0%0.7%
Asian %
2.5%1.8%
Hispanic %
3.2%1.8%
Age 0–17 %
13.6%16.3%
Age 18–64 %
60.5%67.0%
Age 65+ %
25.9%16.7%
Bachelor's+ %
41.6%49.7%
Diversity Index
12/10014/100
Economy
ZIP 03811
NH
View full profile →- Median Income$144,481
- Unemployment %6.5%
- IRS Net Migration+339
- Work From Home %17.4%
ZIP 03857
Newmarket CDP, NH
View full profile →- Median Income$94,345
- Unemployment %1.5%
- IRS Net Migration+443
- Work From Home %17.3%
Visual comparison (same scale)
Median Income
$144,481$94,345
Unemployment %
6.5%1.5%
IRS Net Migration
+339+443
Work From Home %
17.4%17.3%
Housing
ZIP 03811
NH
View full profile →- Median Home Value$489k
- Median Rent$1,148
- Owner Occupied %94.0%
- Broadband %97.2%
- Vacant %2.3%
- Median Year Built1979
ZIP 03857
Newmarket CDP, NH
View full profile →- Median Home Value$385k
- Median Rent$1,465
- Owner Occupied %52.4%
- Broadband %96.6%
- Vacant %2.9%
- Median Year Built1983
Visual comparison (same scale)
Median Home Value
$489k$385k
Median Rent
$1,148$1,465
Owner Occupied %
94.0%52.4%
Broadband %
97.2%96.6%
Vacant %
2.3%2.9%
Median Year Built
19791983
Climate & Location
ZIP 03811
NH
View full profile →- Snow Days/Year0 days
- Elevation (ft)288 ft
- Nearest Airport8.7 miles (14.0 km)
- Distance to Coast5.6 miles (9.1 km)
ZIP 03857
Newmarket CDP, NH
View full profile →- Snow Days/Year0 days
- Elevation (ft)63 ft
- Nearest Airport6.3 miles (10.1 km)
- Distance to Coast0.9 miles (1.5 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
288 ft63 ft
Nearest Airport
8.7 miles (14.0 km)6.3 miles (10.1 km)
Distance to Coast
5.6 miles (9.1 km)0.9 miles (1.5 km)
Infrastructure
ZIP 03857
Newmarket CDP, NH
View full profile →- Work From Home %17.3%
- Walkability (0–100)34
- Broadband %96.6%
Visual comparison (same scale)
Work From Home %
17.4%17.3%
Walkability (0–100)
3234
Broadband %
97.2%96.6%
Frequently Asked Questions
How do ZIP 03811 and 03857 compare?
ZIP 03811 is wealthier, higher home values, more affordable rent, lower poverty rate, higher work-from-home share. ZIP 03857 is lower unemployment, more diverse, more educated.
What do the blue and orange colors mean?
Blue represents the first ZIP (03811), orange the second (03857). 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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