03257 vs 03230 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 03257, Orange = ZIP 03230.
Quick verdict: ZIP 03257 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 03257
New London CDP, NH
View full profile →- Population4,503
- Median Income$89,750
- Median Home Value$469k
- Median Rent—
- Median Age45.3 yrs
- Poverty Rate2.7%
ZIP 03230
NH
View full profile →- Population1,539
- Median Income$66,458
- Median Home Value$213k
- Median Rent$1,281
- Median Age46.2 yrs
- Poverty Rate15.2%
Visual comparison (same scale)
Population
4,5031,539
Median Income
$89,750$66,458
Median Home Value
$469k$213k
Median Rent
—$1,281
Median Age
45.3 yrs46.2 yrs
Poverty Rate
2.7%15.2%
Demographics
ZIP 03257
New London CDP, NH
View full profile →- White %90.5%
- Black %1.5%
- Asian %2.1%
- Hispanic %2.1%
- Age 0–17 %14.1%
- Age 18–64 %53.2%
- Age 65+ %32.8%
- Bachelor's+ %64.6%
- Diversity Index18/100
ZIP 03230
NH
View full profile →- White %97.3%
- Black %0.3%
- Asian %0.4%
- Hispanic %1.8%
- Age 0–17 %20.5%
- Age 18–64 %59.7%
- Age 65+ %19.8%
- Bachelor's+ %16.6%
- Diversity Index5/100
Visual comparison (same scale)
White %
90.5%97.3%
Black %
1.5%0.3%
Asian %
2.1%0.4%
Hispanic %
2.1%1.8%
Age 0–17 %
14.1%20.5%
Age 18–64 %
53.2%59.7%
Age 65+ %
32.8%19.8%
Bachelor's+ %
64.6%16.6%
Diversity Index
18/1005/100
Economy
ZIP 03257
New London CDP, NH
View full profile →- Median Income$89,750
- Unemployment %2.8%
- IRS Net Migration+211
- Work From Home %15.4%
ZIP 03230
NH
View full profile →- Median Income$66,458
- Unemployment %5.2%
- IRS Net Migration+72
- Work From Home %8.2%
Visual comparison (same scale)
Median Income
$89,750$66,458
Unemployment %
2.8%5.2%
IRS Net Migration
+211+72
Work From Home %
15.4%8.2%
Housing
ZIP 03257
New London CDP, NH
View full profile →- Median Home Value$469k
- Median Rent—
- Owner Occupied %86.7%
- Broadband %90.9%
- Vacant %32.0%
- Median Year Built1979
ZIP 03230
NH
View full profile →- Median Home Value$213k
- Median Rent$1,281
- Owner Occupied %92.7%
- Broadband %77.9%
- Vacant %15.2%
- Median Year Built1979
Visual comparison (same scale)
Median Home Value
$469k$213k
Median Rent
—$1,281
Owner Occupied %
86.7%92.7%
Broadband %
90.9%77.9%
Vacant %
32.0%15.2%
Median Year Built
19791979
Climate & Location
ZIP 03257
New London CDP, NH
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,275 ft
- Nearest Airport21.3 miles (34.3 km)
- Distance to Coast56.6 miles (91.1 km)
ZIP 03230
NH
View full profile →- Snow Days/Year0 days
- Elevation (ft)830 ft
- Nearest Airport22.3 miles (35.8 km)
- Distance to Coast54.9 miles (88.3 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,275 ft830 ft
Nearest Airport
21.3 miles (34.3 km)22.3 miles (35.8 km)
Distance to Coast
56.6 miles (91.1 km)54.9 miles (88.3 km)
Infrastructure
ZIP 03257
New London CDP, NH
View full profile →- Work From Home %15.4%
- Walkability (0–100)28
- Broadband %90.9%
Visual comparison (same scale)
Work From Home %
15.4%8.2%
Walkability (0–100)
2828
Broadband %
90.9%77.9%
Frequently Asked Questions
How do ZIP 03257 and 03230 compare?
ZIP 03257 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (03257), orange the second (03230). 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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