US Census Data

ZIP 03870 vs ZIP 03878

A side-by-side comparison of ZIP Code 03870 and ZIP Code 03878: population, income, housing, and more.

ZIP 03870 and ZIP 03878 are ZIP Code areas in New Hampshire. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 03878 has the higher population (12,145 vs 5,092 in ZIP 03870). ZIP 03870 has the higher median household income ($127,772 vs $79,691 in ZIP 03878). ZIP 03870 has the higher median home value ($927,600 vs $295,200 in ZIP 03878).

Population, income & housing

ZIP 03870ZIP 03878
Population5,09212,145
Median age53.5 yrs38.3 yrs
Median household income$127,772$79,691
Median home value$927,600$295,200
Median gross rent$1,521$1,410
Housing units2,6535,722
Homeownership rate80.5%62.2%
Bachelor's degree or higher57.9%28.6%
Unemployment rate3.1%2.5%

Trends (ACS 5-year, 2019–2023)

ZIP 03870ZIP 03878
Population5,293 → 5,092 (-3.8%)11,970 → 12,145 (+1.5%)
Median household income$122,602 → $127,772 (+4.2%)$66,737 → $79,691 (+19.4%)
Median home value$690,700 → $927,600 (+34.3%)$184,800 → $295,200 (+59.7%)
Median gross rent$1,500 → $1,521 (+1.4%)$1,070 → $1,410 (+31.8%)

ZIP 03870

Population
5,2935,092
Median household income
$122,602$127,772
Median home value
$690,700$927,600
Median gross rent
$1,500$1,521

ZIP 03878

Population
11,97012,145
Median household income
$66,737$79,691
Median home value
$184,800$295,200
Median gross rent
$1,070$1,410

Age & race/ethnicity

Age distribution (share)

ZIP 03870ZIP 03878
Under 52.2%3.3%
5 to 1715.7%15.6%
18 to 245.3%6.2%
25 to 346.3%19.0%
35 to 449.7%13.4%
45 to 5412.5%13.5%
55 to 6418.7%13.7%
65 to 7419.8%9.6%
75 and over9.7%5.7%

Race & ethnicity (share)

ZIP 03870ZIP 03878
White (non-Hispanic)97.7%82.5%
Black or African American0.0%2.6%
American Indian & Alaska Native0.0%0.0%
Asian0.4%2.8%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.5%
Two or more races1.7%5.7%
Hispanic or Latino0.2%5.7%

Educational attainment (age 25+)

Share of adults 25+

ZIP 03870ZIP 03878
No high school diploma2.0%5.0%
High school graduate16.8%24.4%
Some college or associate's23.2%42.0%
Bachelor's degree35.8%19.8%
Graduate or professional degree22.2%8.9%

Commute to work

How workers get to work (share)

ZIP 03870ZIP 03878
Drove alone72.3%77.8%
Carpooled3.3%7.5%
Public transit0.0%2.4%
Walked0.0%0.0%
Bicycle0.6%0.0%
Worked from home23.6%10.9%
Other means0.3%1.4%

Housing

Units in structure (share)

ZIP 03870ZIP 03878
1-unit, detached78.4%48.2%
1-unit, attached2.7%0.7%
2 to 4 units8.4%25.0%
5 to 19 units3.8%7.8%
20 or more units0.2%11.3%
Mobile home & other6.4%6.9%

Poverty & households

ZIP 03870ZIP 03878
Poverty rate6.8%11.5%
Average household size2.312.27
Mean commute (minutes)2725
Median year structure built19711970

Full profiles

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ZIP 03870 vs ZIP 03878: Compare Population & Demographics | US Census Data