Amherst, NH 03031 ZIP Code Profile

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Amherst, NH

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ZIP Code 03031: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Amherst, NH 03031

  • ZIP Code Type: STANDARD
  • County: Hillsborough County
  • Centroid: Latitude 42.86, Longitude -71.609
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 635
  • PO Box Addresses: 300
  • Residential Addresses: 4,168
    • Multi-Family Addresses: 97
    • Single Family Addresses: 4,071

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

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03031 ZIP Code Map

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Amherst, NH 03031 Data & Demographics (As of July 1, 2017)


Total Population 11,389
Daytime Population: Workers 7,586
Daytime Population: Residents 5,142
Total Daytime Population (TDP) 12,728
Ratio TDP/Total Population1 1.12
Population in Households 11,389
Population in Familes 10,304
Population in Group Qrtrs 0
Population Density2 345
Diversity Index3 15


Median Household Income $125,404
Average Household Income $155,121
Per Capita Income $56,524


Total Housing Units 4,390 (100%)
Owner Occupied HU 3,725 (84.9%)
Renter Occupied HU 425 ( 9.7%)
Vacant Housing Units 240 ( 5.5%)
Median Home Value $377,283
Average Home Value $434,020


Total Households 4,150
Average Household Size 2.74
Family Households 3,370
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.42% 0.54%
Households 0.45% 0.58%
Families 0.36% 0.52%
Median Household Income   1.97%
Per Capita Income   2.3%

Amherst, NH 03031 - Peer Comparisons by Rank and Percentile

The table below compares 03031 to the other 243 ZIP Codes in New Hampshire by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 32 87th
Population Density # 55 78th
Diversity Index # 43 83rd
Median Household Income # 3 99th
Per Capita Income # 12 95th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Hampshire Census Data Comparison Tool.

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