Concord, NH 03303 ZIP Code Profile

Related Place Profiles:
Boscawen, NH | Concord, NH | Penacook, NH | Webster, NH

ZIP Code 03303: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Concord, NH 03303

Acceptable Alternative
Boscawen, NH 03303
Penacook, NH 03303
Webster, NH 03303

  • ZIP Code Type: STANDARD
  • County: Merrimack County
  • Centroid: Latitude 43.304, Longitude -71.638
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 270
  • PO Box Addresses: 176
  • Residential Addresses: 6,538
    • Multi-Family Addresses: 1,545
    • Single Family Addresses: 4,993

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

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


03303 ZIP Code Map

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Concord, NH 03303 Data & Demographics (As of July 1, 2017)


Total Population 16,221
Daytime Population: Workers 2,383
Daytime Population: Residents 7,809
Total Daytime Population (TDP) 10,192
Ratio TDP/Total Population1 0.63
Population in Households 15,396
Population in Familes 11,956
Population in Group Qrtrs 825
Population Density2 235
Diversity Index3 16


Median Household Income $61,309
Average Household Income $75,640
Per Capita Income $30,744


Total Housing Units 6,945 (100%)
Owner Occupied HU 4,260 (61.3%)
Renter Occupied HU 2,211 (31.8%)
Vacant Housing Units 474 ( 6.8%)
Median Home Value $205,731
Average Home Value $218,192


Total Households 6,471
Average Household Size 2.38
Family Households 4,153
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 0.51% 0.48%
Households 0.5% 0.55%
Families 0.34% 0.44%
Median Household Income   2.48%
Per Capita Income   2.83%

Concord, NH 03303 - Peer Comparisons by Rank and Percentile

The table below compares 03303 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 # 20 92nd
Population Density # 69 72nd
Diversity Index # 36 86th
Median Household Income # 139 43rd
Per Capita Income # 171 30th

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

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