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ZIP code

03237

Gilmanton, NH

STANDARD

03237 covers Gilmanton in Belknap County, with 2,313 people in the ACS 2023 estimate.

Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology

ACS 2023 population

2,313

Median household income

$107,353

Median home value

$317,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 03237. Methodology

ZIP code map of 03237

Census ZCTA boundary for ZIP 03237 in Gilmanton, New Hampshire
Census ZCTA boundary for ZIP 03237 in Gilmanton, New Hampshire. A ZCTA is not the same as a USPS ZIP code. Boundaries: U.S. Census Bureau. Methodology · Data sources
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About ZIP code 03237

Type

STANDARD

Timezone

America/New_York

Area codes

603

Land area

38.0 sq mi

Water area

1.04 sq mi

Households

1,340

More enterprise fields

Timezone
America/New_York
Area Codes
603
World Region
NA
Country
US

Commercial ZIP directory · not ACS

Commercial ZIP directory population_count for ZCTA 03237. Not ACS. Methodology

People in 03237

Race

  • White2,320
  • Black or African American6
  • American Indian or Alaska Native3
  • Asian7
  • Other race10
  • Two or more races132

Hispanic or Latino (any race): 29

Age

  • Under 10238
  • 10 to 19298
  • 20 to 29186
  • 30 to 39263
  • 40 to 49332
  • 50 to 59424
  • 60 to 69467
  • 70 to 79208
  • 80 and older62

Income and housing in 03237

Poverty rate

5.2%

Median earnings

$53,424

Median household income

$107,353

Median home value

$317,600

Education

  • High school graduate98.1%
  • Bachelor's degree43.0%
  • Graduate degree19.3%

Places covering 03237

Cities and places — Population overlap

Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

No place overlap rows for this ZIP.

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

Counties — Population overlap

Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.

ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

100.0% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 03237

IRS populationACS population
2,8091,405020052023

Hover the chart or read the table below (Year | ACS | IRS).

Population history. Year | ACS population | IRS population. ACS and IRS are separate series. Blank cells mean that source did not publish a count for the year.
YearACS populationIRS population
20052,333
20062,286
20072,414
20082,322
20092,291
20102,276
20112,6012,272
20122,4992,260
20132,1552,230
20142,1732,270
20152,0462,300
20162,0982,310
20172,0822,390
20182,4332,420
20192,3722,380
20202,0822,490
20212,1002,450
20222,3382,520
20232,313

ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.

ZIP codes near 03237

12 nearest ZIP centroids (any distance)

  1. 03837Gilmanton Iron Works2.7 miPop 1,684 · Income $116,605
  2. 03220Belmont5.6 miPop 7,376 · Income $78,151
  3. 03249Gilford6.1 miPop 7,785 · Income $115,423
  4. 03810Alton Bay7.3 miPop 2,269 · Income $143,102
  5. 03307Loudon7.4 miPop 5,683 · Income $100,141
  6. 03218Barnstead8.7 miPop 1,202 · Income $97,669
  7. 03225Center Barnstead8.7 miPop 3,770 · Income $97,109
  8. 03276Tilton9.5 miPop 9,046 · Income $79,270
  9. 03809Alton9.7 miPop 3,684 · Income $92,278
  10. 03224Canterbury9.8 miPop 2,458 · Income $117,500
  11. 03263Pittsfield10.6 miPop 4,094 · Income $66,823
  12. 03246Laconia11.1 miPop 17,006 · Income $68,407

ZIP centroids within 2 miles

No other ZIP codes within 2 miles of 03237, measured by Census internal-point centroids. Try a wider radius.

ZIPs within 2 miles of this place

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03237 Gilmanton, NH

Looking up ZIP codes within 2 miles of 03237 Gilmanton, NH, measured by centroid distance.

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ACS population

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Households

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Avg median income

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ZIP code 03237 FAQ

What city is ZIP code 03237 in?
03237 is in Gilmanton, NH.
What county is 03237 in?
03237 is in Belknap County.
What is the median household income in 03237?
The median household income in 03237 is $107,353.
Which ZIP codes are near 03237?
Use the radius tool on this page to list ZIP codes within a chosen distance of 03237.