ZIP code profile · 2024 county data

ZIP Code 03743

Sullivan County, New Hampshire: Census demographics for this ZIP plus the containing county's FBI UCR crime rate.

Data updated 2026-08-24

13,647
Population (ZIP)
0
Violent rate /100K (county)
9
Property rate /100K (county)

Is ZIP code 03743 safe? Honest data snapshot

ZIP code 03743 sits within Sullivan County, NH, in which law-enforcement agencies did not report complete 2024 data to the FBI UCR Program. The county figures below cover only the agencies that submitted, so they are not a measure of crime in this area and no comparison to the national average is drawn from them.

ZIP 03743 is the largest ZIP in Sullivan County by population, 13,647 residents (#1 of 15 county ZIPs), across 59.09 square miles (231/sq mi). For a full breakdown of Sullivan County's crime categories and year-over-year trend, see the Sullivan County crime page linked below.

ZIP 03743 has no FBI-native crime rate (postal codes are not police jurisdictions). Figures above use the Sullivan County proxy where reported; see methodology for the ZCTA plurality map. Methodology.

ZIP 03743 Census context

These are ZIP/ZCTA demographic estimates, separate from the county-level FBI proxy above. They describe the local settlement, not a crime rate.

Median household income
$53,957
Median age
44.4 years
Owner-occupied homes
60%
Occupied homes
5,335

Source: U.S. Census Bureau, ACS 2022 5-year ZCTA estimates (income, age, and occupied housing tenure).

ZIP 03743 settlement vs Sullivan County

ZIP 03743 itself is about 231 people per Census sq mi across 59.1 sq mi (13,647 residents), a postal settlement fact independent of the county UCR proxy.

ZIP 03743's 13,647 residents are about 31.7% of the 2024 county reporting population (43,063), a large postal share of a county-wide rate.

Sullivan County's 2024 UCR book concentrates in larceny-theft (75% of 4 offenses; mix index 6,250). ZIP 03743 inherits that county mix, not a postal-native split.

Settlement lines use Census ZCTA figures only; incomplete county agency coverage blocks any UCR mix or rate desk for this ZIP.

Nationwide peers for ZIP 03743

Similar Census population (~13,647)

County detail: Sullivan County · State atlas: New Hampshire

Sources: U.S. Census Bureau (ZIP population, land area, 2020 ZCTA-to-county relationship file, ACS 5-year estimates) and FBI Uniform Crime Reporting (UCR) Program, Crime in the United States (CIUS) Table 10 (county-level crime, attributed via ZIP-to-county crosswalk).

Verify with Census.gov Geography and FBI.gov UCR.

Every figure on PlainCrime is rendered directly from FBI Uniform Crime Reporting (UCR) source data, no number is typed in by an editor. This page combines Census ZIP-level figures with a ZIP-to-county crosswalk to attribute FBI UCR crime data honestly, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.