Residential delivery area · New Hampshire
ZIP Code 03251: Lincoln, NH
ZIP code 03251 uses the postal name Lincoln, New Hampshire and lies entirely in Grafton County (Census 2020 ZIP-county file). About 1,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $70,625 (Census Bureau, ACS 2020-2024). By Census place, 4% of its land lies in Lincoln (a census-designated place); 96% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Lincoln · its only residential ZIP
- County
- Grafton County
- Census places
- Lincoln census-designated place
- Micro area
- Lebanon-Claremont, NH-VT
- House district
- NH-2 119th Congress
- State
- New Hampshire
- Time zone
- Eastern
- Land area
- 66.3 sq mi · 22 people per sq mi
Where is ZIP code 03251?
03251 centers on 44.095°, -71.631° and covers 66.3 square miles of land plus 0.4 of water. It borders 5 ZIP codes: 03580, 03262, 03285, 03215, 03785.
The map draws ZIP code areas only. For the streets inside 03251, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 03251 compare with the rest of Grafton County?
| Measure | 03251 | In Grafton County | In NH |
|---|---|---|---|
| People (ACS 2020-2024) | 1,461 | 18th of 37 | 171st of 247 |
| Median household income | $71k | not ranked | not ranked |
| Median home value | $342k | 12th of 27 | 128th of 191 |
03251's median household income is not ranked: its 90% margin of error (±$54,096) is more than a quarter of the figure ($70,625). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 28% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 03251?
The 2020 Census counted 1,631 people in 03251; the ACS, which samples households over 2020-2024, estimates 1,461. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 1,461±295 (90% margin)
- 2020 Census count
- 1,631
- Households
- 632
- Median age
- 46.8
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 03251?
Of the 1,461 people the ACS estimates in 03251, 19.4% are under 18 and 28.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (85.6%), then Asian (not Hispanic) (12.4%).
- Under 1819.4%
- 18 to 6452.3%
- 65 and older28.3%
- White, not Hispanic85.6%
- Asian, not Hispanic12.4%
- Black, not Hispanic1.2%
- Other or two or more0.6%
- Hispanic or Latino0.1%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 03251 earn?
Median household income is $70,625 (ACS 2020-2024).
- Median household income
- $70,625±$54,096
- Income per person
- $49,951
- Below the poverty line
- 6.2%
- Unemployed (of the labor force)
- 2.9%
- Adults 25+ with a bachelor's degree
- 38.6%
- Adjusted gross income per tax return, 2022
- $166,431960 returns; wages 40% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 03251?
- Median home value (owners' estimate)
- $342,000
- Median gross rent
- $1,143
- Homes owned by their occupants
- 72.0%
- Housing units
- 2,765
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 03251?
163 business establishments had a location in this ZIP code in 2023, 14 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services46
- Real estate and rental and leasing20
- Retail trade19
- Other services (except public administration)17
- Construction10
- Health care and social assistance10
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 03251?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 03580 | Franconia | 1,402 | $91k | 5.7 mi |
| 03262 | North Woodstock | 1,142 | $86k | 7.7 mi |
| 03285 | Thornton | 2,799 | $90k | 10.1 mi |
| 03215 | Waterville Valley | 290 | $106k | 10.6 mi |
| 03785 | Woodsville | 2,018 | $58k | 11.4 mi |
| 03293 | Woodstock | 72 | $86k | 8.2 mi (near) |
| 03574 | Bethlehem | 2,573 | $81k | 11.5 mi (near) |
| 03586 | Sugar Hill | 658 | $154k | 12.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.