Residential delivery area · New Hampshire
ZIP Code 03849: Madison, NH
ZIP code 03849 uses the postal name Madison, New Hampshire and lies entirely in Carroll County (Census 2020 ZIP-county file). About 1,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $96,439 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Madison · its only residential ZIP
- County
- Carroll County
- House district
- NH-1 119th Congress
- State
- New Hampshire
- Time zone
- Eastern
- Land area
- 22.3 sq mi · 66 people per sq mi
Where is ZIP code 03849?
03849 centers on 43.890°, -71.133° and covers 22.3 square miles of land plus 0.3 of water. It borders 4 ZIP codes: 03875, 03832, 03836, 03818.
The map draws ZIP code areas only. For the streets inside 03849, 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 03849 compare with the rest of Carroll County?
| Measure | 03849 | In Carroll County | In NH |
|---|---|---|---|
| People (ACS 2020-2024) | 1,465 | 14th of 30 | 170th of 247 |
| Median household income | $96k | 4th of 12 | 88th of 158 |
| Median home value | $390k | 4th of 16 | 91st of 191 |
Its median household income is higher than in 79% of U.S. residential ZIP codes, and it is denser than 47% of all 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 03849?
The 2020 Census counted 1,446 people in 03849; the ACS, which samples households over 2020-2024, estimates 1,465. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 1,465±313 (90% margin)
- 2020 Census count
- 1,446
- Households
- 508
- Median age
- 43.6
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 03849?
Of the 1,465 people the ACS estimates in 03849, 24.7% are under 18 and 22.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (97.2%).
- Under 1824.7%
- 18 to 6452.8%
- 65 and older22.5%
- White, not Hispanic97.2%
- Other or two or more1.4%
- Hispanic or Latino1.4%
- Black, not Hispanic0.0%
- Asian, not Hispanic0.0%
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 03849 earn?
Median household income is $96,439 (ACS 2020-2024), the 4th highest of the 12 ranked ZIP codes in Carroll County.
- Median household income
- $96,439
- Income per person
- $36,597
- Below the poverty line
- 3.6%
- Unemployed (of the labor force)
- 1.5%
- Adults 25+ with a bachelor's degree
- 31.3%
- Adjusted gross income per tax return, 2022
- $87,717770 returns; wages 56% 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 03849?
FHFA's house price index for 03849, built from repeat sales and appraisals of the same homes, rose 134% from 2015 to 2025 and rose 68% from 2020 to 2025, and moved +4.1% in 2025.
- Median home value (owners' estimate)
- $390,100
- Median gross rent
- $1,474
- Homes owned by their occupants
- 91.7%
- Housing units
- 1,152
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 03849?
42 business establishments had a location in this ZIP code in 2023, 2 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction12
- Administrative and support and waste management and remediation services6
- Manufacturing4
- Retail trade3
- Professional, scientific, and technical services3
- Accommodation and food services3
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 03849?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 03875 | Silver Lake | 1,005 | $116k | 3.1 mi |
| 03832 | Eaton Center | 501 | $79k | 4.4 mi |
| 03836 | Freedom | 1,494 | $66k | 4.4 mi |
| 03818 | Conway | 3,805 | $77k | 8.5 mi |
| 03817 | Chocorua | 1,066 | – | 5.4 mi (near) |
| 03890 | West Ossipee | 164 | – | 6.4 mi (near) |
| 03886 | Tamworth | 1,618 | $75k | 8.3 mi (near) |
| 03814 | Center Ossipee | 2,324 | $77k | 8.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.