ZIP code 03445: Sullivan, NH
03445 is a ZIP code in Sullivan, New Hampshire, mainly in Cheshire County, part of the Keene, NH micro area. About 687 people live here.
- Population
- 687
- Median household income
- $106,667
- Typical home value
- $387,600+9.3% in 12 months
- Median rent
- $1,225gross, per month
- Median age
- 46.6
- Homeowners
- 93.6%of occupied homes
Shaded: ZIP code 03445's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 03445 details
| City | Sullivan |
|---|---|
| State | New Hampshire |
| County | Cheshire County |
| Metro area | Keene, NH |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 19.5 sq mi, plus 0.2 sq mi of water |
| Population density | 35 people per sq mi |
| Bachelor's degree or higher | 28.5% of adults 25+ |
| Average commute | 32.1 minutes |
| Center coordinates | 43.02062, -72.21437 |
ZIP codes near 03445
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 03448 | Gilsum, NH | 2.8 mi | 716 |
| 03457 | Nelson, NH | 4.9 mi | 802 |
| 03431 | Keene, NH | 5.7 mi | 25,065 |
| 03464 | Stoddard, NH | 6.7 mi | 902 |
| 03435 | Keene, NH | 6.8 mi | — |
| 03456 | Marlow, NH | 8.2 mi | 855 |
| 03455 | Marlborough, NH | 8.5 mi | 2,242 |
| 03450 | Harrisville, NH | 8.9 mi | 885 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 03445?
A typical home in ZIP code 03445 is worth about $387,600 (Zillow Home Value Index). The median household here earns $106,667 a year. See what buying here would cost per month, with New Hampshire average taxes and insurance filled in.
Monthly payment for a $387,600 homeWhat can a $106,667 income afford?Rental property numbers
About ZIP code 03445
What city is ZIP code 03445?
ZIP code 03445 is in Sullivan, NH, in Cheshire County.
What county is ZIP code 03445 in?
03445 is mainly in Cheshire County, New Hampshire.
What is the population of ZIP code 03445?
About 687 people live in ZIP code 03445, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 03445 in?
03445 is in Eastern Time (UTC−5). It observes daylight saving time.