Merrimack County · New Hampshire
ZIP code 03221
- Population
- 2,210
- Median income
- $92,083
- Median home
- $302,400
- Sales tax
- 0%
ZCTA residents
Household, past 12 months
Owner-occupied value
New Hampshire state rate
Quick answer
ZIP 03221 sits in Merrimack County, New Hampshire and is home to 2,210 people. Median household income is $92,083, the median home is worth $302,400 and median gross rent is $1,465. 89.4% of households own their home, and purchases are taxed at 0% (New Hampshire state rate).
- County
- Merrimack County
- State
- New Hampshire (NH)
- Area codes
- Not published
- Metro area
- Outside covered metros
FIPS 33013
246 ZIPs covered
No NANPA match for this ZIP
Rate jurisdiction used for tax
The numbers for 03221
American Community Survey 2019-2023 ACS 5-year estimates for this ZCTA.
- Population
- 2,210ZIP 03221 residents
- Median household income
- $92,083Past 12 months, inflation adjusted
- Median home value
- $302,400Owner-occupied units
- Median gross rent
- $1,465Rent plus utilities, monthly
- Median age
- 47.4 yrsAll residents
- Homeownership rate
- 89.4%Owner-occupied households
Sales tax in 03221
What a purchase inside this ZIP costs at checkout.
New Hampshire levies 0% statewide with no local add-ons. Check the county page for the local component before you quote a price.
Affordability in this ZIP
Derived from the Census medians above — indicative, not an offer.
A rent burden above 30% is the federal threshold for cost-burdened households, and a price-to-income multiple above 4× is generally considered a stretched housing market. The mortgage figure is principal and interest only — taxes, insurance and HOA dues are extra.
How 03221 compares
ZIP 03221 against the median ZIP in Merrimack County and across New Hampshire.
| Measure | ZIP 03221 | County median | State median | vs state |
|---|---|---|---|---|
| Median household income | $92,083 | $99,237 | $92,797 | -1% |
| Median home value | $302,400 | $317,600 | $339,600 | -11% |
| Median gross rent | $1,465 | $1,243 | $1,302 | +13% |
| Population | 2,210 | 3,040 | 2,738 | -19% |
Medians are computed across the 28 ZIP areas in Merrimack County and the 246 ZIP areas in New Hampshire.
Statewide rank
Where this ZIP places among all 246 New Hampshire ZIP areas.
- Income
- #122
- Home value
- #155
- Population
- #140
richer than 48% of 235 state ZIPs
above 35% of 238 state ZIPs
larger than 43% of 246 state ZIPs
Comparable ZIP codes
New Hampshire ZIP areas with almost the same household income.
Nearby ZIP codes
Other ZIP codes filed under Merrimack County.
ZIP 03221 questions
Common questions about this ZIP code.
- Where is ZIP code 03221?
- ZIP 03221 lies mostly in Merrimack County, New Hampshire. County assignment follows the largest share of land area, so a ZIP straddling a county line is filed under its dominant county.
- What sales tax do I pay in 03221?
- New Hampshire charges 0% statewide.
- Is 03221 expensive to live in?
- Median rent runs $1,465 a month, about 19% of median household income, and the median home is worth $302,400 — -11% against the typical New Hampshire ZIP.
- Is a ZCTA the same as a postal ZIP code?
- Not exactly. The Census builds ZIP Code Tabulation Areas from the ZIP codes of addresses inside each census block, so a ZCTA can differ slightly from the USPS delivery route of the same number, and PO-box-only ZIPs have no ZCTA at all.
Keep going
Related pages for this area.
Sources & transparency
- US Census Bureau, ACS 2019-2023 5-year estimates — 2019-2023 ACS 5-year — population, income, housing
- Census 2020 ZCTA-to-county relationship file — County assignment by largest land-area overlap
- New Hampshire Department of Revenue Administration — Sales tax rates and local add-ons
Last reviewed December 2024. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.