03854 ZIP Code, New Castle, NH
03854 is a ZIP code in New Castle, New Hampshire in Rockingham County. It covers 0.8 square miles of land. The closest ZIP codes are 03904, 03870 and 03801. 827 people live here in 401 households, fewer than in most New Hampshire ZIP codes. At about 1,022 people per square mile it has suburban density, and most homes are owner-occupied (93%). Median household income is $176,953, well above the New Hampshire median of $99,031; the median age is 62.8, older than most ZIP codes.
Quick facts
- Mailing city: New Castle, NH
- County: Rockingham County
- Land area: 0.8 sq mi
- Population: 827
- Median household income: $176,953
Key figures
| Measure | Value |
|---|---|
| Residents | 827 |
| Households | 401 |
| Median household income | $176,953 |
| Income per person | $125,291 |
| Median age | 62.8 |
| Homeowners | 93.0% |
| Median home value | $1,701,300 |
| Median rent | $3,501 |
| Bachelor's degree or higher | 68.8% |
| Average commute (minutes) | 32.6 |
| Households with kids under 18 | 18.2% |
| Moved in the past year | 8.3% |
| Below the poverty line | 4.6% |
| Broadband internet | 100.0% |
| Speak a non-English language at home | 1.7% |
Household income
| % of households | Value |
|---|---|
| <$10K | 0.0% |
| $10–15K | 1.5% |
| $15–25K | 7.5% |
| $25–35K | 3.0% |
| $35–50K | 0.7% |
| $50–75K | 7.0% |
| $75–100K | 9.2% |
| $100–150K | 14.5% |
| $150–200K | 18.0% |
| $200K+ | 38.7% |
Age
| % of all residents | Value |
|---|---|
| <10 | 8.6% |
| 10–19 | 4.3% |
| 20–24 | 3.0% |
| 25–34 | 6.7% |
| 35–44 | 8.8% |
| 45–54 | 8.8% |
| 55–64 | 15.5% |
| 65–74 | 24.7% |
| 75+ | 19.6% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 37.4% |
| Owned outright | 43.1% |
| Rented | 5.9% |
| Vacant | 13.7% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 94.2% |
| Townhome | 0.6% |
| 2–4 units | 3.9% |
| 5–19 units | 1.3% |
| 20+ units | 0.0% |
| Mobile / other | 0.0% |
Businesses in 03854
19 business establishments with 357 employees (ZIP Codes Business Patterns 2023).
- Professional, Scientific, and Technical Services: 6
- Arts, Entertainment, and Recreation: 3
- Accommodation and Food Services: 3
EDDM carrier routes
See every USPS carrier route in 03854 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 03904 — Kittery CDP, ME (3.4 mi)
- 03870 (3.7 mi)
- 03801 — Portsmouth city, NH (4.5 mi)
- 03871 (6.4 mi)
- 03903 — South Eliot CDP, ME (6.5 mi)
- 03911 — York Harbor CDP, ME (6.5 mi)
- 03840 (6.7 mi)
- 03905 — Kittery Point CDP, ME (6.9 mi)
Areas that include 03854
- New Castle, NH ZIP codes — 1 ZIP code
- Rockingham County ZIP codes — 36 ZIP codes
- New Hampshire ZIP code data
Mail every home in 03854
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 03854, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 03854 in?
- 03854 is a New Castle, NH mailing address. None of its land lies inside a Census-defined city or community.
- What county is 03854 in?
- 03854 is in Rockingham County.
- What is the population of 03854?
- About 827 people (±216), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 1,000.
- What is the median household income in 03854?
- $176,953 (±$28,974), compared with $99,031 for New Hampshire as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 03854?
- EDDM2GO's stored route library does not include 03854 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 03854?
- The closest, measured center to center: 03904 (3.4 mi, Kittery), 03870 (3.7 mi), 03801 (4.5 mi, Portsmouth), 03871 (6.4 mi), 03903 (6.5 mi, South Eliot) and 03911 (6.5 mi, York Harbor).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.