PlainZIP

New Castle, NH · standard

ZIP Code 03854

Rockingham County, New Hampshire - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

968
462/sq mi
$176,953
Median income
$1,701,300
Median home value
68.8%
Bachelor's or higher

The verdict

New Castle pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.

Top 2%
household income, US ZIPs
Top 1%
home value, US ZIPs
462
people per sq mi
93%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 03854 against every reporting US ZIP.

ZIP code 03854 is a sparsely populated ZIP (a standard USPS delivery area) in New Castle, Rockingham County, New Hampshire, home to just 968 residents across 2.1 square miles, a density of 462 people per square mile, in the New York time zone.

ZIP 03854 skews affluent, with a median household income of $176,953 (73% above the New Hampshire average), while per-capita income is $125,291. Poverty here runs at 4.6%, with unemployment measured at 0.0%. The typical home here is valued at $1,701,300 (320% above the state average); renters pay a median of $3,501 monthly, and 93.0% of units are owner-occupied.

This is a highly-educated ZIP: 68.8% of adults hold a bachelor's degree or higher, the median age is 62.8, and the average commute is -. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 03854, plus 6 more within Rockingham County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 03854

Top 5 sectors by establishment count in New Castle, NH

Which industries have the most business establishments in ZIP 03854.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 03854, New Castle, NH · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

968

Population

2.1

Area (sq mi)

462

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 03854?

62.8

Median Age

51.1%

Male

48.9%

Female

0.7%

Foreign-Born

White 96.1%
African American 0.0%
Asian 0.7%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.1%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$176,953

Median Household Income

+73% vs state

$125,291

Per Capita Income

4.6%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 03854 ranks nationally

New Castle, NH household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$176,953 Top 2% higher than 98% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Below this entry. $140,000–$160,000: 686 US ZIPs (2%). Below this entry. $160,000–$180,000: 364 US ZIPs (1%). This entry sits in this band. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 74.8%
Bachelor's Degree or Higher 68.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

466

Total Housing Units

401

Occupied Units

65

Vacant Units

2.06

Avg Household Size

Occupancy Type

Owner 93.0%
Renter 7.0%

$1,701,300

Median Home Value

+320% vs state

$3,501

Median Rent

1975

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 19 business establishments in ZIP 03854, employing approximately 357 people with a combined annual payroll of $15,046,000.

19

Businesses

357

Employees

$15.0M

Annual Payroll

3

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 6 31.6%
Arts, entertainment, and recreation 3 15.8%
Accommodation and food services 3 15.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 03854 vs 03905 →

ZIP 03854 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 03854 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 03854 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 03854 ranks the highest of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
03905 Kittery Point, ME 1,780 2.2 mi
03904 Kittery, ME 7,703 3.2 mi
03870 Rye, NH 5,162 4.0 mi
03801 Portsmouth, NH 21,532 4.3 mi
03871 Rye Beach, NH 136 6.4 mi
03909 York, ME 9,738 7.3 mi
03903 Eliot, ME 6,211 6.6 mi
03911 York Harbor, ME 250 6.4 mi
03840 Greenland, NH 3,566 6.7 mi
03862 North Hampton, NH 4,278 8.2 mi

More ZIP Codes in Rockingham County

03038 standard
Derry, NH
Pop: 33,269
03079 standard
Salem, NH
Pop: 28,776
03053 standard
Londonderry, NH
Pop: 23,957
03801 standard
Portsmouth, NH
Pop: 21,532
03833 standard
Exeter, NH
Pop: 20,955
03842 standard
Hampton, NH
Pop: 15,345

Related Areas

Rockingham County New Castle, NH New Hampshire

Frequently Asked Questions

What county is ZIP code 03854 in? ▼
ZIP code 03854 (New Castle) is located in Rockingham County, New Hampshire. Rockingham County contains multiple ZIP codes, see the full list at /counties/rockingham-nh.
What is the population of ZIP code 03854? ▼
ZIP code 03854 in New Castle, NH has a population of 968 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 03854? ▼
The median household income in ZIP 03854 is $176,953, which is 132% above the national average of $76,288.
What is the average home value in ZIP 03854? ▼
The median home value in ZIP 03854 is $1,701,300, which is 512% above the national average of $278,155.
What is the demographic makeup of ZIP 03854? ▼
The largest racial group in ZIP 03854 is White at 96.1%.
How many businesses are in ZIP code 03854? ▼
ZIP code 03854 has 19 business establishments employing approximately 357 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 03854? ▼
The top industries by establishment count in ZIP 03854 are: Professional, scientific, and technical services (6), Arts, entertainment, and recreation (3), Accommodation and food services (3). There are 3 industry sectors represented in total.
What is the education level in ZIP code 03854? ▼
In ZIP code 03854, 74.8% of residents aged 25+ have a high school diploma or higher, and 68.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 03854? ▼
In ZIP code 03854, approximately 93.0% of occupied housing units are owner-occupied and 7.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 03854? ▼
The poverty rate in ZIP code 03854 is 4.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.