PlainZIP

Henniker, NH · standard

ZIP Code 03242

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

4,836
42/sq mi
$95,206
Median income
$356,700
Median home value
41.4%
Bachelor's or higher

The verdict

Henniker pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 22%
household income, US ZIPs
Top 25%
home value, US ZIPs
42
people per sq mi
65%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 03242 against every reporting US ZIP.

ZIP code 03242 covers 114.1 square miles in Henniker, Merrimack County, New Hampshire (a standard USPS delivery area), with a modest 4,836 residents on file, a density of 42 people per square mile, in the New York time zone.

ZIP 03242 lands in the middle-income range, with a median household income of $95,206 (7% below the New Hampshire average), while per-capita income is $43,367. 11.6% of residents live below the poverty line, and the unemployment rate reads 1.2%. On housing, the median home value is $356,700 (12% below the state average) with median rent at $1,081 per month, and 64.5% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 41.4% of adults hold a bachelor's degree or higher, the median age is 31.1, and the average commute is 20 minutes. We also surface 6 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Merrimack County, so you can benchmark 03242 against its immediate geography rather than a 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 03242

Top 5 sectors by establishment count in Henniker, NH

Which industries have the most business establishments in ZIP 03242.

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 03242, Henniker, 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

4,836

Population

114.1

Area (sq mi)

42

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 03242?

31.1

Median Age

53.3%

Male

46.7%

Female

2.0%

Foreign-Born

White 93.5%
African American 0.8%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.5%
Hispanic or Latino 5.0%

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?

$95,206

Median Household Income

-7% vs state

$43,367

Per Capita Income

11.6%

Poverty Rate

1.2%

Unemployment Rate

20.2 min

Mean Commute Time

How ZIP 03242 ranks nationally

Henniker, NH household income vs. every US ZIP code

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

$95,206 Top 22% higher than 78% 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%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $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 66.0%
Bachelor's Degree or Higher 41.4%

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

What does housing look like?

2,305

Total Housing Units

2,121

Occupied Units

184

Vacant Units

2.57

Avg Household Size

Occupancy Type

Owner 64.5%
Renter 35.5%

$356,700

Median Home Value

-12% vs state

$1,081

Median Rent

1974

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+8.3%

YoY Change (2024)

301

HPI Index (2000 = 100)

+201%

Total Change Since 2000

Home values in ZIP 03242 have increased 8.3% over the past year (2024). Since 2000, this ZIP has seen +201% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.8% 182
2021 +16.3% 212
2022 +17.3% 248
2023 +12.1% 278
2024 +8.3% 301

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 134 business establishments in ZIP 03242, employing approximately 2,136 people with a combined annual payroll of $79,521,000.

134

Businesses

2,136

Employees

$79.5M

Annual Payroll

12

Industry Sectors

Industry Establishments % of Total
Construction 23 17.2%
Retail trade 18 13.4%
Accommodation and food services 18 13.4%
Professional, scientific, and technical services 14 10.4%
Other services (except public administration) 12 9.0%
Manufacturing 10 7.5%
Administrative and support and waste management and remediation services 10 7.5%
Health care and social assistance 9 6.7%
Wholesale trade 3 2.2%
Transportation and warehousing 3 2.2%
Finance and insurance 3 2.2%
Real estate and rental and leasing 3 2.2%

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 03242 vs 03278 →

ZIP 03242 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 03242 ranks #4 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 03242 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 03242 ranks #5 of 7 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
03278 Warner, NH 2,952 8.3 mi
03229 Contoocook, NH 5,589 6.5 mi
03244 Hillsborough, NH 8,092 6.2 mi
03281 Weare, NH 8,785 8.1 mi
03221 Bradford, NH 2,091 8.8 mi
03273 South Sutton, NH 312 10.3 mi

More ZIP Codes in Merrimack County

03301 standard
Concord, NH
Pop: 33,008
03303 standard
Concord, NH
Pop: 15,524
03106 standard
Hooksett, NH
Pop: 13,374
03275 standard
Suncook, NH
Pop: 11,437
03235 standard
Franklin, NH
Pop: 8,562
03276 standard
Tilton, NH
Pop: 8,324

Related Areas

Merrimack County Henniker, NH New Hampshire

Frequently Asked Questions

What county is ZIP code 03242 in? ▼
ZIP code 03242 (Henniker) is located in Merrimack County, New Hampshire. Merrimack County contains multiple ZIP codes, see the full list at /counties/merrimack-nh.
What is the population of ZIP code 03242? ▼
ZIP code 03242 in Henniker, NH has a population of 4,836 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 03242? ▼
The median household income in ZIP 03242 is $95,206, which is 25% above the national average of $76,288.
What is the average home value in ZIP 03242? ▼
The median home value in ZIP 03242 is $356,700, which is 28% above the national average of $278,155.
What is the demographic makeup of ZIP 03242? ▼
The largest racial group in ZIP 03242 is White at 93.5%. Hispanic or Latino residents make up 5.0% of the population.
How many businesses are in ZIP code 03242? ▼
ZIP code 03242 has 134 business establishments employing approximately 2,136 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 03242? ▼
The top industries by establishment count in ZIP 03242 are: Construction (23), Retail trade (18), Accommodation and food services (18). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 03242? ▼
According to the FHFA House Price Index, home values in ZIP 03242 increased by 8.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 201%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 03242? ▼
In ZIP code 03242, 66.0% of residents aged 25+ have a high school diploma or higher, and 41.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 03242? ▼
The mean commute time for workers in ZIP code 03242 is 20.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 03242? ▼
In ZIP code 03242, approximately 64.5% of occupied housing units are owner-occupied and 35.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 03242? ▼
The poverty rate in ZIP code 03242 is 11.6% 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.