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 Moderate-density area
- $95,206
- Median income Above-median income area
- $356,700
- Median home value Above-median home value
- 41.4%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 03242 (Henniker, NH) rose +8.3% from 2023 to 2024. The all-transactions index moved from 278.0 in 2023 to 301.1 in 2024 (2000 = 100).
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 average New Hampshire ZIP), while per-capita income is $43,367. The poverty rate is 11.6%, with unemployment at 1.2%; those measures add context to the income figure. Median home value is $356,700 (12% below the average New Hampshire ZIP) and median rent is $1,081; 64.5% of occupied homes 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. The page also surfaces 6 ZIP codes within roughly 10 miles and 6 more in Merrimack County, so 03242 can be compared with both its immediate and county-level context.
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.
- Construction
Construction
23 establishments
- Retail trade
Retail trade
18 establishments
- Accommodation and food services
Accommodation and food services
18 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
14 establishments
- Other services (except public administration)
Other services (except public administration)
12 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, 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
Who lives in ZIP 03242?
31.1
Median Age
53.3%
Male
46.7%
Female
2.0%
Foreign-Born
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 ZIP avg
$43,367
Per Capita Income
11.6%
Poverty Rate
1.2%
Unemployment Rate
20.2 min
Mean Commute Time
How ZIP 03242 ranks among New Hampshire ZIPs
Henniker, NH household income vs. every New Hampshire ZIP code
Median household income among 236 reporting New Hampshire ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$95,206 47th percentile higher than 47% of 236 New Hampshire ZIPs
Each bar is a $20K-wide band; taller bars hold more New Hampshire 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
2,305housing units
2,305
Total Housing Units
2,121
Occupied Units
184
Vacant Units
2.57
Avg Household Size
Occupancy Type
$356,700
Median Home Value
-12% vs state ZIP avg
$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.
- 03281
Weare (03281)
8,785 residents
- 03244
Hillsborough (03244)
8,092 residents
- 03229
Contoocook (03229)
5,589 residents
- 03242
Henniker (03242)
4,836 residents
- 03278 2,952
Warner (03278)
2,952 residents
- 03221 2,091
Bradford (03221)
2,091 residents
- 03273 312
South Sutton (03273)
312 residents
What this shows Among its immediate neighbors, ZIP 03242 ranks #4 by population - useful context the national average alone can't give.
ZIP 03242 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 03273
South Sutton (03273)
$187,979 median income
- 03229
Contoocook (03229)
$137,386 median income
- 03281
Weare (03281)
$118,271 median income
- 03221
Bradford (03221)
$109,803 median income
- 03242
Henniker (03242)
$95,206 median income
- 03278
Warner (03278)
$94,783 median income
- 03244
Hillsborough (03244)
$86,375 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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 03242, both outside NH so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (4,836 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Merrimack County
Related Areas
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.
Related
Take this with you
What to do with ZIP 03242's numbers, next.
- See how ZIP 03242 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Henniker, NH ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.