Hamilton, NC · standard
ZIP Code 27840
Martin County, North Carolina - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 514
- 16/sq mi Moderate-density area
- $37,857
- Median income Below-median income area
- $61,800
- Median home value Below-median home value
- 12.7%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Hamilton pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 5th pct
- household income, US ZIPs
- 2nd pct
- home value, US ZIPs
- 16
- people per sq mi
- 90%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 27840 against every reporting US ZIP.
ZIP code 27840 is a sparsely populated ZIP (a standard USPS delivery area) in Hamilton, Martin County, North Carolina, home to just 514 residents across 32.7 square miles, a density of 16 people per square mile, in the New York time zone.
ZIP 27840 sits on the lower end of the income spectrum: median household income is $37,857 (45% below the average North Carolina ZIP), while per-capita income is $23,652. Economic pressure is pronounced: 24.8% of residents are below the poverty line and unemployment is 10.0%. Home values sit below the statewide ZIP benchmark: the median is $61,800 (76% below the average North Carolina ZIP); owner occupancy is 90.3%.
Formal educational attainment runs low here: just 12.7% of adults hold a bachelor's degree or higher, the median age is 60.2, and the average commute is -. The page also surfaces 7 ZIP codes within roughly 10 miles and 6 more in Martin County, so 27840 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 →
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 27840, Hamilton, NC · 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
514
Population
32.7
Area (sq mi)
16
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 27840?
60.2
Median Age
48.4%
Male
51.6%
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?
$37,857
Median Household Income
-45% vs state ZIP avg
$23,652
Per Capita Income
24.8%
Poverty Rate
10.0%
Unemployment Rate
How ZIP 27840 ranks among North Carolina ZIPs
Hamilton, NC household income vs. every North Carolina ZIP code
Median household income among 749 reporting North Carolina ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$37,857 5th percentile higher than 5% of 749 North Carolina ZIPs
Each bar is a $20K-wide band; taller bars hold more North Carolina 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
191housing units
191
Total Housing Units
134
Occupied Units
57
Vacant Units
2.28
Avg Household Size
Occupancy Type
$61,800
Median Home Value
-76% vs state ZIP avg
1966
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 7 business establishments in ZIP 27840, employing approximately 286 people with a combined annual payroll of $15,664,000.
7
Businesses
286
Employees
$15.7M
Annual Payroll
0
Industry Sectors
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 27840 vs 27857 →
ZIP 27840 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 27871
Robersonville (27871)
4,619 residents
- 27812
Bethel (27812)
2,593 residents
- 27849 1,544
Lewiston Woodville (27849)
1,544 residents
- 27857 1,298
Oak City (27857)
1,298 residents
- 27840 514
Hamilton (27840)
514 residents
- 27825 103
Everetts (27825)
103 residents
- 27841 84
Hassell (27841)
84 residents
- 27861 71
Parmele (27861)
71 residents
What this shows Among its immediate neighbors, ZIP 27840 ranks #5 by population - useful context the national average alone can't give.
ZIP 27840 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 27857
Oak City (27857)
$61,389 median income
- 27812
Bethel (27812)
$53,268 median income
- 27849
Lewiston Woodville (27849)
$46,594 median income
- 27871
Robersonville (27871)
$46,172 median income
- 27825
Everetts (27825)
$43,750 median income
- 27840
Hamilton (27840)
$37,857 median income
- 27861
Parmele (27861)
$28,681 median income
- 27841 $21,667
Hassell (27841)
$21,667 median income
What this shows By household income, ZIP 27840 ranks #6 of 8 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 27840, both outside NC so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Martin County
Related Areas
Frequently Asked Questions
What county is ZIP code 27840 in?
ZIP code 27840 (Hamilton) is located in Martin County, North Carolina. Martin County contains multiple ZIP codes, see the full list at /counties/martin-nc.
What is the population of ZIP code 27840?
ZIP code 27840 in Hamilton, NC has a population of 514 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 27840?
The median household income in ZIP 27840 is $37,857, which is 50% below the national average of $76,288.
What is the average home value in ZIP 27840?
The median home value in ZIP 27840 is $61,800, which is 78% below the national average of $278,155.
What is the demographic makeup of ZIP 27840?
The largest racial group in ZIP 27840 is African American at 64.4%. Hispanic or Latino residents make up 9.8% of the population.
How many businesses are in ZIP code 27840?
ZIP code 27840 has 7 business establishments employing approximately 286 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 27840?
In ZIP code 27840, 58.0% of residents aged 25+ have a high school diploma or higher, and 12.7% 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 27840?
In ZIP code 27840, approximately 90.3% of occupied housing units are owner-occupied and 9.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 27840?
The poverty rate in ZIP code 27840 is 24.8% 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 27840's numbers, next.
- See how ZIP 27840 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Hamilton, NC ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.