04851 ZIP Code — Matinicus, ME
Knox County, Maine
ZIP code 04851 is located in Matinicus, Maine, within Knox County. It covers approximately 1.92 square miles and serves a population of 95 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 207.
95
population
1.92
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
04851 ZIP code map
Cities in ZIP code 04851
Below are the cities the US Postal Service accepts for ZIP code 04851. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Matinicus | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 95 |
| Population density | 49 / sq mi |
| State FIPS | 23 |
| County FIPS | 013 |
| Geography | |
|---|---|
| Land area | 1.92 sq mi |
| Water area | 5.19 sq mi |
| Latitude | 43.8481 |
| Longitude | -68.8918 |
| Timezone | Eastern (ET) |
| Area code | 207 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 51.3% | 42.0% | 42.3% |
| $50k – $100k | 23.1% | 34.5% | 32.3% |
| $100k – $200k | 20.5% | 19.0% | 20.6% |
| Over $200k | 5.1% | 4.6% | 4.9% |
Demographics & statistics
95
Population
49
People per sq mi
66.1
Median age
$48,125
Median household income
$41,262
Per capita income
$325,000
Median home value
$0
Median monthly rent
100.0%
Home ownership
5.3%
Poverty rate
0.0%
Unemployment
198
Housing units
37.4%
Bachelor's or higher
Age distribution
Male
Female
2
5–9
1
1
10–14
0
5
35–44
5
5
45–54
5
2
55–59
1
5
60–64
5
13
65–74
13
13
75–84
13
3
85+
3
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 4 | 4.2% |
| 18 and over | 91 | 95.8% |
| 65 and over | 58 | 61.1% |
| Median age | 66.1 years | |
Race & ethnicity
White
98.9%
Two or more races
1.1%
| Group | Count | % |
|---|---|---|
| White | 94 | 98.9% |
| Two or more races | 1 | 1.1% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 51.3% | 42.0% | 42.3% |
| $50k – $100k | 23.1% | 34.5% | 32.3% |
| $100k – $200k | 20.5% | 19.0% | 20.6% |
| Over $200k | 5.1% | 4.6% | 4.9% |
Under $10k
10.2%
$25k–$35k
10.2%
$35k–$50k
32.7%
$50k–$75k
14.3%
$75k–$100k
4.1%
$100k–$150k
10.2%
$150k–$200k
8.2%
$200k+
10.2%
| Range | % of households |
|---|---|
| Under $10k | 10.2% |
| $25k–$35k | 10.2% |
| $35k–$50k | 32.7% |
| $50k–$75k | 14.3% |
| $75k–$100k | 4.1% |
| $100k–$150k | 10.2% |
| $150k–$200k | 8.2% |
| $200k+ | 10.2% |
| Median income | $48,125 |
Housing
Home values
$50k–$100k
2.0%
$100k–$150k
10.2%
$150k–$200k
14.3%
$200k–$300k
22.4%
$300k–$500k
26.5%
$500k–$1M
8.2%
$1M+
16.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $325,000 |
| Median rent / month | $0 |
| Owner occupied | 100.0% |
| Renter occupied | 0.0% |
| Vacant | 75.3% |
| Single-family detached | 97.5% |
| Large apartment buildings | 0.0% |
| Mobile homes | 2.5% |
| Median rooms | 5.4 |
| Avg household size (owned) | 1.94 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 2.0% |
| 2000–2009 | 6.6% |
| 1990–1999 | 15.7% |
| 1980–1989 | 13.6% |
| 1970–1979 | 6.6% |
| 1960–1969 | 5.1% |
| 1950–1959 | 12.1% |
| 1940–1949 | 11.6% |
| 1939 or earlier | 26.8% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 10.6% |
| 1 bedroom | 13.1% |
| 2 bedrooms | 16.2% |
| 3 bedrooms | 39.4% |
| 4 bedrooms | 19.2% |
| 5+ bedrooms | 1.5% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 12.2% |
| 1 vehicle | 55.1% |
| 2 vehicles | 22.4% |
| 3 or more | 10.2% |
Heating fuel
| Fuel type | % |
|---|---|
| Electricity | 6.1% |
| Propane / LP gas | 4.1% |
| Fuel oil | 63.3% |
| Wood | 14.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 42 | 85.7% |
| Cohabiting couple | 0 | 0.0% |
| Male householder, no spouse | 5 | 10.2% |
| Female householder, no spouse | 2 | 4.1% |
| Households with children under 18 | 4 | 8.2% |
| Households with seniors (65+) | 37 | 75.5% |
| Average household size | 1.94 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 11.1% | 10.9% |
| Married | 88.9% | 84.8% |
| Separated | 0.0% | 0.0% |
| Widowed | 0.0% | 4.3% |
| Divorced | 0.0% | 0.0% |
Education
Less than 9th grade
0.0%
Some HS, no diploma
5.5%
HS graduate
33.0%
Some college, no degree
13.2%
Associate's degree
11.0%
Bachelor's degree
19.8%
Graduate / professional
17.6%
| Metric | % |
|---|---|
| HS diploma or higher | 94.5% |
| Bachelor's or higher | 37.4% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 0 | 0.0% |
| Kindergarten | 0 | 0.0% |
| Elementary school | 4 | 57.1% |
| High school | 0 | 0.0% |
| College / grad school | 3 | 42.9% |
Employment
Industry of employment
Agriculture & mining
50.0%
Education & healthcare
27.8%
Information
11.1%
Construction
5.6%
Arts, food & hospitality
5.6%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 33.3% |
| Service | 0.0% |
| Sales & office | 0.0% |
| Natural resources & construction | 66.7% |
| Production & transportation | 0.0% |
Employment type
| Type | % |
|---|---|
| Private sector | 66.7% |
| Government | 0.0% |
| Self-employed | 33.3% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 44.4% |
| Carpool | 22.2% |
| Public transit | 0.0% |
| Walk | 11.1% |
| Work from home | 22.2% |
| Other means | 0.0% |
| Avg commute (minutes) | 0.0 |
Poverty
All people
5.3%
Under 18 years
0.0%
18 and over
5.5%
Married-couple families
0.0%
Female-led households
0.0%
Income support
| Source | % of households |
|---|---|
| Social Security | 75.5% |
| Retirement income | 38.8% |
| Supplemental Security | 2.0% |
| Cash public assistance | 4.1% |
| Food stamps / SNAP | 2.0% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 31.9% |
| High blood pressure | 31.5% |
| High cholesterol | 35.3% |
| Diabetes | 9.0% |
| Heart disease | 5.9% |
| Stroke | 2.6% |
| Asthma | 10.3% |
| Arthritis | 25.9% |
| Kidney disease | 2.6% |
| Pulmonary disease | 7.3% |
| Cancer | 6.7% |
| Behavior / access | % |
|---|---|
| Smoking | 16.4% |
| Binge drinking | 16.8% |
| No physical activity | 17.7% |
| Less than 7 hrs sleep | 31.9% |
| Depression | 22.2% |
| Fair or poor health | 11.2% |
| Poor mental health | 13.5% |
| Poor physical health | 9.2% |
| No health insurance | 11.1% |
| Visited doctor (checkup) | 76.9% |
| Visited dentist | 71.6% |
| Cholesterol screening | 91.0% |
| Teeth loss | 11.4% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 6 | 6.6% |
| Disability | % |
|---|---|
| Any disability | 8.4% |
| Under 18 | 0.0% |
| 18–64 years | 0.0% |
| 65 and over | 13.8% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 62.1% |
| Public insurance | 65.3% |
| No insurance | 12.6% |
| Uninsured under 19 | 0.0% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 95 | 100.0% |
| Spanish | 2 | 2.1% |
| Other Indo-European | 0 | 0.0% |
| Asian & Pacific Islander | 2 | 2.1% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 89 | 93.7% |
| Born in same state | 87 | 91.6% |
| Born in different state | 73 | 76.8% |
| Foreign born | 2 | 2.1% |
| Naturalized citizen | 6 | 6.3% |
| Not a US citizen | 6 | 100.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 54 | 56.8% |
| Italian | 12 | 12.6% |
| Arab | 4 | 4.2% |
| Ancestry | Count | % |
|---|---|---|
| English | 2 | 2.1% |
| Polish | 2 | 2.1% |
| Dutch | 2 | 2.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 51.6% |
| Internet access | 87.8% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 04851
What city is ZIP code 04851 in?
ZIP code 04851 is primarily assigned to Matinicus, Maine.
What county is ZIP code 04851 in?
ZIP code 04851 falls within Knox County, Maine.
Does ZIP code 04851 have an older population?
61% of residents in ZIP code 04851 are 65 or older, above the national average of ~17%.
Does ZIP code 04851 have a large retiree population?
76% of households in ZIP code 04851 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 04851?
The median home value in ZIP code 04851 is $325,000.
What is the population of ZIP code 04851?
ZIP code 04851 has an estimated population of 95 residents, with a density of 50 people per square mile.
What timezone is ZIP code 04851 in?
ZIP code 04851 observes the EST timezone.