PlainZIP

Eastport, ME · standard

ZIP Code 04631

Washington County, Maine - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,331
141/sq mi
$45,573
Median income
$179,800
Median home value
36.2%
Bachelor's or higher

The verdict

Eastport pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.

10th pct
household income, US ZIPs
38th pct
home value, US ZIPs
141
people per sq mi
65%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 04631 against every reporting US ZIP.

ZIP code 04631 is a sparsely populated ZIP (a standard USPS delivery area) in Eastport, Washington County, Maine, home to just 1,331 residents across 9.5 square miles, a density of 141 people per square mile, in the New York time zone.

ZIP 04631 reports a modest median household income of $45,573 (38% below the Maine average), while per-capita income is $34,957. Poverty here runs at 15.2%, with unemployment measured at 2.7%. Median home value sits at $179,800 (37% below the state average), median rent at $565 a month, and owner-occupancy at 64.9%.

A solid share of residents have a four-year degree: 36.2% of adults hold a bachelor's degree or higher, the median age is 61.4, and the average commute is -. A geography-based comparison follows: 2 ZIP codes within about 10 miles of 04631, plus 6 more within Washington 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 04631

Top 5 sectors by establishment count in Eastport, ME

Which industries have the most business establishments in ZIP 04631.

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 04631, Eastport, ME · 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

1,331

Population

9.5

Area (sq mi)

141

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 04631?

61.4

Median Age

45.9%

Male

54.1%

Female

2.6%

Foreign-Born

White 91.9%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 2.9%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.8%
Hispanic or Latino 1.6%

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?

$45,573

Median Household Income

-38% vs state

$34,957

Per Capita Income

15.2%

Poverty Rate

2.7%

Unemployment Rate

How ZIP 04631 ranks nationally

Eastport, ME household income vs. every US ZIP code

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

$45,573 10th percentile higher than 10% 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%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $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 72.1%
Bachelor's Degree or Higher 36.2%

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

What does housing look like?

1,106

Total Housing Units

693

Occupied Units

413

Vacant Units

1.76

Avg Household Size

Occupancy Type

Owner 64.9%
Renter 35.1%

$179,800

Median Home Value

-37% vs state

$565

Median Rent

1941

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 41 business establishments in ZIP 04631, employing approximately 317 people with a combined annual payroll of $12,112,000.

41

Businesses

317

Employees

$12.1M

Annual Payroll

5

Industry Sectors

Industry Establishments % of Total
Accommodation and food services 9 21.9%
Retail trade 6 14.6%
Health care and social assistance 5 12.2%
Construction 3 7.3%
Arts, entertainment, and recreation 3 7.3%

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 04631 vs 04652 →

ZIP 04631 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 04631 ranks #3 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 04631 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 04631 ranks #3 of 3 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
04652 Lubec, ME 1,690 6.9 mi
04667 Perry, ME 1,638 6.2 mi

More ZIP Codes in Washington County

04654 standard
Machias, ME
Pop: 3,424
04619 standard
Calais, ME
Pop: 3,121
04694 standard
Baileyville, ME
Pop: 2,376
04652 standard
Lubec, ME
Pop: 1,690
04668 standard
Princeton, ME
Pop: 1,680
04667 standard
Perry, ME
Pop: 1,638

Related Areas

Washington County Eastport, ME Maine

Frequently Asked Questions

What county is ZIP code 04631 in? ▼
ZIP code 04631 (Eastport) is located in Washington County, Maine. Washington County contains multiple ZIP codes, see the full list at /counties/washington-me.
What is the population of ZIP code 04631? ▼
ZIP code 04631 in Eastport, ME has a population of 1,331 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 04631? ▼
The median household income in ZIP 04631 is $45,573, which is 40% below the national average of $76,288.
What is the average home value in ZIP 04631? ▼
The median home value in ZIP 04631 is $179,800, which is 35% below the national average of $278,155.
What is the demographic makeup of ZIP 04631? ▼
The largest racial group in ZIP 04631 is White at 91.9%. Hispanic or Latino residents make up 1.6% of the population.
How many businesses are in ZIP code 04631? ▼
ZIP code 04631 has 41 business establishments employing approximately 317 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 04631? ▼
The top industries by establishment count in ZIP 04631 are: Accommodation and food services (9), Retail trade (6), Health care and social assistance (5). There are 5 industry sectors represented in total.
What is the education level in ZIP code 04631? ▼
In ZIP code 04631, 72.1% of residents aged 25+ have a high school diploma or higher, and 36.2% 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 04631? ▼
In ZIP code 04631, approximately 64.9% of occupied housing units are owner-occupied and 35.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 04631? ▼
The poverty rate in ZIP code 04631 is 15.2% 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.