PlainZIP

Islesboro, ME · standard

ZIP Code 04848

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

566
15/sq mi
$88,438
Median income
$288,800
Median home value
47.8%
Bachelor's or higher

The verdict

Islesboro pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.

Top 28%
household income, US ZIPs
Top 35%
home value, US ZIPs
15
people per sq mi
92%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 04848 against every reporting US ZIP.

ZIP code 04848 is a sparsely populated ZIP (a standard USPS delivery area) in Islesboro, Waldo County, Maine, home to just 566 residents across 37.0 square miles, a density of 15 people per square mile, in the New York time zone.

ZIP 04848 lands in the middle-income range, with a median household income of $88,438 (20% above the Maine average), while per-capita income is $61,249. Poverty here runs at 15.1%, with unemployment measured at 14.3%. The typical home here is valued at $288,800 (2% above the state average); renters pay a median of $938 monthly, and 91.8% of units are owner-occupied.

A solid share of residents have a four-year degree: 47.8% of adults hold a bachelor's degree or higher, the median age is 57, and the average commute is -. To put 04848 in local context, 4 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Waldo County, for a geography-aware comparison.

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 04848

Top 5 sectors by establishment count in Islesboro, ME

Which industries have the most business establishments in ZIP 04848.

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 04848, Islesboro, 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

566

Population

37.0

Area (sq mi)

15

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 04848?

57.0

Median Age

51.1%

Male

48.9%

Female

2.0%

Foreign-Born

White 95.8%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.6%
Hispanic or Latino 0.6%

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?

$88,438

Median Household Income

+20% vs state

$61,249

Per Capita Income

15.1%

Poverty Rate

14.3%

Unemployment Rate

How ZIP 04848 ranks nationally

Islesboro, ME household income vs. every US ZIP code

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

$88,438 Top 28% higher than 72% 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 62.9%
Bachelor's Degree or Higher 47.8%

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

What does housing look like?

701

Total Housing Units

330

Occupied Units

371

Vacant Units

1.90

Avg Household Size

Occupancy Type

Owner 91.8%
Renter 8.2%

$288,800

Median Home Value

+2% vs state

$938

Median Rent

1974

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 44 business establishments in ZIP 04848, employing approximately 152 people with a combined annual payroll of $6,666,000.

44

Businesses

152

Employees

$6.7M

Annual Payroll

8

Industry Sectors

Industry Establishments % of Total
Construction 9 20.4%
Other services (except public administration) 6 13.6%
Retail trade 5 11.4%
Administrative and support and waste management and remediation services 5 11.4%
Real estate and rental and leasing 4 9.1%
Health care and social assistance 4 9.1%
Arts, entertainment, and recreation 4 9.1%
Accommodation and food services 3 6.8%

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 04848 vs 04642 →

ZIP 04848 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 04848 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 04848 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 04848 ranks #2 of 4 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
04642 Harborside, ME 123 5.4 mi
04849 Lincolnville, ME 3,684 6.9 mi
04421 Castine, ME 1,366 8.9 mi
04683 Sunset, ME 104 9.7 mi

More ZIP Codes in Waldo County

04915 standard
Belfast, ME
Pop: 8,806
04496 standard
Winterport, ME
Pop: 3,757
04849 standard
Lincolnville, ME
Pop: 3,684
04974 standard
Searsport, ME
Pop: 2,611
04981 standard
Stockton Springs, ME
Pop: 2,316
04988 standard
Unity, ME
Pop: 2,134

Related Areas

Waldo County Islesboro, ME Maine

Frequently Asked Questions

What county is ZIP code 04848 in? ▼
ZIP code 04848 (Islesboro) is located in Waldo County, Maine. Waldo County contains multiple ZIP codes, see the full list at /counties/waldo-me.
What is the population of ZIP code 04848? ▼
ZIP code 04848 in Islesboro, ME has a population of 566 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 04848? ▼
The median household income in ZIP 04848 is $88,438, which is 16% above the national average of $76,288.
What is the average home value in ZIP 04848? ▼
The median home value in ZIP 04848 is $288,800, which is 4% above the national average of $278,155.
What is the demographic makeup of ZIP 04848? ▼
The largest racial group in ZIP 04848 is White at 95.8%. Hispanic or Latino residents make up 0.6% of the population.
How many businesses are in ZIP code 04848? ▼
ZIP code 04848 has 44 business establishments employing approximately 152 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 04848? ▼
The top industries by establishment count in ZIP 04848 are: Construction (9), Other services (except public administration) (6), Retail trade (5). There are 8 industry sectors represented in total.
What is the education level in ZIP code 04848? ▼
In ZIP code 04848, 62.9% of residents aged 25+ have a high school diploma or higher, and 47.8% 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 04848? ▼
In ZIP code 04848, approximately 91.8% of occupied housing units are owner-occupied and 8.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 04848? ▼
The poverty rate in ZIP code 04848 is 15.1% 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.