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 Moderate-density area
- $88,438
- Median income Above-median income area
- $288,800
- Median home value Near-median home value
- 47.8%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
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 average Maine ZIP), while per-capita income is $61,249. Unemployment is 14.3%, an important qualifier alongside the household-income figure. Median home value is $288,800 (2% above the average Maine ZIP) and median rent is $938; 91.8% of occupied homes 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 -. The page also surfaces 4 ZIP codes within roughly 10 miles and 6 more in Waldo County, so 04848 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 04848
Top 5 sectors by establishment count in Islesboro, ME
Which industries have the most business establishments in ZIP 04848.
- Construction
Construction
9 establishments
- Other services (except public administration)
Other services (except public administration)
6 establishments
- Retail trade
Retail trade
5 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
5 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
4 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 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
Who lives in ZIP 04848?
57.0
Median Age
51.1%
Male
48.9%
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?
$88,438
Median Household Income
+20% vs state ZIP avg
$61,249
Per Capita Income
15.1%
Poverty Rate
14.3%
Unemployment Rate
How ZIP 04848 ranks among Maine ZIPs
Islesboro, ME household income vs. every Maine ZIP code
Median household income among 395 reporting Maine ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$88,438 Top 20% higher than 80% of 395 Maine ZIPs
Each bar is a $20K-wide band; taller bars hold more Maine 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
701housing units
701
Total Housing Units
330
Occupied Units
371
Vacant Units
1.90
Avg Household Size
Occupancy Type
$288,800
Median Home Value
+2% vs state ZIP avg
$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.
- 04849
Lincolnville (04849)
3,684 residents
- 04421 1,366
Castine (04421)
1,366 residents
- 04848 566
Islesboro (04848)
566 residents
- 04642 123
Harborside (04642)
123 residents
- 04683 104
Sunset (04683)
104 residents
What this shows Among its immediate neighbors, ZIP 04848 ranks #3 by population - useful context the national average alone can't give.
ZIP 04848 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 04421
Castine (04421)
$113,750 median income
- 04848
Islesboro (04848)
$88,438 median income
- 04849
Lincolnville (04849)
$80,377 median income
- 04642
Harborside (04642)
$71,563 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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 04848, both outside ME 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 Waldo County
Related Areas
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.
Related
Take this with you
What to do with ZIP 04848's numbers, next.
- See how ZIP 04848 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Islesboro, ME 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.