US ZIP Code
04645

Isle Au Haut, ME

Knox County  ·  Maine

● Active
👥 59 Population ↑ 195% since 2019
🎂 71.4 Median Age ↑ 157% since 2019
🏠 $662,500 Median Home Value
▲ 138% above avg
🎓 55.9% College Grads
▲ 44% above avg
📊 0.0% Unemployment
▼ 100% below avg
ZIP Code Details
ZIP Code04645
CityIsle Au Haut
StateMaine (ME)
CountyKnox County
Area Code207
Elevation201 ft
Latitude44.064664
Longitude-68.62081
TimezoneNew York (DST)
FIPS23013
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 54.2% (32) Female 45.8% (27) ♀

Race & Ethnicity

White: 100%Race
White100.0%

Age Breakdown

25–44
12%
65+
56%

Key Indicators

Median Age71.4 yrs ↑ 157% since 2019
Avg Household Size1.44
Below Poverty3.4% ▼ 66% below avg
College Grads55.9% ▲ 44% above avg
Unemployment0.0% ▼ 100% below avg
HS Graduate24 (40.7%)
Associates2 (3.4%)
Graduate Degree33 (55.9%)

Education

HS Grad: 40.7%Associates: 3.4%Graduate: 55.9%Edu
HS Grad40.7%
Associates3.4%
Graduate55.9%
Housing & Income

Housing Tenure

Owner: 75.6%Renter: 24.4%Tenure
Owner75.6%
Renter24.4%

Home Value Distribution

$100k–150k
11%
$200k–300k
7%
$300k–500k
14%
Over $500k
68%

Financials

Median Home Value$662,500 ▲ 138% above avg
Total Units143
Vacant Units102
Avg HH Size1.44

Income Distribution

$25k–50k
51%
$50k–75k
5%
$75k–100k
7%
$100k–150k
15%
Over $200k
22%
Employment & Commute

How People Get to Work

Drove Alone
16%
Walked
65%
Work From Home
19%

Commute Time

Under 15 min
93%
15–30 min
7%
Housing Stock

Year Built

1940s–1950s
13%
1980s–1990s
32%
2000+
55%

Summary

Total Units143
Vacant102
Owner Occupied75.6%
Renter Occupied24.4%
Avg HH Size1.44
Frequently Asked Questions
ZIP code 04645 is in Isle Au Haut, ME, in Knox County.
ZIP code 04645 is located in Maine (ME).
ZIP code 04645 is in Knox County, ME.
ZIP 04645 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 04645 is 59 people (ACS 2023).
Income data not available.
The median home value in ZIP 04645 is $662,500 (ACS 2023).
About ZIP Code 04645

ZIP code 04645 is located in Isle Au Haut, Maine, within Knox County. With a population of 59, this is a sparsely populated ZIP code with an older community — the median age is 71.4 years.

Real estate in ZIP code 04645 represents a premium housing market. The median home value of $662,500 is more than double the national average. Homeownership is strong here — 75.6% of occupied units are owner-occupied, suggesting an established, stable residential community.

The population of 04645 is primarily White (100.00%). Residents are well-educated — 55.9% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 3.4%.

About 18% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 15%.

Overall, ZIP code 04645 in Isle Au Haut, ME is characterized as well-educated, an older community, and predominantly owner-occupied.