Housing data for Isle au Haut, ME
Isle au Haut, ME has an estimated 69 residents and 138 homes (US Census Bureau, 2020–2024 American Community Survey).
It is a town in Knox County.
26.0% of households rent.
The median gross rent is $967 a month.
Its population grew measurably since 2015–2019 (+245.0%).
Figures last updated on .
- Residents
- 69 (±31)
- Housing units
- 138 (±32)
- Households that rent
- 26.0%
- Median gross rent
- $967
- Residents since 2015–2019
- +245.0%
What stands out in Isle au Haut
Median home value: $593,800 (±$182,290) in Isle au Haut, higher than in Knox County ($324,900).
Average commute: 4.2 minutes (±1.8) in Isle au Haut, lower than in Knox County (19.6 minutes).
Homes heated by fuel oil: 26.0% (±20.6 points) in Isle au Haut, lower than in Knox County (56.2%).
Housing in Isle au Haut at a glance
- Median rent: $967 median gross rent a month (Small sample: wide margin of error)
- Rent burden: 0.0% of renters pay 30% or more of income (Small sample: wide margin of error)
- Renters and owners: 26.0% of households rent (Small sample: wide margin of error)
- Income and affordability: $49,500 median household income (Small sample: wide margin of error)
- Home values: $593,800 median home value (Small sample: wide margin of error)
- Property taxes: $3,542 median real estate taxes a year (Small sample: wide margin of error)
- Types of homes: 0.0% of homes are in buildings of 5 or more units (Small sample: wide margin of error)
- Bedrooms: 54.4% of homes have 3 or more bedrooms (Small sample: wide margin of error)
- Age of homes: 69.5% of homes were built before 1980 (Small sample: wide margin of error)
- Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
- Heating fuel: 42.0% heat with wood (Small sample: wide margin of error)
- Commute and cars: 4.2 minutes average trip to work (Small sample: wide margin of error)
- Growth: +245.0% residents since 2015–2019 (Small sample: wide margin of error)
- How long people stay: 4.0% moved in since 2020 (Small sample: wide margin of error)
- Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)
Isle au Haut against Knox County, its state and the nation
| Isle au Haut | Knox County | Maine | United States | |
|---|---|---|---|---|
| Residents | 69 (±31) | 41,003 (exact) | 1,387,817 (exact) | 334,922,499 |
| Housing units | 138 (±32) | 24,564 (±110) | 751,876 (±671) | 143,775,355 |
| Households that rent | 26.0% (±19.6 points) | 21.3% (±2.2 points) | 25.7% (±0.4 points) | 34.8% |
| Median gross rent | $967 (±$265) | $1,165 (±$70) | $1,139 (±$13) | $1,413 |
| Median household income | $49,500 (±$43,752) | $74,096 (±$3,739) | $74,733 (±$795) | $80,734 |
| Median home value | $593,800 (±$182,290) | $324,900 (±$14,707) | $296,600 (±$2,876) | $332,700 |
| Median real estate taxes (a year) | $3,542 (±$1,034) | $3,786 (±$131) | $3,036 (±$26) | $3,119 |
| Built before 1980 | 69.5% (±19.8 points) | 57.2% (±3.4 points) | 54.5% (±0.6 points) | 49.7% |
| Average commute | 4.2 minutes (±1.8) | 19.6 minutes (±1.1) | 24.6 minutes (±0.3) | 26.4 minutes |
| Households with broadband | 64.0% (±26.5 points) | 90.3% (±1.8 points) | 90.3% (±0.3 points) | 91.0% |
| Median age of residents | 71.4 years (±1.5) | 49.5 years (±0.4) | 44.8 years (±0.1) | 38.9 years |
Isle au Haut covers 12.5 square miles of land, about 6 residents per square mile (Census Bureau Gazetteer).
How Isle au Haut has changed since 2015–2019
| 2015–2019 | 2020–2024 | Amount of change | Verdict | |
|---|---|---|---|---|
| Residents | 20 (±17) | 69 (±31) | +245.0% | Measurable increase |
| Housing units | 132 (±20) | 138 (±32) | +4.5% | Not a measurable change |
| Median household income | $32,500 (±$3,919) | $49,500 (±$43,752) | +52.3% | No measurable change after inflation |
| Households that rent | 64.3% (±41.9 points) | 26.0% (±19.6 points) | −38.3 percentage points | Not a measurable change |
| Rental vacancy rate | 0.0% (±86.7 points) | 0.0% (±64.3 points) | 0.0 percentage points | Not a measurable change |
The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.
Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.
The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.
Crime reported to police in Knox County
Isle au Haut has no police department of its own in the FBI’s figures, so this is the figure for Knox County as a whole.
In 2025, the police departments that report for Knox County recorded 81 violent and 572 property crimes per 100,000 residents.
A county-wide figure describes the whole county, not this place; crime varies from one community to the next.
ZIP codes in Isle au Haut
| ZIP code | Share of the ZIP’s land in this place | Residents | Median gross rent | Median home value | Median household income |
|---|---|---|---|---|---|
| 04645 | 100% | 69 | $967 | $593,800 | $49,500 |
A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.
Places near Isle au Haut
| Place | Distance | Median gross rent | Median home value | Households that rent |
|---|---|---|---|---|
| Stonington | 7.2 mi | $823 | $306,700 | 22.9% |
| Vinalhaven | 8.5 mi | $1,017 | $428,400 | 13.4% |
| Swans Island | 11 mi | $2,125 | $316,700 | 9.0% |
| Deer Isle | 15 mi | $1,909 | $308,300 | 14.2% |
| Brooklin | 15 mi | $1,236 | $339,400 | 15.6% |
| North Haven | 15 mi | $913 | $440,200 | 18.0% |
| Tremont | 17 mi | $1,217 | $407,000 | 23.7% |
| Matinicus Isle Plantation | 19 mi | — | $350,000 | 0.0% |
Places in Maine most like Isle au Haut
| Place | Median gross rent | Median home value | Median household income | Households that rent |
|---|---|---|---|---|
| Boothbay | $1,147 | $342,100 | $60,320 | 21.6% |
| Boothbay Harbor | $1,058 | $400,600 | $62,800 | 24.5% |
| Boothbay Harbor (community) | $721 | $327,800 | $49,861 | 26.3% |
| North Haven | $913 | $440,200 | $87,500 | 18.0% |
| Thomaston (community) | $1,119 | $269,500 | $52,133 | 29.7% |
| Thomaston | $1,262 | $271,700 | $56,435 | 26.1% |
Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Maine.
HUD Fair Market Rent for Isle au Haut, fiscal year 2027
| Studio | 1 bedroom | 2 bedrooms | 3 bedrooms | 4 bedrooms |
|---|---|---|---|---|
| $1,101 | $1,236 | $1,503 | $1,968 | $1,975 |
HUD income limits for Isle au Haut, fiscal year 2026
| Household size | Extremely low (30%) | Very low (50%) | Low (80%) |
|---|---|---|---|
| 1 person | $20,650 | $34,450 | $55,100 |
| 2 people | $23,600 | $39,350 | $62,950 |
| 3 people | $27,320 | $44,250 | $70,800 |
| 4 people | $33,000 | $49,150 | $78,650 |
| 5 people | $38,680 | $53,100 | $84,950 |
| 6 people | $44,360 | $57,050 | $91,250 |
| 7 people | $50,040 | $60,950 | $97,550 |
| 8 people | $55,720 | $64,900 | $103,850 |
These are the limits HUD sets for its housing programs in the Knox County, ME, where HUD’s median family income for fiscal year 2026 is $98,300.
A program can use its own limits; tax-credit and local programs often do.
Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.
Margins of error are at the 90% confidence level.
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Questions about Isle au Haut
Is Isle au Haut growing?
In Isle au Haut, the number of residents went from 20 in 2015–2019 to 69 in 2020–2024 (+245.0%), a measurable increase.
What ZIP codes are in Isle au Haut?
The ZIP code that covers Isle au Haut is 04645.
What is the median rent in ZIP code 04645?
The median gross rent in ZIP Code Tabulation Area 04645 is $967 (±$265) a month (2020–2024 American Community Survey).
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — Isle au Haut town, Knox County, Maine
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Isle au Haut town, Knox County, Maine
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — Isle au Haut town, Knox County, Maine
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — Isle au Haut town, Knox County, Maine
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — Isle au Haut town, Knox County, Maine
- Total Population (B01003), 2015–2019 ACS 5-year estimates — Isle au Haut town, Knox County, Maine
- Median Gross Rent (B25064), 2015–2019 ACS 5-year estimates — Isle au Haut town, Knox County, Maine
- HUD Fair Market Rents, fiscal year 2027: Knox County, ME
- HUD Income Limits, fiscal year 2026: Knox County, ME
- US Census Bureau, American Community Survey 2020–2024 5-year estimates for ZIP Code Tabulation Areas
- Consumer Price Index for All Urban Consumers (CPI-U), US city average, all items, US Bureau of Labor Statistics: annual averages 2019 and 2024
- US Census Bureau, 2024 Gazetteer Files
To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Isle au Haut town, Knox County, Maine (county subdivision:35135, in state:23 county:013).
Each estimate (E or PE) has a margin of error beside it (M or PM).
The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.
The API needs a free key.
DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.
Figures last updated on .