PlainZIP

Rockwood, ME · standard

ZIP Code 04478

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

316
0/sq mi
$53,229
Median income
$379,300
Median home value
15.8%
Bachelor's or higher

The verdict

Rockwood pairs one of the lowest household incomes in the country with upper-quartile home values, in a rural, homeowner-dominated area.

19th pct
household income, US ZIPs
Top 23%
home value, US ZIPs
0
people per sq mi
100%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 04478 against every reporting US ZIP.

ZIP code 04478 is a sparsely populated ZIP (a standard USPS delivery area) in Rockwood, Somerset County, Maine, home to just 316 residents across 1053.3 square miles, a density of 0 people per square mile, in the New York time zone.

ZIP 04478 reports a modest median household income of $53,229 (28% below the Maine average), while per-capita income is $39,030. 3.5% of residents live below the poverty line, and the unemployment rate reads 0.0%. Median home value sits at $379,300 (34% above the state average), median rent at - a month, and owner-occupancy at 100.0%.

Educational attainment sits below the national norm: 15.8% of adults hold a bachelor's degree or higher, the median age is 69.6, and the average commute is 15 minutes. Maine and national benchmarks, shown above, are the best way to contextualize 04478, not the raw numbers 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 04478

Top 5 sectors by establishment count in Rockwood, ME

Which industries have the most business establishments in ZIP 04478.

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 04478, Rockwood, 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

316

Population

1053.3

Area (sq mi)

0

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 04478?

69.6

Median Age

50.9%

Male

49.1%

Female

0.0%

Foreign-Born

White 84.5%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.9%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 14.6%
Hispanic or Latino 8.9%

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?

$53,229

Median Household Income

-28% vs state

$39,030

Per Capita Income

3.5%

Poverty Rate

0.0%

Unemployment Rate

15.0 min

Mean Commute Time

How ZIP 04478 ranks nationally

Rockwood, ME household income vs. every US ZIP code

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

$53,229 19th percentile higher than 19% 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 48.4%
Bachelor's Degree or Higher 15.8%

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

What does housing look like?

875

Total Housing Units

165

Occupied Units

710

Vacant Units

1.92

Avg Household Size

Occupancy Type

Owner 100.0%
Renter 0.0%

$379,300

Median Home Value

+34% vs state

1975

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 20 business establishments in ZIP 04478, employing approximately 114 people with a combined annual payroll of $3,469,000.

20

Businesses

114

Employees

$3.5M

Annual Payroll

3

Industry Sectors

Industry Establishments % of Total
Accommodation and food services 6 30.0%
Construction 3 15.0%
Real estate and rental and leasing 3 15.0%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

More ZIP Codes in Somerset County

04976 standard
Skowhegan, ME
Pop: 9,903
04937 standard
Fairfield, ME
Pop: 6,645
04950 standard
Madison, ME
Pop: 4,855
04957 standard
Norridgewock, ME
Pop: 4,265
04967 standard
Pittsfield, ME
Pop: 4,230
04924 standard
Canaan, ME
Pop: 2,275

Related Areas

Somerset County Rockwood, ME Maine

Frequently Asked Questions

What county is ZIP code 04478 in? ▼
ZIP code 04478 (Rockwood) is located in Somerset County, Maine. Somerset County contains multiple ZIP codes, see the full list at /counties/somerset-me.
What is the population of ZIP code 04478? ▼
ZIP code 04478 in Rockwood, ME has a population of 316 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 04478? ▼
The median household income in ZIP 04478 is $53,229, which is 30% below the national average of $76,288.
What is the average home value in ZIP 04478? ▼
The median home value in ZIP 04478 is $379,300, which is 36% above the national average of $278,155.
What is the demographic makeup of ZIP 04478? ▼
The largest racial group in ZIP 04478 is White at 84.5%. Hispanic or Latino residents make up 8.9% of the population.
How many businesses are in ZIP code 04478? ▼
ZIP code 04478 has 20 business establishments employing approximately 114 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 04478? ▼
The top industries by establishment count in ZIP 04478 are: Accommodation and food services (6), Construction (3), Real estate and rental and leasing (3). There are 3 industry sectors represented in total.
What is the education level in ZIP code 04478? ▼
In ZIP code 04478, 48.4% of residents aged 25+ have a high school diploma or higher, and 15.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 04478? ▼
The mean commute time for workers in ZIP code 04478 is 15.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What is the poverty rate in ZIP code 04478? ▼
The poverty rate in ZIP code 04478 is 3.5% 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.