PlainZIP

Rockland, ME · standard

ZIP Code 04841

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

7,297
219/sq mi
$56,533
Median income
$245,800
Median home value
35.6%
Bachelor's or higher

The verdict

Rockland pairs one of the lowest household incomes in the country with above-median home values, in a low-density, homeowner-dominated area.

23th pct
household income, US ZIPs
Top 44%
home value, US ZIPs
219
people per sq mi
62%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 04841 against every reporting US ZIP.

ZIP code 04841 is a mid-sized community (a standard USPS delivery area) in Rockland, Knox County, Maine, home to 7,297 residents across 33.3 square miles, a density of 219 people per square mile, in the New York time zone.

ZIP 04841 reports a modest median household income of $56,533 (23% below the Maine average), while per-capita income is $36,105. Local economic indicators show a 10.4% poverty rate alongside 6.6% unemployment. Housing costs here run $245,800 for a typical home value (13% below the state average), with rent averaging $1,092 a month; 62.0% of homes are owner-occupied.

A solid share of residents have a four-year degree: 35.6% of adults hold a bachelor's degree or higher, the median age is 49.3, and the average commute is -. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Knox County, so you can benchmark 04841 against its immediate geography rather than a national average 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 04841

Top 5 sectors by establishment count in Rockland, ME

Which industries have the most business establishments in ZIP 04841.

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 04841, Rockland, 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

7,297

Population

33.3

Area (sq mi)

219

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 04841?

49.3

Median Age

45.6%

Male

54.4%

Female

0.9%

Foreign-Born

White 94.1%
African American 0.1%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.8%
Hispanic or Latino 1.4%

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?

$56,533

Median Household Income

-23% vs state

$36,105

Per Capita Income

10.4%

Poverty Rate

6.6%

Unemployment Rate

How ZIP 04841 ranks nationally

Rockland, ME household income vs. every US ZIP code

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

$56,533 23rd percentile higher than 23% 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 63.7%
Bachelor's Degree or Higher 35.6%

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

What does housing look like?

4,222

Total Housing Units

3,565

Occupied Units

657

Vacant Units

1.92

Avg Household Size

Occupancy Type

Owner 62.0%
Renter 38.0%

$245,800

Median Home Value

-13% vs state

$1,092

Median Rent

1948

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+4.5%

YoY Change (2024)

356

HPI Index (2000 = 100)

+256%

Total Change Since 2000

Home values in ZIP 04841 have increased 4.5% over the past year (2024). Since 2000, this ZIP has seen +256% cumulative appreciation.

Year Annual Change HPI Index
2020 +0.8% 191
2021 +17.2% 224
2022 +33.6% 299
2023 +14.1% 341
2024 +4.5% 356

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 432 business establishments in ZIP 04841, employing approximately 5,097 people with a combined annual payroll of $259,462,000.

432

Businesses

5,097

Employees

$259.5M

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Retail trade 79 18.3%
Other services (except public administration) 54 12.5%
Health care and social assistance 47 10.9%
Accommodation and food services 47 10.9%
Professional, scientific, and technical services 30 6.9%
Construction 27 6.3%
Manufacturing 27 6.3%
Real estate and rental and leasing 23 5.3%
Finance and insurance 20 4.6%
Transportation and warehousing 17 3.9%
Wholesale trade 14 3.2%
Information 13 3.0%
Administrative and support and waste management and remediation services 11 2.5%
Arts, entertainment, and recreation 10 2.3%
Agriculture, forestry, fishing and hunting 5 1.2%
Educational services 5 1.2%

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 04841 vs 04856 →

ZIP 04841 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 04841 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 04841 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 04841 ranks #null of 9 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
04856 Rockport, ME 3,330 3.6 mi
04861 Thomaston, ME 2,781 3.0 mi
04858 South Thomaston, ME 1,533 5.6 mi
04854 Owls Head, ME 1,580 4.8 mi
04864 Warren, ME 4,751 5.4 mi
04859 Spruce Head, ME 724 9.6 mi
04843 Camden, ME 4,851 7.4 mi
04847 Hope, ME 1,536 8.9 mi
04563 Cushing, ME 1,534 9.8 mi
04862 Union, ME 3,592 11.6 mi

More ZIP Codes in Knox County

04843 standard
Camden, ME
Pop: 4,851
04864 standard
Warren, ME
Pop: 4,751
04862 standard
Union, ME
Pop: 3,592
04856 standard
Rockport, ME
Pop: 3,330
04861 standard
Thomaston, ME
Pop: 2,781
04860 standard
Tenants Harbor, ME
Pop: 1,591

Related Areas

Knox County Rockland, ME Maine

Frequently Asked Questions

What county is ZIP code 04841 in? ▼
ZIP code 04841 (Rockland) is located in Knox County, Maine. Knox County contains multiple ZIP codes, see the full list at /counties/knox-me.
What is the population of ZIP code 04841? ▼
ZIP code 04841 in Rockland, ME has a population of 7,297 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 04841? ▼
The median household income in ZIP 04841 is $56,533, which is 26% below the national average of $76,288.
What is the average home value in ZIP 04841? ▼
The median home value in ZIP 04841 is $245,800, which is 12% below the national average of $278,155.
What is the demographic makeup of ZIP 04841? ▼
The largest racial group in ZIP 04841 is White at 94.1%. Hispanic or Latino residents make up 1.4% of the population.
How many businesses are in ZIP code 04841? ▼
ZIP code 04841 has 432 business establishments employing approximately 5,097 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 04841? ▼
The top industries by establishment count in ZIP 04841 are: Retail trade (79), Other services (except public administration) (54), Health care and social assistance (47). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 04841? ▼
According to the FHFA House Price Index, home values in ZIP 04841 increased by 4.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 256%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 04841? ▼
In ZIP code 04841, 63.7% of residents aged 25+ have a high school diploma or higher, and 35.6% 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 04841? ▼
In ZIP code 04841, approximately 62.0% of occupied housing units are owner-occupied and 38.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 04841? ▼
The poverty rate in ZIP code 04841 is 10.4% 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.