PlainZIP

Readfield, ME · standard

ZIP Code 04355

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

2,600
34/sq mi
$86,504
Median income
$326,400
Median home value
48.8%
Bachelor's or higher

The verdict

Readfield pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.

Top 30%
household income, US ZIPs
Top 30%
home value, US ZIPs
34
people per sq mi
90%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 04355 against every reporting US ZIP.

ZIP code 04355 covers 75.8 square miles in Readfield, Kennebec County, Maine (a standard USPS delivery area), with a modest 2,600 residents on file, a density of 34 people per square mile, in the New York time zone.

ZIP 04355 lands in the middle-income range, with a median household income of $86,504 (18% above the Maine average), while per-capita income is $41,938. The poverty rate stands at 5.0% and the unemployment rate at 6.3%. On housing, the median home value is $326,400 (15% above the state average) with median rent at $1,125 per month, and 89.9% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 48.8% of adults hold a bachelor's degree or higher, the median age is 48.1, and the average commute is 30 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Kennebec County, letting you compare 04355 to its immediate surroundings rather than a national baseline 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 04355

Top 5 sectors by establishment count in Readfield, ME

Which industries have the most business establishments in ZIP 04355.

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 04355, Readfield, 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

2,600

Population

75.8

Area (sq mi)

34

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 04355?

48.1

Median Age

51.4%

Male

48.6%

Female

1.6%

Foreign-Born

White 95.9%
African American 0.3%
Asian 0.0%
American Indian or Alaska Native 0.3%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.5%
Hispanic or Latino 1.6%

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?

$86,504

Median Household Income

+18% vs state

$41,938

Per Capita Income

5.0%

Poverty Rate

6.3%

Unemployment Rate

29.5 min

Mean Commute Time

How ZIP 04355 ranks nationally

Readfield, ME household income vs. every US ZIP code

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

$86,504 Top 30% higher than 70% 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%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $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 71.6%
Bachelor's Degree or Higher 48.8%

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

What does housing look like?

1,371

Total Housing Units

1,027

Occupied Units

344

Vacant Units

2.53

Avg Household Size

Occupancy Type

Owner 89.9%
Renter 10.1%

$326,400

Median Home Value

+15% vs state

$1,125

Median Rent

1979

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 37 business establishments in ZIP 04355, employing approximately 191 people with a combined annual payroll of $8,317,000.

37

Businesses

191

Employees

$8.3M

Annual Payroll

4

Industry Sectors

Industry Establishments % of Total
Construction 10 27.0%
Administrative and support and waste management and remediation services 5 13.5%
Accommodation and food services 3 8.1%
Other services (except public administration) 3 8.1%

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 04355 vs 04364 →

ZIP 04355 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 04355 ranks #3 by population - useful context the national average alone can't give.

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

ZIP 04355 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 04355 ranks #4 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
04364 Winthrop, ME 6,025 4.9 mi
04352 Mount Vernon, ME 1,632 5.8 mi
04343 East Winthrop, ME 25 4.6 mi
04351 Manchester, ME 2,571 5.6 mi
04284 Wayne, ME 1,138 6.2 mi
04349 Kents Hill, ME 1,158 7.0 mi
04265 North Monmouth, ME 918 8.3 mi
04917 Belgrade, ME 2,849 9.1 mi
04918 Belgrade Lakes, ME 349 10.2 mi
04347 Hallowell, ME 2,355 9.2 mi

More ZIP Codes in Kennebec County

04901 standard
Waterville, ME
Pop: 26,248
04330 standard
Augusta, ME
Pop: 26,086
04345 standard
Gardiner, ME
Pop: 11,646
04963 standard
Oakland, ME
Pop: 7,238
04364 standard
Winthrop, ME
Pop: 6,025
04358 standard
South China, ME
Pop: 4,276

Related Areas

Kennebec County Readfield, ME Maine

Frequently Asked Questions

What county is ZIP code 04355 in? ▼
ZIP code 04355 (Readfield) is located in Kennebec County, Maine. Kennebec County contains multiple ZIP codes, see the full list at /counties/kennebec-me.
What is the population of ZIP code 04355? ▼
ZIP code 04355 in Readfield, ME has a population of 2,600 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 04355? ▼
The median household income in ZIP 04355 is $86,504, which is 13% above the national average of $76,288.
What is the average home value in ZIP 04355? ▼
The median home value in ZIP 04355 is $326,400, which is 17% above the national average of $278,155.
What is the demographic makeup of ZIP 04355? ▼
The largest racial group in ZIP 04355 is White at 95.9%. Hispanic or Latino residents make up 1.6% of the population.
How many businesses are in ZIP code 04355? ▼
ZIP code 04355 has 37 business establishments employing approximately 191 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 04355? ▼
The top industries by establishment count in ZIP 04355 are: Construction (10), Administrative and support and waste management and remediation services (5), Accommodation and food services (3). There are 4 industry sectors represented in total.
What is the education level in ZIP code 04355? ▼
In ZIP code 04355, 71.6% of residents aged 25+ have a high school diploma or higher, and 48.8% 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 04355? ▼
The mean commute time for workers in ZIP code 04355 is 29.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 04355? ▼
In ZIP code 04355, approximately 89.9% of occupied housing units are owner-occupied and 10.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 04355? ▼
The poverty rate in ZIP code 04355 is 5.0% 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.