PlainZIP

Walpole, ME · standard

ZIP Code 04573

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

501
24/sq mi
$86,250
Median income
$420,000
Median home value
54.2%
Bachelor's or higher

The verdict

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

Top 31%
household income, US ZIPs
Top 19%
home value, US ZIPs
24
people per sq mi
100%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 04573 against every reporting US ZIP.

ZIP code 04573 is a sparsely populated ZIP (a standard USPS delivery area) in Walpole, Lincoln County, Maine, home to just 501 residents across 21.1 square miles, a density of 24 people per square mile, in the New York time zone.

ZIP 04573 lands in the middle-income range, with a median household income of $86,250 (17% above the Maine average), while per-capita income is $41,447. Poverty here runs at 2.4%, with unemployment measured at 5.8%. Median home value sits at $420,000 (48% above the state average), median rent at - a month, and owner-occupancy at 100.0%.

This is a highly-educated ZIP: 54.2% of adults hold a bachelor's degree or higher, the median age is 33.4, and the average commute is -. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Lincoln County, letting you compare 04573 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 →

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 04573, Walpole, 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

501

Population

21.1

Area (sq mi)

24

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 04573?

33.4

Median Age

45.4%

Male

54.6%

Female

2.7%

Foreign-Born

White 93.5%
African American 1.3%
Asian 2.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.1%
Hispanic or Latino 0.2%

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?

$86,250

Median Household Income

+17% vs state

$41,447

Per Capita Income

2.4%

Poverty Rate

5.8%

Unemployment Rate

How ZIP 04573 ranks nationally

Walpole, ME household income vs. every US ZIP code

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

$86,250 Top 31% higher than 69% 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 67.6%
Bachelor's Degree or Higher 54.2%

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

What does housing look like?

264

Total Housing Units

182

Occupied Units

82

Vacant Units

2.32

Avg Household Size

Occupancy Type

Owner 100.0%
Renter 0.0%

$420,000

Median Home Value

+48% vs state

1970

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 14 business establishments in ZIP 04573, employing approximately 43 people with a combined annual payroll of $2,456,000.

14

Businesses

43

Employees

$2.5M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Agriculture, forestry, fishing and hunting 6 42.9%
Construction 3 21.4%

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 04573 vs 04539 →

ZIP 04573 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 04573 ranks #7 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 04573 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 04573 ranks #6 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
04539 Bristol, ME 1,168 2.5 mi
04568 South Bristol, ME 391 4.5 mi
04556 Edgecomb, ME 1,249 3.7 mi
04558 Pemaquid, ME 308 4.1 mi
04564 Round Pond, ME 489 4.6 mi
04553 Newcastle, ME 1,752 6.7 mi
04537 Boothbay, ME 2,073 5.1 mi
04541 Chamberlain, ME 80 5.4 mi
04554 New Harbor, ME 710 6.4 mi
04544 East Boothbay, ME 724 7.5 mi

More ZIP Codes in Lincoln County

04572 standard
Waldoboro, ME
Pop: 5,075
04578 standard
Wiscasset, ME
Pop: 4,450
04348 standard
Jefferson, ME
Pop: 2,976
04353 standard
Whitefield, ME
Pop: 2,300
04543 standard
Damariscotta, ME
Pop: 2,218
04538 standard
Boothbay Harbor, ME
Pop: 2,080

Related Areas

Lincoln County Walpole, ME Maine

Frequently Asked Questions

What county is ZIP code 04573 in? ▼
ZIP code 04573 (Walpole) is located in Lincoln County, Maine. Lincoln County contains multiple ZIP codes, see the full list at /counties/lincoln-me.
What is the population of ZIP code 04573? ▼
ZIP code 04573 in Walpole, ME has a population of 501 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 04573? ▼
The median household income in ZIP 04573 is $86,250, which is 13% above the national average of $76,288.
What is the average home value in ZIP 04573? ▼
The median home value in ZIP 04573 is $420,000, which is 51% above the national average of $278,155.
What is the demographic makeup of ZIP 04573? ▼
The largest racial group in ZIP 04573 is White at 93.5%. Hispanic or Latino residents make up 0.2% of the population.
How many businesses are in ZIP code 04573? ▼
ZIP code 04573 has 14 business establishments employing approximately 43 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 04573? ▼
In ZIP code 04573, 67.6% of residents aged 25+ have a high school diploma or higher, and 54.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the poverty rate in ZIP code 04573? ▼
The poverty rate in ZIP code 04573 is 2.4% 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.