04555 ZIP Code — Nobleboro, ME

Lincoln County, Maine

ZIP code 04555 is located in Nobleboro, Maine, within Lincoln County. It covers approximately 18.93 square miles and serves a population of 1,554 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 207.

About ZIP code 04555

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $269,900. Owner-occupancy is high at 85%, well above the national average.

Median household income is $93,274. The poverty rate of 7% is below the national average. 44% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 21 minutes is near the national average.

Educational attainment is near the national average, with 36% of residents holding a bachelor's degree or higher.

Overall, ZIP code 04555 reflects a community defined by high homeownership and a significant Social Security-dependent population.

1,554

population

18.93

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

04555 ZIP code map

Cities in ZIP code 04555

Below are the cities the US Postal Service accepts for ZIP code 04555. Using any city not on this list may result in mail delivery delays.

City	Status
Nobleboro	Preferred

Nearby ZIP codes

04543 Damariscotta (5.3 mi) 04572 Waldoboro (5.8 mi) 04553 Newcastle (6 mi) 04551 Bremen (7 mi) 04535 Alna (7.6 mi) 04348 Jefferson (7.7 mi) 04353 Whitefield (8.8 mi) 04539 Bristol (10.8 mi) 04556 Edgecomb (11.7 mi) 04547 Friendship (11.9 mi) 04864 Warren (11.9 mi) 04573 Walpole (12 mi)

Demographics updated 06/2026

Population
Total population	1,554
Population density	82 / sq mi
State FIPS	23
County FIPS	015

Geography
Land area	18.93 sq mi
Water area	4.18 sq mi
Latitude	44.1108
Longitude	-69.4807
Timezone	Eastern (ET)
Area code	207

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	33.9%	42.6%	42.3%
$50k – $100k	36.6%	35.0%	32.3%
$100k – $200k	23.8%	18.1%	20.6%
Over $200k	5.8%	4.3%	4.9%

Demographics & statistics

1,554

Population

People per sq mi

49.9

Median age

$93,274

Median household income

$47,160

Per capita income

$269,900

Median home value

$952

Median monthly rent

85.4%

Home ownership

7.0%

Poverty rate

5.2%

Unemployment

1,027

Housing units

36.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

109

25–34

115

35–44

132

45–54

141

55–59

60–64

124

65–74

132

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	184	11.8%
18 and over	1,370	88.2%
65 and over	455	29.3%
Median age	49.9 years

Race & ethnicity

White 93.9%

Two or more races 2.4%

Asian 1.9%

Hispanic or Latino 1.7%

American Indian / Alaska Native 0.1%

Group	Count	%
White	1,485	93.9%
Two or more races	38	2.4%
Asian	30	1.9%
Hispanic or Latino	27	1.7%
American Indian / Alaska Native	1	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	33.9%	42.6%	42.3%
$50k – $100k	36.6%	35.0%	32.3%
$100k – $200k	23.8%	18.1%	20.6%
Over $200k	5.8%	4.3%	4.9%

Under $10k 3.0%

$10k–$15k 3.5%

$15k–$25k 7.0%

$25k–$35k 3.1%

$35k–$50k 11.3%

$50k–$75k 11.9%

$75k–$100k 14.3%

$100k–$150k 30.2%

$150k–$200k 5.8%

$200k+ 9.9%

Range	% of households
Under $10k	3.0%
$10k–$15k	3.5%
$15k–$25k	7.0%
$25k–$35k	3.1%
$35k–$50k	11.3%
$50k–$75k	11.9%
$75k–$100k	14.3%
$100k–$150k	30.2%
$150k–$200k	5.8%
$200k+	9.9%
Median income	$93,274

Housing

Home values

Under $50k 4.3%

$50k–$100k 5.1%

$100k–$150k 8.1%

$150k–$200k 14.2%

$200k–$300k 25.4%

$300k–$500k 32.4%

$500k–$1M 10.0%

$1M+ 0.6%

Housing overview

Metric	Value
Median home value	$269,900
Median rent / month	$952
Owner occupied	85.4%
Renter occupied	14.6%
Vacant	34.7%
Single-family detached	83.2%
Large apartment buildings	0.0%
Mobile homes	9.7%
Median rooms	5.6
Avg household size (owned)	2.17

Year built

Era	%
2020 or later	0.0%
2010–2019	5.6%
2000–2009	18.4%
1990–1999	12.2%
1980–1989	15.6%
1970–1979	10.5%
1960–1969	11.5%
1950–1959	6.0%
1940–1949	0.4%
1939 or earlier	19.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.9%
1 bedroom	6.1%
2 bedrooms	34.5%
3 bedrooms	47.1%
4 bedrooms	7.6%
5+ bedrooms	3.8%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	29.8%
2 vehicles	52.5%
3 or more	16.1%

Heating fuel

Fuel type	%
Utility gas	1.6%
Electricity	4.2%
Propane / LP gas	13.9%
Fuel oil	68.0%
Wood	11.7%
Solar	0.5%

Households & families

Household type	Count	%
Married-couple family	438	59.1%
Cohabiting couple	65	8.8%
Male householder, no spouse	70	9.4%
Female householder, no spouse	168	22.7%
Households with children under 18	173	23.3%
Households with seniors (65+)	321	43.3%
Average household size	2.10

Marital status

Status	Male	Female
Never married	22.9%	18.5%
Married	67.8%	54.4%
Separated	0.0%	0.8%
Widowed	2.3%	10.1%
Divorced	7.0%	16.3%

Education

Less than 9th grade 0.3%

Some HS, no diploma 1.4%

HS graduate 34.6%

Some college, no degree 20.0%

Associate's degree 7.5%

Bachelor's degree 18.7%

Graduate / professional 17.5%

Metric	%
HS diploma or higher	98.3%
Bachelor's or higher	36.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	27	11.5%
Kindergarten	18	7.7%
Elementary school	69	29.5%
High school	52	22.2%
College / grad school	68	29.1%

Employment

Industry of employment

Education & healthcare 29.8%

Retail trade 15.4%

Manufacturing 8.4%

Agriculture & mining 7.9%

Construction 7.3%

Other services 7.2%

Professional & management 6.1%

Finance & real estate 5.5%

Public administration 3.7%

Arts, food & hospitality 3.5%

Transportation & utilities 2.2%

Information 1.7%

Wholesale trade 1.2%

Occupation

Category	%
Management, business & arts	35.8%
Service	13.6%
Sales & office	20.8%
Natural resources & construction	11.1%
Production & transportation	18.8%

Employment type

Type	%
Private sector	73.6%
Government	15.5%
Self-employed	10.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	86.1%
Carpool	7.9%
Public transit	0.0%
Walk	0.4%
Work from home	5.6%
Other means	0.0%
Avg commute (minutes)	21.3

Poverty

All people 7.0%

Under 18 years 9.2%

18 and over 6.7%

Married-couple families 3.7%

Female-led households 8.5%

Income support

Source	% of households
Social Security	44.0%
Retirement income	30.1%
Supplemental Security	9.9%
Cash public assistance	3.9%
Food stamps / SNAP	5.5%

Health indicators

Condition	%
Obesity	25.3%
High blood pressure	34.1%
High cholesterol	33.3%
Diabetes	9.2%
Heart disease	7.2%
Stroke	3.1%
Asthma	9.8%
Arthritis	29.4%
Kidney disease	3.1%
Pulmonary disease	8.2%
Cancer	8.0%

Behavior / access	%
Smoking	16.6%
Binge drinking	14.8%
No physical activity	18.6%
Less than 7 hrs sleep	28.5%
Depression	24.0%
Fair or poor health	11.4%
Poor mental health	13.0%
Poor physical health	9.4%
No health insurance	11.0%
Visited doctor (checkup)	77.1%
Visited dentist	71.1%
Cholesterol screening	90.9%
Teeth loss	14.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	144	10.5%

Disability	%
Any disability	13.0%
Under 18	4.3%
18–64 years	9.3%
65 and over	24.0%

Health insurance coverage

Type	%
Private insurance	76.4%
Public insurance	36.4%
No insurance	6.5%
Uninsured under 19	3.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,495	96.2%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,515	97.5%
Born in same state	1,512	97.3%
Born in different state	962	61.9%
Foreign born	3	0.2%
Naturalized citizen	39	2.5%
Not a US citizen	36	92.3%

Ancestry

Ancestry	Count	%
French	471	30.3%
Italian	246	15.8%
Arab	83	5.3%
German	35	2.3%

Ancestry	Count	%
Polish	22	1.4%
English	10	0.6%
Irish	3	0.2%
Dutch	2	0.1%

Technology access

Metric	% of households
Computer access	47.7%
Internet access	95.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 04555

What city is ZIP code 04555 in?

ZIP code 04555 is primarily assigned to Nobleboro, Maine.

What county is ZIP code 04555 in?

ZIP code 04555 falls within Lincoln County, Maine.

Does ZIP code 04555 have an older population?

29% of residents in ZIP code 04555 are 65 or older, above the national average of ~17%.

Is ZIP code 04555 mostly owner-occupied?

85% of occupied units in ZIP code 04555 are owner-occupied, well above the national average.

Does ZIP code 04555 have a large retiree population?

44% of households in ZIP code 04555 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 04555 have a large veteran population?

11% of civilians in ZIP code 04555 are veterans, above the national average of ~7%.

What timezone is ZIP code 04555 in?

ZIP code 04555 observes the EST timezone.