Housing data for Monmouth, ME

Monmouth, ME has an estimated 4,162 residents and 2,197 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a town in Kennebec County.

20.2% of households rent.

The median gross rent is $1,271 a month.

Its population grew measurably since 2015–2019 (+1.5%).

Figures last updated on .

Residents
4,162 (±26)
Housing units
2,197 (±206)
Households that rent
20.2%
Median gross rent
$1,271
Residents since 2015–2019
+1.5%

What stands out in Monmouth

Homes in buildings of 5 or more units: 1.1% (±1.8 points) in Monmouth, lower than in Kennebec County (9.6%).

Households that moved in since 2020: 7.9% (±4.7 points) in Monmouth, lower than in Kennebec County (20.3%).

Households without a vehicle: 2.2% (±2.9 points) in Monmouth, lower than in Kennebec County (7.5%).

Median gross rent: $1,271 (±$175) in Monmouth, higher than in Kennebec County ($992).

Housing in Monmouth at a glance

  • Median rent: $1,271 median gross rent a month
  • Rent by bedrooms: $1,383 median gross rent, 2 bedrooms
  • Rent burden: 54.6% of renters pay 30% or more of income (Small sample: wide margin of error)
  • Renters and owners: 20.2% of households rent (Small sample: wide margin of error)
  • Income and affordability: $74,648 median household income
  • Home values: $274,100 median home value
  • Homeowner costs: $1,627 median monthly cost with a mortgage
  • Property taxes: $3,139 median real estate taxes a year
  • Types of homes: 1.1% of homes are in buildings of 5 or more units
  • Bedrooms: 65.6% of homes have 3 or more bedrooms
  • Age of homes: 39.5% of homes were built before 1980
  • Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
  • Heating fuel: 67.1% heat with fuel oil or kerosene
  • Commute and cars: 30.0 minutes average trip to work
  • Crime reported to police: 0 violent crimes per 100,000 residents
  • Growth: +1.5% residents since 2015–2019
  • How long people stay: 7.9% moved in since 2020 (Small sample: wide margin of error)
  • Crowding and facilities: 0.8% of homes have more than 1 person per room (Small sample: wide margin of error)

Monmouth against Kennebec County, its state and the nation

Estimate (90% margin of error)
MonmouthKennebec CountyMaineUnited States
Residents4,162 (±26)126,808 (exact)1,387,817 (exact)334,922,499
Housing units2,197 (±206)63,521 (±59)751,876 (±671)143,775,355
Households that rent20.2% (±10.6 points)26.3% (±1.6 points)25.7% (±0.4 points)34.8%
Median gross rent$1,271 (±$175)$992 (±$43)$1,139 (±$13)$1,413
Median household income$74,648 (±$18,044)$69,077 (±$2,603)$74,733 (±$795)$80,734
Median home value$274,100 (±$21,353)$238,200 (±$5,239)$296,600 (±$2,876)$332,700
Median real estate taxes (a year)$3,139 (±$288)$2,605 (±$52)$3,036 (±$26)$3,119
Built before 198039.5% (±8.6 points)57.3% (±2.2 points)54.5% (±0.6 points)49.7%
Average commute30.0 minutes (±4.2)25.4 minutes (±0.9)24.6 minutes (±0.3)26.4 minutes
Households with broadband93.5% (±4.4 points)91.1% (±1.1 points)90.3% (±0.3 points)91.0%
Median age of residents46.2 years (±1.5)43.7 years (±0.3)44.8 years (±0.1)38.9 years

Monmouth covers 34.0 square miles of land, about 122 residents per square mile (Census Bureau Gazetteer).

How Monmouth has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents4,100 (±20)4,162 (±26)+1.5%Measurable increase
Housing units2,194 (±136)2,197 (±206)+0.1%Not a measurable change
Median gross rent$888 (±$82)$1,271 (±$175)+43.1%No measurable change after inflation
Median home value$165,700 (±$8,748)$274,100 (±$21,353)+65.4%Up after inflation
Median household income$59,519 (±$10,798)$74,648 (±$18,044)+25.4%No measurable change after inflation
Median owner cost with a mortgage$1,382 (±$86)$1,627 (±$123)+17.7%No measurable change after inflation
Median real estate taxes$2,672 (±$281)$3,139 (±$288)+17.5%No measurable change after inflation
Households that rent18.1% (±7.0 points)20.2% (±10.6 points)+2.1 percentage pointsNot a measurable change
Rental vacancy rate0.0% (±7.7 points)0.0% (±7.3 points)0.0 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Monmouth

In 2025, the Monmouth Police Department reported 0 violent and 187 property crimes per 100,000 residents to the FBI.

Across Kennebec County, the departments that report recorded 79 violent and 1,224 property crimes per 100,000 residents that year.

ZIP codes in Monmouth

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
04259100%3,610$1,249$298,300$83,919
0426586%552$1,408$169,900$43,506

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near Monmouth

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Litchfield5.8 mi$1,173$243,9003.3%
Winthrop5.9 mi$892$294,8007.5%
Wales6.2 mi$1,154$250,4008.6%
West Gardiner6.9 mi$1,087$305,10011.3%
Winthrop (community)7.0 mi$881$244,90010.9%
Greene (community)7.1 mi—$261,8005.6%
Greene7.1 mi$1,194$270,00012.2%
Leeds7.2 mi$940$257,8006.2%

Places in Maine most like Monmouth

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Hancock$1,171$276,800$72,28518.9%
Stockton Springs$1,397$259,100$74,88617.8%
Poland$1,198$283,600$85,55718.1%
Jefferson$1,120$311,600$85,07816.2%
Vassalboro$1,006$244,300$72,30017.5%
Dresden$1,194$240,100$74,84411.8%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Maine.

HUD Fair Market Rent for Monmouth, fiscal year 2027

Kennebec County, ME, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$1,043$1,050$1,374$1,767$2,167

HUD income limits for Monmouth, fiscal year 2026

Kennebec County, ME, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$20,200$33,600$53,750
2 people$23,050$38,400$61,450
3 people$27,320$43,200$69,150
4 people$33,000$48,000$76,800
5 people$38,680$51,850$82,950
6 people$44,360$55,700$89,100
7 people$50,040$59,550$95,250
8 people$55,720$63,400$101,400

These are the limits HUD sets for its housing programs in the Kennebec County, ME, where HUD’s median family income for fiscal year 2026 is $99,100.

A program can use its own limits; tax-credit and local programs often do.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Monmouth

What is the average rent in Monmouth, ME?

The Census Bureau publishes the median rather than the average: the median gross rent in Monmouth is $1,271 (±$175) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How much is a two-bedroom apartment in Monmouth?

The median gross rent for a two-bedroom home in Monmouth, ME is $1,383 (±$36) a month (2020–2024 American Community Survey).

What is the median household income in Monmouth?

The median household income in Monmouth is $74,648 (±$18,044) a year (2020–2024 American Community Survey).

What is the average home value in Monmouth, ME?

The Census Bureau publishes the median: $274,100 (±$21,353) for owner-occupied homes in Monmouth (2020–2024 American Community Survey).

What is the average mortgage payment in Monmouth?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Monmouth, ME is $1,627 (±$123) a month, including taxes, insurance and utilities.

How much are property taxes in Monmouth?

The median real estate tax paid by homeowners in Monmouth, ME is $3,139 (±$288) a year (2020–2024 American Community Survey).

Is Monmouth growing?

In Monmouth, the number of residents went from 4,100 in 2015–2019 to 4,162 in 2020–2024 (+1.5%), a measurable increase.

What ZIP codes are in Monmouth?

The ZIP codes that cover Monmouth are 04259, 04265.

What is the median rent in ZIP code 04259?

The median gross rent in ZIP Code Tabulation Area 04259 is $1,249 (±$183) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Monmouth town, Kennebec County, Maine (county subdivision:46405, in state:23 county:011).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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