Mercer ZIP Code List — Mercer County, MO

There is one unique ZIP code in Mercer, Missouri and it is 64661. Area code: 660.

ZIP codes

99.53

sq mi land

0.10

sq mi water

660

area code

Mercer, MO ZIP code map

About Mercer, MO

Mercer, Missouri is a quaint city situated in Mercer County. Nestled within the heartland of the United States, it offers a serene environment perfect for those looking to escape the hustle and bustle of city life. Although small, its charm and close-knit community make it a unique place to call home.

Location & geography

Mercer is located in northwestern Missouri, approximately 11 miles from the larger city of Princeton and about 10 miles from the charming town of Milan. The city covers a total land area of 99.53 square miles, with a minor water area of 0.10 square miles. Its landscape is characterized by gentle rolling hills and rural farmland, providing picturesque views and outdoor activities.

Community & economy

The character of Mercer is reflective of traditional Midwestern towns, with friendly residents who take pride in their community. Agriculture plays a vital role in the local economy, with many residents involved in farming and related industries. Daily life in Mercer is slower-paced, allowing for strong community ties and a welcoming atmosphere for visitors.

Transportation

Mercer is accessible via Missouri State Highway 136, which connects to other key routes throughout the region. The nearest major airport is the Kansas City International Airport, located approximately 120 miles away. Public transportation options are limited, but local highways make it relatively easy to navigate for those traveling by car.

History

Founded in the mid-19th century, Mercer has deep roots in agriculture and small-town living. Over the years, various key industries have established themselves, contributing to the city's growth and development. Notable events in the area's history often center around community gatherings and agricultural fairs that celebrate local heritage.

Did you know?

A surprising fact about Mercer is that it is home to the historic Mercer County Courthouse, a building that showcases beautiful architecture and stands as a testament to the city's historical significance. Additionally, the town is known for its rich farming culture and hosts various agricultural events throughout the year.

ZIP codes for Mercer, MO (1)

ZIP code	City	County	Map
64661	Mercer	Mercer	View map

Demographics & statistics

814

Population

47.7

Median age

$49,309

Median household income

$27,647

Per capita income

$102,700

Median home value

$483

Median monthly rent

72.9%

Home ownership

7.2%

Poverty rate

1.8%

Unemployment

390

Housing units

21.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	189	23.2%
18 and over	625	76.8%
65 and over	154	18.9%
Median age	47.7 years

Race & ethnicity

White 89.7%

Two or more races 4.3%

Asian 3.7%

Hispanic or Latino 1.8%

Black or African American 0.4%

Group	Count	%
White	744	89.7%
Two or more races	36	4.3%
Asian	31	3.7%
Hispanic or Latino	15	1.8%
Black or African American	3	0.4%

Household income

Under $10k 5.2%

$10k–$15k 3.4%

$15k–$25k 16.8%

$25k–$35k 5.8%

$35k–$50k 22.9%

$50k–$75k 16.8%

$75k–$100k 15.9%

$100k–$150k 9.5%

$150k–$200k 2.1%

$200k+ 1.8%

Range	% of households
Under $10k	5.2%
$10k–$15k	3.4%
$15k–$25k	16.8%
$25k–$35k	5.8%
$35k–$50k	22.9%
$50k–$75k	16.8%
$75k–$100k	15.9%
$100k–$150k	9.5%
$150k–$200k	2.1%
$200k+	1.8%
Median income	$49,309

Housing

Home values

Under $50k 20.9%

$50k–$100k 27.6%

$100k–$150k 20.1%

$150k–$200k 2.1%

$200k–$300k 27.2%

$300k–$500k 0.8%

$500k–$1M 1.3%

Housing overview

Metric	Value
Median home value	$102,700
Median rent / month	$483
Owner occupied	72.9%
Renter occupied	27.1%
Vacant	31.5%
Single-family detached	84.3%
Large apartment buildings	0.0%
Mobile homes	4.8%
Median rooms	5.7
Avg household size (owned)	2.60

Year built

Era	%
2020 or later	0.6%
2010–2019	4.4%
2000–2009	17.1%
1990–1999	4.4%
1980–1989	4.0%
1970–1979	15.7%
1960–1969	20.5%
1950–1959	10.9%
1940–1949	4.0%
1939 or earlier	18.6%

Bedrooms

Size	% of units
No bedroom (studio)	2.1%
1 bedroom	10.6%
2 bedrooms	24.6%
3 bedrooms	46.3%
4 bedrooms	12.5%
5+ bedrooms	3.8%

Vehicles per household

Vehicles	% of households
No vehicle	4.9%
1 vehicle	28.4%
2 vehicles	37.8%
3 or more	29.0%

Heating fuel

Fuel type	%
Utility gas	23.2%
Electricity	39.9%
Propane / LP gas	24.4%
Fuel oil	4.6%
Wood	7.0%
No fuel used	0.9%

Households & families

Household type	Count	%
Married-couple family	162	49.4%
Cohabiting couple	34	10.4%
Male householder, no spouse	56	17.1%
Female householder, no spouse	76	23.2%
Households with children under 18	71	21.6%
Households with seniors (65+)	116	35.4%
Average household size	2.48

Marital status

Status	Male	Female
Never married	24.4%	23.7%
Married	49.7%	46.0%
Separated	0.0%	1.0%
Widowed	13.1%	15.0%
Divorced	12.8%	14.3%

Education

Less than 9th grade 0.9%

Some HS, no diploma 4.1%

HS graduate 46.3%

Some college, no degree 21.6%

Associate's degree 5.9%

Bachelor's degree 14.0%

Graduate / professional 7.2%

Metric	%
HS diploma or higher	95.0%
Bachelor's or higher	21.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2	1.4%
Kindergarten	2	1.4%
Elementary school	56	39.4%
High school	41	28.9%
College / grad school	41	28.9%

Employment

Industry of employment

Agriculture & mining 25.9%

Manufacturing 20.9%

Retail trade 18.0%

Education & healthcare 16.1%

Arts, food & hospitality 5.7%

Construction 5.2%

Public administration 2.0%

Transportation & utilities 1.8%

Professional & management 1.6%

Other services 1.6%

Information 1.1%

Occupation

Category	%
Management, business & arts	34.8%
Service	10.9%
Sales & office	21.1%
Natural resources & construction	8.2%
Production & transportation	25.0%

Employment type

Type	%
Private sector	67.0%
Government	10.0%
Self-employed	23.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	62.7%
Carpool	21.4%
Public transit	0.0%
Walk	1.1%
Other means	0.0%
Avg commute (minutes)	21.0

Poverty

All people 7.2%

Under 18 years 3.2%

18 and over 8.5%

Married-couple families 2.5%

Female-led households 7.7%

Income support

Source	% of households
Social Security	31.7%
Retirement income	14.0%
Supplemental Security	6.4%
Cash public assistance	3.7%
Food stamps / SNAP	7.9%

Health indicators

Condition	%
High blood pressure	34.9%
High cholesterol	37.7%
Heart disease	8.5%
Stroke	3.7%
Asthma	9.0%
Arthritis	31.9%
Kidney disease	3.3%
Pulmonary disease	9.1%
Cancer	8.4%

Behavior / access	%
Binge drinking	15.9%
No physical activity	26.2%
Less than 7 hrs sleep	31.4%
Fair or poor health	16.4%
Poor mental health	14.3%
Poor physical health	12.0%
No health insurance	14.6%
Visited doctor (checkup)	75.8%
Visited dentist	61.0%
Cholesterol screening	90.5%
Teeth loss	16.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	59	9.6%

Disability	%
Any disability	7.3%
Under 18	1.1%
18–64 years	5.0%
65 and over	22.1%

Health insurance coverage

Type	%
Private insurance	74.3%
Public insurance	28.8%
Uninsured under 19	5.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	739	90.8%
Spanish	5	0.7%
Other Indo-European	0	0.0%
Asian & Pacific Islander	5	0.7%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	783	96.2%
Born in same state	783	96.2%
Born in different state	439	53.9%
Foreign born	0	0.0%
Naturalized citizen	31	3.8%
Not a US citizen	31	100.0%

Ancestry

Ancestry	Count	%
Arab	102	12.5%
Italian	80	9.8%
French	44	5.4%

Ancestry	Count	%
Polish	15	1.8%
English	8	1%

Technology access

Metric	% of households
Computer access	40.3%
Internet access	84.1%

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

Frequently asked questions

What is the ZIP code for Mercer, MO?

Mercer, MO has one ZIP code: 64661.

What is the main ZIP code for Mercer, MO?

The primary ZIP code for Mercer, MO is 64661. The city uses area code 660 for phone service.

What county is Mercer, MO in?

Mercer is located in Mercer County, Missouri.

How many ZIP codes are in Mercer, MO?

Mercer, MO has 1 ZIP code.

What ZIP code covers the downtown area of Mercer, Missouri?

The downtown area of Mercer, Missouri is located in ZIP code 64661, which serves as the primary commercial and civic center of this Mercer County community.

If I'm mailing a package to a residence in Mercer, Missouri, what ZIP code should I use?

All residential addresses in Mercer, Missouri use the ZIP code 64661, as it is the only ZIP code that serves this city.