Martinsburg ZIP Code List — Audrain County, MO

There is one unique ZIP code in Martinsburg, Missouri and it is 65264. Area code: 573.

ZIP codes

61.72

sq mi land

0.49

sq mi water

573

area code

Martinsburg, MO ZIP code map

About Martinsburg, MO

Martinsburg is a quaint city located in Audrain County, Missouri, offering a slice of small-town charm. Nestled in a rural setting, it is known for its friendly community and a peaceful way of life. With its single ZIP code, 65264, Martinsburg serves as a welcoming hub for residents and visitors alike.

Location & geography

Martinsburg is situated in the central part of Missouri, making it a convenient access point for nearby towns and cities. It is located approximately 10 miles northwest of Mexico, MO, and about 20 miles southeast of Columbia, MO, offering the allure of rural living while remaining close to urban amenities. The city spans an area of 61.72 square miles of land and has a small water area of 0.49 square miles, contributing to its serene environment.

Community & economy

The community of Martinsburg is characterized by its close-knit atmosphere, where neighbors know each other by name and community events are a staple of local life. Agriculture plays a significant role in the local economy, with many residents engaged in farming and related industries. Daily life in Martinsburg is marked by a slower pace, with residents valuing family, traditions, and local gatherings.

Transportation

Martinsburg is conveniently accessed via several highways, with Missouri Route 19 being a primary route that connects to other main highways in the region. The nearest major airport is Columbia Regional Airport, located roughly 20 miles to the southwest, providing air travel options for residents and visitors. Local transit options are minimal due to the city’s small size, enhancing the rural feel.

History

Martinsburg was founded in the early 19th century and has played a role in the agricultural development of Audrain County. Its economy was historically bolstered by farming, and over the years, the city has maintained its agricultural roots, which remain integral to its identity. Significant events in its history include the establishment of local businesses that have fostered community growth and support.

Did you know?

A little-known fact about Martinsburg is that it is one of the few towns in Missouri that retains a strong focus on traditional farming practices, showcasing the area’s agricultural heritage. Additionally, the city celebrates numerous local events throughout the year, fostering a sense of unity among its residents.

ZIP codes for Martinsburg, MO (1)

ZIP code	City	County	Map
65264	Martinsburg	Audrain	View map

Demographics & statistics

1,019

Population

39.6

Median age

Median household income

$24,468

Per capita income

$118,800

Median home value

$385

Median monthly rent

90.5%

Home ownership

9.5%

Poverty rate

0.8%

Unemployment

388

Housing units

15.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

102

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	298	29.2%
18 and over	721	70.8%
65 and over	197	19.3%
Median age	39.6 years

Race & ethnicity

White 98.6%

Black or African American 1%

Hispanic or Latino 0.2%

Other race 0.2%

Group	Count	%
White	1,007	98.6%
Black or African American	10	1%
Hispanic or Latino	2	0.2%
Other race	2	0.2%

Household income

Under $10k 1.1%

$10k–$15k 2.6%

$15k–$25k 8.4%

$25k–$35k 35.4%

$35k–$50k 5.8%

$50k–$75k 11.6%

$75k–$100k 6.6%

$100k–$150k 19.3%

$150k–$200k 8.2%

$200k+ 1.1%

Range	% of households
Under $10k	1.1%
$10k–$15k	2.6%
$15k–$25k	8.4%
$25k–$35k	35.4%
$35k–$50k	5.8%
$50k–$75k	11.6%
$75k–$100k	6.6%
$100k–$150k	19.3%
$150k–$200k	8.2%
$200k+	1.1%
Median income	$0

Housing

Home values

Under $50k 32.4%

$50k–$100k 15.5%

$100k–$150k 14.3%

$150k–$200k 7.6%

$200k–$300k 12.8%

$300k–$500k 15.2%

$500k–$1M 2.3%

Housing overview

Metric	Value
Median home value	$118,800
Median rent / month	$385
Owner occupied	90.5%
Renter occupied	9.5%
Vacant	10.6%
Single-family detached	62.5%
Large apartment buildings	0.0%
Mobile homes	32.1%
Median rooms	5.4
Avg household size (owned)	2.69

Year built

Era	%
2020 or later	0.0%
2010–2019	6.1%
2000–2009	11.1%
1990–1999	10.1%
1980–1989	34.2%
1970–1979	3.5%
1960–1969	11.3%
1950–1959	5.0%
1940–1949	1.4%
1939 or earlier	17.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	9.0%
2 bedrooms	11.6%
3 bedrooms	64.2%
4 bedrooms	12.7%
5+ bedrooms	2.6%

Vehicles per household

Vehicles	% of households
No vehicle	4.0%
1 vehicle	15.6%
2 vehicles	21.4%
3 or more	59.1%

Heating fuel

Fuel type	%
Utility gas	14.5%
Electricity	63.3%
Propane / LP gas	15.0%
Wood	7.1%

Households & families

Household type	Count	%
Married-couple family	286	75.5%
Cohabiting couple	3	0.8%
Male householder, no spouse	39	10.3%
Female householder, no spouse	51	13.5%
Households with children under 18	202	53.3%
Households with seniors (65+)	82	21.6%
Average household size	2.69

Marital status

Status	Male	Female
Never married	21.1%	8.7%
Married	68.5%	81.0%
Separated	0.0%	0.5%
Widowed	2.1%	6.6%
Divorced	8.3%	3.3%

Education

Less than 9th grade 1.3%

Some HS, no diploma 2.1%

HS graduate 34.7%

Some college, no degree 17.6%

Associate's degree 29.3%

Bachelor's degree 11.6%

Graduate / professional 3.4%

Metric	%
HS diploma or higher	96.6%
Bachelor's or higher	15.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	9	3.1%
Kindergarten	14	4.7%
Elementary school	201	68.1%
High school	32	10.8%
College / grad school	39	13.2%

Employment

Industry of employment

Education & healthcare 39.5%

Agriculture & mining 16.1%

Manufacturing 13.8%

Retail trade 10.7%

Wholesale trade 4.7%

Public administration 4.5%

Finance & real estate 3.5%

Construction 3.1%

Arts, food & hospitality 1.4%

Transportation & utilities 1.0%

Other services 1.0%

Professional & management 0.8%

Occupation

Category	%
Management, business & arts	48.1%
Service	10.5%
Sales & office	16.0%
Natural resources & construction	10.1%
Production & transportation	15.4%

Employment type

Type	%
Private sector	62.3%
Government	30.5%
Self-employed	6.4%
Unpaid family workers	0.8%

Commute

Method	%
Drive alone	90.5%
Carpool	0.2%
Public transit	0.0%
Walk	2.7%
Other means	1.2%
Avg commute (minutes)	22.4

Poverty

All people 9.5%

Under 18 years 1.3%

18 and over 12.9%

Married-couple families 0.0%

Female-led households 10.0%

Income support

Source	% of households
Social Security	24.5%
Retirement income	13.7%
Supplemental Security	0.0%
Cash public assistance	1.3%
Food stamps / SNAP	4.2%

Health indicators

Condition	%
High blood pressure	37.2%
High cholesterol	38.1%
Heart disease	9.2%
Stroke	4.0%
Asthma	9.3%
Arthritis	32.0%
Kidney disease	3.5%
Pulmonary disease	9.9%
Cancer	8.2%

Behavior / access	%
Binge drinking	15.9%
No physical activity	28.9%
Less than 7 hrs sleep	32.8%
Fair or poor health	18.2%
Poor mental health	14.7%
Poor physical health	13.0%
No health insurance	15.4%
Visited doctor (checkup)	76.7%
Visited dentist	60.4%
Cholesterol screening	89.8%
Teeth loss	19.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	45	6.3%

Disability	%
Any disability	7.4%
Under 18	0.7%
18–64 years	5.0%
65 and over	23.9%

Health insurance coverage

Type	%
Private insurance	83.1%
Public insurance	23.2%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	968	95.0%
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)	1,019	100.0%
Born in same state	1,019	100.0%
Born in different state	915	89.8%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	89	8.7%
French	56	5.5%
Arab	23	2.3%

Ancestry	Count	%
English	7	0.7%
Irish	3	0.3%
Polish	2	0.2%

Technology access

Metric	% of households
Computer access	37.2%
Internet access	97.4%

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

Frequently asked questions

What is the ZIP code for Martinsburg, MO?

Martinsburg, MO has one ZIP code: 65264.

What is the main ZIP code for Martinsburg, MO?

The primary ZIP code for Martinsburg, MO is 65264. The city uses area code 573 for phone service.

What county is Martinsburg, MO in?

Martinsburg is located in Audrain County, Missouri.

How many ZIP codes are in Martinsburg, MO?

Martinsburg, MO has 1 ZIP code.

What is the ZIP code for downtown Martinsburg, Missouri?

Downtown Martinsburg, located in Audrain County, uses the ZIP code 65264, which serves the central business district and historic town area.

What ZIP code should I use when mailing correspondence to businesses in Martinsburg, MO?

All mail addressed to Martinsburg, Missouri should use the ZIP code 65264, as this is the only ZIP code designated for the city and its surrounding area in Audrain County.