Willis ZIP Code List — Montgomery County, TX

There are 2 unique ZIP codes in Willis, Texas. Area code: 936.

ZIP codes

126.15

sq mi land

12.47

sq mi water

936

area code

Willis, TX ZIP code map

About Willis, TX

Willis is a charming city located in Montgomery County, Texas. Known for its small-town feel, it offers a warm and welcoming atmosphere for residents and visitors alike. The city serves as a gateway to various recreational activities due to its scenic landscapes and proximity to the beautiful Lake Conroe.

Location & geography

Willis is situated just north of Houston, approximately 50 miles away, making it an ideal location for those seeking a quieter lifestyle while remaining close to urban amenities. Surrounding cities include Conroe, located about 15 miles to the north, and The Woodlands, which is around 25 miles to the south. The city encompasses a total land area of 126.15 square miles and a water area of 12.47 square miles, featuring a mix of wooded terrain and open spaces.

Community & economy

The character of Willis is defined by its friendly residents and a tight-knit community spirit, often evident at local events and gatherings. The economy is primarily driven by industries such as retail, healthcare, and manufacturing, supporting the daily lives of its inhabitants. Recreational options abound, with residents enjoying nearby parks, the scenic views of Lake Conroe, and various community-hosted events throughout the year.

Transportation

Highway 75 runs directly through Willis, connecting it to neighboring towns and larger cities. The nearest major airport is George Bush Intercontinental Airport, located about 45 miles south of the city, providing ample access to regional and international flights. Public transit options are limited, but the town's layout encourages community interaction and reliance on personal vehicles.

History

Willis was founded in the late 19th century and has grown significantly while retaining its historical charm. Key industries in the area have included timber and agriculture, which played a vital role in its early development. Over the years, notable events, such as local festivals and economic expansions, have contributed to shaping the city's identity.

Did you know?

An interesting fact about Willis is that it was originally named for the railroad station established in the area in the late 1800s. Today, it is often recognized for its close-knit community and beautiful natural surroundings, which attract visitors year-round.

ZIP codes for Willis, TX (2)

ZIP code	City	County	Map
77318	Willis	Montgomery	View map
77378	Willis	Montgomery	View map

Demographics & statistics

37,239

Population

41.0

Median age

$77,812

Median household income

$38,261

Per capita income

$207,500

Median home value

$1,318

Median monthly rent

79.0%

Home ownership

8.1%

Poverty rate

4.9%

Unemployment

11,926

Housing units

20.7%

Bachelor's or higher

Age distribution

Male Female

989

Under 5

1,030

1,178

5–9

1,227

1,108

10–14

1,155

1,355

15–19

1,413

1,047

20–24

1,092

1,958

25–34

2,040

2,685

35–44

2,798

1,843

45–54

1,921

1,061

55–59

1,106

2,039

60–64

2,125

2,116

65–74

2,206

734

75–84

766

121

85+

126

← Male

Female →

Age summary

Group	Count	%
Under 18	8,205	22.1%
18 and over	29,034	78.0%
65 and over	6,069	16.2%
Median age	41.0 years

Race & ethnicity

White 66.6%

Hispanic or Latino 12.7%

Two or more races 11.7%

Other race 4.9%

Black or African American 3.1%

Asian 0.5%

American Indian / Alaska Native 0.4%

Group	Count	%
White	28,434	66.6%
Hispanic or Latino	5,429	12.7%
Two or more races	4,994	11.7%
Other race	2,085	4.9%
Black or African American	1,335	3.1%
Asian	211	0.5%
American Indian / Alaska Native	180	0.4%

Household income

Under $10k 3.2%

$10k–$15k 3.0%

$15k–$25k 4.0%

$25k–$35k 7.8%

$35k–$50k 8.8%

$50k–$75k 21.4%

$75k–$100k 15.0%

$100k–$150k 16.9%

$150k–$200k 8.6%

$200k+ 11.4%

Range	% of households
Under $10k	3.2%
$10k–$15k	3.0%
$15k–$25k	4.0%
$25k–$35k	7.8%
$35k–$50k	8.8%
$50k–$75k	21.4%
$75k–$100k	15.0%
$100k–$150k	16.9%
$150k–$200k	8.6%
$200k+	11.4%
Median income	$77,812

Housing

Home values

Under $50k 7.3%

$50k–$100k 16.2%

$100k–$150k 13.7%

$150k–$200k 10.8%

$200k–$300k 21.8%

$300k–$500k 16.9%

$500k–$1M 12.2%

$1M+ 1.4%

Housing overview

Metric	Value
Median home value	$207,500
Median rent / month	$1,318
Owner occupied	79.0%
Renter occupied	21.0%
Vacant	10.6%
Single-family detached	70.9%
Large apartment buildings	0.0%
Mobile homes	24.2%
Median rooms	5.6
Avg household size (owned)	2.83

Year built

Era	%
2020 or later	1.5%
2010–2019	15.2%
2000–2009	24.2%
1990–1999	21.4%
1980–1989	19.4%
1970–1979	12.5%
1960–1969	3.8%
1950–1959	1.1%
1940–1949	0.6%
1939 or earlier	0.6%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	2.9%
2 bedrooms	20.1%
3 bedrooms	55.0%
4 bedrooms	16.5%
5+ bedrooms	4.0%

Vehicles per household

Vehicles	% of households
No vehicle	2.7%
1 vehicle	23.0%
2 vehicles	49.2%
3 or more	25.1%

Heating fuel

Fuel type	%
Utility gas	23.8%
Electricity	68.8%
Propane / LP gas	5.1%
Solar	0.6%
No fuel used	1.7%

Households & families

Household type	Count	%
Married-couple family	8,575	65.3%
Cohabiting couple	762	5.8%
Male householder, no spouse	1,705	13.6%
Female householder, no spouse	1,990	15.3%
Households with children under 18	4,031	31.4%
Households with seniors (65+)	4,657	35.2%
Average household size	2.87

Marital status

Status	Male	Female
Never married	28.8%	25.6%
Married	59.9%	59.1%
Separated	2.4%	1.4%
Widowed	1.6%	6.1%
Divorced	7.5%	8.0%

Education

Less than 9th grade 4.6%

Some HS, no diploma 10.7%

HS graduate 34.8%

Some college, no degree 21.0%

Associate's degree 8.4%

Bachelor's degree 15.0%

Graduate / professional 5.7%

Metric	%
HS diploma or higher	84.8%
Bachelor's or higher	20.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	125	1.6%
Kindergarten	335	4.3%
Elementary school	3,724	46.9%
High school	2,133	27.5%
College / grad school	1,558	19.9%

Employment

Industry of employment

Education & healthcare 20.0%

Construction 15.8%

Retail trade 9.9%

Arts, food & hospitality 9.6%

Professional & management 9.2%

Transportation & utilities 7.6%

Manufacturing 7.4%

Public administration 5.7%

Other services 5.3%

Wholesale trade 3.6%

Finance & real estate 3.2%

Agriculture & mining 2.1%

Information 0.7%

Occupation

Category	%
Management, business & arts	32.1%
Service	20.3%
Sales & office	21.3%
Natural resources & construction	14.0%
Production & transportation	12.4%

Employment type

Type	%
Private sector	70.9%
Government	17.4%
Self-employed	11.7%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	75.1%
Carpool	12.4%
Public transit	0.0%
Walk	0.6%
Other means	2.0%
Avg commute (minutes)	31.7

Poverty

All people 8.1%

Under 18 years 10.1%

18 and over 7.4%

Married-couple families 5.3%

Female-led households 18.1%

Income support

Source	% of households
Social Security	37.1%
Retirement income	25.8%
Supplemental Security	3.6%
Cash public assistance	1.5%
Food stamps / SNAP	11.5%

Health indicators

Condition	%
High blood pressure	35.9%
High cholesterol	37.8%
Heart disease	7.1%
Stroke	3.4%
Asthma	9.8%
Arthritis	24.7%
Kidney disease	3.1%
Pulmonary disease	8.3%
Cancer	6.3%

Behavior / access	%
Binge drinking	17.6%
No physical activity	28.7%
Less than 7 hrs sleep	35.5%
Fair or poor health	19.2%
Poor mental health	16.8%
Poor physical health	12.7%
No health insurance	27.8%
Visited doctor (checkup)	70.1%
Visited dentist	52.4%
Cholesterol screening	87.7%
Teeth loss	17.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	2,091	7.1%

Disability	%
Any disability	13.5%
Under 18	4.2%
18–64 years	13.8%
65 and over	25.3%

Health insurance coverage

Type	%
Private insurance	61.5%
Public insurance	32.4%
Uninsured under 19	14.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	35,220	94.6%
Spanish	3,675	10.6%
Other Indo-European	3,524	10.1%
Asian & Pacific Islander	109	0.3%
Other languages	42	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	32,138	86.1%
Born in same state	31,419	84.2%
Born in different state	22,077	59.2%
Foreign born	719	2.0%
Naturalized citizen	5,101	13.9%
Not a US citizen	1,165	24.0%

Ancestry

Ancestry	Count	%
French	4,830	13%
Italian	3,586	9.6%
Arab	1,960	5.3%
English	467	1.3%

Ancestry	Count	%
Polish	382	1%
German	37	0.1%
Dutch	25	0.1%
Norwegian	11	0%

Technology access

Metric	% of households
Computer access	34.9%
Internet access	96.4%

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

Frequently asked questions

What ZIP codes does Willis, TX have?

Willis, TX has 2 ZIP codes: 77318, 77378. Each ZIP code serves a distinct delivery area within the city and surrounding region.

What is the main ZIP code for Willis, TX?

The primary ZIP code for Willis, TX is 77318. The city uses area code 936 for phone service.

What county is Willis, TX in?

Willis is located in Montgomery County, Texas.

How many ZIP codes are in Willis, TX?

Willis, TX has 2 ZIP codes.

What ZIP code covers the downtown Willis area and the main commercial district along Highway 75?

Downtown Willis and the primary commercial corridor are located in ZIP code 77318, which serves as the city's central business area.

Which ZIP code should I use for mailing to addresses in the Willis residential neighborhoods on the south side of the city?

The south side residential areas of Willis are primarily served by ZIP code 77378, which covers the southern residential portions of the city.