ZIP code 77378: Willis, TX
77378 is a ZIP code in Willis, Texas, mainly in Montgomery County, part of the Houston-Pasadena-The Woodlands, TX metro area. About 17,629 people live here.
- Population
- 17,629
- Median household income
- $71,143
- Typical home value
- $242,600-1.5% in 12 months
- Median rent
- $1,532gross, per month
- Median age
- 35.1
- Homeowners
- 74.5%of occupied homes
Shaded: ZIP code 77378's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 77378 details
| City | Willis |
|---|---|
| State | Texas |
| County | Montgomery County (also partly San Jacinto County) |
| Metro area | Houston-Pasadena-The Woodlands, TX |
| Time zone | Central Time (UTC−6), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 89.1 sq mi, plus 0.5 sq mi of water |
| Population density | 198 people per sq mi |
| Bachelor's degree or higher | 18.4% of adults 25+ |
| Average commute | 34 minutes |
| Center coordinates | 30.47806, -95.38491 |
Median rent in 77378 by bedrooms
| Size | Median gross rent |
|---|---|
| 1 bedroom | $938/mo |
| 2 bedrooms | $1,010/mo |
| 3 bedrooms | $1,719/mo |
| 4 bedrooms | $1,804/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 77378
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 77358 | New Waverly, TX | 5.7 mi | 5,087 |
| 77303 | Conroe, TX | 6.9 mi | 28,854 |
| 77318 | Willis, TX | 10.2 mi | 20,792 |
| 77393 | Spring, TX | 11.3 mi | — |
| 77301 | Conroe, TX | 12.0 mi | 37,769 |
| 77328 | Cleveland, TX | 12.5 mi | 17,208 |
| 77305 | Conroe, TX | 13.0 mi | — |
| 77304 | Conroe, TX | 13.0 mi | 44,225 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 77378?
A typical home in ZIP code 77378 is worth about $242,600 (Zillow Home Value Index). The median household here earns $71,143 a year. See what buying here would cost per month, with Texas average taxes and insurance filled in.
Monthly payment for a $242,600 homeWhat can a $71,143 income afford?Rental property numbers
About ZIP code 77378
What city is ZIP code 77378?
ZIP code 77378 is in Willis, TX, in Montgomery County.
What county is ZIP code 77378 in?
77378 is mainly in Montgomery County, Texas, and partly in San Jacinto County.
What is the population of ZIP code 77378?
About 17,629 people live in ZIP code 77378, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 77378 in?
77378 is in Central Time (UTC−6). It observes daylight saving time.
What other ZIP codes does Willis have?
Willis, TX also uses 77318.