ZIP code 77378
Where is ZIP code 77378?
Willis, Texas
Montgomery County · Standard ZIP code
ZIP code 77378 belongs to Willis, Texas in Montgomery County. 77378 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 281, 346, 713, 832 and 936. About 17,629 people live in the 77378 area, where the median household income is $71,143. The closest ZIP codes are 77318 (Willis, 5.3 mi west), 77303 (Conroe, 6.3 mi southeast) and 77358 (New Waverly, 6.3 mi north).
| ZIP code | 77378 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Willis |
| State | Texas (TX) |
| County | Montgomery County |
| Time zone | Central Time · now |
| Area codes | 281, 346, 713, 832, 936 |
| Coordinates | 30.4441, -95.4506 map |
| 3-digit prefix | 773 |
Population and income in 77378
| Population | 17,629 · higher than 67% of Texas ZIP codes |
|---|---|
| People per square mile | 198 · higher than 59% of Texas ZIP codes |
| Median age | 35.1 years · lower than 69% of Texas ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $71,143 · higher than 53% of Texas ZIP codes |
| Income per person | $31,889 |
| Below the poverty line | 11% |
| Bachelor’s degree or higher | 18% of adults 25+ |
| Median home value | $199,800 · lower than 54% of Texas ZIP codes |
| Median rent | $1,532 a month |
| Housing units | 6,173 |
| Households | 5,924 (2.95 people on average) |
| Owners / renters | 75% / 26% |
| Land area | 89.11 sq mi (plus 0.5 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 77378. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 77378
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 77318 | Willis, TX | 5.3 mi W | Standard |
| 77303 | Conroe, TX | 6.3 mi SE | Standard |
| 77358 | New Waverly, TX | 6.3 mi N | Standard |
| 77393 | Spring, TX | 8 mi S | PO Box only |
| 77301 | Conroe, TX | 9.1 mi S | Standard |
| 77304 | Conroe, TX | 9.6 mi SW | Standard |
| 77305 | Conroe, TX | 11.3 mi S | PO Box only |
| 77316 | Montgomery, TX | 15.2 mi SW | Standard |
| 77384 | Conroe, TX | 15.3 mi S | Standard |
| 77356 | Montgomery, TX | 15.4 mi W | Standard |
| 77328 | Cleveland, TX | 15.6 mi E | Standard |
| 77354 | Magnolia, TX | 15.7 mi S | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 77378 or measure the distance to another ZIP code.
How to address mail to 77378
123 MAIN ST
WILLIS TX 77378
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (77378-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Willis, TX
All Willis ZIP codes with population and income →
Questions
- What city is ZIP code 77378?
- 77378 is a Willis, Texas ZIP code.
- What county is 77378 in?
- ZIP code 77378 is in Montgomery County, Texas.
- What time zone is ZIP code 77378 in?
- 77378 is in the Central Time zone (America/Chicago).
- What area code is 77378?
- Phone numbers in ZIP code 77378 use area codes 281, 346, 713, 832 and 936.
- What is the population of ZIP code 77378?
- About 17,629 people live in ZIP code 77378, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 77378?
- The median household income in 77378 is $71,143 a year, higher than 53% of Texas ZIP codes.
- What ZIP codes are near 77378?
- The nearest ZIP codes to 77378 are 77318 (Willis, 5.3 miles), 77303 (Conroe, 6.3 miles), 77358 (New Waverly, 6.3 miles) and 77393 (Spring, 8 miles).