ZipLookup

91788

Standard
Walnut, CA

Walnut County County · California

Quick Facts

City
Walnut
State
California (CA)
County
Walnut County
Timezone
Pacific (PT)
DST Observed
Yes
Area Code
213
ZIP Type
Standard
Congressional District
CA-6
Land Area
52.2 mi²
Pop. Density
538/mi²
Coordinates
34.0203°N, 117.8653°W
PopulationEst.
28,061

National Rankings

Population
#15,811 of 41,898
Middle
Median Income
#3,673 of 41,898
Top 9%
Home Value
#1,862 of 41,898
Top 4%

Rankings are among Standard ZIP codes only. Data is estimated. Est.

Demographics Est.

Demographic data is estimated. All values are illustrative.

Total Population
28,061
Land Area
52.2 mi²
Pop. Density
538/mi²
Median Age
29.4
Male
48.2%
Female
51.8%

Race & Ethnicity

White45.7%
Hispanic45.0%
Black6.8%
Asian19.1%
Other0.0%

Map of 91788

Loading map…

Map data © OpenStreetMap contributors

Nearby ZIP Codes

Download Data

Frequently Asked Questions

What city is ZIP code 91788 in?

ZIP code 91788 is in Walnut, California.

What county is ZIP code 91788 in?

ZIP code 91788 is in Walnut County County.

What state is ZIP code 91788 in?

ZIP code 91788 is in California (CA).

What timezone is ZIP code 91788 in?

ZIP code 91788 is in the Pacific (PT) timezone.

What is the population of ZIP code 91788?

The estimated population of ZIP code 91788 is approximately 28,061 people.

What is the median household income in ZIP code 91788?

The estimated median household income for ZIP code 91788 is $93,000 per year.

Explore More