Walnut, CA: ZIP codes, distance and what to know

ZIP code in Walnut

Walnut ZIP code: 91789.

Distances are straight-line from Piru to the center of each ZIP code area. Residents, median year built and owner-occupied share are U.S. Census Bureau ACS 2018-2022 estimates for the ZIP code area. ZIP codes in Walnut: those whose USPS city name is Walnut (GeoNames) plus those whose area overlaps Walnut (U.S. Census ZCTA-to-place relationship file); a ZIP code can belong to more than one city. Listing a ZIP code here does not mean service to every address in it.

About Walnut

Walnut is a city in Los Angeles County. About 28,212 people live in the 9.0 square miles of Walnut (around 3,138 per square mile). The name Walnut is shared by 5 places across the country. This is the one in Los Angeles County. The nearest city of 100,000 or more is West Covina (about 106,920 residents), roughly 3 miles northwest.

Piru and Walnut on the map

Measured in a straight line, Walnut is about 60 miles southeast of Piru. Road distance is longer, and it is one of the farther places on this site's list. Piru is in Ventura County and Walnut is in Los Angeles County. Among the 215 places this site lists, Walnut is number 215 by distance from Piru. On a map, Granada Hills, Pacoima, San Pasqual, and East San Gabriel sit roughly between Piru and Walnut. The places on this site's list closest to Piru are Fillmore, Val Verde, Moorpark, and Hasley Canyon.

Census Bureau ACS 2018-2022 estimates and USGS elevation.

The houses of Walnut

Walnut has about 9,181 housing units, according to the Census Bureau. Half the homes date from 1982 or earlier; 38% were built before 1980. Single-family detached houses make up 94% of Walnut's homes. 83% of occupied homes are owner-occupied. Garage door springs and cables wear with every cycle whatever the age of the house, so age is only one guide to when service is due.

Housing figures: U.S. Census Bureau, American Community Survey 2018-2022 5-year estimates for Walnut.

Close to Walnut

These places sit nearest Walnut and also have a page on this site:

• South San Jose Hills 3 mi
• West Covina 3 mi
• Covina 4 mi
• Valinda 4 mi
• Charter Oak 5 mi
• Industry 5 mi
• La Puente 6 mi
• Citrus 6 mi
• Irwindale 8 mi
• Duarte 10 mi

On the map near Walnut

Neighborhoods and nearby communities around Walnut include Diamond Bar, West Covina, Valinda, Charter Oak, and Industry.

Parks in and around Walnut include Mt. SAC Wildlife Sanctuary, Demonstration Garden, REACH Community Garden, and Koi Pond.

Public schools near the center of Walnut include Leonard G. Westhoff Elementary, Collegewood Elementary, Suzanne Middle, and Walnut High.

Sources: OpenStreetMap contributors (neighborhoods, parks, museums), National Center for Education Statistics (public schools), CMS (hospitals). See also the Walnut city guide.

The lay of the land

The center of Walnut is about 894 feet above sea level (USGS elevation data). Piru is at about 638 feet, which puts Walnut about 250 feet higher.

What the repair pages cover

Read about snapped cables, opener repair, off-track doors, emergency repair, and new garage doors before you call. The pricing page lists starting prices, and a phone call confirms whether service reaches your address.

A broken spring or a door off its track in Walnut is a good reason to call: dispatch will tell you on the phone whether we can reach your address and what the visit would start at.

For more about Walnut, see the Walnut page of our website.