91788 · Previous Zip Code

Zip Code 91789 - Walnut, California

Primary CityWalnut, California
Area of Zip Code 9178915.67 sq mi
Male Population21,715 (48.7%)
Female Population22,836 (51.3%)
Population change from 1975 to 2015 +74.1%
Population change from 2000 to 2015 +3.1%
Median Age42.3 years
Male Median Age40.6 years
Female Median Age43.9 years
Area Codes213310323415More
NeighborhoodsIndustry, Valle Lindo, Walnut, Westmont
Local TimeFriday 10:30 AM
TimezonePacific Daylight Time
Coordinates34.018285790192856° / -117.85463695546463°
Related Zip Codes917789178091784917859178691788

Map of Zip Code 91789

Interactive Map

Zip Code 91789 Population

Years 1975 to 2015
Population Density1,632 / mi²2,297 / mi²2,755 / mi²2,842 / mi²
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid

Racial demographics for Zip Code 91789

 Asian: 44.9%
 White: 27.3%
 Hispanic or Latino: 17.2%
 Black Or African American: 3.4%
 American Indian Or Alaskan Native: 0.2%
 Other: 6.8%

91789 Population change from 2000 to 2015

Increase of 3.1% from year 2000 to 2015
LocationChange since 1975Change since 1990Change since 2000
Zip Code 91789+74.1%+23.7%+3.1%
United States+46.9%+27.2%+13.7%
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid

Zip Code 91789 Median Age

Median Age: 42.3 years
LocationMedian AgeMedian Age (Female)Median Age (Male)
Zip Code 9178942.3 years43.9 years40.6 years
Walnut42.3 years43.9 years40.6 years
California35.4 years36.5 years34.2 years
United States37.4 years38.7 years36.1 years
Sources: CIESIN (Center for International Earth Science Information Network)

Zip Code 91789 Population Tree

Population By Age and Gender
Under 58438011,644
85 Plus186344531
Sources: CIESIN (Center for International Earth Science Information Network)

Zip Code 91789 Population Density

Population Density: 2,842 / mi²
LocationPopulationAreaPopulation Density
Zip Code 9178944,55015.67 sq mi2,842 / mi²
Walnut30,6309 sq mi3,404 / mi²
California38.8 million163,695.4 sq mi236.9 / mi²
United States321.6 million3,796,761.2 sq mi84.7 / mi²
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid

Zip Code 91789 Historical and Projected Population

Estimated Population from 1890 to 2100
1. JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
2. CIESIN (Center for International Earth Science Information Network)
3. [Link] Klein Goldewijk, K., Beusen, A., Doelman, J., and Stehfest, E.: Anthropogenic land use estimates for the Holocene – HYDE 3.2, Earth Syst. Sci. Data, 9, 927–953, https://doi.org/10.5194/essd-9-927-2017, 2017.


Business Distribution by neighborhood in 91789
 Valle Lindo: 73.3%
 Westmont: 8.7%
 Walnut: 6.6%
 Other: 11.5%

Area Codes

Percentage Area Codes used by businesses in 91789
 Area Code 909: 79.1%
 Area Code 626: 14.3%
 Other: 6.6%

Stats and Demographics for Zip Code 91789

Households in 9178913,207
People per Household3.46
Average House Value$275,200
Income per Household$73,943

Business Concentration in Zip Code 91789

91789 Business Heat Map


Business Distribution by Industry
 Shopping: 26.8%
 Professional Services: 14.1%
 Industry: 12.4%
 Automotive: 6.2%
 Home Services: 6.1%
 Restaurants: 5.7%
 Medical: 5.5%
 Other: 23.1%
Industry DescriptionNumber of EstablishmentsAverage Age of BusinessAverage Google RatingBusinesses per 1,000 residents
Car parts4228.6 years4.60.9
Car repair4023.3 years4.30.9
Hairdressers3922.8 years4.20.9
Education other7322.1 years4.21.6
Finance other3357.6 years3.30.7
Loan companies7624.3 years4.41.7
Grocery stores and supermarkets4224.2 years4.30.9
Other construction5327 years4.71.2
Real estate10229.7 years3.92.3
Construction of buildings5526 years4.21.2
Other transport activities3624 years4.10.8
Health and medical8920.4 years4.62.0
Accountants4925.5 years2.91.1
Advertising and marketing4421 years4.41.0
Business services4422.5 years3.21.0
Computer programming, web design3422.9 years5.00.8
Corporate management9720.3 years3.72.2
Scientific and technical services9422.3 years4.22.1
Specialized design4321.1 years4.41.0
Churches3325.7 years4.80.7
Clothing stores5222.5 years4.21.2
Furniture stores3523 years4.10.8
Household appliances and goods4226.1 years3.80.9
Office supplies and stationery stores5625.5 years4.11.3
Pharmacies and drug stores3622.2 years4.10.8

Business distribution by price for Zip Code 91789

 Inexpensive: 61.1%
 Moderate: 34.4%
 Expensive: 2.5%
 Very Expensive: 2%

Human Development Index (HDI)

Statistic composite index of life expectancy, education, and per capita income.
Sources: [Link] Kummu, M., Taka, M. & Guillaume, J. Gridded global datasets for Gross Domestic Product and Human Development Index over 1990–2015. Sci Data 5, 180004 (2018) doi:10.1038/sdata.2018.4

Zip Code 91789 CO2 Emissions

Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
LocationCO2 EmissionsCO2 Emissions Per CapitaCO2 Emissions Intensity
Zip Code 91789650,844 t14.6 t41,522 t/mi²
Walnut453,907 t14.8 t50,455 t/mi²
California625,399,867 t16.1 t3,820 t/mi²
United States5,664,619,809 t17.6 t1,491 t/mi²
Sources: [Link] Moran, D., Kanemoto K; Jiborn, M., Wood, R., Többen, J., and Seto, K.C. (2018) Carbon footprints of 13,000 cities. Environmental Research Letters DOI: 10.1088/1748-9326/aac72a

Zip Code 91789 CO2 Emissions

2013 CO2 emissions (tonnes/year)650,844 t
2013 CO2 emissions (tonnes/year) per capita14.6 t
2013 CO2 emissions intensity (tonnes/mi²/year)

Natural Hazards Risk

Relative risk out of 10
LandslideMedium (6)
DroughtHigh (10)
FloodHigh (7)
EarthquakeHigh (9.7)
* Risk, particularly concerning flood or landslide, may not be for the entire area.

Recent Nearby Earthquakes

Magnitude 3.0 and greater
1/11/191:19 PM3.1412.4 km15,460 m3km NNE of Yorba Linda, CAusgs.gov
3/29/142:32 PM4.147.2 km9,294 m2km SE of Rowland Heights, CAusgs.gov
3/28/1410:37 PM3.0811.4 km4,125 m1km N of Brea, CAusgs.gov
3/28/149:30 PM3.6413.4 km4,005 m2km SE of La Habra, CAusgs.gov
3/28/149:11 PM3.213 km2,039 m2km SE of La Habra, CAusgs.gov
3/28/149:09 PM5.111.1 km5,090 m2km NW of Brea, CAusgs.gov
3/28/148:03 PM3.5712.7 km7,349 m1km ESE of La Habra, CAusgs.gov
9/19/135:06 AM3.759.6 km3,328 m3km SW of La Verne, CAusgs.gov
9/19/134:43 AM3.689.5 km2,618 m3km SW of La Verne, CAusgs.gov
8/7/1211:23 PM4.4613.9 km9,990 m3km NE of Yorba Linda, CAusgs.gov

Find historical earthquake occurrences near Zip Code 91789

Earliest Date  Latest Date 
 Magnitude 3.0 and greater   Magnitude 4.0 and greater   Magnitude 5.0 and greater 

Primary City

Walnut is a suburban, upper middle class city in the eastern part of Los Angeles County in California. Money's Best Places to Live ranked Walnut #70 in 2009 and #57 in 2011, the highest ranking for a Californian city both years. greater Walnut Valle..  ︎  Walnut, California Wikipedia Page

About Our Data

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