West Puente Valley, CA has a population of 24,476 and is the 1,778th largest city in the United States. The population density is 13,095 per sq mi which is 5535% higher than the California average and 14354% higher than the national average. The median age in West Puente Valley is 35 which is approximately 2% lower than the California average of 36. In West Puente Valley, 51% of the population over 15 years of age are married, 25% speak English and 67% speak Spanish. 59% of West Puente Valley residents were born in California, 4% were born out of state, 1% were born outside of the United States and 35% were foreign born.