USA.com / California / Contra Costa County / Concord, CA / 94521 / Population and Races / Historical Language Spoken at Home Data
94521 Zip Code Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 41,138
| 94521 Zip Code | % | California | U.S. | |
| English | 11,622 | 73.62%, see rank | 57.63% | 79.39% |
| Spanish | 1,637 | 10.37%, see rank | 25.11% | 11.75% |
| Other Indo-European Languages | 1,075 | 6.81%, see rank | 5.77% | 4.52% |
| Asian and Pacific Islander Languages | 1,343 | 8.51%, see rank | 10.40% | 3.36% |
| Other | 110 | 0.70%, see rank | 1.09% | 0.99% |
ACS 2008-2012 data
Total population: 40,854
| 94521 Zip Code | % | California | U.S. | |
| English | 11,233 | 71.07%, see rank | 58.28% | 79.64% |
| Spanish | 1,673 | 10.59%, see rank | 24.75% | 11.57% |
| Other Indo-European Languages | 1,213 | 7.67%, see rank | 5.78% | 4.61% |
| Asian and Pacific Islander Languages | 1,637 | 10.36%, see rank | 10.14% | 3.24% |
| Other | 49 | 0.31%, see rank | 1.05% | 0.94% |
US Census 2000 data
Total population: 39,887
| 94521 Zip Code | % | California | U.S. | |
| English | 10,853 | 74.76%, see rank | 62.22% | 81.14% |
| Spanish | 1,342 | 9.24%, see rank | 22.40% | 10.21% |
| Other Indo-European Languages | 1,173 | 8.08%, see rank | 5.84% | 5.22% |
| Asian and Pacific Islander Languages | 1,065 | 7.34%, see rank | 8.55% | 2.61% |
| Other | 84 | 0.58%, see rank | 0.99% | 0.82% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.