Editing Gridley, California (section)

===2010===
The [[2010 United States Census]]<ref>{{cite web|url=http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0631260|archive-url=https://archive.today/20140715025254/http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0631260|url-status=dead|archive-date=July 15, 2014|title=2010 Census Interactive Population Search: CA – Gridley city|publisher=U.S. Census Bureau|access-date=July 12, 2014}}</ref> reported that Gridley had a population of 6,584. The population density was {{convert|3,179.1|PD/sqmi|PD/km2|sp=us|adj=off}}. The racial makeup of Gridley was 4,283 (65.1%) [[White (U.S. Census)|White]], 55 (0.8%) [[African American (U.S. Census)|African American]], 98 (1.5%) [[Native American (U.S. Census)|Native American]], 249 (3.8%) [[Asian (U.S. Census)|Asian]], 3 (0.0%) [[Pacific Islander (U.S. Census)|Pacific Islander]], 1,552 (23.6%) from [[Race (United States Census)|other races]], and 344 (5.2%) from two or more races. [[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] of any race were 3,000 persons (45.6%).

The Census reported that 6,472 people (98.3% of the population) lived in households, 16 (0.2%) lived in non-institutionalized group quarters, and 96 (1.5%) were institutionalized. There were 2,183 households, out of which 910 (41.7%) had children under the age of 18 living in them, 1,087 (49.8%) were [[marriage|opposite-sex married couples]] living together, 338 (15.5%) had a female householder with no husband present, 134 (6.1%) had a male householder with no wife present. There were 149 (6.8%) [[POSSLQ|unmarried opposite-sex partnerships]], and 8 (0.4%) [[same-sex partnerships|same-sex married couples or partnerships]]. 520 households (23.8%) were made up of individuals, and 297 (13.6%) had someone living alone who was 65 years of age or older. The average household size was 2.96. There were 1,559 [[family (U.S. Census)|families]] (71.4% of all households); the average family size was 3.54.

The population was spread out, with 1,892 people (28.7%) under the age of 18, 668 people (10.1%) aged 18 to 24, 1,681 people (25.5%) aged 25 to 44, 1,415 people (21.5%) aged 45 to 64, and 928 people (14.1%) who were 65 years of age or older. The median age was 33.1 years. For every 100 females, there were 94.3 males. For every 100 females age 18 and over, there were 91.6 males.

There were 2,406 housing units at an average density of {{convert|1,161.7|/mi2|/km2|disp=preunit|units&nbsp;|units|}}, of which 2,183 were occupied, of which 1,262 (57.8%) were owner-occupied, and 921 (42.2%) were occupied by renters. The homeowner vacancy rate was 2.6%; the rental vacancy rate was 6.5%. 3,829 people (58.2% of the population) lived in owner-occupied housing units and 2,643 people (40.1%) lived in rental housing units.