Editing Morro Bay, California (section)

===2010===
[[File:Morro bay museum of natural history.jpg|thumb|[[Morro Bay State Park Museum of Natural History]]]]

The [[2010 United States Census]]<ref>{{cite web|url=https://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0649362|archive-url=https://archive.today/20140715031831/http://www.census.gov/2010census/popmap/ipmtext.php?fl=06:0649362|url-status=dead|archive-date=July 15, 2014|title=2010 Census Interactive Population Search: CA – Morro Bay city|publisher=U.S. Census Bureau|access-date=July 12, 2014}}</ref> reported that Morro Bay had a population of 10,234. The population density was {{convert|991.5|PD/sqmi|PD/km2|sp=us|adj=off}}. The [[Race (United States Census)|racial makeup]] of Morro Bay was 87.1% White, 0.4% African American, 0.9% Native American, 2.5% Asian, 0.1% Pacific Islander, 6.0% from other races, and 3.0%from two or more races. About 14.9% of the residents were Hispanics or Latinos of any race. The census reported that 98.4% of the population lived in households, 0.4% lived in noninstitutionalized group quarters, and 1.2% were institutionalized.

Of the 4,844 households, 19.0% had children under 18 living in them, 40.7% were opposite-sex married couples living together, 8.4% had a female householder with no husband present, and 4.5% had a male householder with no wife present; 6.8% were [[POSSLQ|unmarried opposite-sex partnerships]], and 0.7% were [[same-sex partnerships|same-sex married couples or partnerships]]. Of the 1,808 households, 37.3% were made up of individuals and 16.2% had someone living alone who was 65 or older. The average household size was 2.08. About 53.6% of all households were families; the average family size was 2.70.

The city's age distribution was 15.0% under 18, 8.0% from 18 to 24, 22.1% from 25 to 44, 31.3% from 45 to 64, and 23.7% who were 65 or older. The median age was 48.9 years. For every 100 females, there were 95.8 males. For every 100 females 18 and over, there were 93.6 males.

The 6,320 housing units had an average density of {{convert|612.3|/mi2|/km2|disp=preunit|units&nbsp;|units|}}, of which 53.3% were owner-occupied and 46.7% were occupied by renters. The homeowner vacancy rate was 3.3%; the rental vacancy rate was 6.3%. About 51.0% of the population lived in owner-occupied housing units and 47.4% lived in rental housing units.