census-designated place
A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only.
CDPs have been used in each decennial census since 1980 as the counte ...
(CDP) in
Solano County
Solano County () is a county located in the U.S. state of California. As of the 2020 census, its population was 453,491. The county seat is Fairfield.
Solano County comprises the Vallejo–Fairfield metropolitan statistical area, which is a ...
,
California
California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
. Hartley sits at an elevation of . The 2010 United States census reported Hartley's population was 2,510.
Geography
According to the
United States Census Bureau
The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the Federal statistical system, U.S. federal statistical system, responsible for producing data about the American people and American economy, econ ...
, the CDP covers an area of 6.5 square miles (16.8 km2), 99.57% of it land and 0.43% of it water.
Climate
According to the
Köppen Climate Classification
The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are ''A'' (tropical), ''B'' (arid), ''C'' (te ...
system, Hartley has a
warm-summer Mediterranean climate
A Mediterranean climate ( ), also called a dry summer climate, described by Köppen and Trewartha as ''Cs'', is a temperate climate type that occurs in the lower mid-latitudes (normally 30 to 44 north and south latitude). Such climates typic ...
, abbreviated "Csa" on climate maps.
Demographics
The 2020 United States census reported that Hartley had a population of 2,430. The population density was . The racial makeup of Hartley was 67.1%
White
White is the lightest color and is achromatic (having no chroma). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully (or almost fully) reflect and scatter all the visible wa ...
, 2.6%
African American
African Americans, also known as Black Americans and formerly also called Afro-Americans, are an Race and ethnicity in the United States, American racial and ethnic group that consists of Americans who have total or partial ancestry from an ...
Pacific Islander
Pacific Islanders, Pasifika, Pasefika, Pacificans, or rarely Pacificers are the peoples of the list of islands in the Pacific Ocean, Pacific Islands. As an ethnic group, ethnic/race (human categorization), racial term, it is used to describe th ...
, 10.8% from other races, and 13.7% from two or more races.
Hispanic or Latino
''Hispanic'' and '' Latino'' are ethnonyms used to refer collectively to the inhabitants of the United States who are of Spanish or Latin American ancestry (). While many use the terms interchangeably, for example, the United States Census Bureau ...
of any race were 23.9% of the population.
The census reported that 99.8% of the population lived in households, 6 people (0.2%) lived in non-institutionalized group quarters, and no one was institutionalized.
There were 849 households, out of which 26.3% included children under the age of 18, 61.5% were married-couple households, 3.7% were
cohabiting
Cohabitation is an arrangement where people who are not legally married live together as a couple. They are often involved in a romantic or sexually intimate relationship on a long-term or permanent basis. Such arrangements have become incr ...
couple households, 20.1% had a female householder with no partner present, and 14.7% had a male householder with no partner present. 20.1% of households were one person, and 10.5% were one person aged 65 or older. The average household size was 2.86. There were 645
families
Family (from ) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictability, structure, and safety as ...
(76.0% of all households).
The age distribution was 19.1% under the age of 18, 6.1% aged 18 to 24, 23.0% aged 25 to 44, 30.3% aged 45 to 64, and 21.4% who were 65years of age or older. The median age was 47.0years. For every 100 females, there were 97.1 males.
There were 899 housing units at an average density of , of which 849 (94.4%) were occupied. Of these, 86.0% were owner-occupied, and 14.0% were occupied by renters.
In 2023, the US Census Bureau estimated that the median household income was $120,354, and the
per capita income
Per capita income (PCI) or average income measures the average income earned per person in a given area (city, region, country, etc.) in a specified year.
In many countries, per capita income is determined using regular population surveys, such ...
was $60,227. About 1.1% of families and 7.5% of the population were below the poverty line.