Hilmar-Irwin, California

Climate

Hilmar-Irwin has hot, mostly dry summers and cool, wet winters. Average January temperatures are a maximum of 54.0 °F (12.2 °C) and a minimum of 40.0 °F (4.4 °C).

2020 census

As of the 2020 census, Hilmar-Irwin had a population of 5,164. The population density was 1,315.0 inhabitants per square mile (507.7/km²). The median age was 39.4 years. 23.5% of residents were under the age of 18 and 17.5% of residents were 65 years of age or older. For every 100 females there were 93.3 males, and for every 100 females age 18 and over there were 92.2 males age 18 and over.^[9][10]

0.0% of residents lived in urban areas, while 100.0% lived in rural areas.^[11]

The whole population lived in households. There were 1,846 households in Hilmar-Irwin, of which 31.4% had children under the age of 18 living in them. Of all households, 55.7% were married-couple households, 5.9% were cohabiting-couple households, 14.1% were households with a male householder and no spouse or partner present, and 24.3% were households with a female householder and no spouse or partner present. About 22.4% of all households were made up of individuals and 12.2% had someone living alone who was 65 years of age or older. The average household size was 2.8. There were 1,334 families (72.3% of all households).^[9]

There were 1,905 housing units, of which 3.1% were vacant. Of occupied units, 69.5% were owner-occupied and 30.5% were occupied by renters. The homeowner vacancy rate was 0.5% and the rental vacancy rate was 1.4%.^[9]

Income and poverty

In 2023, the US Census Bureau estimated that the median household income was $76,492, and the per capita income was $36,796. About 16.6% of families and 19.8% of the population were below the poverty line.^[12]

2010 census

At the 2010 census Hilmar-Irwin had a population of 5,197. The population density was 1,323.1 inhabitants per square mile (510.9/km²). The racial makeup of Hilmar-Irwin was 4,475 (86.1%) White, 15 (0.3%) African American, 23 (0.4%) Native American, 87 (1.7%) Asian, 1 (0.0%) Pacific Islander, 439 (8.4%) from other races, and 157 (3.0%) from two or more races. Hispanic or Latino of any race were 916 people (17.6%).^[13]

The whole population lived in households, no one lived in non-institutionalized group quarters and no one was institutionalized.

There were 1,755 households, 694 (39.5%) had children under the age of 18 living in them, 1,082 (61.7%) were opposite-sex married couples living together, 205 (11.7%) had a female householder with no husband present, 106 (6.0%) had a male householder with no wife present. There were 82 (4.7%) unmarried opposite-sex partnerships, and 15 (0.9%) same-sex married couples or partnerships. 301 households (17.2%) were one person and 158 (9.0%) had someone living alone who was 65 or older. The average household size was 2.96. There were 1,393 families (79.4% of households); the average family size was 3.32.

The age distribution was 1,390 people (26.7%) under the age of 18, 483 people (9.3%) aged 18 to 24, 1,289 people (24.8%) aged 25 to 44, 1,323 people (25.5%) aged 45 to 64, and 712 people (13.7%) who were 65 or older. The median age was 36.2 years. For every 100 females, there were 96.9 males. For every 100 females age 18 and over, there were 91.8 males.

There were 1,841 housing units at an average density of 468.7 per square mile, of the occupied units 1,288 (73.4%) were owner-occupied and 467 (26.6%) were rented. The homeowner vacancy rate was 0.9%; the rental vacancy rate was 6.8%. 3,672 people (70.7% of the population) lived in owner-occupied housing units and 1,525 people (29.3%) lived in rental housing units.