Calwa (formerly, Calwa City) at an elevation of 292 feet (89 m).
Geography
According to the United States Census Bureau, the community has a total area of , of which 98.01% is land and 1.99% is water. The Calwa City post office opened in 1913, and changed its name to Calwa in 1949.<br> 2010 2020 and as a CDP in the 1980 United States census (pop. 6,640) which was annexed by the city of Fresno prior to the 1990 U.S. census.
Racial and ethnic composition
{| class="wikitable" style="text-align:center;"
|+Calwa CDP, California – Racial and ethnic composition<br><small></small>
!Race / Ethnicity <small>(NH = Non-Hispanic)</small>
!Pop 2010
!
!% 2010
!
|-
|White alone (NH)
|92
|style='background: #ffffe6; |67
|4.48%
|style='background: #ffffe6; |3.77%
|-
|Black or African American alone (NH)
|23
|style='background: #ffffe6; |35
|1.12%
|style='background: #ffffe6; |1.97%
|-
|Native American or Alaska Native alone (NH)
|26
|style='background: #ffffe6; |16
|1.27%
|style='background: #ffffe6; |0.90%
|-
|Asian alone (NH)
|37
|style='background: #ffffe6; |50
|1.80%
|style='background: #ffffe6; |2.82%
|-
|Native American or Alaska Native alone (NH)
|9
|style='background: #ffffe6; |1
|0.44%
|style='background: #ffffe6; |0.06%
|-
|Other race alone (NH)
|3
|style='background: #ffffe6; |0
|0.15%
|style='background: #ffffe6; |0.00%
|-
|Mixed race or Multiracial (NH)
|14
|style='background: #ffffe6; |6
|0.68%
|style='background: #ffffe6; |0.34%
|-
|Hispanic or Latino (any race)
|1,848
|style='background: #ffffe6; |1,601
|90.06%
|style='background: #ffffe6; |90.15%
|-
|Total
|2,052
|style='background: #ffffe6; |1,776
|0.00%
|style='background: #ffffe6; |0.00%
|}
2020 census
As of the 2020 census, Calwa had a population of 1,776. The population density was .
The census reported that 1,768 people (99.5% of the population) lived in households, 8 (0.5%) lived in non-institutionalized group quarters, and no one was institutionalized. 100.0% of residents lived in urban areas, while 0.0% lived in rural areas.
There were 448 households, out of which 217 (48.4%) had children under the age of 18 living in them. Of all households, 188 (42.0%) were married-couple households, 50 (11.2%) were cohabiting couple households, 117 (26.1%) had a female householder with no spouse or partner present, and 93 (20.8%) had a male householder with no spouse or partner present. About 65 households (14.5%) were made up of individuals, and 20 (4.5%) had someone living alone who was 65 years of age or older. The average household size was 3.95, and there were 352 families (78.6% of all households).
Zoned schools include Calwa Elementary School, Sequoia Middle School, and Roosevelt High School.