View source for Olivarez, Texas

===Racial and ethnic composition===
{| class="wikitable" style="text-align:center;"
|+'''Olivarez CDP, Texas – Racial and ethnic composition'''<br><small>{{nobold|''Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.''}}</small>
!Race / Ethnicity <small>(''NH = Non-Hispanic'')</small>
!Pop 2000<ref name=2000CensusP004>{{Cite web|title=P004: Hispanic or Latino, and Not Hispanic or Latino by Race – 2000: DEC Summary File 1 – Olivarez CDP, Texas |url=https://data.census.gov/table?g=160XX00US4853934&tid=DECENNIALSF12000.P004|publisher=[[United States Census Bureau]] |access-date= }}</ref>
!Pop 2010<ref name=2010CensusP2>{{Cite web|title=P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2010: DEC Redistricting Data (PL 94-171) – Olivarez CDP, Texas |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US4853934&tid=DECENNIALPL2010.P2|publisher=[[United States Census Bureau]] |access-date= }}</ref>
!{{partial|Pop 2020}}<ref name=2020CensusP2>{{Cite web|title=P2: Hispanic or Latino, and Not Hispanic or Latino by Race – 2020: DEC Redistricting Data (PL 94-171) – Olivarez CDP, Texas |url=https://data.census.gov/cedsci/table?q=p2&g=160XX00US4853934&tid=DECENNIALPL2020.P2|publisher=[[United States Census Bureau]] |access-date= }}</ref>
!% 2000
!% 2010
!{{partial|% 2020}}
|-
|[[Non-Hispanic or Latino whites|White]] alone (NH)
|49
|68
|style='background: #ffffe6; |82
|2.00%
|1.78%
|style='background: #ffffe6; |1.93%
|-
|[[Non-Hispanic or Latino African Americans|Black or African American]] alone (NH)
|0
|4
|style='background: #ffffe6; |1
|0.00%
|0.10%
|style='background: #ffffe6; |0.02%
|-
|[[Native Americans in the United States|Native American]] or [[Alaska Native]] alone (NH)
|0
|0
|style='background: #ffffe6; |0
|0.00%
|0.00%
|style='background: #ffffe6; |0.00%
|-
|[[Asian Americans|Asian]] alone (NH)
|18
|7
|style='background: #ffffe6; |5
|0.74%
|0.18%
|style='background: #ffffe6; |0.12%
|-
|[[Native Hawaiian]] or [[Pacific Islander Americans|Pacific Islander]] alone (NH)
|0
|2
|style='background: #ffffe6; |0
|0.00%
|0.05%
|style='background: #ffffe6; |0.00%
|-
|Other race alone (NH)
|0
|0
|style='background: #ffffe6; |8
|0.00%
|0.00%
|style='background: #ffffe6; |0.19%
|-
|[[Multiracial Americans|Mixed race or Multiracial]] (NH)
|1
|0
|style='background: #ffffe6; |7
|0.04%
|0.00%
|style='background: #ffffe6; |0.16%
|-
|[[Hispanic and Latino Americans|Hispanic or Latino]] (any race)
|2,377
|3,746
|style='background: #ffffe6; |4,145
|97.22%
|97.88%
|style='background: #ffffe6; |97.58%
|-
|'''Total'''
|'''2,445'''
|'''3,827'''
|style='background: #ffffe6; |'''4,248'''
|'''100.00%'''
|'''100.00%'''
|style='background: #ffffe6; |'''100.00%'''
|}