Origin & Meaning of the Castor Surname
What does the last name Castor mean?
The surname Castor carries the meaning "Origin and meaning under research." It is derived from the Unknown language and has been passed down through generations, reflecting the occupations, locations, or characteristics of early bearers of the name. With 6,063 bearers in the 2010 US Census, Castor ranks as the #5,722 most common surname in the United States.
Where does the surname Castor come from?
The Castor surname has its roots in Unknown heritage. Names of Unknown origin often reflect the cultural, linguistic, and historical traditions of the communities where they first appeared. Over centuries, migration and cultural exchange have spread the Castor name far beyond its original homeland.
Language of Origin
The linguistic roots of Castor trace back to Unknown. Understanding the original language helps decode the meaning and evolution of the name from its earliest recorded forms to the modern spelling used today.
Quick Facts
| Surname | Castor |
|---|---|
| Meaning | Origin and meaning under research |
| Origin | Unknown |
| Language | Unknown |
| US Rank (2010) | #5,722 |
| US Count (2010) | 6,063 |
| Per 100K People | 2.06 |
| First Letter | C |
Ethnic Distribution of Castor
According to the US Census, the Castor surname is distributed across the following ethnic groups. This data reflects self-reported ethnicity among 6,063 Americans with the Castor last name.
| Ethnicity | Percentage |
|---|---|
| White | 61.34% |
| Black | 11.17% |
| Hispanic | 20.55% |
| Asian/Pacific Islander | 4.73% |
| Native American | 0.43% |
| Two or More Races | 1.78% |
Popularity of Castor Over Time
Comparing US Census data from 2000 and 2010 shows how the Castor surname has changed in prevalence.
The number of Americans with the Castor surname increased by 732 between 2000 and 2010.
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Similar Surnames to Castor
These surnames share similar popularity, spelling, or cultural background with Castor.
Other Unknown Surnames
Explore more surnames with Unknown roots. There are 162,254 surnames in our database — here are some that share the same Unknown origin as Castor.
Frequently Asked Questions About Castor
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