Origin of the Casillas Surname
The Casillas surname is of Spanish origin (Spanish). In the 2010 U.S. Census it ranked #1,579 with 22,710 Americans (7.7 per 100K people).
What the name meant to the first families who bore it — and how Casillas traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Casillas |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Spanish |
| Language | Spanish |
| US Rank (2010) | #1,579 |
| US Count (2010) | 22,710 |
| Per 100K People | 7.7 |
| First Letter | C |
Ethnic Distribution of Casillas
Among 22,710 Americans named Casillas, the largest self-reported group is Hispanic (94.05%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Casillas Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Casillas moved up. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Casillas family really come from?
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The Complete Story of the Casillas Family
What you’ve read above is just the overview. Your full Casillas Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Casillas
- ✓ The Casillas coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Casillas families live today
- ✓ Notable Casillas bearers in history
- ✓ Name variations & spellings worldwide
- ✓ A step-by-step guide to start tracing your own family tree
🎁 A heritage keepsake to pass down — perfect as a gift.
Get one Casillas fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Casillas
These surnames share similar popularity, spelling, or cultural background with Casillas.
Other Spanish Surnames
Explore more surnames with Spanish roots. There are 162,254 surnames in our database — here are some that share the same Spanish origin as Casillas.
Frequently Asked Questions About Casillas
Top Surnames Starting with C
The most common American surnames that begin with the letter C, ranked by population.
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