Origin of the Castillo Surname
The Castillo surname is of Spanish origin (Spanish). In the 2010 U.S. Census it ranked #93 with 230,420 Americans (78.11 per 100K people).
What the name meant to the first families who bore it — and how Castillo traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Castillo |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Spanish |
| Language | Spanish |
| US Rank (2010) | #93 |
| US Count (2010) | 230,420 |
| Per 100K People | 78.11 |
| First Letter | C |
Ethnic Distribution of Castillo
Among 230,420 Americans named Castillo, the largest self-reported group is Hispanic (90.26%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Castillo Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Castillo moved up. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Castillo family really come from?
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The Complete Story of the Castillo Family
What you’ve read above is just the overview. Your full Castillo Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Castillo
- ✓ The Castillo coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Castillo families live today
- ✓ Notable Castillo 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 Castillo fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Castillo
These surnames share similar popularity, spelling, or cultural background with Castillo.
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 Castillo.
Frequently Asked Questions About Castillo
Top Surnames Starting with C
The most common American surnames that begin with the letter C, ranked by population.
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