Total births
3,891
Boys' name · since 2009
Castiel
Castiel has 3,891 recorded births since 2009 in federal Social Security data, most heavily in 2019 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #818
- among boys today
- 3,891
- born since 2009
- 2010s
- peak decade
- 94%
- more common than other boys
Yes -- Castiel is the #818 most popular boys' name in the U.S. today, with 3,891 recorded since 2009.
Castiel has 3,891 recorded births among boys since 2009, per the U.S. Social Security Administration, ranked #818 as of the latest data, more common than 94% of boys, busiest in the 2010s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 2009 to 2025.
- #818 among boys today
- 3,891 born since 2009
- 2010s peak decade
- 94% more common than other boys
Data updated Jun 2026
The verdict
Castiel is currently the #818 boys' name in America, more common than 94% of boys - 3,891 born since 2009, peaking in the 2010s.
- #818
- among boys today
- 3,891
- born since 2009
- 2010s
- peak decade
- 94%
- more common than other boys
Castiel vs. every other boys name in current SSA rankings
#818
of 14,294 boys in use
More common than 94% of names given to boys today.
2010s
Peak decade
58% of everyone ever named Castiel was born in this single decade.
2019
Single peak year
337 babies were named Castiel in 2019 - its busiest year on record.
How Castiel compares
3,891 Top 14% higher than 86% of 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Castiel's all-time total is 11x the median boys name, and Liam still leads by a wide margin.
| Metric | Castiel | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 3,891 | 367 | 358,536 |
| Peak-year births | 337 | 23 | 22,252 |
Castiel's usage pattern, beyond the headline number
Castiel splits its recorded history at 2017: 66% of all births land in the more recent half, 34% in the earlier half, a lean toward present-day use rather than a passing spike. The single quietest year was 2009 (13 births) -- compare that against the 2019 peak of 337 for a sense of just how much the name's popularity has swung.
Castiel at a glance
Top 1,000 boys' namePeak year
2019
Current rank
#818
Active since
2009
Castiel popularity over time - boys
Annual U.S. births registered with the Social Security Administration · 2009–2025
- Peak year (2019)
- 337
- Annual births at peak, across 17 years of records
Castiel popularity over time - girls
33 total births recorded since 2013 (Castiel as girls' name)
Castiel by decade
Total births in each ten-year window, peak vs trough at a glance
2010s was Castiel's strongest decade.
2,242 babies received the name during that ten-year window, about 58% of all-time use.
Castiel births by decade
Total births in each ten-year window
- 2000s 13
2000s
13 births
- 2010s
2010s
2,242 births
- 2020s
2020s
1,636 births
What this shows Peak: 2010s at 2,242 births (58% of all-time use).
How Castiel compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 boys names closest to Castiel's total volume
Castiel vs 15 similarly-sized boys names
Castiel by state
Where Castiel concentrates geographically, total births since 2009
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 503 | 12.9% |
| #2 | California | | 494 | 12.7% |
| #3 | Florida | | 251 | 6.5% |
| #4 | New York | | 189 | 4.9% |
| #5 | Arizona | | 145 | 3.7% |
| #6 | Illinois | | 137 | 3.5% |
| #7 | Michigan | | 112 | 2.9% |
| #8 | Ohio | | 108 | 2.8% |
Texas share of Castiel's total US births 12.9%
Even split
503 of 3,891 births nationwide. Compared to a flat distribution across 38 reporting states.
Castiel appears in 38 states. Explore state details →
Frequently Asked Questions
How popular is the name Castiel? ▼
Since 2009, Social Security records show 3,891 babies named Castiel. Today it holds rank #818 among boys. Its busiest year on record was 2019, with 337 births.
When was Castiel most popular? ▼
Castiel was most popular in the 2010s decade with 2,242 total births. The single peak year was 2019.
Where is Castiel most popular? ▼
The top states for the name Castiel are Texas (503 births), California (494 births), Florida (251 births).
How long has the name Castiel been used? ▼
Records for Castiel go back to 2009, giving 17 years of history through 2025.
What names are similar to Castiel? ▼
Names with a similar sound or spelling include Casey, Cash, Cason, Case, and 4 more. These share a common prefix and are also used for boys.
What to do with Castiel's data
- Castiel's usage has stayed within range of its 2010s decade-level peak (2,242 total births) through the 2020s (1,636) -- a comparatively stable name, not a fading trend.
- Texas records the most Castiels (503 births) -- see the full state breakdown if geography matters to your decision. Texas names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Castiel
Nearby Names Like Castiel
Names with a similar sound, spelling, or feel to Castiel
Casey Boy
#311 116,675 births
Cash Boy
#316 27,705 births
Cason Boy
#856 11,308 births
Case Boy
#724 9,926 births
Cassius Boy
#569 9,736 births
Compare Castiel side by side: Castiel vs Casey Castiel vs Cash Castiel vs Cason
Related Names
Names with a similar popularity rank to Castiel
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 2009–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Castiel: #818 Boys' Name - 3,891 Births, Peak 2019." NameAlmanac. Accessed via https://namealmanac.com/name/castiel. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Castiel draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.