Boys' name · since 2006
Castin
Castin has 184 recorded births since 2006 in federal Social Security data, most heavily in 2017 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #13,459 of 45,481
- all-time among boys
- #12,946 of 13,930
- 2025 SSA year
- 184
- born since 2006
- 2010s
- peak decade
Yes -- Castin is the #12946 most popular boys' name in the U.S. today, with 184 recorded since 2006.
Castin has 184 recorded births among boys since 2006, per the U.S. Social Security Administration, ranked #12946 as of the latest data, more common than 7% 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 2006 to 2025.
- #13,459 of 45,481 all-time among boys
- #12,946 of 13,930 2025 SSA year
- 184 born since 2006
- 2010s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Castin ranks #13,459 of 45,481 boys' names by all-time recorded births (highest first) and #12,946 of 13,930 among boys' names in 2025. 184 born since 2006, peaking in the 2010s.
- #13,459 of 45,481
- all-time among boys
- #12,946 of 13,930
- 2025 SSA year
- 184
- born since 2006
- 2010s
- peak decade
Castin's 184 recorded births place it above 70.34% of the 45,481 boys names in the full SSA archive.
The state file records this name in 1 jurisdictions, led by Texas.
How Castin compares
184 36th percentile among 13,930 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
Castin's all-time total is 50% below the median boys name, and Liam still leads by a wide margin.
| Metric | Castin | Median boys name (Takari) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 184 | 369 | 358,536 |
| Peak-year births | 18 | 34 | 22,252 |
Castin's usage pattern, beyond the headline number
Castin splits its recorded history at 2016: 58% of all births land in the more recent half, 42% in the earlier half, an evenly balanced pattern over time. The single quietest year was 2007 (5 births) -- compare that against the 2017 peak of 18 for a sense of just how much the name's popularity has swung.
Castin popularity over time
Annual U.S. births registered with the Social Security Administration · 2006–2025
- Peak year (2017)
- 18
- Annual births at peak, across 20 years of records
Castin by decade
2010s is the heaviest window (103 births, 56% of the file).
2010s was Castin's strongest decade.
103 babies received the name during that ten-year window, about 56% of all-time use.
Castin births by decade
Total births in each ten-year window
- 2000s 23
2000s
23 births
- 2010s
2010s
103 births
- 2020s
2020s
58 births
What this shows Peak: 2010s at 103 births (56% of all-time use).
Castin by state
Where Castin concentrates geographically, total births since 2006
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 5 | 2.7% |
5 of 184 births nationwide.
Frequently Asked Questions
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What to do with Castin's data
- Castin's usage has stayed within range of its 2010s decade-level peak (103 total births) through the 2020s (58) -- a comparatively stable name, not a fading trend.
- Texas records the most Castins (5 births) -- see the full state breakdown if geography matters to your decision. Texas names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Castin
Nearby Names Like Castin
Names with a similar sound, spelling, or feel to Castin
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Related Names
Names with a similar popularity rank to Castin
Nationwide names with similar peak year or record span
Two nationwide peer axes for Castin: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~2017)
Similar record span (~19 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 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, 2006–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
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 Castin 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 August 2026.