Total births
184
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.
- #8111
- among boys today
- 184
- born since 2006
- 2010s
- peak decade
- 43%
- more common than other boys
Yes -- Castin is the #8111 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 #8111 as of the latest data, more common than 43% 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.
- #8111 among boys today
- 184 born since 2006
- 2010s peak decade
- 43% more common than other boys
Data updated Jun 2026
The verdict
Castin is currently the #8111 boys' name in America, more common than 43% of boys - 184 born since 2006, peaking in the 2010s.
- #8111
- among boys today
- 184
- born since 2006
- 2010s
- peak decade
- 43%
- more common than other boys
Castin vs. every other boys name in current SSA rankings
#8111
of 14,294 boys in use
More common than 43% of names given to boys today.
2010s
Peak decade
56% of everyone ever named Castin was born in this single decade.
2017
Single peak year
18 babies were named Castin in 2017 - its busiest year on record.
How Castin compares
184 37th percentile among 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
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 (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 184 | 367 | 358,536 |
| Peak-year births | 18 | 23 | 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 at a glance
Outside the top 1,000Peak year
2017
Current rank
#8,111
Active since
2006
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
Total births in each ten-year window, peak vs trough at a glance
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% |
Texas share of Castin's total US births 2.7%
5 of 184 births nationwide.
Frequently Asked Questions
How popular is the name Castin? ▼
Since 2006, Social Security records show 184 babies named Castin. Today it holds rank #8111 among boys. Its busiest year on record was 2017, with 18 births.
When was Castin most popular? ▼
Castin was most popular in the 2010s decade with 103 total births. The single peak year was 2017.
Where is Castin most popular? ▼
The top states for the name Castin are Texas (5 births).
How long has the name Castin been used? ▼
Castin has been recorded in Social Security data since 2006, spanning 20 years of data through 2025.
What names are similar to Castin? ▼
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 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
- 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 Castin
Nearby Names Like Castin
Names with a similar sound, spelling, or feel to Castin
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 Castin side by side: Castin vs Casey Castin vs Cash Castin vs Cason
Related Names
Names with a similar popularity rank to Castin
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, 2006–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Castin: #8111 Boys' Name - 184 Births, Peak 2017." NameAlmanac. Accessed via https://namealmanac.com/name/castin. 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 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 June 2026.