Koast
Masculine · “coast”
Koast is given to both — 156 boys and 21 girls since 1880. See other names given to both
Koast respells Coast, and the English word is a rib — the Latin costa, a side, which came to mean the side of the land where it meets the sea.
How old is the name Koast?
Koast first appears in US birth records in 2019 — 6 years ago. Koast is overwhelmingly a brand-new baby name right now — most Koasts are still in diapers. About 200 people named Koast are estimated to be alive in the US today.
When was the name Koast most popular?
Koast peaked in 2025, reaching #1708 nationally. Today it ranks #1708, exactly where it peaked. See the whole 2025 chart.
Lists built from the same records:
Where it comes from
From costa to Koast
Our story of Koast
Our story of Koast is a story of a word getting a costume. Landscape names had been rising in American naming for two decades — Ridge, Canyon, River, Bay — and Coast belongs to that group. What the K adds is a signal: this is chosen, not found. It appears in the American registers in the 2010s in small numbers. Behind it sits a Latin word for a rib, which is where the side of anything started before it became the edge of the land.
Meaning
coast, seashore
From the English coast, through the Old French coste and the Latin costa, 'rib' or 'side'. The same word gives 'cutlet' and the anatomical 'costal'. The land's side became its shoreline. The etymology is documented and the meaning undisputed.
How the name formed
- costa
- coste
- coast
- Koast
Related forms: Coast · Côte
Pronouncing Koast
KOHST
One syllable. Koast and Coast are homophones; only the spelling differs.
Nicknames for Koast
Moderate
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 2019
- Most boys named
- 202595 — the highest on record
- Peak rank
- #1708reached in 2025
- Change vs 2024
- +280.0%95 in 2025, from 25
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Koast in other languages
The same name elsewhere
- Coast in English — spelling variant
- Côte in French — related form
Strongest US states over the last decade: Georgia, Texas, Florida.
Koasts among us
people named Koast are estimated to be alive in the US today
About 1 boy in 17,980 born in 2025 was named Koast
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Koast
- #1708
- Koast on the 2025 chart
- #588
- counting every spelling
The SSA counts spellings, not names. Koast went to 95 boys in 2025, but Coast is the same name said out loud. Together the 2 spellings went to 369, which makes it the 588th most-given boys’ name of the year — 1,120 places above the chart.
- Coast274
- Koast95
About 1 boy in 4,629 born in 2025 was given one of these spellings — against 1 in 17,980 for Koast itself.
Spellings are grouped by a fixed rule that folds interchangeable English spellings of one sound (ck/k, ph/f, x/ks, a non-initial y for i) and keeps vowels apart, so Sean and Shawn stay separate names. It errs towards splitting: a family here is never larger than the truth. SSA national data, 2025. Method
Is it right for you
What happens to a name after it peaks
The Haris test
Every popular name lives one long story — a climb, a peak, a slow settling back. Koast's later chapters haven't been written yet, so we borrowed them: Haris climbed just as high around 2002, and its whole arc is on record. Line the two peaks up, and Haris's path sketches the road Koast is walking now.
Koast is climbing fast right now. Steep climbs tend to come with steep descents — the quicker a name arrives, the more firmly it belongs to its moment.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Where Koast is headed
Koast is on a steep climb — if the curve holds, 2030 could see around 91% more babies given the name than today. Its history is short or jumpy, though, so read this as a sketch rather than a promise.
Low confidence — fitted on official counts through 2025.
A damped-trend projection of the official birth data — a sketch of momentum, not a promise. Every name's forecast, ranked.
Koast beside its neighbors
The names ranked closest to Koast in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- The rib-to-shoreline etymology is a genuinely good piece of word history.
- One syllable, firm, and never mispronounced.
- It belongs to a current family of landscape names.
- It is an ordinary English noun and reads as one.
- The K spelling will need dictating every time.
- It is very new and has almost no record behind it.
Nobody names a baby alone.
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What they receive
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Koast
Masculine · #1708 in the U.S.
Frequently asked
- How many Koasts are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 200 people named Koast are estimated to be alive in the US today.
- How do you spell Koast?
- Koast is one of 2 recorded spellings. Coast is the more common one — 274 births in 2025 against 95 for Koast.
- How popular is the name Koast in 2025?
- Koast ranks #1708 among US boy names in 2025, with 95 babies given the name.
- How rare is the name Koast?
- About 1 in every 17,980 US boys born in 2025 was named Koast — 95 in all.
- Will my child share the name Koast with classmates?
- Koast will almost certainly be the only one in school.
Ranked beside Koast
Names sitting at a similar level of popularity right now.
Antoine#1708 · Marlo#1708 · Henri#1708 · Azir#1708 · Ayansh#1708 · Kainoa#1708 · Zuriel#1708 · Shalom#1708
Looking for what else is popular rather than what resembles Koast? See the current top 100.
Choosing between Koast and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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