How Many People Are Named Sierra?
people named Sierra are alive in the United States today (estimate)
About 1 in 3,442 people in the US has this name
Based on 100,866 babies named Sierra in Social Security records from 1940 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎 Rare
Peak Year
5,853 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Means "mountain range" in Spanish, referring specifically to a mountain range with jagged peaks.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Same Sound, Other Spellings
These names are pronounced like Sierra in English. Counting Sierra and these spellings together, about 137,645 people alive in the US have the name.
⚧ Gender Distribution
Almost all of the babies given the name Sierra (99.7%) were girls.
👥 Age Distribution
The average person named Sierra alive today is about 25 years old, and 70% are under 30. Half of them were between 21 and 30 in 2025.
📈 Popularity Over Time
Sierra first appears in the records in 1940 and was given most often in 1998, to 5,853 babies. In 2025, 476 babies got the name.
Babies given the name each year, 1940 to 2025
🏆 Rank History
Sierra never made the top 10 girls' names. Its best rank was #49, in 1999, and it was in the top 100 for 12 years, 1993 to 2004. In 2025 it ranked #616.
| Girls | |
|---|---|
| Rank in 2025 | #616 |
| Best rank | #49 (1999) |
| Years in the top 100 | 12 (1993 to 2004) |
| Rank in its biggest decade | #81 in the 1990s |
📍 State-Wise Distribution
People named Sierra alive today, by the state where they were born (estimate; state records start in 1910).
More people named Sierra were born in California than in any other state: about 13,156 of those alive today. Compared with the national rate in the same years, Sierra was given 3 times as often in Wyoming, 2.7 times in Alaska and 2.6 times in Montana.
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