Lemont — boys' name
682 babies named Lemont in U.S. Social Security records since 1918, with the highest year being 1974. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
32% of everyone ever named Lemont was born in this single decade.
33 babies were named Lemont in 1974 — its busiest year on record.
What the Data Says About Lemont
The Social Security Administration has registered 682 babies named Lemont between 1918 and 2017, spanning 100 consecutive years of U.S. birth records. As a boy's name, Lemont currently falls outside the top 1,000 boys' names for 2017. The name reached its historical peak in 1974, when 33 babies received it in a single year.
Decade-level aggregation shows that Lemont performed strongest in the 1970s, accumulating 220 births during that ten-year window. Across the 10 decades of recorded activity, Lemont shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Illinois, which accounts for 41 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Lemont in 1 of the 51 U.S. reporting jurisdictions.
No etymological entry is currently available for Lemont in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 682 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.
Lemont at a glance
Last recorded 2017Peak year
Current rank
Active since
Lemont popularity over time
Annual U.S. births registered with the Social Security Administration · 2017–1918
- Peak year (1974)
- 33
- Annual births at peak — across 100 years of records
No longer in the modern top-1000 — last recorded 2017.
682 total births across 100 years of SSA records. Peaked in 1974 with 33 births in a single year.
Lemont by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1970s
- 220 births that decade — 32% of Lemont's all-time total
Lemont decade highlights
- Peak decade 220 births
- Runner-up 142 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1970s was Lemont's strongest decade
220 babies received the name during that ten-year window — about 32% of all-time use.
Lemont by state
Where Lemont concentrates geographically — total births since 1918
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Illinois | | 41 | 6.0% |
41 of 682 births nationwide.
Top 5 states
- Illinois 6.0% of nationwide
Recorded in 1 of 51 SSA jurisdictions
Illinois accounts for 6.0% of all recorded births nationwide — a relatively diffuse profile for this name.
Frequently Asked Questions
How popular is the name Lemont? ▼
When was Lemont most popular? ▼
Where is Lemont most popular? ▼
How long has the name Lemont been used? ▼
What names are similar to Lemont? ▼
Keep exploring Lemont
Nearby Names Like Lemont
Names with a similar sound, spelling, or feel to Lemont
Compare Lemont side by side: Lemont vs Lemuel Lemont vs Lemar Lemont vs Lem
Related Names
Names with a similar number of total births
Baby Name Guides
Learn more about naming trends and how to use data to choose a name
Explore more names
Data Sources
Data as of 2024. Source: U.S. Social Security Administration (SSA).
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1918–2017 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.
State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.