Arbor
Boy name · #3523 in 2025 · Very rare
How old is the name Arbor? In official American birth records, Arbor has been tracked continuously since 1915, giving it 110 years of documented American history.
Arbor is currently the #3523 boy name in the United States — 32 babies received it in 2025. A decade ago it stood at #10644, so the name has been rising over the past ten years. Roughly one in every 56,250 boys born in 2025 was named Arbor.
Babies named Arbor per year. Source: Official national birth records.
The 110-year story
Arbor first appears in the Social Security records in 1915, when 5 boys received the name. Its all-time peak is essentially right now: 2025, with 32 babies and a rank of #3513. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Arbor against up to 5 other names.
Uniqueness: will there be another Arbor in class?
On our rarity read — which blends how common Arbor is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Arbor will likely be the only one in the room, with the occasional spelling-out as the price.
Where Arbor is most common
State-level data for Arbor is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Arbor
Statistically, parents drawn to Arbor tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Harbor, Amor, Alastor, Elior, and Azar.
HarborAmorAlastorEliorAzarAmiirAsterAasir
Rank history (last 25 years)
| Year | Babies named Arbor | Rank |
|---|---|---|
| 2025 | 32 | #3513 |
| 2024 | 31 | #3605 |
| 2023 | 18 | #5255 |
| 2022 | 28 | #3879 |
| 2021 | 31 | #3582 |
| 2020 | 25 | #4020 |
| 2019 | 22 | #4480 |
| 2018 | 13 | #6345 |
| 2017 | 15 | #5788 |
| 2016 | 11 | #7157 |
| 2015 | 6 | #10644 |
| 2013 | 8 | #8789 |
| 2009 | 9 | #8310 |
| 1915 | 5 | #3825 |
Frequently asked questions
How old is the name Arbor?
In official American birth records, the name Arbor first appeared in 1915 (over 110 years ago), when 5 newborn boys received the name. It has been tracked in modern national records for 110 years.
Is Arbor a popular boy name?
Arbor ranked #3523 among boys in 2025 with 32 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #10644.
When was the name Arbor most popular?
Arbor peaked in 2025, when 32 American boys received the name (ranked #3513 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Arbor?
In 2025, roughly 1 in 56,250 newborn American boys was named Arbor. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.