Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
only one floor
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "only one floor" is correct and usable in written English.
It can be used to indicate that there is a single level in a building or structure, often in contrast to multi-story buildings. Example: "The apartment complex is small, with only one floor, making it accessible for everyone."
✓ Grammatically correct
News & Media
Science
Wiki
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
21 human-written examples
The tower was supposedly built to house ministry offices, but only one floor was actually allocated for that purpose.
News & Media
Mr. Blair may be helped by the fact that he lives only one floor above the shop.
News & Media
I could hear all the eerie voices calling for help and crying all around our home because all the other buildings have only one floor except ours".
News & Media
The original Kings Point village hall -- which will be demolished to make way for a park or for overflow parking for Steppingstone Park -- "was rotting away, and only one floor of its three were being used," the mayor said.
News & Media
W.l.o.g., we consider only one floor shopping mall, the case with more floors can be dealt with analogously.
We made it to the elevator without incident, but Haroon yacked again when the elevator was only one floor away from the parking garage.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
33 human-written examples
Entering the foyer, only one level is occupied: the fourth floor.
News & Media
It will be easier to run a vacuum line around a house with a simple floor plan and only one level.
News & Media
When I had only one foot on the floor, barely balancing on my toes, that skim would send me flying forward, at which point self-preservation kicked in.
News & Media
Yet again, in the spirit of Caribbean batting, he chose to keep only one foot on the floor.
News & Media
When news surfaced that the duo were to become residents at the esteemed venue, I'm pretty sure my jaw wasn't the only one on the floor.
News & Media
Expert writing Tips
Best practice
When describing buildings, use “only one floor” to clearly indicate a single-story structure, emphasizing simplicity or limitations compared to multi-story buildings.
Common error
Avoid using overly technical language when describing a building with "only one floor". Simpler terms are often more effective for clarity.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "only one floor" functions as a descriptive element, specifying the number of levels in a building or structure. It combines a quantifier ("only one") with a noun ("floor") to provide a precise detail about the physical characteristics of the subject. Ludwig confirms this usage.
Frequent in
News & Media
30%
Science
28%
Wiki
22%
Less common in
Encyclopedias
10%
Formal & Business
5%
Reference
5%
Ludwig's WRAP-UP
The phrase "only one floor" is a common and grammatically correct way to describe a single-story building or structure. As Ludwig confirms, it serves a descriptive function, clarifying the number of levels and setting expectations about accessibility and layout. The phrase is versatile, appearing in neutral contexts such as news reports, scientific articles, and Wiki entries. While alternatives like "single-story building" or "one-level structure" exist, "only one floor" remains a clear and widely understood option. Use it to accurately describe single-story buildings or structures in various writing contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
single-story building
Focuses on the building type rather than the number of floors.
one-level structure
Uses "level" instead of "floor" and emphasizes the structure's layout.
just one story
Replaces "floor" with "story" and uses "just" for emphasis.
a single floor
Uses "a single" instead of "only one" for slight variation.
sole floor
Implies that there are no other floors.
one story only
Reverses the order and uses "story" instead of "floor".
exclusively one floor
Emphasizes that there's nothing but a single level.
limited to one floor
Highlights a restriction or limitation to a single floor.
not more than one floor
Expresses the same idea with a negative construction.
a single-level dwelling
Focuses on the dwelling type instead of the number of floors or levels.
FAQs
How to use "only one floor" in a sentence?
You can use "only one floor" to describe a building or structure that has just a single level. For example, "The building has "only one floor", making it easily accessible."
What can I say instead of "only one floor"?
Alternatives to "only one floor" include "single-story building", "one-level structure", or "just one story".
Which is correct: "only one floor" or "only one story"?
Both "only one floor" and "only one story" are grammatically correct and can be used interchangeably, though "floor" is more common in architectural descriptions and "story" in narratives.
What's the difference between "only one floor" and "a single floor"?
"Only one floor" emphasizes that there is no other floor, whereas "a single floor" simply indicates the presence of one floor without implying exclusivity. The difference is subtle and often negligible.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested