Site selection for a gym: big-box, boutique studio or 24-hour club

The right site for a gym depends first on which kind of gym it is. A large budget gym needs many adults within a 10 to 15-minute drive and room to park. A boutique studio needs a dense pocket of adults who will walk or stop on the way home, and few studios of the same kind near them. A 24-hour club needs a site that feels safe and is easy to reach late at night and early in the morning. Pick the model, then judge every site against the questions that matter for that model, and test each shortlisted site at the hour members actually come: the evening.

This article is for gym founders, franchisees of fitness brands and operators adding clubs. It goes model by model, then gives the evening test, a look at how many gyms big cities already have, a made-up comparison in Bengaluru, and an AI employee that screens sites for you.

The budget big-box gym

Membership is cheap, so a big-box gym lives on volume: thousands of members, most of whom drive in.

• Who: adults aged 20 to 59 within a 10 to 15-minute drive, counted with Travel area and Demographics.
• Rivals: other large gyms in the same drive. Two budget gyms on the same retail park split the same members.
• Access: parking, and roads that are not jammed between 5 and 8 p.m. Traffic Flow gives the live speed against the free-flow speed and the jam factor; run it in the evening. It does not count cars.
• Space: large floor plates are found on retail parks and in old warehouses, rarely on high streets.

The boutique studio

Fewer members, paying more, coming for a class at a fixed time. Convenience beats size.

• Who: adults aged 20 to 39 within a 10-minute walk or a short ride, or working nearby.
• Rivals: studios of the same discipline, not every gym. A cycling studio is hardly bothered by a large gym, but very much by another cycling studio two streets away.
• Daytime crowd: offices nearby fill early and lunchtime classes. Mobility Footfall shows how busy the area is at midday and in the evening, in people-hours, with about 10 days' delay; it covers most of the world but not yet Australia.
• Neighbours: cafes, healthy food shops and physiotherapists nearby are a good sign the area spends on wellbeing.

The 24-hour club

Members come at odd hours: shift workers, early risers, people who train after a late shift.

• Who: residents within a short drive, and areas with many workers on shifts, such as near hospitals or logistics parks.
• Safety and light: a lit, visible frontage on a street with some life at night; a unit at the back of a dark car park struggles.
• Late-night activity: the late-night share of footfall around the site shows whether anyone is about at those hours.

The evening test

Whatever the model, most members train after work. Before you sign, check every shortlisted site between 5 and 8 p.m. on a weekday: how long it takes to drive in, whether there is somewhere to park, how busy the street is, and whether the busiest hour of footfall around the site falls in the evening. A site that is easy at 11 a.m. and impossible at 6 p.m. will lose members in their first month.

How many gyms big cities already have

City counts give a sense of how crowded the market is before you zoom in. xMap's places database lists 1,112 gyms within 10 km of the centre of London and 692 within 10 km of the centre of Sydney (November 2026). Of the 353 nearest the centre of London, 88 belong to a chain; of the 347 nearest the centre of Sydney, 82 do. Both are rated about 4.5 to 4.6 out of 5 on average.

1,112Gyms listed, London

692Gyms listed, Sydney

88 of 353Chains of the nearest, London

82 of 347Chains of the nearest, Sydney

High ratings across the board mean a new gym cannot win on being decent; it has to be closer, cheaper, or different. And because most gyms near both centres are independent, many neighbourhoods are served by small clubs a well-run chain could outcompete, or a better boutique could outshine.

A made-up comparison in Bengaluru

A fitness company in Bengaluru has one site in mind and wants to know which of its two formats suits it. The figures below are invented, to show the reasoning.

Made-up figures, for illustration only.

The drive-time population looks big enough for a big-box gym, but six large gyms already share it and the evening traffic would put members off. For a studio, the walking population is strong, there is only one competing studio, and members on foot do not care about the jam. The company would put a studio here and keep looking for its next big-box site on a retail park with easier evening access.

Mistakes to avoid

• Counting every gym as a competitor of every other. Count by model and discipline.
• Visiting at midday only. Gyms are judged at 6 p.m.
• Using residents only, for a studio in a business district that lives on office workers.
• Relying on population counts in the United Kingdom or the United States, where xMap Flows has none; there, weigh competitors, footfall and your own members' postcodes.

Screening sites with an AI employee

1. My data: candidate sites, with a column for the model you have in mind.
2. Travel area: a 15-minute drive for big-box sites, a 10-minute walk for studios (two branches of the flow).
3. Demographics: adults in the age groups for that model.
4. Nearby places: gyms or studios of the same kind inside each reach, with their ratings.
5. Mobility Footfall and Traffic Flow: busy hours and the evening roads.
6. xMap LLM scores each site for its model, then Email sends the ranking.

The inbox gets a ranked list per model, each site with its members-to-be, rivals, evening roads and a one-line reason. The Where to open the next gym template is the quickest start; Where a climbing gym is missing shows the same idea for one discipline, and Offices near my gyms for corporate memberships helps fill a new club once it opens.