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Serving San Francisco County & nearby

Modular buildings in San Francisco, CA

Looking for modular buildings in San Francisco, CA? We help businesses, schools, contractors and agencies across San Francisco County buy, lease or rent modular offices, classrooms, job site trailers and specialty buildings, with delivery and setup handled for you.

  • Buy, lease or rent
  • New & used units
  • Delivery & installation
  • Offices, classrooms, trailers & more

Free quote for San Francisco

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Buy · Lease · RentOptions for every budget and term
New & usedUnits to match timeline and budget
Nationwide networkManufacturers, dealers & installers
One point of contactFrom quote to installation

Modular buildings in San Francisco

What we supply in San Francisco

Tight urban sites and high construction costs make factory-built modular space attractive for offices, labs-support space and school expansions around the Bay.

Modular offices

Modular offices in San Francisco

From a single private office to a multi-story administrative building, modular offices give you finished, code-compliant workspace in a fraction of…

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Portable classrooms

Portable classrooms in San Francisco

Add classroom capacity in weeks, not years. Portable classrooms and modular school buildings for public districts, charter and private schools,…

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Modular building rental

Modular building rental in San Francisco

Need space for six months or six years? Rent or lease modular offices, classrooms, job site trailers and storage buildings, with delivery, setup, and…

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Construction trailers

Construction trailers in San Francisco

Job site offices that arrive ready to work: mobile office trailers, plan rooms, superintendent offices and crew break rooms for construction, utility…

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In-plant offices

In-plant offices in San Francisco

Create quiet, climate-controlled rooms inside your warehouse or plant without a major construction project: supervisor offices, quality labs, break…

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Modular medical buildings

Modular medical buildings in San Francisco

Expand patient capacity quickly with modular clinics, exam rooms, testing sites, administrative space and hospital swing space, built in a controlled…

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Industrial & storage buildings

Industrial & storage buildings in San Francisco

Rugged modular buildings for plants, yards, utilities and remote sites: workshops, storage, lunch rooms, guard houses, control rooms and crew…

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Commercial tents

Commercial tents in San Francisco

Clear-span tents and temporary structures for events, temporary warehousing, disaster response, sports and seasonal space, sized from a few hundred…

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Custom & specialty structures

Custom & specialty structures in San Francisco

When a standard unit won't do, custom modular buildings are designed to your plans: labs, data and telecom enclosures, restroom buildings, retail and…

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Who we serve

Modular space for San Francisco's key industries

In San Francisco, modular buildings fill the gap between needing space now and waiting for conventional construction.

IndustryCommon modular buildings
Technologyswing space, construction offices and secure equipment rooms
Biotechlab support and swing space
Constructionconstruction trailers and job site offices
Educationportable classrooms and school administration buildings
Modular building project serving San Francisco, CA

Built for San Francisco

Local conditions, codes & permits

Every building is specified for where it will sit. In most states, commercial modular buildings are built to the same building codes as site-built structures and inspected at the factory under a state program or third-party agency, while the city or San Francisco County building department handles site permits, foundations and utility connections.

Seismic

Foundations and anchorage are designed for the local seismic design category.

Rain

Roof drainage, sealed envelopes and covered entries keep buildings dry through wet seasons.

Buy, lease or rent

Choose the option that fits

OptionBest for
RentShort projects, events, construction sites and temporary overflow
LeaseMulti-year needs without a large up-front cost; classroom and office expansions
Lease-to-ownGrowing organizations that want to own later (where available)
BuyLong-term or permanent use; usually the lowest total cost over time

Not sure which is right? We'll quote more than one option so you can compare. See modular building rental & leasing.

Modular building available to buy, lease or rent near San Francisco, CA

How it works

From quote to keys in San Francisco

Tell us what you need

Building type, size, location and timeline, by form or phone.

Compare options

We match your project with manufacturers, dealers and installers and return options to buy, lease or rent.

Plan the site

Foundation or blocking, permits, utilities, steps and ramps are scoped up front.

Delivery & setup

The building is delivered, set, leveled and connected, ready to use.

Service area

Serving San Francisco and nearby

We deliver throughout San Francisco County and the surrounding region, including:

OaklandDaly CitySouth San FranciscoSan MateoBerkeleyHayward

Nearby locations:

FAQ

Modular buildings in San Francisco: questions

How much does a modular building cost in San Francisco?
Pricing in San Francisco depends on the building type and size, new vs. used, finishes, restrooms and HVAC, foundation and site work, permits, delivery distance and whether you buy, lease or rent. Send your size and timeline through the form and we'll return options so you can compare.
Can I rent or lease a modular building in San Francisco?
Yes. Short-term rentals, multi-year leases and purchase options are available for modular offices, classrooms, job site trailers and storage in San Francisco and across San Francisco County, depending on availability.
How fast can a modular building be delivered in San Francisco?
In-stock rental and used units can often be delivered much faster than new custom buildings, which are produced in a factory while site work and permits proceed. We confirm current availability and a realistic schedule with your quote.
Do I need a permit for a modular building in San Francisco?
Usually, yes. Permanent buildings need building permits, and many temporary units still need placement, electrical or plumbing permits. Site permits are typically handled through the city or San Francisco County building department, and we help you understand what your site requires.
Do you serve Oakland, Daly City and South San Francisco?
Yes. We serve San Francisco and nearby communities including Oakland, Daly City, South San Francisco, San Mateo, Berkeley and Hayward, plus the rest of California.
Are modular buildings built for San Francisco's climate?
Yes. Buildings are specified for the local design loads and conditions: seismic, rain. Commercial modular buildings are generally built to the same building codes as site-built construction.

Get modular building pricing in San Francisco

Tell us the size, use and timeline. Free, no-obligation quote within one business day.