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A restored Victorian home on a tree-lined Central California street — San Leandro, California service area

Residential Pest Control in San Leandro, CA

101 Exterminators is a residential pest control company in San Leandro handling termites, rodents, ants, spiders, cockroaches, bed bugs and crawl space work under one license — SPCB Lic. #9119, in business since 2005. San Leandro is really four different pest environments, and which one your street sits in decides most of the plan. We work in English and Spanish.

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There Are Four San Leandros, and Your Address Decides Which Pests You Get

Down on the flats — Marina Faire, Mulford Gardens, Heron Bay and the blocks off Marina Boulevard — the ground sits low and damp beside the Oyster Bay marsh and the Bay shoreline. That produces Norway rats out of the storm drains and creek banks, subterranean termites (Reticulitermes) working up to reach framing, and sub-area moisture that brings wood-decay fungi and dampwood termites with it.

Through the central tracts — Washington Manor, Broadmoor, Best Manor, Floresta Gardens, Cherrywood — the housing itself is the story. Built between 1940 and 1965 with stucco walls, attached garages and low-pitch roofs with wide overhangs, these homes have weep screeds, hose-bib penetrations and worn garage door sweeps that Argentine ants (Linepithema humile) find, and eave lines that roof rats run and drywood termites (Incisitermes minor) fly into. The canopy left from the cherry orchard era connects one roof to the next.

Up in the foothills — Bay-O-Vista, Halcyon-Foothill, Assumption Parish, Sheffield Village — the lots sit above the marine layer against the eucalyptus and oak of the hillside running up to Lake Chabot. Warmer, drier, built with retaining walls, stepped foundations and decks, they produce western black widows (Latrodectus hesperus), ground-nesting yellowjackets and wildlife-carried fleas. And in the old core near East 14th Street and Estudillo Avenue, the pre-war Craftsman and Colonial Revival houses on raised foundations bring a sub-area list of their own.

How We Work in San Leandro

We inspect the property before proposing a plan, because a Bay-O-Vista hillside lot and a Washington Manor tract house do not need the same work. We look at the foundation type, the sub-area where there is one, the eave line and roof entries, the garage, the fence and irrigation lines, and the grade around the structure. Then we say what needs treating now, what needs sealing, and what belongs on a schedule rather than a single visit. Estimates are written. We work in English and Spanish.

San Leandro Climate

San Leandro sits 56 feet above the bay and gets the warm side of East Bay weather, milder than San Francisco and close to what Oakland runs. Rain averages roughly 18 to 20 inches a year and falls almost entirely between November and March. Winters are never cold enough to shut anything down, so Argentine ants keep foraging through January and drywood colonies keep working inside wall cavities between swarms. Drywood swarmers fly August through October; subterranean swarms come with the rains, February through May.

Housing Stock

The city reads like a catalogue of post-war tract building. Most of the residential stock went up between the mid-1940s and the mid-1960s, in developments such as Washington Manor, Broadmoor, Bonaire and Floresta Gardens, and it is dominated by single-story wood-frame houses on shallow slabs with low or no crawl access. That construction has three habits worth knowing before an inspection: sill plates sitting close to grade, slab penetrations for plumbing that were never properly sealed, and attached garages framed straight into the house. Downtown and the blocks around Estudillo Avenue hold the small surviving pool of pre-1940 raised-foundation houses. Marina Boulevard and the belt west of the tracks are commercial, industrial and mixed-use.

Why Local Expertise Matters

A San Leandro house is usually a slab, usually post-war, and usually has no crawl space to inspect from. That changes how the work is done. More time goes on the slab perimeter, the plumbing penetrations, the garage-to-house junction and the attic, and less on the areas a raised-foundation inspection would prioritize first. It also changes what shows up in the report, since a forty-year-old slab crack is a Section 2 finding whether or not anything has moved into it yet. We have been licensed in California since 2005, we hold SPCB License #9119, and our reports are filed with the Structural Pest Control Board for Alameda County escrow.

Signs You Need Residential Service in San Leandro

General pest maintenance programs (monthly, bi-monthly, quarterly), termite inspections and treatment, rodent exclusion and control, bed bug treatment, ant and wasp management, spider control, bird netting, crawl space services (vapor barrier, insulation), and structural pest inspections. You do not need a different company for each service — we handle the full spectrum.

Any pest activity that is recurring despite over-the-counter products

New home purchase — establish a baseline inspection and maintenance program

Home has been vacant for an extended period — pest activity increases in unoccupied structures

Multiple pest problems occurring simultaneously — common in homes without a prevention program

Our Residential Process in San Leandro

Every job follows the same methodical approach — no shortcuts, no guesswork. Here is what to expect when you work with us in San Leandro.

01

Free Pest Evaluation

We walk the property with you — exterior perimeter, interior, garage, any crawl space or attic concerns — and discuss what pest pressures your specific home faces.

02

Tailored Service Plan

We recommend the services that actually make sense for your property — not a generic package. A maintenance program, a one-time treatment, or a combination.

03

Scheduled Treatment

Service visits are delivered on your schedule, with notification in advance. You receive a service report after every visit documenting exactly what was done.

04

Ongoing Support

Questions between visits? Call us. Activity between scheduled visits? We come back at no charge. We are your pest partner, not a one-visit transaction.

Residential You Can Count On in San Leandro

One Company, Every Service

Termites, rodents, ants, spiders, bed bugs, birds, insulation, crawl space — we handle all of it. One call, one relationship, consistent service.

Local Expertise

We know pest patterns in Central California specifically — not generic national information.

Free Re-Treatment Guarantee

Pests return between scheduled visits? So do we. At no additional charge.

Residential Pest Control FAQs for San Leandro

Can one company handle termites and rodents at our San Leandro house, or do we need two?

One licensed company can do both, and in San Leandro the two usually show up together. A raised-foundation house with sub-area moisture attracts subterranean termites and hands Norway rats a way under the floor; an open eave on a 1950s tract roof lets roof rats in while giving drywood swarmers weathered wood to land on. We inspect for both on the same visit, hold SPCB Lic. #9119 for structural pest work across Alameda County, and put the findings in one written report.

What is the first thing to fix on an older San Leandro home to cut down pest problems?

Usually the places where soil, water and wood meet. On the flats and the older raised-foundation homes that means clearing debris and controlling moisture in the sub-area, and pulling planters and soil back off the siding. On the tract streets it is the eave-to-wall junction, the gable vent screens and the garage door sweep. None of that is treatment — it is the structural work that decides whether what an exterminator applies lasts more than one season.

Do you have technicians who speak Spanish in San Leandro?

Yes. Our technicians and office staff work in English and Spanish, which matters in a city as linguistically mixed as San Leandro. This work depends on explaining where we treated, what we used, and what the household needs to do before and after. That conversation has to happen in the language people actually use at home or the follow-through does not happen. Ask for Spanish when you call and we will schedule accordingly.

Free Pest Evaluation in San Leandro

CA licensed and insured. Written estimate before any work begins. Urgent situations in San Leandro are prioritized.

Trusted by San Leandro families since 2005