Serving San Francisco, CA and surrounding areas. (628) 895-9470
San Francisco Concrete Company is a licensed concrete contractor serving Concord, CA, specializing in slab foundation building, concrete driveway replacement, and patio construction. We work across Concord regularly - from the older ranch homes near downtown and Todos Santos Plaza to the newer subdivisions near Concord Hills - and understand how the city's inland heat, clay soil, and postwar housing stock affect concrete work here. Our crew has served Contra Costa County homeowners since 2025 and we reply to every new inquiry within 1 business day.
Concord homeowners adding ADUs, workshops, or detached garages need slab foundations designed for the city's expansive clay soil, which swells in winter and shrinks in summer. Our slab foundation building process includes proper soil preparation, a compacted gravel base, and steel reinforcement sized for Contra Costa County soil conditions - the steps that determine whether your new slab holds together or cracks in the first few years.
Most Concord ranch homes were built between the 1950s and 1970s, and their original driveways are now cracked, heaved, or uneven from decades of clay soil movement and inland heat. We replace them with slabs poured on compacted bases with control joints spaced for Concord's wet-dry seasonal cycle - giving you a driveway that outlasts the original by a wide margin.
Concord's long, hot summers make a usable backyard patio one of the most practical investments a homeowner can make here. Concrete holds up better than wood decking in the inland heat cycle, drains properly after winter rains, and requires far less seasonal maintenance than other materials - important for homeowners who commute out of the city during the week.
Concord's summer temperatures regularly push into the 90s and 100s, which makes pools common in single-family neighborhoods throughout the city. We pour pool decks with slip-resistant finishes and proper drainage slope so water moves away from the pool edge rather than pooling on the surface - a safety and maintenance issue that matters every time you use the pool.
Properties in Concord Hills and on the eastern edges of the city have sloped lots where retaining walls manage soil and runoff during winter rains. Concord's clay soil puts significant lateral pressure on wall footings during wet months, so we size and reinforce every retaining wall to handle the soil conditions on that specific lot rather than applying a one-size approach.
Sidewalk panels in Concord's older neighborhoods near downtown and Todos Santos Plaza have been heaved and cracked by tree roots and decades of clay soil movement. Sidewalk work in the public right-of-way requires a permit from the City of Concord Development Services Department - we pull those permits and coordinate the city inspection as a standard part of every sidewalk replacement job.
Concord is the largest city in Contra Costa County, with roughly 130,000 residents and a homeownership rate around 55 percent - well above average for a California city of its size. Most of its housing was built during the postwar suburban boom between the 1950s and the 1970s, when families moved east from San Francisco and Oakland. That means a large share of the city's concrete driveways, patios, garage floors, and walkways are now 40 to 70 years old. The original flatwork was typically poured on minimally prepared ground, without the base compaction or control joint spacing needed to handle long-term seasonal stress. Those slabs are now showing the results - cracking, heaving, and uneven settling are common calls across Concord's single-family neighborhoods.
The climate compounds the problem. Concord sits inland from the coast and sees summer temperatures that regularly climb into the 90s and 100s, followed by wet winters with 18 to 20 inches of annual rainfall. As the U.S. Geological Survey documents, the expansive clay soil found throughout the East Bay swells when it absorbs winter rain and shrinks during the dry summer months. That constant movement pushes up on slabs from below and pulls away from foundation edges as the soil contracts. Permits for right-of-way work and new slabs are required through the City of Concord Development Services Department, and we handle those applications on every qualifying job.
Our crew pulls permits from the City of Concord Development Services Department regularly and knows the inspection process the city uses for driveways, slabs, and sidewalk work in the public right-of-way. Concord is a city of single-story ranch homes on modest lots - typically 6,000 to 8,000 square feet - with attached garages and concrete driveways that were poured when the neighborhoods were first developed. The sheer density of that housing type means we see the same conditions repeatedly: cracked driveways from clay soil movement, garage floor slabs that have settled unevenly, and backyard patios that never drained properly because the original grade was not set correctly.
If you can see Mount Diablo from your backyard, you are in our service area. The neighborhoods closer to downtown - near Todos Santos Plaza and the blocks around Monument Boulevard - tend to have the oldest homes and the most original-era concrete that needs replacement. Newer subdivisions toward Concord Hills and the eastern edges of the city have larger lots with more retaining wall and drainage work. The Concord Pavilion corridor and the neighborhoods surrounding the two BART stations - Concord and North Concord/Martinez - are among the most active residential areas we serve.
We also serve nearby Hayward to the south and Richmond to the west - both East Bay cities where the same expansive clay soil and aging postwar housing stock drive the concrete repair and replacement work we handle every week.
We reply to all new inquiries within 1 business day. During the first call we ask about the project type, which part of Concord you are in, and any access considerations - that lets us schedule the right crew and equipment from the start.
We visit the property, check the existing concrete and soil conditions, and give you a written estimate that separates labor, materials, demolition, and permit fees. You do not need to be home - we just need access to the work area. This is also where we assess clay soil depth and recommend base preparation for your lot.
We remove the old concrete, excavate and compact the base to address clay soil conditions, set forms, and pour with the reinforcement and control joint spacing the project requires. Active on-site work for a typical Concord driveway or patio runs two to four days.
New concrete needs 24 to 48 hours before foot traffic and five to seven days before vehicles. We walk through the finished work with you before leaving, answer questions about the curing period, and explain what to watch for when the first winter rains arrive.
We serve Concord homeowners from the older ranch neighborhoods near Todos Santos Plaza to the newer subdivisions near Concord Hills. No pressure, no obligation - just a clear written quote for your Concord property.
(628) 895-9470Concord is the largest city in Contra Costa County, with about 130,000 residents spread across a mix of postwar suburban neighborhoods and newer hillside developments. Concord grew rapidly during the 1950s, 60s, and 70s as families moved east from San Francisco and Oakland, and that postwar building boom defines most of what the city looks like today. Single-story ranch homes on modest lots are by far the most common housing type, and the neighborhoods near downtown - anchored by Todos Santos Plaza, the tree-lined public square at the heart of the city - have some of the oldest residential blocks in Concord. The city has two BART stations that connect residents to San Francisco and Oakland, making it a genuine commuter community where many homeowners are away from their properties during the day.
Concord is a diverse, long-established community where many families have lived for decades. Median home values are around $600,000 - lower than much of the Bay Area but still a significant investment that homeowners protect carefully. The city mixes older residential streets with newer commercial corridors along Clayton Road and Willow Pass Road, and the Concord Pavilion to the north is one of the most recognized landmarks in the entire East Bay. We also regularly serve neighboring Hayward and Oakland nearby - East Bay cities where the same postwar housing profile and clay soil conditions produce the same concrete work needs we handle regularly in Concord.
Durable, professional driveways built to handle daily use and weather.
Learn MoreBeautiful outdoor patios designed for comfort and lasting strength.
Learn MoreDecorative stamped finishes that add elegance to any concrete surface.
Learn MoreSafe, code-compliant sidewalks installed with precision and care.
Learn MoreCreative concrete finishes that transform ordinary surfaces into standouts.
Learn MoreSturdy retaining walls that control erosion and define your landscape.
Learn MoreLevel, polished concrete floors installed for residential and commercial spaces.
Learn MoreSolid, attractive steps built to code for any entry or grade change.
Learn MoreReliable slab foundations engineered for long-term structural integrity.
Learn MoreExpert foundation installations that support your structure for decades.
Learn MoreHeavy-duty parking lots designed for commercial durability and traffic.
Learn MoreCall us or send a message and we will get back to you within 1 business day with a clear written estimate for your Concord property.
