How Much Does a Soft Story Retrofit Cost in Los Angeles? A Complete 2026 Breakdown

By Sam J. Shaolian · April 16, 2026

If you own a building in Los Angeles—especially a wood-frame structure with ground-level parking or open commercial space—you’ve likely come across the term soft story retrofit. In many cases, it’s not optional; it’s required by law.

One of the most common questions property owners ask is:

How much does a soft story retrofit cost in Los Angeles?

This guide breaks down the real costs, what affects pricing, and what you can expect throughout the process.

What Is a Soft Story Retrofit?

A soft-story building has a structurally weak ground floor, often due to large openings like tuck-under parking or retail storefronts. During an earthquake, these areas are prone to collapse.

A retrofit strengthens the building using structural systems such as steel moment frames or shear walls, helping it better withstand seismic activity.

Los Angeles requires these upgrades under its mandatory retrofit ordinance, affecting thousands of properties.

Average Soft Story Retrofit Cost in Los Angeles

In 2026, most building owners can expect the following price ranges:

Typical Cost Range:

• $60,000 to $200,000+ per building

Cost Per Unit:

• $5,000 to $15,000 per unit (average)

Larger Buildings:

• $300,000 to $500,000+, depending on size and complexity

Key Factors That Affect Cost

Every building is different, and several variables influence the final price:

Building Size & Layout

• Larger buildings increase total cost but may reduce cost per unit
• Unique or irregular layouts require more complex engineering

Number of Openings

• More parking spaces or wide openings require additional structural support

Structural Design Requirements

• Steel moment frames typically cost more than shear walls
• Soil conditions and foundation upgrades can add to expenses

Engineering & Permits

• Structural engineering plans: $5,000 to $15,000
• Permits and city fees: $3,000 to $10,000+

Construction Complexity

• Tight spaces or limited access increase labor costs
• Occupied buildings may require phased construction

Labor & Material Costs

• Steel pricing and labor rates in Los Angeles significantly affect the total cost.

Cost Breakdown Example

Here’s a realistic estimate for a mid-size building:

• 8-unit apartment building
• 4 parking openings
• Steel frame retrofit

Estimated Costs:

• Engineering: $10,000
• Permits: $6,000
• Construction: $120,000
• Miscellaneous: $9,000

Total Estimated Cost: $145,000 (approximately $18,125 per unit)

Financing Options

Many property owners choose financing rather than paying up front.

Common Options:

• PACE (Property Assessed Clean Energy) financing
• Bank loans or refinancing
• Local incentive programs, when available

Some financing programs allow repayment through property taxes over time.

Timeline: How Long Does It Take?

A typical retrofit project follows this timeline:

• Engineering and design: 1 to 3 months
• Permit approval: 1 to 4 months
• Construction: 2 to 4 months

Total timeline: approximately 4 to 10 months

Timelines may vary depending on city processing times and project complexity.

Is It Worth the Cost?

For most property owners, the answer is yes.

Key Benefits:

• Improved safety for tenants and occupants
• Reduced risk of structural failure during earthquakes
• Compliance with city regulations
• Increased property value
• Easier access to insurance coverage

Penalties for Non-Compliance

Failing to complete a required retrofit can result in serious consequences:

• Daily fines
• Property liens
• Orders to vacate the building
• Increased legal liability after seismic events

Tips to Reduce Retrofit Costs

• Start early to avoid rushed timelines and higher pricing
• Work with experienced retrofit specialists
• Combine engineering and construction services when possible
• Compare multiple bids, but prioritize experience and quality

Why Work With a Specialized Contractor?

Soft story retrofits require specific expertise. Choosing the right contractor can help you:

• Navigate city requirements more efficiently
• Avoid costly design errors
• Minimize delays and change orders
• Ensure full compliance with Los Angeles regulations

Final Thoughts

Soft story retrofit costs in Los Angeles typically range from $60,000 to $200,000+, depending on the building’s size and structural needs.

While the upfront investment may seem significant, it plays a critical role in protecting lives, maintaining property value, and meeting legal requirements.

The most accurate way to determine your cost is through a professional evaluation tailored to your building.

Need Help Estimating Your Retrofit Cost?

At SKS Construction, we provide detailed soft-story retrofit assessments for property owners exploring their options. Every building is different, and a personalized estimate ensures you understand the full scope and cost of your project.

Contact us today to schedule a consultation and get started.

Sam J. Shaolian (CM) leads estimating, engineering and construction operations at SKS Construction. He holds a bachelor’s degree in Civil Engineering with a specialty in Structural Engineering from the University of California, Irvine. His work includes residential, commercial and governmental projects.

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