higher material prices have become one of the biggest challenges facing contractors, developers, remodelers and property owners in 2026. Building costs are being affected by a combination of expensive metals, fuel volatility, transportation costs, tariffs, supply-chain pressure and labor expenses. Even when demand for construction remains healthy, rapidly changing input costs can make it difficult to prepare accurate bids or keep projects within their original budgets.

The Associated General Contractors of America reported that the producer price index for inputs to new nonresidential construction increased 8.9% from August 2025 to August 2026. During the same period, aluminum mill shapes rose 27.3%, steel mill products increased 23.4%, and copper and brass mill shapes climbed 20.9%. (agc.org)

Earlier 2026 data showed similar pressure. In June, construction input costs were 7.1% higher than a year earlier, while contractors’ bid prices for new nonresidential buildings had increased only 3.5%. That gap suggested contractors were absorbing part of the rise rather than passing every cost increase directly to customers. (agc.org)

For project owners, this means yesterday’s estimate may not remain accurate indefinitely.

For contractors, it means bidding requires more careful planning.

This guide explains seven major reasons material costs matter and practical strategies for controlling their impact.

What Do Higher Material Prices Mean for Construction?

Material prices represent the cost of physical products used to complete a project.

These can include:

1. Lumber
2. Steel
3. Aluminum
4. Copper
5. Concrete
6. Asphalt
7. Roofing
8. Drywall
9. Insulation
10. Electrical equipment
11. Plumbing products
12. Glass

When these inputs rise, the total project cost can increase even if the design and labor requirements remain unchanged.

For example, a commercial project may require hundreds of thousands of dollars in:

1. Structural steel
2. Electrical wire
3. HVAC components
4. Aluminum systems

A 10% or 20% increase in those categories can materially alter the budget.

Why Are Material Prices Higher in 2026?

There is rarely one single cause.

Current increases are being driven by several overlapping factors.

These include:

1. Tariffs
2. Fuel costs
3. Commodity prices
4. Shipping disruptions
5. Supply constraints
6. Energy costs
7. International conflict

AGC’s 2026 construction-cost analysis has repeatedly pointed to metals, fuel and transportation as major contributors to rising input prices. (agc.org)

1. Steel Prices Are Increasing

Steel is used extensively throughout construction.

Applications include:

1. Structural framing
2. Reinforcing bars
3. Roofing
4. Fasteners
5. Mechanical systems
6. Equipment

AGC reported that steel mill product prices were 23.4% higher in August 2026 than in August 2025. (agc.org)

Earlier in the year, prices were already climbing.

In January 2026, steel mill products were 20.7% above January 2025 levels. (agc.org)

Why Steel Prices Matter

Steel appears in many projects indirectly.

A homeowner may not be purchasing structural beams, but the contractor may still need steel in:

1. Nails
2. Flashing
3. HVAC equipment
4. Garage doors
5. Appliances

That means steel inflation can influence residential as well as commercial projects.

2. Copper Prices Affect Electrical and Plumbing Work

Copper is one of the most important materials in modern buildings.

It is widely used for:

1. Electrical wiring
2. Plumbing
3. HVAC
4. Renewable-energy systems

AGC reported a 20.9% year-over-year increase in copper and brass mill shapes in August 2026. (agc.org)

Earlier data showed copper and brass mill shapes rising 26% year over year in June. (agc.org)

Electrical Contractors Feel the Effect Quickly

Copper pricing can affect:

1. Electrical service upgrades
2. New construction
3. EV charger installations
4. Solar projects
5. Data centers

Large projects may contain miles of wiring.

Even relatively small price changes can produce major budget differences.

3. Aluminum Is Also More Expensive

Aluminum is used in:

1. Windows
2. Doors
3. Curtain walls
4. Roofing
5. Electrical components

AGC reported that aluminum mill shapes were 27.3% more expensive in August 2026 than a year earlier. (agc.org)

At one point earlier in 2026, the year-over-year increase was even larger.

June data showed aluminum mill shapes up 52.4%. (agc.org)

Commercial Buildings Use Significant Aluminum

Modern office buildings frequently use aluminum for:

1. Window systems
2. Facades
3. Storefronts
4. Curtain walls

That makes aluminum volatility especially important for commercial developers.

4. Fuel Prices Increase Material Costs Indirectly

Materials have to reach the jobsite.

Fuel therefore affects more than contractors’ vehicles.

It influences:

1. Manufacturing
2. Trucking
3. Excavation
4. Equipment operation
5. Asphalt production

AGC reported diesel fuel prices were 77.8% higher in August 2026 than one year earlier. (agc.org)

Earlier in May, the year-over-year diesel increase exceeded 100%, according to AGC’s analysis. (agc.org)

Fuel Inflation Spreads Through the Supply Chain

Imagine a concrete project.

Fuel may be used to:

1. Mine aggregate
2. Transport raw materials
3. Manufacture cement
4. Deliver concrete
5. Operate pumps

The contractor therefore experiences fuel inflation through several channels.

5. Transportation and Delivery Costs Are Rising

Construction projects depend on thousands of deliveries.

These may include:

1. Steel
2. Lumber
3. Concrete
4. Roofing
5. Fixtures
6. Equipment

AGC reported that truck transportation of freight increased 17.3% year over year in May 2026. (agc.org)

Delivery Cost Is Part of Material Cost

A product may not increase significantly at the factory.

But if delivery becomes more expensive, the jobsite cost still rises.

For contractors, this means the relevant price is:

Delivered cost

not simply the supplier’s list price.

6. Tariffs Can Change Construction Costs

Trade policy has become another major pricing factor.

AGC has repeatedly linked recent metals price increases with tariffs affecting imported steel, aluminum and copper-related products.

In June 2026, AGC noted that tariffs on some metals were as high as 50%. (agc.org)

Domestic Products Can Also Rise

Tariffs do not affect only imported products.

Domestic producers may raise prices when competing imported products become more expensive.

AGC noted this effect in its 2026 analysis of construction prices. (agc.org)

That means:

Made in the USA

does not automatically mean:

Unaffected by tariffs.

7. Contractors Cannot Always Pass Every Increase to Customers

One of the most important current trends is the difference between material costs and contractor bid prices.

AGC reported that construction input prices were 7.1% higher year over year in June, while new nonresidential building bid prices were up only 3.5%. (agc.org)

This can squeeze contractor margins.

Example

A contractor bids:

Project price: $1,000,000

Expected materials:

$400,000

If materials unexpectedly rise 10%, the contractor may face:

$40,000 additional cost

If the contract does not allow price adjustments, that amount may come directly from profit.

That is why pricing strategy has become increasingly important.

Higher Material Prices Can Delay Projects

Price increases do more than raise budgets.

They can also affect whether projects move forward.

AGC reported in September 2026 that 55% of contractors surveyed had experienced projects that were canceled, postponed or scaled back during the previous six months. One-third of respondents attributed disruptions to increasing costs. (agc.org)

Owners may respond by:

1. Delaying construction
2. Reducing size
3. Changing materials
4. Eliminating features
5. Re-bidding

This creates additional uncertainty throughout the industry.

How Higher Material Prices Affect Homeowners

Homeowners may notice higher costs for:

1. Roofing
2. Kitchens
3. HVAC
4. Electrical upgrades
5. Windows
6. Additions
7. Decks

Even if lumber prices are relatively stable, the project may still become more expensive because of:

1. Copper
2. Aluminum
3. Fuel
4. Transportation
5. Equipment

Roofing

Roofing systems can include:

1. Asphalt shingles
2. Metal flashing
3. Aluminum gutters
4. Steel fasteners

Rising metal and delivery costs can therefore affect roof estimates.

Kitchen Remodeling

A kitchen may involve:

1. Copper wiring
2. Appliances
3. Aluminum components
4. Hardware
5. Stone

Multiple categories can increase simultaneously.

HVAC

HVAC equipment contains:

1. Copper
2. Aluminum
3. Steel

That makes mechanical systems sensitive to metals inflation.

How Contractors Can Manage Higher Material Prices

Contractors cannot control commodity markets.

They can improve how they manage risk.

1. Shorten Quote Validity Periods

An estimate valid for 90 days may become dangerous during volatile pricing.

Contractors may instead use a clearly disclosed validity period such as:

15 days

or

30 days

depending on supplier pricing.

Contracts should explain when pricing expires.

2. Get Supplier Quotes in Writing

Before preparing a major bid, obtain current prices for important items.

These may include:

1. Steel
2. Roofing
3. Electrical equipment
4. Windows

Written quotes create a clearer basis for budgeting.

3. Use Price Escalation Clauses

For long-term projects, the contract may include a price-escalation clause.

This can explain what happens if specified material costs rise dramatically after signing.

The exact language should be reviewed with qualified legal counsel because construction contract rules vary by jurisdiction.

4. Order Long-Lead Materials Early

If pricing and design are finalized, early procurement may reduce exposure to later increases.

Long-lead items can include:

1. Electrical gear
2. HVAC equipment
3. Windows
4. Steel

However, early purchasing requires:

1. Storage
2. Insurance
3. Cash flow

Do not buy simply because prices might increase.

5. Offer Material Alternatives

Value engineering can help control budgets.

Examples include:

1. Alternative finishes
2. Different fixture packages
3. Simplified structural design

Any substitute must still satisfy:

1. Building code
2. Engineering requirements
3. Performance needs

The cheapest material is not necessarily the best value.

How Homeowners Can Manage Higher Material Prices

Consumers can also reduce risk.

Get Several Estimates

Compare:

1. Scope
2. Materials
3. Labor
4. Allowances

Do not compare only total price.

Ask How Long the Price Is Guaranteed

This question is increasingly important.

A contractor may say:

“Material pricing is valid for 14 days.”

If you wait two months, the quote may change.

Avoid Excessive Delays After Selecting Materials

Once a contractor provides a current material estimate, delaying the project can expose the budget to future pricing changes.

Ask About Alternatives

If one material has increased dramatically, ask whether an equivalent option exists.

For example:

1. Different roofing profile
2. Alternative flooring
3. Different countertop

The alternative should still meet quality requirements.

Higher Material Prices and Fixed-Price Contracts

A fixed-price contract provides greater cost certainty for the owner.

It can create significant risk for contractors during volatile markets.

The contractor must account for:

1. Material escalation
2. Delivery
3. Lead times

That risk may lead contractors to add contingency into their bids.

Cost-Plus Contracts

A cost-plus contract reimburses actual project costs plus an agreed contractor fee.

This can reduce contractor exposure to changing material prices.

However, the homeowner carries more cost risk.

Good documentation becomes essential.

Neither contract type is universally better.

Higher Material Prices and Project Contingency

Contingency is money reserved for unexpected conditions.

Projects often include contingency for:

1. Unforeseen site conditions
2. Design changes
3. Price escalation

The appropriate amount depends on:

1. Project duration
2. Material volatility
3. Design completeness

A short renovation using locally available materials may require less escalation protection than a two-year project relying heavily on imported metal products.

Construction Materials With Higher Price Risk

Current data suggests several categories deserve special attention.

Steel

Used throughout structural and mechanical systems.

Aluminum

Important for building envelopes and windows.

Copper

Critical to electrical and plumbing systems.

Diesel

Affects transportation and construction equipment.

Asphalt

AGC reported liquid asphalt prices were 16.4% higher year over year in August 2026. (agc.org)

These categories can influence construction budgets directly and indirectly.

Are Material Prices Going to Fall?

Short-term construction pricing is difficult to predict.

Prices can change due to:

1. Energy
2. Tariffs
3. Supply
4. Demand
5. Global events

Current 2026 data shows that many major inputs remain substantially higher than they were a year ago.

That does not guarantee prices will continue increasing at the same rate.

For project planning, it is usually safer to use:

1. Current supplier quotes
2. Contingency
3. Contract protections

rather than attempting to perfectly time the commodity market.

Frequently Asked Questions

Why are higher material prices affecting construction in 2026?

Construction costs are being pushed higher by fuel, metals, transportation, supply-chain pressure and tariffs. AGC reported an 8.9% annual increase in nonresidential construction input prices as of August 2026. (agc.org)

Which construction materials are increasing the most?

Recent 2026 data shows significant increases in steel, aluminum, copper and petroleum-related inputs. Aluminum, steel and copper were all up more than 20% year over year in August. (agc.org)

Do higher material prices mean contractors are making more profit?

Not necessarily. In June 2026, construction input prices rose 7.1% year over year while contractor bid prices rose only 3.5%, indicating that firms could not always pass all increases to customers. (agc.org)

Can material prices change after I receive a construction estimate?

Yes. Contractor estimates may have expiration periods because supplier prices can change. Review the contract to see whether material prices are fixed or subject to adjustment.

How can homeowners reduce the impact of higher material prices?

Get several detailed estimates, ask how long pricing is guaranteed, approve materials promptly and discuss acceptable alternatives if a particular product becomes unusually expensive.

Will construction material prices fall soon?

No one can reliably predict short-term commodity prices. Current data shows elevated costs, so contractors and owners should plan using current quotes, contingencies and clear contract terms rather than relying on future declines.

Conclusion

Higher material prices are reshaping construction budgeting in 2026, particularly through rising steel, aluminum, copper, fuel and delivery costs. Contractors are often facing increases faster than they can raise bid prices, while owners are seeing projects postponed, redesigned or reduced. The strongest response is disciplined planning: use current supplier quotes, compare material alternatives, order critical products strategically and define price-escalation responsibilities clearly in the contract. Cost volatility may continue, but better procurement and budgeting can prevent it from turning into an unexpected financial crisis.