Chicagoland's Trusted Masonry Experts

Expert Stone Masonry in Chicagoland

Natural stone installation and restoration for walls, veneers, steps, and decorative features. 39+ years of North Shore experience. Licensed, insured, ASTM-compliant. Free estimates.

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39+

Years Experience

Reviews

2,800+

Projects

4.9

Star Rating

What Is Stone Masonry?

Stone masonry covers the installation, repair, and restoration of natural stone in walls, veneers, steps, columns, and decorative features. Natural stone offers unmatched durability and aesthetic character, but it demands specialized knowledge of stone types, cutting techniques, and mortar compatibility. Incorrect mortar or poor drainage behind stone walls causes premature failure and staining that is difficult to reverse.

Six Signs You Need Stone Masonry

Sign 1

Mortar joints between stones crumbling or missing

Sign 2

Stones shifted, loose, or fallen from wall

Sign 3

Water leaking through stone veneer walls

Sign 4

White staining (efflorescence) on stone surfaces

Sign 5

Cap stones or coping cracked or displaced

Sign 6

Stone surface flaking or delaminating

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What Happens When You Delay Stone Masonry

Stone structures are heavy and rely on mortar bond integrity. When mortar fails, gravity works against you - stones shift, walls lean, and repair costs multiply.

Cost Escalation Timeline

Timeline	Condition	Typical Cost
Year 0-2	Mortar erosion, minor gaps between stones	$500-$1,500
Year 2-4	Stones loosening, water behind wall	$2,000-$5,000
Year 4-6	Wall movement, significant displacement	$5,000-$12,000
Year 6+	Collapse risk, full rebuild required	$10,000-$25,000+

Featured Stone Masonry Projects

Stone Masonry project in Lake Forest - completed work by Delta Masonry

Lake Forest - 1925 Estate

Scope: Limestone garden wall restoration - 120 linear feet
Mortar: Lime mortar (NHL 3.5)

Stone Masonry project in Winnetka - completed work by Delta Masonry

Winnetka - 1935 Tudor

Scope: Natural stone veneer repair + re-pointing - front facade
Mortar: Type N with lime additive

Stone Masonry project in Highland Park - completed work by Delta Masonry

Highland Park - 1960 Contemporary

Scope: Flagstone patio reset + new stone steps
Mortar: Type S (structural)

Our Stone Masonry Process

Stone Assessment

We identify the stone type (limestone, sandstone, granite, fieldstone), assess mortar condition, and check for structural issues behind the stone face.

Material Sourcing

Replacement stone is sourced to match existing material in type, color, and finish. For repairs, we check local quarries and salvage sources.

Mortar Removal

Failed mortar is carefully removed without damaging stone edges. Stone is more brittle than brick and requires gentler techniques.

Stone Repair or Replacement

Loose stones are reset, damaged stones are replaced, and new stone is cut and fitted to match the existing pattern.

Re-Pointing & Finishing

New mortar is applied in proper layers, tooled to match existing joints, and cleaned from stone faces before it sets.

Sealing & Protection

Breathable stone sealer is applied to protect against moisture without trapping water vapor. 25-year warranty on workmanship.

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Technical Standards & Mortar Types

Stone masonry requires softer mortar than brick masonry. Stone is less porous and more brittle - hard mortar concentrates stress at the stone edges and causes cracking.

Mortar Type	Compressive Strength	Correct Use	Risk if Misused
Type N	750 PSI	Most stone veneer and decorative stone work	Good balance for residential stone applications above grade.
NHL Lime	300-600 PSI	Historic stone restoration, soft limestone, sandstone	Slower set time but self-healing properties. Required for pre-1940 stonework.
Type S	1,800 PSI	Stone retaining walls, structural stone applications	Only for structural applications. Too hard for decorative stone.

All Delta work follows ASTM C270 Standard Specification for Mortar for Unit Masonry.

Stone Masonry Pricing

$25-$50

Per square foot (veneer repair)

$2,000-$6,000

Stone wall re-pointing

$3,000-$8,000

Stone steps or column rebuild

$5,000-$15,000

Stone wall rebuild or new install

Stone work pricing varies significantly based on stone type, wall type (veneer vs structural), and access. Historic restoration with lime mortar costs more but is necessary for pre-1940 buildings.

What Our Customers Say

4.9

★★★★★

Based on 87 verified reviews

★★★★★

"Our limestone garden wall was falling apart. Delta restored it with proper lime mortar and matching stone. It looks like it did 80 years ago. Truly skilled craftsmen."

Elizabeth F.

Lake Forest, IL

★★★★★

"Stone veneer on our Tudor was popping off the wall. Delta re-pointed everything and replaced the damaged stones. The house looks beautiful again."

Andrew C.

Winnetka, IL

★★★★★

"Rebuilt our flagstone patio with proper base and drainage. No more puddles, no more shifting stones. Professional work from start to finish."

Nancy W.

Highland Park, IL

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Stone Masonry Service Areas

We provide professional stone masonry services across Chicago's North Shore, Lake County, and northwest suburbs. 39+ years serving these communities.

Neighborhood Expertise

Every neighborhood on the North Shore has different brick, mortar, and construction eras. We know what your home is made of and how to repair it correctly.

Lake Forest

Era 1900-1960 Building types Historic estates with extensive stonework Common material Indiana limestone, local fieldstone, imported stone Our approach Lime mortar restoration. Many Lake Forest estates have landmark status requiring historically appropriate materials and techniques.

Winnetka & Kenilworth

Era 1920s-1950s Building types Tudor and Colonial homes with stone accents Common material Limestone veneer, granite, cut stone elements Our approach Precision matching for stone and mortar. These homes have highly visible stone elements where poor repairs stand out.

Highland Park

Era 1950s-1980s Building types Contemporary and modern homes with stone features Common material Flagstone, natural stone veneer, cut stone Our approach Modern stone repair techniques with proper drainage and waterproofing behind stone elements.

Libertyville & Lake County

Era 1960s-present Building types Homes with stone veneer facades and landscape stone Common material Manufactured and natural stone veneer Our approach Veneer re-attachment and re-pointing. Many newer stone installations fail because of inadequate mechanical fastening or water management.

Stone Masonry FAQ

Common questions about stone masonry answered by our licensed masonry experts.

What type of mortar should be used with natural stone?

For most residential stone above grade, Type N mortar is appropriate. Historic stonework (pre-1940) requires natural hydraulic lime (NHL) mortar, which is softer and allows stone to expand and contract without cracking. Using Portland-heavy mortar on soft limestone or sandstone will damage the stone.

Can you match replacement stone to my existing stone?

In most cases, yes. We source from regional quarries, stone yards, and salvage sources. Stone matching includes type, color, finish (split face, honed, rough), and size. We bring samples for approval before starting work.

How do you repair stone veneer that is falling off?

Stone veneer failure is usually caused by failed mortar, poor original installation, or water behind the veneer. We remove the failed section, address the substrate and water management, and re-install stone with proper mechanical ties and mortar.

Do you build new stone walls and features?

Yes. We build stone retaining walls, garden walls, columns, steps, and veneer facades. New stone installation includes proper footings, drainage, and reinforcement as needed.

How do you clean natural stone without damaging it?

Low-pressure washing (under 800 PSI), stone-safe chemical cleaners, and manual scrubbing. High-pressure washing damages stone surfaces and drives water into the wall. We select cleaning methods based on the specific stone type.

Is natural stone more expensive than brick?

Generally yes, both in material cost and labor. Stone requires more skill to cut, fit, and install. However, natural stone is extremely durable and adds significant property value. The cost premium over brick is typically 30-60% depending on stone type.

Our Credentials

Since 1987

Licensed Illinois Masonry Contractor #104-016987. Continuously operating for 39+ years.

$2M

Full general liability coverage protects your property. Certificate of insurance provided on request.

Workers Comp

Full workers comp coverage for every crew member. You are never liable for on-site injuries.

4.9 Stars

87 verified reviews across Google and Yelp. Our reputation is built on results.

Family-Owned

Three generations of masonry expertise. No franchises, no corporate overhead. Personal attention.

Free Estimates

Every project starts with a free on-site inspection and detailed written estimate. No surprises.

Expert Stone Masonry in Chicagoland