Santa Clara Home Addition & Whole-House Remodel

Santa Clara Home Addition & Whole-House Remodel

Santa Clara Home Addition & Whole-House Remodel

A 579-square-foot addition and full remodel transforms a 1957 ranch into a four-bedroom, three-bath home with a skylit kitchen and upgraded systems.

A 579-square-foot addition and full remodel transforms a 1957 ranch into a four-bedroom, three-bath home with a skylit kitchen and upgraded systems.

Santa Clara, California • 579 SF addition • 1,919 SF conditioned living area

Santa Clara, California • 579 SF addition • 1,919 SF conditioned living area

Santa Clara, California • 579 SF addition • 1,919 SF conditioned living area

Santa Clara, California • 579 SF addition • 1,919 SF conditioned living area

As Featured In:

The Project Brief and Scope

Expanding a 1957 Ranch Home in Santa Clara, California, Without Losing Its Single-Story Character

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The project adds 579 square feet at the front of the existing home while reorganizing the interior around a more open and functional living core. The expanded plan creates four bedrooms and three full bathrooms, strengthens the primary suite and improves the connection among the entry, dining, kitchen and living spaces.

A former sunken dining area is raised to align with the surrounding wood floor, and the existing masonry fireplace is replaced with a cleaner electric feature. New skylights, larger openings, updated windows and a covered porch bring daylight and a more cohesive architectural identity to the remodeled ranch home.

Scope of Work

Construct a 579-square-foot front addition that expands the entry, bedrooms and main living footprint.

Reconfigure the interior into four bedrooms, three bathrooms and a more open central living core.

Raise the existing sunken dining floor to create one continuous finished floor level throughout the home.

Replace the masonry fireplace with an electric unit and add a skylit island kitchen, pantry and expanded primary suite.

Renew the driveway and front landscaping while upgrading electrical service, HVAC, hot water, gas capacity, lighting and EV charging.

Site, Planning and Blueprint Strategy

Maximizing a Compact Lot in Santa Clara, California, Within the Coverage Limit

The addition is carefully sized to capture nearly all of the available lot-coverage allowance while maintaining a single-story form, the existing garage and usable exterior space.

By concentrating the expansion at the front, the design improves the entry, bedroom program and main living areas without sacrificing the rear yard. New landscaping, driveway work and coordinated rooflines help the added footprint read as a unified extension of the original home.

6,018 SF Lot

The existing single-family parcel supports a carefully sized front expansion while retaining the attached garage and usable rear yard.

6,018 SF Lot

The existing single-family parcel supports a carefully sized front expansion while retaining the attached garage and usable rear yard.

6,018 SF Lot

The existing single-family parcel supports a carefully sized front expansion while retaining the attached garage and usable rear yard.

579 SF Addition

The addition expands the entry, living areas and bedroom program without adding a second story.

579 SF Addition

The addition expands the entry, living areas and bedroom program without adding a second story.

579 SF Addition

The addition expands the entry, living areas and bedroom program without adding a second story.

1,919 SF Living Area

The completed home grows from 1,340 to 1,919 square feet of conditioned living space.

1,919 SF Living Area

The completed home grows from 1,340 to 1,919 square feet of conditioned living space.

1,919 SF Living Area

The completed home grows from 1,340 to 1,919 square feet of conditioned living space.

2,406 SF Building Footprint

The residence and existing garage combine into a footprint that remains just below the property’s allowable maximum.

2,406 SF Building Footprint

The residence and existing garage combine into a footprint that remains just below the property’s allowable maximum.

2,406 SF Building Footprint

The residence and existing garage combine into a footprint that remains just below the property’s allowable maximum.

39.98% Lot Coverage

The proposed design uses the available development envelope efficiently while remaining compliant with the 40% coverage limit.

39.98% Lot Coverage

The proposed design uses the available development envelope efficiently while remaining compliant with the 40% coverage limit.

39.98% Lot Coverage

The proposed design uses the available development envelope efficiently while remaining compliant with the 40% coverage limit.

558 SF Front Landscaping

New turf and planting area exceed the required front-yard landscape percentage and soften the expanded facade and driveway.

558 SF Front Landscaping

New turf and planting area exceed the required front-yard landscape percentage and soften the expanded facade and driveway.

558 SF Front Landscaping

New turf and planting area exceed the required front-yard landscape percentage and soften the expanded facade and driveway.

Design Highlights

More Space, Better Flow and a Fully Updated Living Core in Santa Clara, California

The remodel reorganizes the ranch home around a bright central gathering space, a more private primary suite and a practical four-bedroom plan while preserving single-story accessibility.

Four-Bedroom Plan

Four-Bedroom Plan

The reconfigured layout provides four bedrooms and three full bathrooms within an efficient single-story footprint.

The reconfigured layout provides four bedrooms and three full bathrooms within an efficient single-story footprint.

The reconfigured layout provides four bedrooms and three full bathrooms within an efficient single-story footprint.

Expanded Primary Suite

Expanded Primary Suite

A larger primary bedroom, walk-in closet, dual vanity and walk-in shower create a more complete private retreat.

A larger primary bedroom, walk-in closet, dual vanity and walk-in shower create a more complete private retreat.

A larger primary bedroom, walk-in closet, dual vanity and walk-in shower create a more complete private retreat.

Vaulted Great Room

Vaulted Great Room

A vaulted entry leads into an open great room and dining area with tray ceilings and stronger connections across the home.

A vaulted entry leads into an open great room and dining area with tray ceilings and stronger connections across the home.

A vaulted entry leads into an open great room and dining area with tray ceilings and stronger connections across the home.

Skylit Chef’s Kitchen

Skylit Chef’s Kitchen

An oversized island, walk-in pantry, dual dishwashers and multiple roof skylights support cooking, entertaining and daylight.

An oversized island, walk-in pantry, dual dishwashers and multiple roof skylights support cooking, entertaining and daylight.

An oversized island, walk-in pantry, dual dishwashers and multiple roof skylights support cooking, entertaining and daylight.

Flush Single-Level Interior

Flush Single-Level Interior

Wood sleepers raise the former step-down dining area so circulation remains continuous and trip-free throughout the main floor.

Wood sleepers raise the former step-down dining area so circulation remains continuous and trip-free throughout the main floor.

Wood sleepers raise the former step-down dining area so circulation remains continuous and trip-free throughout the main floor.

Modernized Home Systems

Modernized Home Systems
Modernized Home Systems

New heating and cooling, tankless hot water, expanded electrical service, efficient lighting and EV charging bring the home up to current expectations.

New heating and cooling, tankless hot water, expanded electrical service, efficient lighting and EV charging bring the home up to current expectations.

New heating and cooling, tankless hot water, expanded electrical service, efficient lighting and EV charging bring the home up to current expectations.

Construction Journey and Challenges

From Selective Demolition to a Unified Ranch-Home Expansion in Santa Clara, California

Follow the project from selective demolition and existing-condition verification through foundation work, structural integration, building-system upgrades, finish installation and final site improvements.

01

Selective Demolition and Existing Conditions

Selective demolition removes the front portions of the home needed for the addition, opens interior walls for the new plan and takes out the existing masonry fireplace. Because the original residence dates to 1957, field verification of foundations, framing, utilities and floor elevations is essential before finalizing new connections. Temporary protection allows the retained garage and rear portions of the house to remain stable during the work.

02

Foundation and Floor Integration

03

Structural Framing and New Openings

04

Shear Walls and Roof Coordination

05

Mechanical, Electrical and Plumbing Upgrades

06

Finishes, Exterior Work and Closeout

SELECTED Builtech WORKS

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Planning an Addition or Remodel?

Tell Us About Your Santa Clara, California Home

Whether you are adding space, opening an older floor plan or updating the systems behind the walls, Builtech can help coordinate design, permitting, structural integration and construction from early planning through final inspection.

Project FAQ

Top 10 Questions About This Santa Clara, California Addition and Remodel

Top 10 Questions About This Santa Clara, California Addition and Remodel

Clear answers about the addition, remodeled layout, lot coverage, floor leveling, structural integration, mechanical upgrades, electrical service and exterior improvements.

Clear answers about the addition, remodeled layout, lot coverage, floor leveling, structural integration, mechanical upgrades, electrical service and exterior improvements.

What is included in this Santa Clara, California addition and remodel?

The Santa Clara, California project adds 579 square feet at the front of the existing single-story home and remodels the remaining interior. Work includes a four-bedroom, three-bath layout, expanded kitchen and great room, new primary suite, floor leveling, electric-fireplace conversion, covered porch, driveway, landscaping and major utility upgrades.

What is included in this Santa Clara, California addition and remodel?

How much new living space is being added to the Santa Clara, California home?

How does the interior layout change in this Santa Clara, California home?

How does the Santa Clara, California project remain within the lot-coverage limit?

How is the sunken dining floor made level in the Santa Clara, California home?

What structural work supports the Santa Clara, California addition and new openings?

Which mechanical and plumbing systems are upgraded in the Santa Clara, California home?

What electrical and EV improvements are included in the Santa Clara, California home?

How are the exterior and front yard updated at the Santa Clara, California property?

Which professional disciplines are involved in the Santa Clara, California project?