$425,300 Growing-Family stepped hillside family home: 2,590-Sq.-Ft. Four-Bedroom Concept

Project planning guide

Before you build

Use the reference image and planning notes as a starting point. Confirm dimensions, loads, materials, local codes, and site conditions before purchasing or cutting.

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Terrace Ridge House Growing-Family 2590 is a $425,300 construction-scope concept for a 2590-square-foot stepped hillside family home. This guide helps U.S. readers compare the intended size, rooms, sample cost allocation, and savings milestones. It is not a home listing, contractor bid, appraisal, or ready-to-build plan.

Terrace Ridge House Growing-Family 2590 at a glance

Concept construction target	$425,300
Interior size	2590 sq. ft.
Approximate footprint	39 x 34 ft footprint, two levels
Bedrooms	4 bedrooms plus guest or flex suite
Bathrooms	3.5 bathrooms
Kitchen	Central island kitchen with walk-in pantry and family dining
Garage	2-car attached garage with workshop or storage allowance
Budget route	Regional custom builder with controlled finish upgrades
Target dollars per sq. ft.	About $164 for the included concept scope

Exterior and floor-plan concept

The exterior uses taupe siding with stone-look lower walls, a dark combination gable-and-shed roof, and an upper sheltered bridge entry. The image is a conceptual visualization created for design inspiration, not a photograph of a property offered for sale.

The defining planning idea is separated quiet and active zones, bedroom storage, a visible homework area, and a mudroom that absorbs daily bags and shoes. The main level groups the kitchen, dining, great room, storage, and a flexible office or guest space. Most bedrooms and laundry sit upstairs or on the daylight level around a compact circulation core.

Best fit: Growing households that prioritize durable shared spaces and storage over formal rooms.

Design decisions for growing-family living

Planning priority: separated quiet and active zones, bedroom storage, a visible homework area, and a mudroom that absorbs daily bags and shoes.

Main tradeoff: More bedrooms increase hallway and bathroom demand, making plumbing placement especially important. This is why the concept should be tested against furniture, daylight, privacy, structure, and local site constraints before drawings are commissioned.

Compare this idea with the complete Family Homes collection, then use the project photo gallery to save exterior and material references before meeting a local designer or builder.

Example cost breakdown

This educational allocation totals exactly $425,300. Replace every allowance with current, site-specific written bids.

Included concept scope	Target allowance
Foundation, structural frame, floors, and roof structure	$102,100
Roofing, cladding, stock windows, exterior doors, and weatherproofing	$63,800
Plumbing, electrical, water heating, and heating/cooling systems	$63,800
Insulation, drywall, paint, flooring, interior doors, and trim	$55,300
Kitchen cabinets, counters, sink, and standard appliance allowance	$38,300
Bathroom fixtures, surrounds, cabinets, and finish allowance	$34,000
Garage or comparable exterior-scope allowance	$29,800
Planning reserve inside this concept target	$38,200
Total concept target	$425,300

What the target assumes

This target assumes regional custom builder with controlled finish upgrades, a straightforward buildable site, standard-grade materials, competitive local bids, and limited change orders. A custom turnkey contract in a high-cost U.S. market can be substantially higher.

• A code-appropriate structure using practical spans, efficient plumbing runs, and stock-size openings.
• Standard cabinetry, counters, flooring, lighting, plumbing fixtures, and appliances rather than luxury selections.
• The garage allowance applies only as described; workshops, bonus rooms, and elaborate driveways are separate.
• Every allowance is replaced with current local quotes before land purchase, financing, or construction.
• Slope stabilization, rock excavation, retaining walls, drainage, and engineered foundations require separate local pricing.

Costs not included

• Land, closing costs, loan interest, lender fees, property taxes, insurance, or real-estate commissions.
• Survey, clearing, demolition, grading, driveway, drainage, retaining walls, rock work, or contaminated soil.
• Utility extensions and hookups, septic, well, municipal impact fees, or unusually long service runs.
• Permits, plan review, inspections, architecture, engineering, energy testing, or construction documents.
• Detached structures, pools, major decks, fencing, furnishings, window treatments, or finished landscaping.

A simple savings target

Someone choosing to save the full concept amount in cash would need approximately:

• 10 years: $3545 per month for 120 months
• 20 years: $1773 per month for 240 months
• 30 years: $1182 per month for 360 months

These are arithmetic examples only. They do not model investment returns, inflation, taxes, mortgage terms, future price changes, or financial suitability.

Before using this model

1. Confirm zoning, minimum size, setbacks, access, utilities, and design rules locally.
2. Price land, site work, permits, foundation conditions, utilities, and professional work separately.
3. Have qualified professionals verify structure, energy, fire safety, egress, electrical, plumbing, and mechanical systems.
4. Compare at least three current written bids using the same scope and retain an additional real-project contingency.

Why location can change the result

Labor rates, material availability, codes, climate loads, taxes, and site conditions vary widely across the United States. National data provide context but cannot price a specific project.

Reference data: U.S. Census New Residential Sales, U.S. Census Manufactured Housing Survey, and NAHB Cost of Constructing a Home in 2024.

Questions about this 2590-square-foot concept

Is $425,300 the purchase price of this home?

No. It is an educational construction-scope target for comparing priorities. The home, land, plan set, permits, site work, professional services, and financing are not being offered for $425,300.

What makes this a growing-family layout?

The concept emphasizes separated quiet and active zones, bedroom storage, a visible homework area, and a mudroom that absorbs daily bags and shoes. A local professional must confirm dimensions, code compliance, structure, and whether that arrangement works on a specific parcel.

What should be priced first?

Start with the land constraints, utilities, foundation conditions, shell, and major mechanical systems. Then compare the cost of the defining feature against its principal tradeoff: more bedrooms increase hallway and bathroom demand, making plumbing placement especially important.