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HomeContemporary And Modern House PlansLuxury Two-Story House Plan with Grand Room, Guest Suite & 3-Car Garage | 4628 Sq Ft

Luxury Two-Story House Plan with Grand Room, Guest Suite & 3-Car Garage | 4628 Sq Ft

Plan #R7485-A · 4,628 sq ft · 4 bd · 4 ba · 2.0 story · 3-car

Contemporary And Modern House PlansTwo Story
★★★★★Read 687+ verified reviews →
Estimated cost to build the home
$695k – $1155kFree zip estimate ↓
Have questions about this plan? Book a free plan review with David →
David Park · Residential Plan Advisor · 30+ years
4,628
Sq Ft
4
Beds
4.5
Baths
2.0
Stories
3
Garage
10′
Ceilings
“We kept coming back to this plan — it just felt right for our family. The flow between the kitchen and living room works.”Verified buyer · Trustpilot
40+
Years in Business
3,000+
Plans in Catalog
10%
Beat Any Competitor Price
Expert
In-House Design Team
Quick self-check · 30 seconds

Is this the right plan for you?

Most regret comes from buying a plan that doesn't fit your life. Skim this before you decide.

Great fit if you…
  • Empty nesters or downsizers seeking a dedicated guest suite for visiting family on the main floor
  • Work-from-home professionals with a private first-floor home office separated from living zones
  • Hosts and entertainers — the two-story grand room with fireplace serves as the architectural anchor for gatherings
  • Multi-generational families needing 4 bedrooms, 4.5 bathrooms, and a guest suite for flexibility
  • Buyers working with estate-sized lots (89 ft wide, 80+ ft deep) and valuing a side-entry garage for curb appeal
! May not be the best fit if you…
  • Need a single-story layout — this is a two-story design with stairs to the upper-floor bedrooms
  • Have a narrow lot under 70 feet wide — this plan requires 89 feet of width
  • Want a compact footprint to minimize build costs — at 4,628 sq ft across two stories, this is a substantial estate design
  • Prefer the master suite upstairs — the primary suite is on the first floor, separating it from secondary bedrooms
  • Want a ranch-style design — this is explicitly a two-story Contemporary with vertical grand-room volume

This plan tends to appeal to:

Empty NestersHosts & EntertainersWork-From-Home ProfessionalsMulti-Generational FamiliesForever Home BuildersMove-Up Buyers
Think this is the one? Choose your package above and check out when you're ready.Yes — this plan fits me →

Floor Plans

Tap to zoom · Download sample

Main Level — 4,628 sq ft · 89.00′W × 84.50′D

↓ Free Sample
R7485-A Contemporary House First Floor Plan, 4 Bed, 4.5 Bath | Plan LG185

Choose Your Package

Not sure? Call us — we'll help
PDF Set
Build as-is or minor changes
$2,330
  • Complete working drawings (PDF)
  • Instant delivery to your email
  • Unlimited build license included
  • Copyright release — print as needed
  • AutoCAD DWG files not included
PDF Multi-Build
$2,965
  • Complete construction drawings
  • Unlimited build license included
  • Copyright release — print as needed
CAD + PDF Multi-Build
$3,385
  • Complete construction drawings
  • Unlimited build license included
  • Copyright release — print as needed

About this plan

Luxury Two-Story with Grand Room and Guest Suite

This Contemporary house plan offers 4,628 square feet across two stories, engineered for estate-sized lots with an 89-foot width and 80-foot 6-inch depth. The 8:12 roof pitch and 34-foot 5-inch maximum height create an imposing architectural presence, while the side-load 3-car garage (834 sq ft) preserves front-elevation symmetry.

The main floor spans 3,357 square feet and centers on a two-story grand room with 10-foot ceilings and a fireplace as the visual focal point. The open kitchen features a large island and walk-in pantry, with direct sightlines into the grand room. A dedicated guest suite and home office on the first floor provide professional and hospitality zones. The primary suite includes a sitting area and his-and-hers walk-in closets.

The 1,271-square-foot second floor includes additional bedrooms, a loft, and a game room, each overlooking the central grand room. All 4 bedrooms and 4.5 bathrooms are efficiently organized, with 533 square feet of covered porch space extending the living footprint outdoors. The split-bedroom layout maintains separation between public and private zones.

  • 4 bedrooms, 4.5 bathrooms, 4,628 sq ft
  • Two-story grand room with fireplace
  • Dedicated guest suite on first floor
  • First-floor home office or study
  • Side-load 3-car garage preserves curb appeal
What's included in this plan
  • Exterior elevations (all sides)
  • Detailed floor plan(s) with dimensions
  • Foundation plan
  • Roof plan
  • Schematic electrical layout
  • Building cross-sections
  • General notes & specifications
Not included (handled locally)
  • Architectural / engineering stamps
  • Site & grading plan
  • Structural / framing calculations
  • Plumbing & HVAC layouts
  • Energy-compliance documents
  • Material take-off list
These are typically prepared by your local builder or engineer to meet your jurisdiction's requirements.

Complete Plan Specifications

Total Living (heated)4,628 sq ft
1st Floor3,357 sq ft
2nd Floor1,271 sq ft
Total Porch533 sq ft
Bedrooms4
Full Bathrooms4
Half Bathrooms1
Stories2.0
Width of House89′
Depth of House84′6″
Building Height34′5″
1st Floor10′
2nd Floor9′
Garage3-car, side-load
Garage Area834 sq ft
FoundationSlab / Crawl Space / Basement / Walkout Basement
Wall Framing2x4
Roof FramingStick & Truss
Roof Pitch8:12

Key Features

2.0-story layout
4 bedrooms · 4 full baths
10-ft ceilings on the main level
3-car garage
89.00′ × 84.50′ footprint
Unlimited build license included
Copyright release — print as many copies as you need
Builder-friendly construction drawings

Modify This Plan

Free quote in 1–3 business days · In-house design team
In-house design team · Family-owned since 1983

Need a 4th bedroom, a different foundation, or 8 more feet of width?

Two quick steps. We'll reply with a fixed-price quote — no obligation, and no charge until you approve.

1–3 days
To send your quote
~2 wks
Typical revision time
Free
Until you approve
Direct
To the architect
1
Your contact
2
What to change
PLAN
Plan #R7485-A
HOUSE · 4,628 sq ft · 4 bd / 4 ba / 3-car

First — where should we send your quote?

We only ask for what we need to get back to you. No address, no marketing.

Free quote — no charge until you approve·Direct to our in-house architect·40+ years modifying plans

What will this cost to build?

Most buyers are off by 20–30% before checking this.
Budget
$682k
Most common
Mid-range
$772k
Premium
$861k+
Modeled on Wichita, KS — our US price-baseline city. Use the form below to generate an exact estimate for your own location.
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Still deciding?

Book a free 15-min plan review with David Park.

David has 30+ years in residential design and construction documents. He'll walk through this plan with you — foundation options for your lot, modification possibilities, and exactly what's in the construction documents you'd receive. No pitch. No fee.


Reviews across all our plans — see plan-specific reviews on Trustpilot →

★★★★★

JoAnne and the entire staff was extremely helpful and patient with us while we decided between 2 homes. Outstanding curb appeal and a great layout perfect for us.

R
Rita Long · Milwaukee, WI
Plan: Cranberry Gardens
Verified buyer · Trustpilot
★★★★★

We've had an amazing experience with our new home. The customer service we received during our modifications was exceptional — they walked us through every change.

S
Sandra Hawkins · Montgomery, AL
Plan: Dunrobin Castle
Verified buyer · Trustpilot
★★★★★

We compared three plan sources and Archival's pricing + free design call won us over. Our builder said the construction docs were the cleanest he'd seen.

M
Mark Chen · Boise, ID
Plan: Pepperwood Place
Verified buyer · Trustpilot

→ Read all 687+ reviews on Trustpilot


Frequently Asked Questions

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For most buyers, the PDF Set is the right choice — instant delivery, unlimited build license, and easy to share with your builder. If you plan significant modifications or are building in CA, OR, WA, or NV, go with CAD + PDF so your designer can edit the source files. Still not sure? Call (888) 890-2353 and a real person will help you choose.

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