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Mansion House Plans – Browse 1000’s of Grand, Statement-Making Designs

Why Mansion House Plans Deliver the Ultimate in Space, Elegance, and Prestige

Find Your Dream house

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Browse stunning mansion house plans and find your dream design! Explore luxurious floor plans
Actively Updated Catalog — January 2026 updates across 400+ homes, including refined images and unified primary architectural styles.

Found 2,904 House Plans!

  • Front elevation of a Traditional Suburban Craftsman-style home featuring horizontal siding, stone veneer, symmetrical gables, and carriage-style garage doors

    15-1107 GARAGE PLAN – Traditional Suburban Home Plan – 3-Bed, 2-Bath, 1,850 SF – House plan details

  • Front view of a Modern Farmhouse style three-car garage featuring white horizontal lap siding, gabled dormers, and a clean traditional suburban aesthetic

    13-1065 GARAGE PLAN – Modern Farmhouse Home Plan – 0-Bed, 0-Bath, 0 SF – House plan details

  • Front elevation of modern commercial contemporary brick office building with blue metal awnings and large storefront windows

    12-1044 COMMERCIAL PLAN – Commercial Contemporary Building Plan – 0-Bed, 0-Bath, 4,800 SF – House plan details

  • Front elevation of Cape Cod style carriage house garage with horizontal lap siding, dormer window, and double carriage-style garage doors

    11-1590 GUESTHOUSE – Cape Cod Garage Plan – 0-Bed, 0-Bath, 720 SF – House plan details

  • Front view of traditional two-car garage with horizontal lap siding, brick wainscot exterior, and symmetrical gable roof

    10-1270 GARAGE PLAN -Traditional Garage Plan – 0-Bed, 0-Bath, 0 SF – House plan details

  • Front elevation of a Modern Farmhouse Ranch home featuring white board and batten siding, black roofline, and inviting front porch

    8-B1773 HOUSE PLAN – Modern Farmhouse Home Plan – 3-Bed, 2-Bath, 1,424 SF – House plan details

  • Front elevation of Modern Farmhouse and New American style townhomes featuring board and batten siding, horizontal siding, stone accents, and dark trim

    8-1930-4 TOWNHOUSE PLAN – Modern Farmhouse Home Plan – 3-Bed, 2-Bath, 1,950 SF – House plan details

  • Front elevation of a Traditional Colonial Cape Cod style home featuring horizontal siding, dormers, shutters, and a full-width covered porch

    8-1892 HOUSE PLAN -Traditional Colonial Home Plan – 3-Bed, 2-Bath, 1,940 SF – House plan details

  • Front elevation of a Traditional Colonial style home featuring symmetrical architecture, horizontal lap siding, and a classic covered porch entry

    8-1333 MULTI-FAMILY PLAN – 4-Unit Colonial Multi-Family Plan – 4-Bed, 3-Bath, 3,386 SF – House plan details

  • Front elevation of a Craftsman Cottage style home featuring horizontal lap siding, brick base detailing, metal awnings, and carriage-style garage doors

    20-2178 GARAGE PLAN – Craftsman Home Plan – 2-Bed, 1-Bath, 950 SF – House plan details

  • Front exterior of an American Cottage style home featuring horizontal siding, stone wainscot, gable rooflines, and traditional detailing

    20-1960 HOUSE PLAN -American Cottage Home Plan – 1-Bed, 1-Bath, 403 SF – House plan details

  • Front elevation of an American Cottage style home featuring clean horizontal lap siding and a simple gable roofline

    20-1744 HOUSE PLAN -American Cottage Home Plan – 1-Bed, 1-Bath, 945 SF – House plan details

  • Front elevation of a modern ADU studio featuring board-and-batten siding, large black-framed windows, and a mono-slope roofline

    20-1695 POOL HOUSE/ADU PLAN – Modern Home Plan – 0-Bed, 0-Bath, 259 SF – House plan details

  • Front elevation of a Traditional Suburban home featuring horizontal siding, stone accents, a gable dormer, and a two-car garage

    20-1560 HOUSE PLAN – Traditional Suburban House Plan – 3-Bed, 2-Bath, 1,600 SF – House plan details

  • Front view of a small American Cottage home featuring Minimal Traditional design and horizontal lap siding

    20-1407 CABIN PLAN -American Cottage Home Plan – 1-Bed, 1-Bath, 650 SF – House plan details

What Defines a Mansion House Plan?

The term “mansion” traditionally refers to a residence exceeding 5,000 square feet, often situated on expansive properties. Our mansion house plans not only meet these criteria but go beyond by incorporating thoughtful details such as porte-cocheres, grand foyers, multi-car garages, private guest suites, and entertainment wings.

From Mediterranean villas to Georgian estates, every design prioritizes space, flow, and function while maintaining timeless beauty. And with access to editable floor plans, homeowners can tailor their dream estate to reflect their personal style.

Top Features Found in Our Mansion House Plans

  • Heated square footage starting at 5,000+ sq. ft.
  • Multiple levels, often with finished basements and attic suites
  • Grand entrances with double staircases and multi-story foyers
  • Chef-style gourmet kitchens and butler’s pantries
  • Dedicated home theaters, libraries, wine cellars, and fitness rooms
  • Indoor/outdoor entertaining areas with large decks, porches, and courtyards
  • Primary suites with spa-inspired bathrooms and expansive walk-in closets
  • Guest quarters, in-law suites, or dual owner’s retreats
  • 4–6+ car garages, including RV bays and golf cart storage

Why Choose My Home Floor Plans?

When you purchase mansion house plans from My Home Floor Plans, you receive more than just blueprints—you gain access to exclusive benefits that ensure long-term value:

  • CAD + PDF Files Included: Full editable access for engineers and builders.
  • Unlimited Build License: Use your plan multiple times without additional costs.
  • Structural Engineering Included: All designs meet modern code compliance.
  • Free Foundation Changes: Tailor your plan to slab, crawlspace, or basement foundations.
  • After-Build Photo Previews: See what your finished mansion could look like in real life.
  • Transparent Pricing: With plans starting at less than half the cost of other competitors, we offer the best value in the industry.

Customize Your Mansion to Match Your Vision

Every homeowner has a unique dream. Our customizable house plans allow you to modify any mansion design—whether you need more bedrooms, want to add an elevator, or reconfigure the garage layout. The included CAD files make working with contractors and architects seamless.

Our team also provides modification services at rates that are less than half of industry norms. You can even view all plan sheets before purchasing, ensuring full confidence in your selection.

Popular Mansion Styles and Architecture

Mansion house plans span a wide range of architectural styles. At My Home Floor Plans, we offer:

Smart Design Meets Luxurious Space

While space is abundant in mansion house plans, intelligent design is what makes these layouts truly functional. Features like zoned HVAC systems, private wings, main-floor owner’s suites, and multi-functional floor plans help balance efficiency with opulence. Whether you’re entertaining dozens or enjoying quiet family time, these homes flow beautifully.

Pair Your Mansion with Specialized Features

Mansions often pair well with luxury amenities and specialty spaces. Here are some of our most popular add-ons:

Planning for Lot Size and Footprint

Given their size, mansion house plans require ample lot space. Whether you’re building on a golf course, hillside, or private lakefront property, our advanced search tools let you filter by lot size, square footage, and number of floors. Our experts can also help adjust a plan to better suit your land.

Build with Confidence

Unlike many marketplaces, we’ve already built every plan you see. This eliminates costly surprises during construction and gives you peace of mind from day one. You can also preview every sheet before you purchase—no guessing.

Explore Related Collections

Ready to Get Started?

Building a mansion doesn’t have to mean overpaying for incomplete or outdated plans. At My Home Floor Plans, we deliver quality, affordability, and elegance in every blueprint. Explore our mansion house plans today and bring your grand vision to life.

Explore current luxury home design trends from Architectural Digest.

Contact Us for Assistance

Need help choosing the right mansion house plan? Reach out to our expert team at support@myhomefloorplans.com or use our Contact Page.


Frequently Asked Questions About Mansion House Plans

What qualifies as a mansion house plan?

Typically, any house design exceeding 5,000 square feet with multiple luxurious features—such as multiple suites, home theaters, or grand foyers—is considered a mansion plan.

Are these mansion plans customizable?

Yes, all plans include CAD files and can be modified to suit your specific needs. We also offer modification services at reduced rates.

Can I build the plan more than once?

Absolutely. Every purchase comes with an unlimited-build license—use your mansion design as many times as you’d like.

Do mansion plans come with structural engineering?

Yes. All mansion house plans include structural engineering details that comply with modern codes and are ready for permitting.

Can I view all the plan sheets before I buy?

Yes! We are one of the only providers that let you preview every sheet of your plan package before purchase.

Start designing your dream estate today—browse our full collection of mansion house plans and let your luxury lifestyle begin.