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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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Floors
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Plan Price
Architectural Style
# of Garage Bays
Bed and Bath
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Indoor
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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 2,905 House Plans!

  • Front elevation of a New American Coastal Traditional house featuring lap siding, stone foundation accents, shutters, and a full-width covered porch

    16-1763 HOUSE PLAN – New American House Plan – 4-Bed, 3-Bath, 2,800 SF – House plan details

  • Front elevation of a Traditional style detached two-car garage with horizontal siding, symmetrical gable roof, and front-entry garage doors

    16-1708 GARAGE PLAN – Traditional Garage Plan – 0-Bed, 0-Bath, 536 SF – House plan details

  • Front elevation of a Traditional Colonial Revival style clubhouse with horizontal siding, gabled rooflines, steeple tower, and accessible entry ramps

    16-1646 CHURCH PLAN-Traditional Home Plan – 0-Bed, 2-Bath, 4,200 SF – House plan details

  • Front view of Craftsman carriage house style 2-car garage with horizontal lap siding, steep gable roof, and covered side porches

    16-1561 HOUSE PLAN – Craftsman Garage Plan – 0-Bed, 0-Bath, 0 SF – House plan details

  • Front elevation of a traditional carriage house garage apartment featuring horizontal lap siding, symmetrical windows, and a two-story gabled form

    16-1351 GARAGE PLAN – Carriage House Home Plan – 1-Bed, 1-Bath, 536 SF – House plan details

  • Front elevation of a Neoclassical carriage house garage with brick exterior, classical columns, green doors, and standing seam metal hip roof

    16-1337 MAILBOX KIOSK PLAN – Neoclassical House Plan – 0-Bed, 0-Bath, 400 SF – House plan details

  • Front elevation of a traditional carriage house style garage with horizontal lap siding, centered gable roof, and wood garage doors

    16-1277 GARAGE PLAN – Traditional House Plan – 0-Bed, 0-Bath, 264 SF – House plan details

  • Front exterior view of a Colonial Cape Cod style carriage house garage apartment with clapboard siding, dormer windows, and two-car garage

    16-1238 GARAGE PLAN – Colonial Home Plan – 0-Bed, 1-Bath, 500 SF – House plan details

  • Traditional style detached garage with brick exterior, gable roof, and single front-entry garage door

    16-1237 BOAT GARAGE PLAN – Traditional Home Plan – 0-Bed, 0-Bath, 1,156 SF – House plan details

  • Neoclassical pavilion structure with smooth stucco columns, arched openings, and standing seam metal roof in a landscaped setting

    16-1208 PAVILLION PLAN – Neoclassical House Plan – 0-Bed, 0-Bath, 290 SF – House plan details

  • Front elevation of a tropical coastal cabana house plan featuring exposed wood posts, open pavilion structure, and lush landscape setting

    16-1112 CABANA PLAN – Tropical Coastal Home Plan – 0-Bed, 1-Bath, 256 SF – House plan details

  • Front elevation of an American Foursquare style home with traditional lap siding, symmetrical windows, and a centered covered entry

    16-1039 GARAGE PLAN – American Foursquare House Plan – 1-Bed, 1-Bath, 1,200 SF – House plan details

  • Front exterior view of a Traditional New American style carriage house garage with horizontal lap siding, standing seam metal roof, and symmetrical design

    16-1012 GARAGE PLAN – Traditional House Plan – 0-Bed, 0-Bath, 0 SF – House plan details

  • Front view of contemporary modern carport structure with horizontal siding, standing seam metal roof, and clean minimalist design

    15-1996 HOUSE PLAN – Contemporary House Plan – 0-Bed, 0-Bath, 0 SF – House plan details

  • Modern farmhouse style carport garage with horizontal lap siding, standing seam metal roof, and open two-bay vehicle storage design

    15-1995 CARPORT PLAN – Modern Farmhouse Home Plan – 0-Bed, 0-Bath, 0 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.