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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 2,962 House Plans!

  • French Country style home exterior with natural stone facade, steep hipped roof, dormer windows, and European-inspired detailing

    10-1929 HOUSE PLAN – French Country House Plan – 2-Bed, 2-Bath, 1,800 SF – House plan details

  • Front elevation of a Traditional Colonial and Neo-Colonial multi-unit home featuring symmetrical design, horizontal siding, stone accents, dormer windows, and classic suburban architecture

    10-1728 6-UNIT TOWNHOUSE PLAN – Traditional Colonial House Plan – 3-Bed, 2.5-Bath, 11,928 SF – House plan details

  • Front exterior view of a Shingle Style coastal traditional home with white shingle siding, board and batten accents, stone foundation, metal porch roof, and symmetrical façade

    10-1585 HOUSE PLAN – Shingle Style House Plan – 4-Bed, 3.5-Bath, 3,200 SF – House plan details

  • Front elevation of a Traditional Ranch style home with brick exterior, gabled rooflines, shutters, and refined New American detailing

    10-1538 HOUSE PLAN – Traditional Ranch Home Plan – 4-Bed, 3-Bath, 2,800 SF – House plan details

  • Front elevation of a New American style home with brick exterior, horizontal siding, covered Southern porch, and symmetrical gabled roof design

    9-1708 HOUSE PLAN – New American House Plan – 4-Bed, 3.5-Bath, 3,200 SF – House plan details

  • Aerial view of a Coastal Traditional home featuring shingle style siding, elevated foundation, expansive balconies, and classic Low Country architecture

    9-1702 HOUSE PLAN – Coastal Traditional House Plan – 4-Bed, 4-Bath, 5,477 SF – House plan details

  • Front elevation of a Traditional Colonial style home with white lap siding, black shutters, gabled rooflines, and an attached two-car garage

    9-1671 HOUSE PLAN – Traditional Colonial House Plan – 4-Bed, 3-Bath, 3,200 SF – House plan details

  • Front elevation of a Coastal Farmhouse style garage apartment featuring horizontal siding, standing seam metal roof, stone base, and second-floor balcony

    9-1657 HOUSE PLAN – Coastal Farmhouse House Plan – 2-Bed, 1-Bath, 1,200 SF – House plan details

  • Front elevation of a New American Modern Traditional house with horizontal siding, stone accents, covered porch, and attached garage

    9-1244 HOUSE PLAN -New American House Plan – 4-Bed, 3.5-Bath, 3,200 SF – House plan details

  • Front exterior view of a New American Coastal Traditional style home with shingle siding, board-and-batten accents, stone detailing, and symmetrical gabled rooflines

    8-1697 HOUSE PLAN – New American House Plan – 4-Bed, 3.5-Bath, 3,200 SF – House plan details

  • Front elevation of a Traditional Colonial style home featuring red brick exterior, symmetrical window placement, gabled rooflines, and an attached garage

    8-1523 HOUSE PLAN – Traditional Colonial House Plan – 4-Bed, 4-Bath, 3,200 SF – House plan details

  • Front elevation of a Traditional Colonial style home with brick exterior, symmetrical windows, gabled rooflines, and central covered entry

    8-1354 HOUSE PLAN – Traditional Colonial House Plan – 4-Bed, 4-Bath, 3,500 SF – House plan details

  • Front elevation of a New American modern traditional farmhouse with board and batten siding, stone accents, and a covered porch

    8-1310 HOUSE PLAN – New American Home Plan – 4-Bed, 3-Bath, 2,800 SF – House plan details

  • Front elevation of a Coastal Traditional shingle-style home with Charleston balcony, elevated entry, and classic coastal proportions

    8-1127 HOUSE PLAN – Coastal Traditional House Plan – 3-Bed, 2.5-Bath, 2,200 SF – House plan details

  • Front elevation of a Charleston style coastal home featuring stacked covered porches, lap siding, elevated living, and classic Southern architecture

    21-3408 HOUSE PLAN – Coastal House Plan – 4-Bed, 3.5-Bath, 2,300 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.