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Best in-law suite houses Available for Lancaster | My Home Floor Plans

Explore Architect-Approved in-law suite house for Lancaster

Searching for flexible and build-ready in-law suite house plans in Lancaster? You've come to the right place.

All plans include printable PDFs, editable CAD sets, and structural review — plus an unlimited-build license to keep your project affordable.

Perfect for backyard rentals, guest homes, or private escapes, these designs are made with Lancaster's requirements in mind.

Why Builders Love Our in-law suite house Plans for Lancaster

CAD & PDF Blueprints – Fully detailed and construction-ready.
Engineer-Stamped – Every plan is reviewed for structural safety and local compliance.
No Build Limitations – Use the plan again and again without license fees.
Free Slab/Crawlspace/Basement Switch – Choose your foundation type freely.
Low-Cost Changes – Get professional layout tweaks at 50% less than competitors.

When you want hassle-free construction, our in-law suite house blueprints in Lancaster deliver value, speed, and results.

Explore Style Options for in-law suite house in Lancaster

These architectural styles are especially popular among Lancaster homeowners looking to blend style with efficiency. Every in-law suite house plan is thoughtfully crafted for aesthetic and function.

FAQs: in-law suite house Plans for Lancaster

What type of structure is a in-law suite house?

in-law suite house blueprints typically refer to a detached guest house or accessory unit used for rentals, extended family, or private retreats. All designs are customizable for Lancaster.

How do I customize the layout?

Our team can modify size, walls, porches, or other features to suit your Lancaster lot. Turnaround time for customizations is fast and cost-efficient.

Is engineering included for Lancaster?

Yes. Every in-law suite house plan comes with structural engineering included, designed to meet local codes in Lancaster.

Do I get editable files?

Absolutely. We provide both CAD and PDF formats, giving you full control to share with architects or builders in Lancaster.

Our Plans Are Built, Not Theorized

Unlike most plan websites, our in-law suite house options in Lancaster are based on actual construction data. With CAD + PDF files, structural reviews, and field-tested layouts, every plan is practical, accurate, and up to code.

Designed for Lancaster, built anywhere — our in-law suite house plans meet national IRC guidelines while accommodating Lancaster zoning and lot constraints.

Let’s Build Your in-law suite house in Lancaster

With flexible designs, structural engineering, and unlimited-use rights, we make it easy to get your Lancaster project off the ground.

Browse all floor plan styles or contact us to start customizing today.

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Showing 2956–2970 of 3001 resultsSorted by average rating

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SALE! $1,386.39 Sale! Quickview
10-1929 MURGESE-MURGESE DUPLEX – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 80'-0"

Depth: 84'-1"

Htd SF: 5,632

Unhtd SF:
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10-1929 MURGESE DUPLEX – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 83'-2"

Depth: 62'-2"

Htd SF: 3,500

Unhtd SF: 600
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10-1925 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 54'-10"

Depth: 49'-0"

Htd SF: 3,845

Unhtd SF: 896
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SALE! $1,141.59 Sale! Quickview
10-1906 HOME PLAN – House plan details
Original price was: $2,014.56.Current price is: $1,141.59.

Width: 36'-0"

Depth: 43'-0"

Htd SF: 1,798

Unhtd SF: 993
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10-1900 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 96'-6"

Depth: 94'-3"

Htd SF:

Unhtd SF:
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10-1872 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 68'-4"

Depth: 52'-4"

Htd SF: 2,914

Unhtd SF: 288
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10-1855 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 36'-0"

Depth: 52'-0"

Htd SF: 2,538

Unhtd SF: 413
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10-1854 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 36'-0"

Depth: 53'-0"

Htd SF: 2,575

Unhtd SF: 1,285
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10-1842 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 43'-0"

Depth: 44'-0"

Htd SF: 2,568

Unhtd SF: 1,260
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10-1826 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 42'-0"

Depth: 56'-0"

Htd SF: 2,767

Unhtd SF: 1,162
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10-1823 HOME PLAN – House plan details
Original price was: $2,014.56.Current price is: $1,141.59.

Width: 57'-0"

Depth: 45'-9"

Htd SF: 2,753

Unhtd SF: 1,213
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10-1819 HOME PLAN – House plan details
Original price was: $2,014.56.Current price is: $1,141.59.

Width: 65'-2"

Depth: 33'-10"

Htd SF: 3,121

Unhtd SF: 1,548
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10-1812 HOME PLAN – House plan details
Original price was: $2,446.56.Current price is: $1,386.39.

Width: 64'-8"

Depth: 69'-5"

Htd SF: 3,176

Unhtd SF: 1,384
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10-1806 HOME PLAN – House plan details
Original price was: $2,014.56.Current price is: $1,141.59.

Width: 40'-8"

Depth: 76'-0"

Htd SF: 2,222

Unhtd SF: 1,210
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10-1790 HOME PLAN – House plan details
Original price was: $2,014.56.Current price is: $1,141.59.

Width: 44'-0"

Depth: 54'-4"

Htd SF: 2,808

Unhtd SF: 999