Plans like this one keep earning a second look: a livable 1,859 square feet that does not try to outsmart itself. Plan 70954MK is a single-story new American farmhouse with three bedrooms, three full baths, and the kind of split-bedroom layout we recommend to buyers who want the owner suite tucked away from family or guest rooms. The 402 square foot bonus room gives you a place to grow into, and the 674 square feet of combined covered porch space delivers the layered indoor-outdoor rhythm that suits Southern and coastal sites particularly well.
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Floor Plans
Main Level
Optionally Finished Bonus Room
The main level reads cleanly. The foyer opens directly onto the great room, and that great room then carries sight lines into the kitchen, the breakfast area, and the rear grilling porch, exactly the kind of layered, open public core a Southern plan needs. The owner suite occupies the left wing with the laundry just outside its door, a walk-in closet, and a dual-vanity bath. Bedrooms two and three sit in the right wing, separated from each other by a hall bath and pulled away from the owner suite by the public rooms in between. A formal dining room and a flexible study or guest room flank the foyer at the front of the house, and a real walk-in pantry handles the daily logistics most plans this size short-change. Upstairs, the optional bonus room is a clean rectangular 21-by-21 volume, useful as a media room, a home office, or a fourth bedroom if you add the egress window during framing. For a tighter, similar-footprint comparison, our review of a 1,677 sq ft modern farmhouse with a vaulted great room covers a comparable split-bedroom approach on a slightly narrower lot.
Exterior Renderings
The exterior reads as classic Southern farmhouse: steep gable roofs, vertical board-and-batten siding, and standing-seam metal accents over the deep covered porches. The front is symmetrical and centered, with a paired-window flank on either side of the entry, and the garage is set to the side so the streetscape stays residential rather than driveway-dominated. Stone or brick wainscoting appears across the renderings, and it is the better choice on this plan: it grounds the structure and meaningfully reduces water splash and mildew at the foundation, which matters in coastal humidity. The 674 square feet of covered porch is the key move here. That is enough square footage to host real outdoor seating zones, as described in the versatile country farmhouse with wrap-around porches piece.
Interior Renderings
The great room ceiling is vaulted with expressed wood beams, and the room flows directly into the kitchen and out to the rear porch through multi-panel glazed doors. Kitchen-side, the right configuration is here: a full-height cabinet wall absorbs the refrigerator and built-in ovens, which keeps the island clear for prep, a casual seating run, and lighting. The stone fireplace anchors the great room and pulls focus away from the television, which is the first styling move to make on a plan this open. The renderings show a restrained palette (white shaker cabinetry, pale stone counters, medium-tone wide-plank wood flooring, and warm metal lighting), a layered, livable palette very close to the approach in designing a quiet luxury kitchen with understated elegance. One caution before you finalize: the open plan means very few hard partitions between cooking, eating, and living, so sound carries. Plan for rugs, upholstered seating, and a soft acoustic ceiling treatment on the porch ceiling if you spend evenings out there.
What Works & What to Weigh
What Works
The plan's core strength is single-level living with the owner suite on the main floor, which supports aging-in-place from day one. It is a true split-bedroom plan, too: the entire public core separates the owner suite from the secondary bedrooms. That core is well organized. The great room, kitchen and breakfast area form one contiguous, high-functioning hub with strong sight lines, and the generous kitchen island handles prep, casual seating and serving without competing with the cooktop wall.
Several details make daily life easier. Placing the owner closet next to the laundry removes friction from the most repeated chore in the house, and the side-entry garage preserves a clean, symmetrical front elevation, which matters for resale curb appeal. Outside, 674 square feet of combined covered porch reads as real outdoor living rather than a token slab, while the optional 402 square foot bonus room adds future flexibility without forcing a redesign of the main level.
Where Plan 70954MK Asks for Compromise
Cost is the first compromise. Finishing the bonus room and adding the third garage bay both increase base construction cost meaningfully, so price them separately before committing. The lot is the second: the wide single-story footprint typically requires a lot at least 70 feet wide after setbacks, which you should verify locally. Mechanical design follows from the volume, since the vaulted great-room ceiling concentrates heating and cooling load; confirm that a properly sized Manual J load calculation has been done.
Finishes and interiors raise smaller points. Light board-and-batten finishes show pollen, dirt and mildew in humid Southern climates, so plan for annual washing. With few interior partitions, there are limited walls for large-scale art and softer sound separation between zones. The front study or guest room also benefits from built-in millwork if it is going to work as a library or office.
Facade Variations: Design Proposals
These eight facade directions are our own design commentary on how Plan 70954MK could be finished; they are not options offered by the original plan set. Treat them as design references for conversations with your builder, architect of record, or interior designer when you settle on materials, paint, and landscape.
Natural Wood & Stone Farmhouse
Cream stucco walls with pale natural wood on the gables pair with a dark shingle roof and a dark metal porch roof, producing a clean Scandinavian-influenced farmhouse elevation. A bluestone walkway and symmetrical boxwood plantings reinforce an orderly arrival. We would point this direction toward homeowners building on wooded or rural sites in upstate South Carolina, the North Georgia mountains, or western North Carolina who want texture rather than high-contrast paint.
Warm cream walls carry most of this elevation, with pale blond vertical boards reserved for the gables and the bay surround. Charcoal shingles, a dark bronze metal porch roof and thin black window frames supply the contrast, so the honey oak double door and rusted steel planters are the only saturated notes worth matching.
Warm Timber Evening Retreat
Warm wood gables lit by concealed uplighting carry a strong evening presence against the dark roof. The front yard reads as a minimalist gravel garden with sculptural evergreens, moss, and specimen conifers. This option fits homeowners who value architectural lighting and lower-maintenance, quieter outdoor spaces over wide turf lawns, a common move on smaller Charleston peninsula and Nashville East Bank lots.
At dusk the honey-toned vertical boards turn almost amber under the soffit lights, so test stain samples after dark as well as at noon. Slate-black roof tiles, black window frames, a walnut double door and a grey stone plinth hold the warmth in check, and the silver gravel and moss read cool beside it.
Warm Cedar Classic
Uniform cedar-toned cladding across the gabled volumes unifies the elevation under late-afternoon light. A dark metal roof and bronze window frames provide measured contrast, and manicured shrubs keep the elevation suburban-compatible. This is for those who want the warmth of vertical wood siding without introducing secondary materials like stone or brick, and it is the easiest version to phase if budget is tight in year one.
One golden cedar tone runs over every wall and gable here, which makes the stain choice the whole decision. Charcoal shingles and a dark bronze standing-seam porch roof sit above it, black frames outline the windows, and the reddish mahogany entry door is a deliberately deeper wood that should not drift toward the siding colour.
Dark Barnwood Lodge
Deep-stained vertical siding combined with a matte black metal roof and a heavy stone base produces a barn-inspired lodge aesthetic. The front yard is landscaped with a dry creek bed, river rock, and native grasses that integrate with naturalistic sites. We would direct this toward homeowners on acreage in the Asheville corridor, north Georgia, or the Tennessee plateau where a darker exterior recedes into the tree line rather than fighting it.
Chocolate-brown weathered boards, a charcoal standing-seam roof and grey fieldstone at the base keep this version in a narrow, earthy value range. Black window frames nearly vanish into the siding, so the warm interior glow and the pale flagstone path do the work of separating openings and ground from the dark mass.
Stucco & Earth-Tone Hybrid
A stucco exterior in warm earth tones paired with a brown shingle roof and russet metal porch roof adapts the plan to hotter, drier climates. The front yard is fully xeriscaped with agave, yucca, and decomposed granite, eliminating irrigated lawn. We would recommend this version where the farmhouse vocabulary needs to soften into a Southwestern or desert palette (Texas Hill Country, Tucson, or the Phoenix exurbs) without giving up the gabled silhouette.
Sand-yellow stucco sets a warm base for a russet metal porch roof and window awning, while the main roof stays in a mottled brown shingle. Dark bronze window frames, a mahogany double door and buff stacked stone at the foot of the walls tie into the tan decomposed granite, with blue-green agave giving the only cool colour on the lot.
Formal White Shingle Farmhouse
White clapboard siding, black window mullions, and a natural cedar shingle roof create a traditional East Coast elevation. Formal boxwood hedges, hydrangea masses, and wide bluestone steps establish a geometric arrival sequence. This is the strongest direction for buyers in Charleston historic-adjacent neighborhoods, Savannah, coastal Carolina, and the DC metro who want preppy, structured curb appeal that ages well.
Bright white lap siding sits under a silvery brown cedar shake roof that will weather greyer over time, with a pewter metal roof over the porch. A deep navy double door with brass hardware is the one strong colour, echoed only by the black window sashes, while white hydrangeas and pale bluestone steps repeat the siding tone at ground level.
Gravel Courtyard Farmhouse
An off-white board-and-batten body with a dark slate roof and copper awning accents reads as a French provincial variation. A gravel courtyard flanked by rows of lavender replaces conventional lawn, lowering maintenance and introducing seasonal scent and color. This version suits homeowners in Naples, Charleston, or the Nashville exurbs who want European countryside references and pollinator-friendly planting plans.
Ivory board-and-batten paired with a blue-black slate roof gives a softer contrast than pure white would. The copper awning over the bay, the bronze gutters and window frames, and an espresso front door all sit in the same warm brown family, and the beige gravel court lets the purple lavender rows read as the main accent.
Midnight Modern Farmhouse
An all-black board-and-batten exterior with a dark shingle roof creates a monolithic, high-contrast silhouette. Warm interior light glows through black-framed windows, and marble-clad porch bases plus dark gravel provide measured tonal variation. This is for buyers who want a contemporary farmhouse that reads as a single sculptural volume at twilight, and it is most successful on flat suburban infill lots in Charlotte, Nashville, and Atlanta inner-ring neighborhoods.
Black board-and-batten, a charcoal slate roof and black window frames merge into one dark mass here, so the white veined marble wainscot becomes the defining band. Choose the marble or porcelain cladding first, then pick a black with a slight warm cast so the amber window glow at night does not look harsh against it.
If you want a broader tour of how a single elevation can carry many different finishes, we walked through eleven directions on a different home in One Home, Eleven Personalities: an Exterior Makeover Guide.
Regional Fit & 2026 Build-Cost Context
Plan 70954MK is naturally suited to Southern and coastal markets where deep covered porches, side-entry garages, and gabled farmhouse vocabulary are already part of the architectural language. The figures below assume the 1,859 SF base plan with the two-car side-entry garage (bonus room and third bay priced separately in the methodology note), built on a buildable level lot with mid-grade finishes typical of a new American farmhouse interior: quartz counters, painted shaker cabinetry, mid-grade engineered hardwood, standing-seam metal porch roofs, and impact-rated windows where the code requires them.
Charleston, SC is where the Formal White Shingle Farmhouse makes the most sense, with a turnkey allowance of $437,000–$530,000. Coastal exposures there are designed to ASCE 7-22 wind loads under IRC 2021 with South Carolina amendments, and impact glazing of the kind Florida requires is worth specifying even where it is not mandatory. Savannah, GA suits the same white facade at $400,000–$483,000 under IRC 2018 with Georgia amendments, but its humidity puts a heavy mildew load on siding, so a rain-screen gap behind any board-and-batten is money well spent.
Nashville, TN leans toward the Warm Cedar Classic, budgeted at $409,000–$493,000. The city builds to IRC 2018 with Tennessee amendments and IECC 2021 envelope targets, and its clay soils make a PTI DC10.5 post-tensioned slab a sensible upgrade. Around Atlanta, GA, the lit gables of the Warm Timber Evening Retreat suit wooded intown lots, and the allowance drops to $372,000–$455,000; code there is IRC 2018 plus Georgia amendments with an ASCE 7-22 base wind speed of 115 mph, and the expansive clay justifies a geotechnical review before the foundation is drawn.
Charlotte, NC also fits the cedar facade, at $381,000–$465,000 under the NC Residential Code 2018 and an IECC 2018 envelope, and on a south-facing lot the plan's deep porches do useful passive shading work. Naples / Ft. Myers, FL carries the highest allowance of the group, $521,000–$641,000, and pairs naturally with the Gravel Courtyard Farmhouse. Building there means FBC 7th Ed. with HVHZ assemblies and mandatory impact glazing, finish floors raised to match the local flood maps, and often a CMU wall system in place of wood framing.
Up in the Washington, DC metro, the white shingle facade returns as the best match, with a turnkey allowance of $483,000–$586,000. The region works under IRC 2018 and IECC 2021 for climate zone 4A, and unlike the coastal markets above, most lots there can take a basement, which the local AHJ should confirm.
These allowances cover foundation, framing, the dried-in shell, mid-grade finishes, base mechanical and electrical work, and the two-car side-entry garage. Land, well and septic systems, demolition, impact and tap fees, off-site utility runs, pools and detached structures all sit outside them. Finishing the 402 SF bonus room typically adds $60,000 to $105,000 depending on market and HVAC zoning, and the third garage bay roughly $18,000 to $32,000, while a steep site, specialty finishes or an ambitious lighting plan will push a build past the upper figures. The ranges draw on the NAHB 2025 Construction Cost Survey (released 2026 Q1), the RSMeans 2026 Q1 City Cost Indexes and regional turnkey pricing for comparable single-story farmhouse plans, with full citations in the Sources section below.
Frequently Asked Questions
What is the total heated square footage of Plan 70954MK?
The base plan is 1,859 heated square feet on a single level. Finishing the optional bonus room adds 402 heated square feet, bringing the conditioned total to 2,261 square feet when fully built out.
How many bedrooms and bathrooms does this plan offer?
Plan 70954MK includes three bedrooms and three full bathrooms on the main level. The optional bonus room can be finished as a fourth bedroom if an egress window is added during framing, which is the lowest-cost time to specify it.
Is Plan 70954MK a good fit for aging-in-place?
Yes. The owner suite, laundry, kitchen, and main living areas are all on one level, which removes daily stair use. For full ICC A117.1 accessibility, ask your builder to specify 36-inch interior door clearances, lever hardware, a curbless owner shower, and blocking for future grab bars.
How wide does a lot need to be for Plan 70954MK?
Because of the wide single-story footprint and the side-entry garage approach, this plan typically needs a lot at least 70 feet wide after side setbacks. Verify with your local zoning code before committing; some Charleston peninsula and Naples lots may need the optional two-bay garage version instead.
Can the bonus room be used as a home office or media room?
Absolutely. The bonus space is a clean 21-by-21 foot rectangle, which holds a large desk and lounge zone or a dedicated theater configuration. Run dedicated HVAC supply, structured wiring, and acoustic insulation in the floor system during framing, because those are the choices that determine how usable the room actually feels later.
Sources & References
- Architectural Designs, Plan 70954MK listing: original plan specifications, square footage, and licensed elevations used as the basis for this review.
- NAHB 2025 Construction Cost Survey (released 2026 Q1): national and regional median per-square-foot construction cost data used as the lower-bound anchor for the build-cost ranges.
- RSMeans 2026 Q1 City Cost Indexes: city-level cost multipliers applied to the NAHB national medians to derive Charleston, Savannah, Nashville, Atlanta, Charlotte, Naples, and DC metro ranges.
- International Residential Code (IRC) 2018 & 2021 editions: referenced for envelope, egress, and structural requirements applied state by state.
- Florida Building Code, 7th Edition (FBC 2023): basis for HVHZ impact glazing and raised finish-floor guidance in the Naples and Ft. Myers row.
- ASCE 7-22 Minimum Design Loads for Buildings: used for windload references in coastal markets.
- IECC 2018 & 2021, Climate Zones 3A, 4A, and 2A: envelope performance targets cited in the regional notes.
- ICC A117.1 Accessible and Usable Buildings and Facilities: referenced for aging-in-place specifications in the FAQ.
- Post-Tensioning Institute DC10.5: basis for the slab recommendation in expansive-soil markets (Nashville, Atlanta).
Who Plan 70954MK Suits
Plan 70954MK is the kind of disciplined single-story farmhouse we are happy to recommend to readers who are buying a plan rather than commissioning a custom design. The split-bedroom layout earns its keep, the porch square footage is generous enough to actually furnish, and the optional bonus room gives you a credible path to a fourth bedroom or a real home office without a second-floor build. The facade is flexible enough to land in Charleston, Nashville, Charlotte, or Naples without redrawing the floor plan, which is what a good production farmhouse plan should do. If you would like to compare it against a slightly larger single-story option with a similar bonus-room strategy, take a look at our review of the 1,988 sq ft modern farmhouse with flexible bonus space, or for a more compact alternative, the modern French Country ranch with bonus space over the garage.
House Plans Desk
The Layered Homes editorial teamThe House Plans Desk reviews published house plans from the designer’s drawings and listing: how the layout lives, what works, what to watch, and what it is likely to cost to build in 2026.
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