How To Pick the Right House Plan For Your Family Size and Needs

Picking a house plan should feel like clarity, not chaos. Whether you are choosing your first home, planning for a growing family, or mapping out a mix of plans for a new community, the goal is the same. Find the smallest plan that comfortably fits your life, on your lot, within your budget, and with enough flexibility for what is likely to change.

At W. L. Martin Home Designs, our catalog runs from 400 to about 3,500+ square feet, which covers accessory units, efficient starter homes, and right sized family homes. The steps below are a simple, proven way to narrow choices quickly without second guessing yourself for weeks.

Start with people, not square feet

Begin by listing who will live here for the next five to ten years. Ages, schedules, sleep patterns, pets, and any special needs matter more than a round number like 1,800 square feet. A tight 1,400 can live larger than a loose 1,800 when spaces are arranged well.

A practical baseline

• Bedrooms: one per adult or adult pair, one for each child who needs their own room, plus a flex room if your budget allows.
• Baths: a private bath for the primary bedroom, plus one bath for every two additional bedrooms.
• Storage: aim for generous closets, a real pantry, and linen storage. Small homes work beautifully when storage is built in rather than improvised later.

Match plan size to budget and build type

Every corner, bump out, and roof break carries cost. Simple footprints, stacked plumbing, and compact circulation stretch your budget further. That is true for single builds and even more true for developers working across dozens of lots where framing speed, takeoff accuracy, and schedule reliability matter.

Cost savers that do not hurt livability

• Favor rectangular footprints and straightforward rooflines.
• Combine circulation with living space to reduce hallways.
• In plans under about 1,200 square feet, choose one good dining area rather than splitting formal and casual.

Choose a layout that follows your daily flow

Walk through a typical day in your head. Where do you enter most often. Where do groceries land. Where do backpacks, leashes, and work bags go. The right layout reduces friction you feel every single day.

Layout cues to look for

• A drop zone or closet at the door you use most.
• Kitchen, pantry, and garage entry placed near each other for easy unloading.
• Secondary bedrooms positioned away from main living space if you have shift workers or young kids.
• Sight lines that make small spaces feel open without inflating square footage.

Plan for work, hobbies, and quiet

A flexible room buys a lot of peace. It can be a small office near the kitchen, a bedroom that comfortably doubles as a study or nursery, or a loft that handles homework and gaming while keeping devices out of bedrooms at night. The label on the floor plan matters less than the door, the noise control, and where it sits relative to the living areas.

Think ahead about access and aging

Even if you do not need it today, a few choices can help later and broaden your resale audience.

• Aim for a zero step entry where the site allows.
• In two story homes, include a main level bedroom with a full bath nearby.
• Widen critical clearances where practical.
• Include at least one curbless shower if the budget allows.

Right size the kitchen and storage

Daily satisfaction often lives in the kitchen. Focus on workflow first, then finishes.

• Keep prep, cook, and clean zones tight and logical.
• Provide landing space next to the range and refrigerator.
• Include a real pantry, even if it is a tall cabinet pantry in a smaller plan.
• Reserve a dedicated spot for trash and recycling so it never blocks movement.

Light, ventilation, and energy comfort

Well placed windows beat bigger windows in the wrong spots. Look for rooms that can catch light from two directions, mechanical spaces that are right sized, and details that keep ducts inside conditioned space where possible. These small decisions pay you back every month in comfort and utility bills.

Fit the plan to your lot and local rules

Before you fall in love, confirm setbacks, height limits, lot coverage, drive locations, utility easements, and any neighborhood guidelines. For developers, align plan widths and garage orientations with each lot type, then vary elevations and porch details to meet anti monotony rules while keeping your framing package consistent.

Customize with a light touch

Most plans can be tailored. Choose changes that improve how you live, not just how a rendering looks.

• Low risk, high value: add a door or window where circulation wants it, trade a tub for a larger shower, convert a formal dining to a pocket office.
• Be cautious with structural moves like shifting stairs, changing roof geometry, or adding complex bump outs that can ripple through the schedule and budget.

At W. L. Martin, we routinely adjust room sizes, swap kitchen and bath layouts within reason, and refine elevations to match local styles, all while protecting structure and cost.

A quick selector to narrow your search

• Solo or couple, 400 to 900 square feet
  Studio or 1 bed, 1 bath, strong storage, combined living and dining, stacked washer dryer, efficient U or L kitchen with a pantry cabinet. Ideal for ADUs, tight infill, or low maintenance living.
• Young family, 1,100 to 1,600 square feet
  3 beds, 2 baths, open living and kitchen, mud bench at the garage, real linen storage, optional pocket office. Split bedrooms help with naps and early bedtimes.
• Growing family, 1,600 to 2,100 square feet
  3 to 4 beds, 2.5 to 3 baths, walk in pantry, larger laundry, upstairs retreat or main level flex room, covered outdoor space sized for a table, not just a chair.
• Multigenerational or frequent guests, 1,800 to 3,500 square feet
  4 beds or 3 plus a suite, 3 baths, one bedroom on the main level, at least one curbless shower, two living areas or a loft for separation when the house is full.

Developers can translate this into a balanced community mix. For example, blend smaller plans for attainability, mid range family plans for core demand, and a limited set of larger move up plans to anchor price points, all using consistent framing logic to simplify trades and shorten cycle times.

A simple worksheet to pick your plan today

1. Who lives here for the next five to ten years
   Names, ages, sleep and work schedules, pets, vehicles.
2. Daily rhythm
   Where you enter, where you drop things, how you cook and eat, where you work or study, and where you relax.
3. Must haves
   Bedroom and bath count, storage types, accessibility needs, garage capacity, outdoor space.
4. Nice to haves
   Porch size, island seating count, fireplace, soaking tub, extra windows.
5. Site and code checks
   Setbacks, driveway location, utility easements, height limits, HOA rules.
6. Budget alignment
   Reserve a contingency for functional upgrades that will matter every day.

Bring that list to our plan pages and you will narrow quickly to the two or three designs that truly fit.