PlanSnapper

Square Footage & Appraisal Guides

135+ guides covering GLA measurement, ANSI Z765, floor plan tools, appraisal requirements, and square footage rules for every property type.

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How to Measure Square Footage
Methods, tools, and step-by-step guides for every property type.
GLA & Appraisal Standards
ANSI Z765, Fannie Mae, FHA, VA, and USDA requirements explained.
Square Footage by Property Type
What counts as GLA for condos, ADUs, barndominiums, and more.
Square Footage in Real Estate
How square footage affects value, taxes, insurance, and financing.
Floor Plan Measurement Tools
Compare 3D scanners, sketch software, and browser-based tools.

All Guides

How to Measure Square Footage for a Building Permit or Addition
GLA Calculator for Appraisers: Measure Gross Living Area from Any Floor Plan
County Assessor Square Footage Is Wrong: What to Do About It
Deed Square Footage vs Appraisal: Why the Numbers Are Different
In-Law Suite Square Footage in Appraisals: What Counts and How It's Measured
Home Addition Square Footage in Appraisals: What Counts and How It's Measured
How to Add Square Footage to a Home: Options, Costs, and What Counts as GLA
Barndominium Square Footage in Appraisals: What Counts as GLA
Tiny House Square Footage Rules: GLA, Codes, and Financing
Log Home Square Footage in Appraisals: Walls, GLA, and What Gets Counted
Cape Cod Square Footage in Appraisals: Knee Walls, Dormers & What Counts
Bi-Level Square Footage in Appraisals: What Actually Counts as GLA
CubiCasa vs Matterport Floor Plans: Which Is Better for Square Footage?
ADU Square Footage Appraisal: How to Measure and Report Accessory Dwelling Units
Guest House Square Footage in Appraisals: GLA, Contributory Value, and Comps
Appraisal Sketch Requirements: What Fannie Mae and ANSI Z765 Require
Bonus Room Square Footage: What Counts as GLA and What Doesn't', excerpt: 'Bonus rooms, flex spaces, and finished areas over garages all follow different rules. Here's how to correctly classify and measure bonus room square footage under ANSI Z765.
Half-Story Square Footage Appraisal: ANSI Rules, Cape Cods, and What Counts as GLA
Loft Square Footage in Appraisals: What Counts as GLA?
How Appraisers Calculate Square Footage: Methods, Standards, and Tools
How to Dispute Appraisal Square Footage: A Step-by-Step Guide
Appraisal Prep: Square Footage Checklist Before the Appraiser Arrives
How to Increase Home Appraisal Value: What Actually Works
How to Measure Multi-Story Home Square Footage: A Floor-by-Floor Guide
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