Interior Calculator


Exterior Calculator
Interior Painting Bid Calculator

New Construction Interior Bid Calculator

Professional painting estimate with material breakdown

Project Information

Material Costs

Prime Phase

Project Variables

Estimate Breakdown

Materials

Prime Phase Primer: 0 gal $0.00
Paints Needed: 0 gal $0.00
Trim and Accent Paints: 0 gal $0.00
Total Materials: $0.00

Labor

Prime & Prep Phase 1: 0 hrs $0.00
Common Area Labor: 0 hrs $0.00
Variable Labor: 0 hrs $0.00
Total Labor: 0 hrs $0.00
Total Materials: $0.00
Total Labor: $0.00
Total Project Cost: $0.00
Per Square Foot: $0.00

Paint Specifications

PRIMER - Pure White FLAT: ProMar200 FLAT 0 gal
CEILINGS - Pure White Flat: ProMar200 FLAT Included in primer
WALLS - WALL COLOR SATIN: SuperPaint SATIN 0 gal
TRIM - Pure White SEMIGLOSS: Pro Industrial SG 0 gal
Bathroom Walls - SG: Super Paint SG 1 gal
Bathroom Ceilings - SG: Super Paint SG 1 gal

Labor Budget Phases

Phase 1: Prime, Paint ceilings, Paint baths, laundry, Sills, Clean up 0 hrs
Phase 2: Drywall patch, Paint trim, doors, Walls 0 hrs
Total Labor Budget: 0 hrs

Paint Ordering Notes:

  • ProMar200 FLAT = Primer and Ceiling
  • SuperPaint SATIN = Most walls and bathrooms
  • Bathrooms = SEMIGLOSS
  • Pro Industrial SEMIGLOSS = Door & Trim

Disclaimer: This estimator provides near-accurate estimates for painting projects with typical scope of work and first-level premium paints. A variance of plus or minus 10 to 15% is expected due to unforeseen ease or added work.

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   } } /* Loading Animation */ .loading {    display: inline-block;    width: 20px;    height: 20px;    border: 3px solid rgba(255,255,255,.3);    border-radius: 50%;    border-top-color: #fff;    animation: spin 1s ease-in-out infinite;    margin-right: 10px; } @keyframes spin {    to { transform: rotate(360deg); } } /* Success Message */ .success-message {    background: #d4edda;    color: #155724;    padding: 15px;    border-radius: 6px;    margin-top: 15px;    border: 1px solid #c3e6cb;    animation: slideIn 0.5s ease-out; } @keyframes slideIn {    from {        opacity: 0;        transform: translateY(-10px);    }    to {        opacity: 1;        transform: translateY(0);    } } // Interior Bid Calculator JavaScript - Exact calculations from Google Sheets // Initialize calculator when page loads document.addEventListener('DOMContentLoaded', function() {    addEventListeners();    calculateEstimate(); }); // Add event listeners to all form inputs function addEventListeners() {    const form = document.getElementById('interior-form');    const inputs = form.querySelectorAll('input, select');        inputs.forEach(input => {        input.addEventListener('input', calculateEstimate);        input.addEventListener('change', calculateEstimate);    }); } // Main calculation function - matches Google Sheets exactly function calculateEstimate() {    const form = document.getElementById('interior-form');    const formData = new FormData(form);        // Get input values    const squareFeet = parseFloat(formData.get('squareFeet')) || 0;    const laborCost = parseFloat(formData.get('laborCost')) || 75.00;    const primerCost = parseFloat(formData.get('primerCost')) || 55.00;    const paintCost = parseFloat(formData.get('paintCost')) || 75.00;        // Get boolean values    const primePhase = formData.get('primePhase') === 'yes';    const wallsCeilings = formData.get('wallsCeilings');    const ceilingHeight = formData.get('ceilingHeight') === 'yes';    const baseboards = formData.get('baseboards') === 'yes';    const pantryCloset = formData.get('pantryCloset') === 'yes';    const windowCasings = formData.get('windowCasings') === 'yes';    const stairRailing = formData.get('stairRailing') === 'yes';    const stairRisers = formData.get('stairRisers') === 'yes';    const newDoors = parseInt(formData.get('newDoors')) || 0;        // Material Calculations (exact from spreadsheet)    let primerGallons = 0;    let primerTotal = 0;        if (primePhase) {        primerGallons = Math.round(squareFeet * 1.4 * 0.011); // Multiplier 1.4, then 0.011        primerTotal = primerGallons * primerCost;    }        const paintGallons = Math.round(squareFeet * 0.011); // 0.011 multiplier for paint    const paintTotal = paintGallons * paintCost;        const trimGallons = Math.round(squareFeet * 0.10); // 0.10 multiplier for trim    const trimTotal = trimGallons * paintCost;        const totalMaterials = primerTotal + paintTotal + trimTotal;        // Labor Calculations (exact from spreadsheet)    let primePhaseHours = 0;    let primePhaseCost = 0;        if (primePhase) {        primePhaseHours = Math.round(squareFeet * 0.012); // 0.012 multiplier        primePhaseCost = primePhaseHours * laborCost;    }        const commonAreaHours = Math.round(squareFeet * 0.032); // 0.032 multiplier    const commonAreaCost = commonAreaHours * laborCost;        // Variable Labor Calculations