Solar Calculator

Enter your energy usage to get a personalized savings estimate, system sizing, and 25-year cost comparison across all financing options.

⚙️ System Sizing — optional, auto-calculated from your bill
Pulls real permit data for accurate pricing
Current avg ~$0.40, projected +3%/yr
System Size Override — leave at 0 to auto-size from bill
Auto
💳 Financing Comparison — toggle options to compare

Solar Permit Explorer

Search 20+ years of Honolulu building permit data for residential solar installations.

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Fetching solar permit data from Honolulu's open data portal. This may take a few minutes on first load.
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Click a district to explore its solar permits & stats
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Financing Available
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Search solar permits
Enter an address, neighborhood, or ZIP code above to find solar installation permits in your area.
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🏆 Installer Rankings
Hawaii solar contractors ranked by permits pulled. Updated from public permit data.
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Analyze Your Quote

Get instant benchmarks against real Hawaii installation data—no login required.

✅ Fields extracted from your PDF — please review before submitting
We pre-filled the form below. Correct anything that looks off — all fields are editable.
Or enter your quote details manually
Enter a valid system size.
Enter a valid cost.
Enter your average monthly HECO bill ($50–$2,000).
Used to assess if this system is sized right for your usage.
🔋 Battery Storage
Does the quote include a battery? ▼
No login required · Results are instant · Community sharing is opt-in

Share Your Data

Help other Hawaii homeowners get fair solar deals. Share what you actually paid and rate your installer.

Share Your Solar Quote
Please enter a valid email address.
Required.
Required.
📎
Upload your installer's proposal (PDF)
PDF only · Max 10MB
Want your data to count more? Upload your quote PDF to validate it. Validated quotes are included in neighborhood $/watt benchmarks.
Share Your Actual Purchase Price
Please enter a valid email address.
Required.
Required.
Review an Installer
Installer name is required.
Overall rating is required.
🆕 Thanks for contributing!
Your data helps Hawaii homeowners get fair solar deals. Help spread the word:

My Quote Portal

Your quotes, side-by-side comparison, and financing analysis — all in one place.

Your Quotes
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Upload a Quote PDF
Drag & drop or click to select a PDF quote from any installer.
We'll extract the details automatically — you confirm before saving.
✅ Quote Extracted — Please Review
We found these details in your PDF. Review and correct anything before saving to your vault.
Add a Quote to Your Vault
System size required
Total cost required
Check your proposal — usually listed as "estimated first-year production" or "annual kWh". Leave blank to auto-estimate.