Building Permit Data
via API

The most comprehensive property intelligence database. 960M+ records across 50+ data layers from 3,000+ jurisdictions in 50 US states + Canada. Real-time data for contractors, investors, insurers, and analysts.

Live — New permits added daily from 3,000+ jurisdictions nationwide
Total Records
Jurisdictions
States

Results

Developer First

Integrate permit data in minutes with our simple REST API

import requests response = requests.get( "https://permits.ecbtx.com/v1/permits/search", headers={"X-API-Key": "pl_live_your_key_here"}, params={"address": "123 Main St", "state": "TX"} ) permits = response.json()["results"] for p in permits: print(f"{p['address']} — {p['permit_type']} — {p['status']}")
LIVE ANOMALIES

Market Anomalies

Auto-detected unusual patterns across permits, prices, violations, storms, and entity formation. Updated continuously.

Built for Every Industry

Three verticals, one API. Lead generation, insurance underwriting, or real estate intelligence — we have the data.

🔔

Lead Generation

Real-time permit alerts for roofers, solar installers, HVAC contractors, and home service companies. New permits = new customers.

  • Instant, daily, or weekly alerts
  • Email + webhook delivery
  • Filter by type, area, contractor
  • Up to 100 active alerts (Pro)
🛡️

Insurance & Underwriting

Property-level permit history with risk signals. Identify unpermitted gaps, renovation intensity, and permit type patterns.

  • Per-property risk signals
  • Bulk CSV portfolio analysis
  • 10yr+ unpermitted gap detection
  • Up to 10,000 addresses/request
📊

Real Estate & PropTech

Market intelligence for investors and platforms. Monthly trends, growth hotspots, top contractors, and valuation data by ZIP code.

  • Monthly permit volume trends
  • ZIP code growth hotspots
  • Top contractors per market
  • Saved searches with re-run
🏗️

Owner & Developer Intelligence

Discover who's building where. Rank the most active property owners and developers in any market by permit volume and investment value.

  • Top 20 owners ranked by permits + value
  • Market concentration metrics
  • Owner profiles with permit history
  • Annual activity trends per developer
💰

Construction Value Analytics

Track estimated construction investment by market, permit type, and year. Identify where capital is flowing and spot emerging growth markets.

  • Top markets ranked by total construction value
  • Value breakdown by permit type
  • Year-over-year growth trends (2020–2024)
  • Average permit value by city & state
🏠

Property Passport

Full construction history for any address. Every permit, every contractor, timeline of renovations, and risk signals — one shareable report.

  • Complete permit timeline (all years)
  • Contractor network & work history
  • Open permit & inspection risk flags
  • Shareable link for realtors & buyers

Market Momentum

Real-time permit velocity dashboard. Track surging markets, category momentum, and top projects before the competition notices.

  • City permit surge rankings with week-over-week delta
  • Category momentum (which types are accelerating)
  • Activity heatmap & velocity sparklines
  • Market health index for any metro
⚖️

Property Comparison

Side-by-side due diligence for any two properties. Compare permit history, risk scores, contractor activity, and total investment — built for buyers, investors, and underwriters.

  • Permit count, value, and type breakdown
  • Risk score comparison with winner badge
  • Year-by-year activity bar chart
  • Shareable comparison report link

Batch Address Lookup

Upload up to 500 addresses and get permit, violation, sales, and risk data for each

PRO LEADS+

Submit Addresses

Paste one address per line, or upload a CSV file
0 addresses Max 500 per batch

Batch History

Sign in with a Pro Leads+ key to see batch history.

Coverage

Permit data from 17+ states and 180+ jurisdictions

Click any state to search permits

Simple, Transparent Pricing

Start free. Scale as you grow. Pay for the data freshness you need. No long-term contracts.

Data Freshness Tiers

Higher plans unlock fresher permit data — get leads before your competitors

🔥
HOT
0-30 days
☀️
WARM
30-90 days
🌤️
MILD
90-180 days
❄️
COLD
180+ days
Free
❄️
Explorer
🌤️ ❄️
Pro Leads
☀️ 🌤️ ❄️
Real-Time
🔥 ☀️ 🌤️ ❄️
Enterprise
🔥 ☀️ 🌤️ ❄️
Most Powerful

Intelligence Plan

AI-powered property intelligence for teams. Predictive permit forecasting, contractor risk scoring, LLC piercing, permit-to-sale pipeline tracking, oil & gas well data, healthcare provider data, international coverage (UK + Australia), and custom ML models on your data. Everything you need to make smarter decisions faster.

5,000 lookups/day
50+ data layers
960M+ records
AI predictive models
Predictive Analytics Risk Scoring LLC Piercing Pipeline Tracking Deed/Sale History Lien Search Custom ML Models International (US + UK + Australia) Mobile App (PWA)
$2,499/mo
Everything in Enterprise + AI
Contact Sales
Dedicated account manager included
Free
Perfect for research & analytics
$0
10 lookups / day
❄️ Cold data only (180+ days)
  • Permit search (960M+ records across 50+ data layers)
  • Basic search + Advanced filters
  • 2 monitoring alerts
  • Contractor Intelligence
  • FEMA flood zone stats
  • 1 API key
Get Free API Key
Explorer
Great for market research
$79/mo
50 lookups / day
🌤️ Mild + Cold (90+ days)
  • Everything in Free
  • 25 monitoring alerts
  • Saved searches + email digests
  • Contractor profiles + risk scores
  • Property Intelligence drill-down
  • Census demographics
  • Property valuations by ZIP
  • CSV export
  • Mobile app (PWA)
Subscribe
Real-Time
For sales teams that need leads FIRST
$599/mo
500 lookups / day
🔥 ALL data including HOT (0-30 days)
  • Everything in Pro Leads
  • 500 alerts + instant notifications
  • Contact enrichment (phone + email)
  • Predictive analytics (AI permit forecasting)
  • Anomaly detection (market spike alerts)
  • Temporal trends (ZIP/contractor/market trajectory)
  • Hot ZIP rankings
  • Real-time permit stream
  • Priority API access
Subscribe
Enterprise
Full power, no limits
$1,499/mo
2,000 lookups / day
🔥 Everything in Real-Time
  • Everything in Real-Time
  • Team management + territories
  • Leaderboard + commission tracking
  • Custom data feeds
  • Dedicated support + SLA
  • White-label option
Contact Sales

Per-Lead Enrichment

Add contact details to any permit lead. Available on Pro Leads and above.

Phone Number $2/lead
Email Address $1/lead
Property + Owner Details $3/lead

Available on Pro Leads ($249/mo) and above. Enrichment credits are pay-as-you-go.

50+ Data Layers, 1 API

More than just permits. Layer intelligence across property, people, risk, financial, energy, and market data.

Property
Building Permits760M
Property Sales8M
Property Valuations9.5M
Property Characteristics
Liens & Judgments3.5M
People
Contractors503K
Business Entities14M
Healthcare Providers7M
Prospect Contacts20M
Risk
Code Violations20M
FEMA Flood Zones5.5M
EPA Facilities3M
Septic Systems10M
Crime Data
Financial
Mortgages17M
Consumer Complaints14M
Bank Branches83K
SBA PPP Loans11.5M
Energy
Oil & Gas Wells9.4M
Propane/Gas Facilities
Underground Storage Tanks
Toxic Releases
Market
Census Demographics242K
Economic Indicators
NOAA Weather
Construction Employment

Contractor Intelligence

Search contractors by name or company. See their permit history, specialties, and active markets.

⚖️ Contractor Comparison

Side-by-Side Comparison

Comparing permit history, specialties, and market reach

Permit History

Compare contractors:
Select contractor
Select contractor
Select contractor

Permit Alerts

Get notified when new permits match your criteria

Property Intelligence

Full permit history and risk signals for any property. Built for insurance underwriters and investors.

Property Lookup

Market Intelligence Pro+

Monthly permit trends, growth hotspots, and top contractors by market area.

Market Activity

Growth Hotspots by State

Jurisdiction Intelligence New

Approval timelines, permit queues, fee schedules, and seasonal patterns — by city or county.

Fastest Approval Cities

Lead Intelligence Beta

Turn recent permits into a sales pipeline. Track prospects from discovery to close.

New Permit Alert

Live Feed

Permit Activity Feed

Real-time stream of permit filings across the US. Monitor construction trends, contractor activity, and market signals as they happen.

Quick try: Texas Residential CA Commercial FL Solar All Activity
🧮 New Feature

Permit Cost & Timeline Estimator

See what your permit will cost, how long approval takes, and what to expect — before you file. Powered by data from 960M+ real permits.

Quick examples: Kitchen in TX Addition in CA Solar in AZ
📋 PermitFlow Competitor Feature — Free

Jurisdiction Permit Requirements

Get the exact documents, timelines, fees, and common rejection reasons for any permit type in any city — before you file.

Quick examples: Kitchen in Austin Solar in LA Addition in Miami HVAC in Denver
📊 New — Export & Share

Permit Report Builder

Generate professional permit reports for any property, contractor, or market. Download CSV or share a live link — powered by 960M+ real permit records.

🏠
Property Report
Full permit history, risk score, and contractor activity for any address
🔨
Contractor Report
License verification, permit volume, jurisdictions, and project types
📈
Market Report
Permit trends, top contractors, and growth analysis for any city or ZIP
Permit history table
Risk score analysis
Contractor summary
Activity timeline
Quick examples: Property in Austin Contractor report Market in Denver
🏠 Property Portfolio Tracker

Permit Watchlist

Monitor permit activity at your key properties. Get instant visibility into renovations, new construction, and risk signals across your entire portfolio.

🏠 Permit-Based Risk Intelligence

Property Risk Score

Instant permit history analysis for any US property. Assess compliance risk, construction quality signals, and permit gaps.

Try: 5601 Monterey Oaks Blvd, Austin TX · 1100 Congress Ave, Austin TX

OWNER & DEVELOPER INTELLIGENCE

Who's Building Where

Identify the most active property owners and developers in any market. Track investment patterns, project types, and market concentration.

Demo Data — Sign up free for live data
🏗️

Discover Who's Building in Your Market

Enter a city and state above to see the top property owners and developers by permit activity, investment value, and market concentration.

INTERACTIVE API EXPLORER

API Playground

Test any endpoint live, generate code snippets, and explore the PermitLookup API without leaving the browser.

Endpoints

Select an endpoint from the list to get started.
CONSTRUCTION VALUE ANALYTICS

Where Capital Is Flowing

Track estimated construction investment by market, permit type, and year. Spot growth trends before the competition.

Demo Data — Sign up free for live data

Top Markets by Construction Value

SORTED BY TOTAL VALUE
# MARKET PERMITS TOTAL VALUE AVG VALUE YoY TREND

Value by Permit Type

Annual Trend

⚖️ PROPERTY COMPARISON

Side-by-Side Property Compare

Compare permit history, risk scores, contractor activity, and construction investment for any two properties. Built for real estate investors, buyers, and due diligence teams.

VS
Try: Two Austin addresses · Seattle vs Portland
MARKET MOMENTUM

Permit Velocity Dashboard

Track permit surges, category momentum, and top projects in real time. Spot markets before the competition.

Demo Data — Sign up free for live data

🏙️ Surging Markets

📅 Permit Activity Heatmap

MonTueWedThuFriSatSun
Less
More

⚡ Velocity Sparkline

📊 Category Momentum

🏆 Biggest Projects This Period

🌡️ Market Health Index

Based on permit volume, value, and growth velocity

Get Live Momentum Alerts

Sign up free to get real-time permit velocity alerts for your target markets, weekly market reports, and API access to 960M+ permits.

PROPERTY PASSPORT

Full Construction History

Every permit ever pulled on any address. Contractors, timelines, costs, and risk flags — one shareable report for realtors, buyers, and investors.

Demo Data — Sign up free for live data
Try: 4201 Main St, Houston TX 850 NW 23rd Ave, Portland OR 2100 Westlake Ave, Seattle WA
🏠
Enter an address to generate a Property Passport
Complete construction history, contractor network, and risk signals for any address

Dashboard

Manage your API keys and monitor usage

Scraper Operations ADMIN

Monitor and manage 100 data scrapers across the pipeline

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Scrapers

Name Category State Last Run Status Records Duration Actions
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State Coverage

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Recent Activity

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Schedule Manager

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Email Campaigns ADMIN

Outreach to 224K+ insurance agents, RE agents, and contractors

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All Campaigns

Name Audience State Status Sent Open % Click % Bounced Signups Actions
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Scraper Log

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CRM SALES

Contacts, deals, pipeline, and commissions

Sales Dialer BETA

Click-to-call through fresh permit leads by trade

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Calls Today
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Contacted
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Qualified
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Conv. Rate
AI-POWERED

Ask Anything About
800M+ Property Records

Natural language queries across permits, violations, sales, liens, contractors, flood zones, and more. Powered by AI.

Try asking
P

Log In to PermitLookup

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