Real Estate

Real Estate Data Extraction at Scale

Collect property listings, price history, neighbourhood statistics, and rental data from real estate portals to power market analytics, investment tools, and automated valuation models.

Start Free — 5,000 requestsView API Docs

Data Collection Challenges in Real Estate

1

Property listing pages frequently require JavaScript rendering to load map tiles, image carousels, and dynamic search filters.

2

Location-based content delivery means the same URL returns different results depending on the requesting IP's geolocation.

3

Listing portals often use aggressive rate limiting and session-based access to protect their databases from bulk extraction.

4

Property data is spread across multiple pages: overview, photos, neighbourhood data, school ratings, and price history tabs.

5

MLS and portal data changes rapidly — new listings, price reductions, and sold status updates happen throughout the day.

Common Use Cases

Automated valuation models (AVMs) that aggregate listing prices, historical sales, and comparable property data.

Investment opportunity screening — scanning thousands of listings to identify properties matching specific yield or price criteria.

Rental market intelligence by tracking listing prices, days-on-market, and occupancy signals across cities.

Lead generation for real estate agents by identifying newly listed or price-reduced properties in target neighbourhoods.

Property data enrichment for CRMs, adding market context to client property interests.

Extracted Data Types

Property address and coordinatesListing price and price historyBedrooms, bathrooms, and square footageDays on marketNeighbourhood statisticsAgent and broker contact information

Quick Start

cURL
curl -X POST https://alterlab.io/api/v1/scrape \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://www.example-realty.com/property/listing-456",
    "render": "smart",
    "extract": {
      "address": "string",
      "price": "number",
      "bedrooms": "number",
      "bathrooms": "number",
      "sqft": "number",
      "days_on_market": "number"
    }
  }'

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Frequently Asked Questions

Compliance & Responsible Use

Real estate listing data is often publicly visible but subject to MLS agreements, database rights, and platform terms of service. Organizations building property data pipelines should consult their legal team to ensure compliance with applicable copyright law and data licensing terms.

AlterLab is designed for accessing publicly available data. Always review the terms of service for any website you access, respect robots.txt directives, and ensure your use case complies with applicable laws in your jurisdiction.

Explore other industry guides

Browse all industry data extraction guides or explore use case guides for more specific technical workflows.

Your first scrape.
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$1 free balance. No credit card. No SDK.Just a POST request.

terminal
curl -X POST https://api.alterlab.io/v1/scrape \
-H "X-API-Key: YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"url": "https://example.com", "formats": ["markdown"]}'

No credit card required · Up to 5,000 free scrapes · Balance never expire

    Web Scraping API for Real Estate Data | AlterLab | AlterLab