How to Automate Google Maps Scraping with an API

When Should I Use a Google Maps Scraper API?

Google Maps is the world's most comprehensive directory of local business listings. Choosing between a Google Maps Scraper API and a browser extension depends entirely on your workflow volume and whether you need automated background execution.

The Bottleneck: Manual Scraping vs. API Automation

For sales agencies, directory operators, and SaaS founders, manual scraping workflows quickly become a major bottleneck as outbound prospecting scales. Furthermore, teams evaluating developer options often find that an official Google Cloud setup lacks business emails and charges per attribute — read our in-depth Google Places API alternative / comparison to understand why dedicated scraping APIs yield far more complete lead records at 90% lower cost.

Real End-to-End Example: Finding Roofing Contractors Every Monday

To see how an automated pipeline operates in production, consider a sales agency offering services to local home contractors across Texas. Instead of having team members spend half their Monday pulling contact lists, the entire workflow runs on autopilot:

1 Authenticating API Requests

To use the API, navigate to the Bolt Scraper Portal Integrations Tab to generate your secret API key. Keys are prefixed with bs_. You can also test live searches for free without an API key directly in our Interactive API Playground & Live Demo.

curl -X GET "https://boltscraper.com/api/v1/maps/jobs?limit=5" \
  -H "Authorization: Bearer bs_YOUR_API_KEY" \
  -H "Accept: application/json"

When authenticated successfully, the API returns your recent jobs along with execution status and lead counts:

{
  "jobs": [
    {
      "id": "map_demo_123",
      "title": "Dentists in Miami, FL",
      "status": "COMPLETED",
      "leads_count": 142,
      "keywords_count": 1,
      "scrape_websites": true,
      "ultra_mode": true,
      "created_at": "2026-09-18T14:20:00Z",
      "completed_at": "2026-09-18T14:23:45Z"
    }
  ]
}

⚡ Real-Time Synchronous Search API

Need real-time search results directly in your user interface, CRM search box, or internal tool without waiting for an asynchronous job queue? Bolt Scraper provides a Real-time Search API that returns clean, structured Google Maps listings synchronously.

curl -X POST "https://boltscraper.com/api/v1/maps/search" \
  -H "Authorization: Bearer bs_YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "keyword": "Roofing contractors in Austin, TX",
    "page": 1,
    "hl": "en"
  }'

The response includes live rankings, place_id, ratings, reviews count, phone, address, and category instantly in clean JSON format.

2 Creating Bulk Asynchronous Scraping Jobs via API

To initiate larger multi-keyword scrapes with website enrichment and Ultra Mode, make an HTTP POST request to https://boltscraper.com/api/v1/maps/jobs. You can submit one or multiple keywords in the keywords array, configure email enrichment with scrape_websites, and enable ultra_mode for deeper lead discovery.

import requests

ENDPOINT = "https://boltscraper.com/api/v1/maps/jobs"
HEADERS = {
    "Authorization": "Bearer bs_YOUR_API_KEY",
    "Content-Type": "application/json"
}

payload = {
    "keywords": [
        "Roofing contractors in Dallas, TX",
        "Roofing contractors in Fort Worth, TX",
        "Roofing contractors in Austin, TX"
    ],
    "scrape_websites": True,
    "ultra_mode": True,
    "webhook_url": "https://api.youragency.com/webhooks/roofing-leads"
}

res = requests.post(ENDPOINT, headers=HEADERS, json=payload)
data = res.json()

print(f"Job Started! ID: {data['job_id']} | Status: {data['status']}")

The API responds immediately with the newly created job ID:

{
  "success": true,
  "job_id": "map_demo_123",
  "title": "Roofing contractors in Dallas, TX",
  "status": "RUNNING",
  "keywords_count": 3,
  "scrape_websites": true,
  "ultra_mode": true,
  "created_at": "2026-09-19T08:00:00Z"
}

3 Polling Job Status vs. Real-Time Webhooks

After submission, tasks execute asynchronously in the cloud. You have two options to retrieve results:

Option A: Polling (Simple Scripts)

For quick testing, you can check job progress with an HTTP GET request:

curl -X GET "https://boltscraper.com/api/v1/maps/jobs/map_demo_123" \
  -H "Authorization: Bearer bs_YOUR_API_KEY"

When finished, the status changes to COMPLETED and provides the total leads count:

{
  "job": {
    "id": "map_demo_123",
    "title": "Roofing contractors in Dallas, TX",
    "status": "COMPLETED",
    "leads_count": 842,
    "keywords_count": 3,
    "scrape_websites": true,
    "ultra_mode": true,
    "created_at": "2026-09-19T08:00:00Z",
    "completed_at": "2026-09-19T08:04:30Z"
  }
}

You can then download the complete CSV export directly:

curl -X GET "https://boltscraper.com/api/v1/maps/jobs/map_demo_123/download" \
  -H "Authorization: Bearer bs_YOUR_API_KEY" \
  -o "roofing_leads.csv"

Option B: Instant Webhooks (Recommended)

In production pipelines, webhooks eliminate polling delays. Bolt Scraper posts a gmap_job.completed payload to your listener immediately upon completion:

const express = require('express');
const app = express();
app.use(express.json());

app.post('/webhooks/roofing-leads', (req, res) => {
    const { event, job_id, total_leads, download_csv_url, leads } = req.body;
    
    if (event === 'gmap_job.completed') {
        console.log(`Scrape finished! Found ${total_leads} leads for job ${job_id}.`);
        console.log(`Signed CSV download link: ${download_csv_url}`);
        
        // Process leads or download CSV directly
        syncLeadsToCrm(download_csv_url);
    }
    
    res.status(200).send('OK');
});

app.listen(3000, () => console.log('Webhook receiver running on port 3000'));

Webhook payloads embed up to 100 lead preview records inline, set is_truncated: true for larger datasets, and provide a direct signed download_csv_url for instant CSV streaming.

4 Piping Leads Directly into Your CRM Stack

Connecting the Google Maps Scraper API directly to your outbound stack eliminates manual CSV uploads and ensures your sales reps receive fresh prospects on schedule:

Best Practices for Programmatic Scraping

1. Bypassing the 120-Lead Limit: Google Maps natively caps standard search pagination around 120 listings per search. Bolt Scraper automatically bypasses this 120-lead cap, extracting more than 120 leads per keyword out of the box.
2. Granular Geographic Query Structuring: Rather than querying broad regions like "contractors in Texas", break requests into cities or boroughs (e.g. "contractors in Plano, TX", "contractors in Arlington, TX") to build a multi-thousand lead database systematically. Read our complete architecture guide on multi-city lead generation at scale.
3. Enable Ultra Mode for Dense Metros: When targeting dense competitive areas (e.g., Manhattan, Central London, or Downtown Chicago), toggle Ultra Mode to extract up to 3x more local business listings per keyword.
4. Automatic Deduplication (No Manual Filtering): When querying adjacent cities or overlapping zip codes, Bolt Scraper automatically deduplicates listings in the cloud using Google's unique place_id, ensuring you only receive clean, unique business records.
5. Secure Your Webhook Listener: Configure an HMAC SHA-256 secret on your webhook to verify the X-Bolt-Signature header and prevent spoofed callbacks. Review the full Bolt Scraper API documentation for verification examples.

Frequently Asked Questions