Cost Estimator

Directory Cost Estimator

Calculate the real cost of building an online directory from scratch -- scraping, cleaning, enrichment, infrastructure, and ongoing maintenance.

Quick Presets

Small Directory

Local area coverage, 1-5K listings

1,000 - 5,000 listings$150 - $300

Medium Directory

Regional coverage, 5-20K listings

5,000 - 20,000 listings$300 - $800

Large Directory

National coverage, 20-100K+ listings

20,000 - 100,000+ listings$800 - $2,500

Cost Parameters

Target Listings: 10,000

50050K100K200K

Geographic Scope

Data Quality Tier

Image Scraping

Price Transparency Data

Enrichment Depth

Infrastructure

Total Build Cost

$422.5

One-time setup

Monthly Maintenance

$150

Ongoing data refresh + hosting

Est. Month 12 Revenue

$320

~50 leads/mo x $8/lead

Itemized Cost Breakdown

Phase	Item	Unit Cost	Quantity	Subtotal
Scraping	Outscraper credits	$0.002/record	10,000 records	$20
Scraping	Proxy / rotation costs	flat	Regional scope	$5
Cleaning	AI API tokens (Claude/GPT)	~$0.025/1K records	10,000 records	$0.5
Cleaning	Deduplication & normalization	~$0.50/1K records	10.0K records	$5
Verification	Crawl4AI / Firecrawl credits	Free tier	1 month	$0
Enrichment	LLM API for feature extraction	~$0.03/record	10,000 records	$300
Infrastructure	Database hosting	$0/mo	1 month	$0
Infrastructure	Domain registration	$12/year	1 year	$12
Total One-Time Build Cost				$422.5

Cost Distribution by Phase

Scraping(5.9%)

$25

Cleaning(1.3%)

$5.5

Verification(0.0%)

Enrichment(71.0%)

$300

Infrastructure(2.8%)

$12

SEO Setup(18.9%)

$80

ROI Timeline

Month 0-1

Build Phase

Data scraping, cleaning, site deployment. Expense only.

Month 2-3

SEO Indexing

Google discovers pages, minimal organic traffic. ~$0-50 revenue.

Month 4-6

Traffic Growth

Rankings improve, leads start flowing. Break-even possible.

Month 7-12

Revenue Scaling

Compounding SEO, paid listings, affiliate revenue.

Revenue Projections

Month 3 (early)

$24/mo

Month 6 (growing)

$120/mo

Month 12 (mature)

$320/mo

Based on ~50 leads/mo (0.5% of listings), $8/lead avg value. Revenue sources: lead gen fees, featured listings, affiliate, display ads.

Tool & Service Cost Reference

Tool / Service	Cost	Notes
Outscraper	~$0.002/record	Google Maps, Yelp, business data
Firecrawl	$19-99/mo	Crawling & scraping API, tiered plans
Claude API	~$3-15/M tokens	Haiku to Opus, cleaning & enrichment
GPT-4o	~$2.5-10/M tokens	Input/output pricing varies
Supabase	Free - $25/mo	Postgres DB + auth + storage
Vercel	Free - $20/mo	Hosting & CDN, generous free tier
Domain	$10-15/year	.com registration via Namecheap/Cloudflare

How Much Did Real Directories Cost?

Funeral Home Directory

parting.com style

Initial build cost~$500

Monthly maintenance~$100/mo

Listings at launch~15,000

Time to profit

4-6 months

Gas Station Price Tracker

gasbuddy.com style

Initial build cost~$2,000

Monthly maintenance~$500/mo

Listings at launch~150,000

Time to profit

6-9 months

Senior Living Directory

placeformom.com style

Initial build cost~$1,500

Monthly maintenance~$300/mo

Listings at launch~30,000

Time to profit

5-8 months

Local Contractor Directory

HomeAdvisor-lite for one city

Initial build cost~$200

Monthly maintenance~$50/mo

Listings at launch~3,000

Time to profit

3-5 months

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Cost estimates are based on publicly available API pricing as of early 2025 and typical directory-building workflows. Actual costs may vary based on data source availability, anti-scraping measures, data quality requirements, and geographic factors. Monthly maintenance assumes a 10-20% data refresh cycle. Revenue projections are illustrative and depend heavily on niche, competition, and monetization strategy.