The HHI Monopoly Index for Chicago-Naperville-Elgin Metro Area, IL-IN, US

--HHI Dominance-- Near-monopoly positions in their local market. Businesses that mathematically "own" their local market (>30% share) with high HHI contribution of >900 within 1km. Safe, cash-flow-heavy bets that competitors can't easily dislodge.

Category: Acquisition & Investment

Total Records: 555

Location Type: Metro

Last Updated (weekly): 5/6/2026

Format:

CSV JSON Parquet

Six months of updates included

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Overview Data Fields Pricing

555

Total Businesses

Within this dataset

4.3

Experience Level

100.0% with experience data

527.3K

Satisfaction Sentiments

950 avg per business

100.0%

Data Freshness

Updated in last 30 days

Geographic Intelligence

Explore the geographic distribution. Understand neighborhood density and business concentration to identify prime locations and underserved areas.

City Overview

Regional location of dataset

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Neighborhood Density

Business distribution by area

H3 Competition Map

Interactive hex-level density and beam score view

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Market Landscape

Understand the competitive structure scene. Explore category distribution, pricing strategies, and market composition to identify opportunities and gaps.

Market Composition

Category market share

Top Categories

By venue count

Price Distribution

By price tier

Experience Level & Sentiment

Gauge customer satisfaction through ratings, reviews, and sentiment analysis. Track how experiences are trending over time to benchmark performance against market standards.

Rating Distribution

Star ratings breakdown

4.28 ★

Reviews Overview

Customer review metrics

527K

Satisfaction Sentiments

Across all businesses

950

Avg per Business

Median: 815

100%

Has Rating

555 businesses

81%

High Rated

4+ stars

Sentiment Trend

Customer sentiment over time

↘ 19.9%

Review Activity

Reviews received by period

3.7K/30d

Beam Competitive Analysis

Analyze competitive density and market positioning. Understand how businesses rank against competitors and identify market opportunities.

Competitor Density

Avg competitors within 2km

Popularity Index

Market position percentile

15percentile

050100

Beam Scores

Quality metrics breakdown

Rating ScoreOverall rating quality

86%

Rating HealthRating trend stability

82%

Social PresenceSocial media activity

58%

Data CompletenessProfile data coverage

81%

Review ConfidenceReview authenticity

95%

Data Quality & Coverage

Ensure data reliability with comprehensive quality metrics. Track data freshness, address verification rates, and completeness scores to maintain confidence in your insights.

Location Data

Geographic data completeness

City100.0%

State100.0%

Borough6.7%

Street Address99.8%

Postal Code99.8%

City Boundary83.2%

Neighborhood7.0%

Contact Coverage

Business contact availability

Website

91.2%

Social Media

81.1%

51.9%

Phone

98.9%

Has Sentiment Data

99.6%

Location Verified

100.0%

Social Platform Coverage

Facebook79.1%

Instagram58.2%

Twitter/X49.0%

TikTok39.1%

LinkedIn38.9%

YouTube22.0%

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Exp. Level

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Beam Score

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