Antitrust Radar

Economy-wide observatory

U.S. industry concentration atlas

How concentrated each U.S. industry is, from broad sectors down to detailed lines of business, with each industry's sales, value of shipments, or revenue, and employment from the Census Bureau. Census categories are statistical groupings and are not necessarily antitrust markets.

899Detailed industriessix-digit NAICS679Published HHI220 withheld68Top decileHHI >= 1,081$50.3TRevenue represented2022 Census

Sector signal plane

Where sector medians sit in the Census universe

17 sectorscircle = detailed rowsOpen priority list
Sector median HHI and CR4 signal planeSeventeen Census sectors plotted by median detailed-industry HHI and median CR4, with screen, watch, and priority review HHI regions. Circle size represents the number of detailed industries. Each point links to the filtered industry atlas.Median detailed-industry HHIMedian CR4 (%)Mining, quarrying, and oil and gas extraction: median HHI 559.2; median CR4 43.7% across 21 detailed industries.21Utilities: median HHI 615.9; median CR4 41.6% across 14 detailed industries.22Construction: median HHI 19.4; median CR4 6.4% across 31 detailed industries.Manufacturing: median HHI 439.3; median CR4 38.5% across 346 detailed industries.Wholesale trade: median HHI 360.8; median CR4 29.9% across 69 detailed industries.Retail trade: median HHI 133.9; median CR4 32.8% across 57 detailed industries.Transportation and warehousing: median HHI 277.4; median CR4 40% across 54 detailed industries.Information: median HHI 638.2; median CR4 45.6% across 29 detailed industries.51Finance and insurance: median HHI 405.8; median CR4 31% across 29 detailed industries.Real estate and rental and leasing: median HHI 116.9; median CR4 29.4% across 24 detailed industries.Professional, scientific, and technical services: median HHI 94.9; median CR4 17.8% across 48 detailed industries.Administrative and support and waste management and remediation services: median HHI 182; median CR4 23.5% across 44 detailed industries.Educational services: median HHI 75.6; median CR4 15% across 14 detailed industries.Health care and social assistance: median HHI 35.8; median CR4 8.4% across 39 detailed industries.Arts, entertainment, and recreation: median HHI 192.2; median CR4 21.2% across 25 detailed industries.Accommodation and food services: median HHI 15; median CR4 8% across 15 detailed industries.Other services (except public administration): median HHI 54.3; median CR4 12.8% across 40 detailed industries.
Below 100100-299300-499500+
Priority review / NAICS 51Information
Median HHI638.2Median CR445.6%Sector rank1 / 17Top-decile industries4 / 29

13.8% of detailed industries in this sector fall in the national HHI top decile.

Open sector evidence

NAICS hierarchy navigator

Move through the official industry classification

Select any branch to carry its detailed-industry scope into the concentration plane, economy map, and evidence directory below.

Current branchRetail tradeSector / level 2 of 6
Detailed descendants57Six-digit records in scope
Published HHI54.4%31 published / 26 withheld
Revenue$7TExact Census hierarchy row

Direct subsector records

Retail trade / bars normalized to the largest visible revenue value

Selected classification

NAICS 44-45

Retail trade

Sector with 57 detailed descendants.

Median HHI
133.9
Revenue
$7T
Employment
17.1M
Employer firms
648.9K

Curated antitrust layer

Research coverage gap

Profile AtlasDataTrace 2017-2022

NAICS hierarchy is an economic classification, not a legal product or geographic market definition.

Economy concentration plane

See scale and concentration together

Revenue uses a logarithmic axis, circle area follows employer-firm count, and color identifies the two-digit NAICS sector.

Current scopeRetail trade57 detailed rows
Published HHI3154.4% of scope
Median HHI133.9Median CR4 32.8%
Revenue represented$7T26 HHI disclosure-withheld

Detailed-industry cross-section

31 published industries plotted by revenue, HHI, employer-firm count, and NAICS sector.

26 withheld
NAICS 457110: Gasoline stations with convenience stores; HHI 196.1; $533.8B revenue; 56,502 employer firmsNAICS 458110: Clothing and clothing accessories retailers; HHI 251.4; $284.8B revenue; 41,966 employer firmsNAICS 445110: Supermarkets and other grocery retailers (except convenience retailers); HHI 506.7; $808.8B revenue; 41,556 employer firmsNAICS 445320: Beer, wine, and liquor retailers; HHI 80.6; $73.8B revenue; 32,201 employer firmsNAICS 459999: All other miscellaneous retailers; HHI 87.7; $62.3B revenue; 30,996 employer firmsNAICS 445131: Convenience retailers; HHI 37.4; $38.8B revenue; 29,905 employer firmsNAICS 444180: Other building material dealers; HHI 58.9; $166.6B revenue; 23,208 employer firmsNAICS 456110: Pharmacies and drug retailers; HHI 1,710.8; $543.9B revenue; 19,676 employer firmsNAICS 459991: Tobacco, electronic cigarette, and other smoking supplies retailers; HHI 14.6; $31.3B revenue; 19,453 employer firmsNAICS 459110: Sporting goods retailers; HHI 395.8; $81.7B revenue; 17,834 employer firmsNAICS 441110: New car dealers; HHI 25.4; $1.2T revenue; 17,242 employer firmsNAICS 441330: Automotive parts and accessories retailers; HHI 645.3; $95.3B revenue; 17,199 employer firmsNAICS 459420: Gift, novelty, and souvenir retailers; HHI 151.5; $24.5B revenue; 16,663 employer firmsNAICS 459510: Used merchandise retailers; HHI 39.4; $24.8B revenue; 15,344 employer firmsNAICS 449110: Furniture retailers; HHI 133.9; $91.5B revenue; 14,197 employer firmsNAICS 441340: Tire dealers; HHI 480.4; $43.3B revenue; 11,132 employer firmsNAICS 456120: Cosmetics, beauty supplies, and perfume retailers; HHI 774.8; $50.3B revenue; 10,885 employer firmsNAICS 449129: All other home furnishings retailers; HHI 802.6; $64.9B revenue; 9,761 employer firmsNAICS 456191: Food (health) supplement retailers; HHI 167.4; $21.6B revenue; 8,087 employer firmsNAICS 456199: All other health and personal care retailers; HHI 96.6; $23B revenue; 7,176 employer firmsNAICS 441227: Motorcycle, ATV, and all other motor vehicle dealers; HHI 10.6; $43.5B revenue; 6,569 employer firmsNAICS 458210: Shoe retailers; HHI 565.5; $57B revenue; 5,329 employer firmsNAICS 445240: Meat retailers; HHI 75.4; $11.7B revenue; 5,189 employer firmsNAICS 459920: Art dealers; HHI 186.5; $11.1B revenue; 5,009 employer firmsNAICS 457210: Fuel dealers; HHI 132.8; $43.3B revenue; 3,984 employer firmsNAICS 444230: Outdoor power equipment retailers; HHI 46.4; $13.6B revenue; 3,584 employer firmsNAICS 459410: Office supplies and stationery retailers; HHI 2,004.5; $32.7B revenue; 3,182 employer firmsNAICS 449122: Window treatment retailers; HHI 116; $4.8B revenue; 2,988 employer firmsNAICS 445291: Baked goods retailers; HHI 17.6; $1.8B revenue; 2,407 employer firmsNAICS 445250: Fish and seafood retailers; HHI 23.8; $3.8B revenue; 2,168 employer firmsNAICS 455110: Department stores; HHI 2,386.8; $60.7B revenue; 63 employer firms

Selected record

Department stores

NAICS 455110
HHI
2,386.8
Revenue
$60.7B
CR4
84.9%
Employer firms
63
Open industry profile

High-HHI tail

Highest measured rows

01Department storesNAICS 455110 / $60.7B2,386.802Office supplies and stationery retailersNAICS 459410 / $32.7B2,004.503Pharmacies and drug retailersNAICS 456110 / $543.9B1,710.804All other home furnishings retailersNAICS 449129 / $64.9B802.605Cosmetics, beauty supplies, and perfume retailersNAICS 456120 / $50.3B774.806Automotive parts and accessories retailersNAICS 441330 / $95.3B645.3

Circle position and rank use Census-published HHI only. Disclosure-withheld values remain in the directory and are excluded from measured comparisons.

Economy composition map

See where economic scale and concentration meet

Each tile is one six-digit NAICS industry. Area follows the selected economic measure; color carries either published HHI or sector identity.

Size tiles by
Color tiles by
Current scopeRetail trade57 detailed rows
Area / Revenue$7TSales, shipments, or revenue
Color / NAICS sector31 published26 HHI disclosure-withheld
Scope median HHI133.9Unweighted across published rows

Area = revenue / Color = naics sector

1 sector groups / 57 positive-value industries

2022 Economic Census

Active industry

New car dealersNAICS 441110

Revenue

$1.2T

17.01% of current scope / 17.0% of sector

HHI
25.4
CR4
8.4%
Employment
1,150,441
Employer firms
17,242
Open evidence profile

Largest by revenue

01New car dealers441110$1.2T02Warehouse clubs and supercenters455211$810.4B03Supermarkets and other grocery retailers (except convenience retailers)445110$808.8B04Pharmacies and drug retailers456110$543.9B

Tile area represents revenue within this detailed-industry scope. HHI is a national NAICS screen, not a legal antitrust market. Disclosure-withheld values remain mapped and use the gray band.

Census industry directory

Compare the full NAICS hierarchy

HHI and concentration ratios are based on national sales, value of shipments, or revenue for employer firms.

57 of 1,866
NAICS 455110Department storesDetailed industry
HHI2,386.8CR484.9%Revenue$60.7B
NAICS 459410Office supplies and stationery retailersDetailed industry
HHI2,004.5CR478.2%Revenue$32.7B
NAICS 456110Pharmacies and drug retailersDetailed industry
HHI1,710.8CR471%Revenue$543.9B
NAICS 449129All other home furnishings retailersDetailed industry
HHI802.6CR451.3%Revenue$64.9B
NAICS 456120Cosmetics, beauty supplies, and perfume retailersDetailed industry
HHI774.8CR449.8%Revenue$50.3B
NAICS 441330Automotive parts and accessories retailersDetailed industry
HHI645.3CR446.9%Revenue$95.3B
NAICS 458210Shoe retailersDetailed industry
HHI565.5CR437.6%Revenue$57B
NAICS 445110Supermarkets and other grocery retailers (except convenience retailers)Detailed industry
HHI506.7CR439.2%Revenue$808.8B
NAICS 441340Tire dealersDetailed industry
HHI480.4CR437%Revenue$43.3B
NAICS 459110Sporting goods retailersDetailed industry
HHI395.8CR434.8%Revenue$81.7B
NAICS 458110Clothing and clothing accessories retailersDetailed industry
HHI251.4CR427.1%Revenue$284.8B
NAICS 457110Gasoline stations with convenience storesDetailed industry
HHI196.1CR423.4%Revenue$533.8B
NAICS 459920Art dealersDetailed industry
HHI186.5CR423.4%Revenue$11.1B
NAICS 456191Food (health) supplement retailersDetailed industry
HHI167.4CR421.5%Revenue$21.6B
NAICS 459420Gift, novelty, and souvenir retailersDetailed industry
HHI151.5CR422.3%Revenue$24.5B
NAICS 449110Furniture retailersDetailed industry
HHI133.9CR418.9%Revenue$91.5B
NAICS 457210Fuel dealersDetailed industry
HHI132.8CR419.5%Revenue$43.3B
NAICS 449122Window treatment retailersDetailed industry
HHI116CR418.6%Revenue$4.8B
NAICS 456199All other health and personal care retailersDetailed industry
HHI96.6CR415.8%Revenue$23B
NAICS 459999All other miscellaneous retailersDetailed industry
HHI87.7CR415.4%Revenue$62.3B
NAICS 445320Beer, wine, and liquor retailersDetailed industry
HHI80.6CR414.7%Revenue$73.8B
NAICS 445240Meat retailersDetailed industry
HHI75.4CR415.2%Revenue$11.7B
NAICS 444180Other building material dealersDetailed industry
HHI58.9CR413%Revenue$166.6B
NAICS 444230Outdoor power equipment retailersDetailed industry
HHI46.4CR49.9%Revenue$13.6B
NAICS 459510Used merchandise retailersDetailed industry
HHI39.4CR49.8%Revenue$24.8B

A NAICS industry is a statistical classification, not a legally defined antitrust market. Use these national revenue concentration measures to screen where deeper product and geographic market analysis may be warranted, not to infer market power or liability.

U.S. Industry Concentration Atlas | Antitrust Radar