NAICS 48514-digit industry group · NAICS 2022

NAICS Code 4851: Urban Transit Systems

The NAICS code for Urban Transit Systems is 4851.

Urban Transit Systems operate fixed-route bus, rapid transit rail, and light rail services within metropolitan areas that provide daily mobility for millions of commuters and low-income households. These systems are primarily publicly operated or publicly funded and are vital to reducing urban congestion and carbon emissions.

Urban Transit Systems falls under the NAICS code for NAICS 485 — Transit and Ground Passenger Transportation, a subsector of Transportation and Warehousing.

7,664

Total US Entities

NAICS Industries

4851

NAICS Code

Classification

NAICS Industries (5-digit)

NAICS Code	Industry Title	US Entities
48511	NAICS 48511 — Urban Transit Systems	7,664

NAICS 2022

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Other Industry Groups in Transit and Ground Passenger Transportation

NAICS 4852 — Interurban and Rural Bus Transportation3,500 entities

NAICS 4853 — Taxi and Ridesharing Services35,000 entities

NAICS 4854 — School and Employee Bus Transportation8,000 entities

NAICS 4855 — Charter Bus Industry2,500 entities

NAICS 4859 — Other Transit and Ground Passenger Transportation4,609 entities

Working with legacy records? convert a NAICS code to SIC using the mapping table — NAICS 2022 at the five-digit industry level paired with SIC 1987 four-digit industries, with coverage gaps stated.