324121

Analysis

NAICS 324121 is the 2022 national industry for asphalt paving mixture and block manufacturing, part of 32412 (Asphalt Paving, Roofing, and Saturated Materials Manufacturing). Census lists 7 example activities under it in the official index.

County Business Patterns counts 1,397 US establishments in this code in 2023, employing 17,655 people at an average annual payroll of $82,845 per employee (71st percentile of national industries). 41% of the establishments have fewer than five employees, which is close to the national mix.

By establishments it ranks 1st of the 2 codes at this level within Asphalt Paving, Roofing, and Saturated Materials Manufacturing, with 88.4% of them.

Its index entries, the activities Census uses to assign businesses to this code, include asphalt paving blocks made from purchased asphaltic…, asphalt paving mixtures made from purchased asphaltic…, asphalt road compounds made from purchased asphaltic… and blocks, asphalt paving, made from purchased asphaltic…, among 7 in all.

Its goods appear in 3 statistical lines of the US tariff schedule, mostly under headings 2517 (pebbles, gravel, broken or crushed stone, of a kind…) and 2715 (). That link is how import data is matched to domestic producers, for example in trade-remedy cases.

For example, refining crude petroleum and manufacturing asphalt and tar paving mixtures and blocks are classified in 324110 (Petroleum Refineries) instead.