611310 — Colleges, Universities, and Professional Schools
Description
This industry comprises establishments primarily engaged in furnishing academic courses and granting degrees at baccalaureate or graduate levels. The requirement for admission is at least a high school diploma or equivalent general academic training. Instruction may be provided in diverse settings, such as the establishment's or client's training facilities, educational institutions, the workplace, or the home, and through diverse means, such as correspondence, television, the Internet, or other electronic and distance-learning methods. The training provided by these establishments may include the use of simulators and simulation methods (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Illustrative Examples
- Colleges (except junior colleges)
- Theological seminaries offering baccalaureate or graduate degrees
- Military academies, college-level
- Universities
- Professional schools (e.g., business administration, dental, law, medical)
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 8221 - Colleges, Universities, and Professional Schools (via SIC1987:8221→NAICS1997:61131→2002:611310→2007:611310→2012:611310→2017:611310→2022:611310)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC M1CA — OPERATION OF SCHOOLS
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 611310 valid in 2022? ▾
Yes, 611310 is a valid 6-digit 2022 NAICS national industry code representing 'Colleges, Universities, and Professional Schools' under Sector 61 in the official classification index.
What is the SBA size standard for NAICS code 611310? ▾
The Small Business Administration (SBA) has established a small business size standard of $34,500,000 for NAICS code 611310 (Colleges, Universities, and Professional Schools), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 611310? ▾
According to official Census Bureau concordance tables, NAICS code 611310 (Colleges, Universities, and Professional Schools) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 8221 - Colleges, Universities, and Professional Schools.
Related Pages & Tools
Further regulatory reference links for NAICS code 611310:
- Sector 61 Directory Hub — List of related industries in the Educational Services sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 611310 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Colleges, Universities, and Professional Schools).
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.