Businesses in San Marcos, Texas

As of October 16, 2026, ListRiver's records show 4,417 active registered businesses in San Marcos, Texas. 75% are LLCs. 49 were formed in September 2026.

From official Texas registry records, updated weekly. Most San Marcos businesses are in Hays County. Look up a Texas business by name.

Businesses on record
4,417
Formed in the last 12 months
707
Formed in September
49
With a registered agent
2%
71 records

New San Marcos businesses per month

050100Oct 2024: 31Oct 24Nov 2024: 21Dec 2024: 30Jan 2025: 372025Feb 2025: 29Mar 2025: 23Apr 2025: 34May 2025: 32Jun 2025: 29Jul 2025: 35Aug 2025: 42Sep 2025: 32Oct 2025: 32Nov 2025: 30Dec 2025: 26Jan 2026: 812026Feb 2026: 65Mar 2026: 77Apr 2026: 89May 2026: 69Jun 2026: 60Jul 2026: 59Aug 2026: 70Sep 2026: 49

Businesses on record by formation month, through September 2026. Monthly Texas new-business reports · Get the list of 49 new businesses formed in September 2026

Entity types

  • LLCs3,302 · 75%
  • Corporations470 · 11%
  • Nonprofits411 · 9%
  • Other168 · 4%
  • Limited partnerships65 · 1%
  • LLPs1 · 0%

Top ZIP codes

Industries (where known)

  • Real Estate206 · 21%
  • Professional & Technical Services142 · 14%
  • Other Services102 · 10%
  • Construction81 · 8%
  • Retail Trade62 · 6%
  • Health Care & Social Assistance56 · 6%
  • Accommodation & Food Services52 · 5%
  • Administrative & Support Services43 · 4%
  • Finance & Insurance39 · 4%
  • Arts, Entertainment & Recreation38 · 4%

Newest business names registered in San Marcos

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BusinessCityTypeFormed
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
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Name hiddenSan MarcosCorporationSep 2026
Name hiddenSan MarcosLLCSep 2026
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Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosNonprofitSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosCorporationSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosOtherSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026
Name hiddenSan MarcosLLCSep 2026

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Common questions about San Marcos businesses

How many businesses are registered in San Marcos, Texas?

ListRiver has 4,417 active registered businesses in San Marcos, Texas on record as of October 16, 2026, from official Texas business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in San Marcos, Texas in September 2026?

49 businesses on record in San Marcos, Texas were formed in September 2026.

How many new businesses opened in San Marcos, Texas in the last 12 months?

707 businesses on record in San Marcos, Texas were formed in the 12 months through September 2026.

What is the most common type of business in San Marcos, Texas?

LLCs are the most common: 3,302 of 4,417 businesses on record (75%), followed by Corporations with 470 (11%).

Where does this data come from?

From Texas's official business registry. ListRiver loads each new state file, standardizes it, removes duplicates and updates its database weekly. Email and industry details are added from SMBCredit.net where available.

How do I get a list of businesses in San Marcos, Texas?

Use ListRiver's list builder to filter San Marcos, Texas businesses by entity type, formation date, industry and contact details, see the exact count and price, and download a CSV. Every list includes monthly refresh files.

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About this data

Counts come from official Texas business registry records on file with ListRiver, current as of October 16, 2026. They include businesses that are active on the state register; dissolved and defunct entities are excluded. Contact details are added from SMBCredit.net where available. Formation months reflect the registration date the state reports. See the methodology for sources, update schedules and known limits.