# 3710 FM 621 Highway, San Marcos, TX 78666

> **TL;DR:** land, $1,200,000. Est. $5,200/mo. Listed 321 days.

## Property at a Glance

| Attribute | Value |
|-----------|-------|
| Price | $1,200,000 |
| Lot Size | 456,944 sqft (10.49 acres) |
| Property Type | Land (Other) |
| Status | For Sale |
| Days on Market | 321 |

## Estimated Monthly Costs

| Category | Amount |
|----------|--------|
| Mortgage (20% down, 6.5%) | $5,200 |
| **Total** | **$5,200** |

## Property Highlights

- 10.49 acre lot

## Description

### Agent Description
10.49 Acres - Mobile Home Park & Commercial Opportunity Near Toll 130 & I-35. Incredible investment and development opportunity! Situated on 10.49 unrestricted acres, this versatile property features an established mobile home park equipped with 10 septic systems, 10 water meters, and 11 electric meters-offering excellent infrastructure for continued use or future expansion. With no zoning restrictions, the possibilities are wide open: continue as a cash-flowing mobile home park, develop a new commercial or industrial venture, or explore mixed-use potential.Enjoy prime access just minutes from Toll 130 and I-35, making this a strategic location for commuters, businesses, and future growth in the rapidly developing Central Texas corridor. Come tour it today!

## Location

- **Address:** 3710 FM 621 Highway, San Marcos, TX 78666
- **County:** Hays
- **Coordinates:** 29.826648, -97.898388
- **Google Maps:** https://www.google.com/maps?q=29.826648,-97.898388

## Listing Agent

- **Name:** Tyler Williams
- **Brokerage:** Land Up Realty & Investments
- **Phone:** 5127386882
- **Email:** tylerwgl@gmail.com

## Primary Photo

![3710 FM 621 Highway - Primary Photo](http://lh.rdcpix.com/f830fb04695f197505edca29c50a2d4dl-f581528257r.jpg)

*7 total photos available on [listing page](https://www.propertysimple.com/listing/3710-fm-621-highway-san-marcos-tx-78666-r586550)*

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**MLS#:** 586550 | **Updated:** 2026-06-18
**Source:** listhub

*Copyright © 2026 Central Texas Multiple Listing Service. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.*

[View on PropertySimple](https://www.propertysimple.com/listing/3710-fm-621-highway-san-marcos-tx-78666-r586550)

---

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