Seguin, TX Office Units for Lease

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21 properties

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Updated: Jul 28

Downtown Office Suites

217 S River Street, Seguin, TX 78155

$850/Mo

20,128 sqft 0.31 AC lot

20,128‑square‑foot office building on a 0.3059‑acre site
Multiple office suites with varied sizes and layouts
Each suite includes a private office and restroom
Located on the historic downtown square at 217 S River Street
Utilities included with a private business mailbox

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Updated: Apr 16

Office Units in Brick Building

314 N Austin Street, Seguin, TX 78155

$800/Mo

4,554 sqft 0.08 AC lot

4,554‑square‑foot office property
Building constructed in 1906
COMM zoning
Brick, block, glass, and concrete construction materials
Tile and carpet flooring

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Renovated Flex Space

1427 N Austin Street, Seguin, TX 78155

$1,695/Mo

1,565 sqft 0.08 AC lot

1920s-era brick commercial space with an open layout, hardwood flooring, tall ceilings, and updated restrooms.

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Flex Space with Roll-Up Door

1419 Fleming Dr Warehouse 10, Seguin, TX 78155

$1,335/Mo

12,500 sqft

Zoned C, with a private restroom, enclosed office, open work area, and direct drive-up access.

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Updated Medical Office Condominium

515 N King Street, Seguin, TX 78155

$2,285/Mo

1.27 AC lot

Professional suite with tile flooring, electric heating and cooling, and driveway parking.

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Medical Office Space

936 S Highway 123 Bypass, Seguin, TX 78155

$30 SF/Yr

13,026 sqft 1.00 AC lot

Flexible layout with private offices, exam rooms, and a dedicated waiting area.

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Flex Space With Warehouse Area

1012 Schriewer, Seguin, TX 78155

$4,500/Mo

16,555 sqft 2.61 AC lot

Combined office and industrial areas with a ramp entrance, concrete flooring, and public water and sewer service.

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Downtown Office Suites

217 S River St #200, Seguin, TX 78155

$850/Mo

20,128 sqft

Updated workspaces provide private offices, restrooms, natural light, utilities, and a private business mailbox.

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Eight-Office Professional Suite

3040 W Interstate 10 Expressway, Seguin, TX 78155

$3,800/Mo

2,442 sqft 0.87 AC lot

Professional office space with a conference room, central air, and direct access to IH 10.

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Downtown-Close Office Space

314 N Austin St, Seguin, TX 78155

$800/Mo

4,554 sqft

Office space in a building near downtown Seguin, available for rent.

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Versatile Flex Space in Seguin

1012 Schriewer, Seguin, TX 78155

$4,500/Mo

16,555 sqft 2.61 AC lot

16,555 sq ft flex building on 2.61 acres.

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Office Suite with Private Office and Restroom

217 S River St 200, Seguin, TX 78155

$850/Mo

Luxury office suites offer a private office and restroom, with updated interiors and abundant natural light.

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Renovated Flex Space

1427 N Austin St, Seguin, TX 78155

$1,695/Mo

1,565 sqft

Open commercial space with hardwood floors, tall ceilings, large windows, and a gross lease structure.

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Seguin Industrial Warehouse Space

299 Navarro Drive #1, Seguin, TX 78155

$1,875/Mo

1,500 sqft

1500 sqft industrial warehouse with modern office space for lease.

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Updated Office Suites

200-217 S River Street, Seguin, TX 78155

$850/Mo

Private offices and restrooms are complemented by natural light, utilities, and a private business mailbox.

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Updated Medical Office Condominium

515 N King St 108, Seguin, TX 78155

$2,285/Mo

Turnkey, freshly updated office condo available July 1, 2026, positioned for medical or other professional use near the hospital.

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Updated Professional Office Condominium

108-515 N King St, Seguin, TX 78155

$2,285/Mo

Updated office condo available July 1, 2026, suited for medical or other professional office users.

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Renovated Office Suite with Reception

128 S Moss St, Seguin, TX 78155

Contact for pricing

1,400 sqft

Renovated 1,400 SF office suite with a reception area, four private offices, and a coffee nook.

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Two-Story Office Building

A-109 N River St, Seguin, TX 78155

$4,888/Mo

4,250 sqft

Downtown commercial space includes seven offices, flex rooms, and multiple customer-facing entrances.

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Newly Renovated Office Space

1117 E Court St, Seguin, TX 78155

Contact for pricing

Newly renovated, move-in-ready office space on a high-visibility corridor in Seguin.

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Office Suite For Rent

314 N Austin St. Ste. 104-105, Seguin, TX 78155

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Office suite available for rent, utilities included.

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Based on your search, we've compiled 38 Potential Opportunities for your consideration. Besides 21 Active listings in Seguin, TX, we suggest exploring alternatives. Similar 17 Properties for Sales.

Similar Spaces for Sale in Seguin, TX

Consider Similar Space for Sale. We found 17 Spaces matching your search parameters.

Historic Coworking Space

204 S Austin Street, Seguin, TX 78155

$898,000

4,954 sqft 0.10 AC lot

Two-level workspace with private desks, conference capacity, balcony access, and technology infrastructure in a masonry building.

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Mixed-Use Commercial Property

256 W Court Street, Seguin, TX 78155

$2,400,000

18,960 sqft 93.00 AC lot

Three-parcel commercial holding with retail, office, warehouse, storage, and parking components.

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Downtown Seguin Commercial Real Estate

256 W Court St, Seguin, TX 78155

$2,400,000

16,000 sqft 93.00 AC lot

Full block of commercial real estate in downtown Seguin.

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Seguin, TX Office Units Lease Rates & Market Statistics

Explore 21 Office Units for lease in Seguin, TX on Realmo, a commercial real estate exchange covering the Seguin area. The current inventory totals 120,722 square feet of properties — an average of ~5,750 SF per listing.

Asking lease rates for Office Units in Seguin start at $1.28 SF/Yr, average $10.50 SF/Yr, and reach $30 SF/Yr at the top of the market. That's a 23x spread between entry-level and premium space, making side-by-side comparison of asking rents and lease terms essential. The local average of $10.50 SF/Yr is 55% below the Texas state average of $23.40 SF/Yr.

Seguin accounts for 72% of the 29 office units currently available across Guadalupe County, where nearby markets include Schertz and Cibolo. Office Units make up 84% of the 25 Office Spaces currently for lease in Seguin, with asking rates averaging $10.50 SF/Yr — 15% below the citywide Office Spaces average of $12.40 SF/Yr. Also worth a look for tenants weighing alternatives: Medical Office Space (6 listings) elsewhere in the Seguin market.

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