Saint Peters, MO Office Spaces for Rent & Lease

Updated: Jul 13

Three-Suite Office Property

1405 Jungermann Road, St Peters, MO 63376

$4,636/Mo

1,798 sqft 1.23 AC lot

Three office suites with separate bathrooms and utility rooms
Approximately 60‑space open parking lot with covered front walkway
Carpet, tile, drywall, and neutral paint already installed
Access to Hwy 94, the Page extension, I‑70, and I‑64
1.23‑acre property at 1405 Jungermann Road, St. Peters, MO 63376

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Updated: Jul 6

Lower-Level Office/Retail Space

4053 N Saint Peters Parkway, St Peters, MO 63304

$960/Mo

1.84 AC lot

960 SF lower‑level suite on the backside of Signature Center
Break room/office plus two large open areas
Minimum 3‑year lease term
Tenants pay electric, internet, phone, and tenant’s insurance
Landlord pays property insurance, real estate taxes, water, sewer, trash, and parking/landscaping

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Office Unit with Workstations

4053 N Saint Peters Parkway, St Peters, MO 63304

$800/Mo

1.84 AC lot

C-3 zoned office unit in a business park with accessible entry, central air, and open parking lot access.

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Two-Level Corner Office Suite

3962 Mexico Road, St Peters, MO 63376

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3,800 sqft 1.73 AC lot

Main-level open office with private conference room plus a walkout lower level featuring multiple offices and amenities.

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All-Brick Professional Office Building

O Fallon, MO 63368

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2,946 sqft 0.16 AC lot

All-brick professional office building with space available for lease in Keaton Corporate Park near Hwy K and US 64.

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Modern Office Space for Lease

11400 Veterans Memorial Pkwy, Lake St Louis, MO 63367

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1,000 sqft

Flexible office suites with spacious floor plans, customizable layouts, and ample parking for convenient day-to-day operations.

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Historic Office Unit

113 Main Street, St Peters, MO 63376

$1,200/Mo

Renovated interior combines updated finishes with retained historic character and a covered front porch.

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Renovated Medical Office Suites

St Peters, MO 63376

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2,724 sqft

Newly renovated second-floor suites ranging from small to large medical or professional office configurations.

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Office Units with Covered Walkway

C-1405 Jungermann Rd, Saint Peters, MO 63376

$4,636/Mo

1,798 sqft

Three finished office suites in a suburban business park with separate support areas and convenient regional highway access.

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Medical Office Suite with Monument Signage

O Fallon, MO 63368

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2,184 sqft

Medical office suite in a newer building with monument signage and building signage near local amenities.

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Fully Built-Out Medical Office Suite

O Fallon, MO 63366

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1,707 sqft

Fully built-out 1,707 SF medical suite available in a multi-tenant retail building with monument and building signage.

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Office Units

O Fallon, MO 63368

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10,600 sqft

Commercial office space suitable for professional users in a substantial multi-suite property.

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Class A Office Building Suite

O Fallon, MO 63368

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1,825 sqft 4.63 AC lot

Class A office building offering upscale finishes within a well-maintained professional setting in O’Fallon’s business corridor.

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Medical Office Suite with Exam Rooms

St Peters, MO 63376

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1,500 sqft

Move-in ready suite features four exam rooms, a waiting area, reception office, kitchenette, and separate bathroom.

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All-Brick Professional Office Building

O Fallon, MO 63368

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5,892 sqft 0.16 AC lot

All-brick office building with 2,946 SF available for lease near Hwy K and US 64 in Keaton Corporate Park.

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O'Fallon Commercial Suite For Rent

O Fallon, MO 63366

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2,200 sqft

2,200 SF commercial suite in the heart of O’Fallon.

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Medical/Professional Office Suite For Rent

114 Piper Hill Dr, St Peters, MO

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7,180 sqft 1.00 AC lot

Medical/professional office suite available for lease with monument signage.

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St Peters Office Space Available

4600 Executive Center Pkwy, St Peters, MO

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4,826 sqft 2.17 AC lot

Office space available in St Peters, move-in November 2025.

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O'Fallon Office Space Available

O Fallon, MO

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966 sqft 1.33 AC lot

Office space available for lease in O'Fallon, Missouri.

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Office Space with Ample Parking

1236 Jungermann Rd, St Peters, MO 63376

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520 sqft

Office space with ample parking and easy access to Highway 94.

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Office Space in St. Peters

St Peters, MO

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870 sqft 2.31 AC lot

Office space available for lease in St. Peters, Missouri.

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O'Fallon Office Space Available

O Fallon, MO

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2,000 sqft 0.23 AC lot

2000 square feet of office space for rent.

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O'Fallon Office Space Available

O Fallon, MO 63368

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2,275 sqft

Single tenant office space available for rent in O'Fallon.

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Freestanding Office Building

O Fallon, MO 63366

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11,058 sqft

Freestanding office building with 8,053 SF main level, lower level space, and 71 parking spaces on a 1.44-acre lot.

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Saint Peters, MO Office Spaces Lease Rates & Market Statistics

Explore 38 Office Spaces for lease in Saint Peters, MO on Realmo, a commercial real estate exchange covering the Saint Peters area. The current inventory totals 191,773 square feet of properties — an average of ~5,050 SF per listing.

Asking lease rates for Office Spaces in Saint Peters start at $30.94 SF/Yr, average $30.94 SF/Yr, and reach $30.94 SF/Yr at the top of the market. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings. At $30.94 SF/Yr, the local average runs 20% above Missouri's state average of $25.79 SF/Yr.

Saint Peters accounts for 42% of the 91 office spaces currently available across St. Charles County, where nearby markets include Saint Charles and O Fallon. By space type, the market includes 26 office units, 9 medical office space listings and 6 office buildings.