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St Peters, MO

Office

St Peters, MO Office Spaces for Lease

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Weldon Spring, MO Dardenne Prairie, MO Chesterfield, MO Wentzville, MO Saint Charles, MO Wildwood, MO Town And Country, MO Ellisville, MO

34 properties

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Office Units with Covered Walkway

Updated: Jul 13

Office Units with Covered Walkway

1405 Jungermann Road, St Peters, MO 63376

$2,838/Mo

1,798 sqft 1.23 AC lot

Two connected office suites within a five‑unit retail boutique
Separate bathroom and utility room provided for each suite
Finished interiors include carpet, tile, drywall, and neutral paint
Approximately 60 open parking spaces with covered walkway
Marquee signage rights included

Medical Office Space with Wash Area

Updated: Sep 20

Medical Office Space with Wash Area

6180 Mexico Road, St Peters, MO 63376

$3,500/Mo

0.76 AC lot

0.76‑acre medical office property at 6180 Mexico Road, St Peters, MO 63376
Layout includes waiting room, reception, 5 rooms, 2 offices, wash area, and holding area
Room dimensions range from 7x10 to 21x7
Lower level provides additional usable space
Separate rear building contains an onsite K9 training facility

Lower-Level Retail Space

Lower-Level Retail Space

4053 N Saint Peters Parkway, St Peters, MO 63304

$960/Mo

1.84 AC lot

Flexible commercial suite with two open areas, a break room, office area, and ample surface parking.

Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center

All-Brick Professional Office Building

All-Brick Professional Office Building

O Fallon, MO 63368

$18 SF/Yr

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.

Office Unit with Monument Signage

Office Unit with Monument Signage

1234 Jungermann Road, St Peters, MO 63376

$14 SF/Yr

0.55 AC lot

Lower-level office space with multiple private rooms, a conference area, kitchenette, storage, and dedicated restroom.

Furnished Private Coworking Office

Furnished Private Coworking Office

8-22 Richmond Center Ct, Saint Peters, MO 63376

$1,200/Mo per office

260 sqft

Renovated workspace includes utilities, Wi-Fi, parking, and access to shared business amenities.

Furnished Coworking Space

Furnished Coworking Space

1000 Mid Rivers Mall Drive Conference, St Peters, MO 63376

$129 SF/Yr

8,800 sqft

Furnished offices provide meeting, mailing, and shared workplace services.

Office Unit with Workstations

Office Unit with Workstations

4053 N Saint Peters Parkway 4053c-2, St Peters, MO 63304

$800/Mo

C-3-zoned office space with convenient access to Hwy 94 and I-364.

All-Brick Professional Office Building

All-Brick Professional Office Building

O Fallon, MO 63368

Contact for pricing

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.

Modern Office Space for Lease

Modern Office Space for Lease

11400 Veterans Memorial Pkwy, Lake St Louis, MO 63367

Contact for pricing

1,000 sqft

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

Renovated Medical Office Suites

Renovated Medical Office Suites

St Peters, MO 63376

Contact for pricing

2,724 sqft

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

Office Units with Covered Walkway

Office Units with Covered Walkway

C-1405 Jungermann Rd, Saint Peters, MO 63376

$2,838/Mo

1,798 sqft

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

Two-Story Medical Office Building

Two-Story Medical Office Building

St Peters, MO 63376

Contact for pricing

18,763 sqft

Divisible office space includes signage, elevator access, and renovated suite and common-area interiors.

Medical Office Suite with Monument Signage

Medical Office Suite with Monument Signage

O Fallon, MO 63368

Contact for pricing

2,184 sqft

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

Fully Built-Out Medical Office Suite

Fully Built-Out Medical Office Suite

O Fallon, MO 63366

Contact for pricing

1,707 sqft

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

Office Units

Office Units

O Fallon, MO 63368

Contact for pricing

10,600 sqft

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

Class A Office Building Suite

Class A Office Building Suite

O Fallon, MO 63368

Contact for pricing

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.

Medical Office Suite with Exam Rooms

Medical Office Suite with Exam Rooms

St Peters, MO 63376

Contact for pricing

1,500 sqft

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

Medical/Professional Office Suite For Rent

Medical/Professional Office Suite For Rent

114 Piper Hill Dr, St Peters, MO

Contact for pricing

7,180 sqft 1.00 AC lot

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

Class A Office Building

Class A Office Building

O Fallon, MO 63368

Contact for pricing

Corporate office setting with on-site fitness, café, parking, and prominent signage opportunities.

St Peters Office Space Available

St Peters Office Space Available

4600 Executive Center Pkwy, St Peters, MO

Contact for pricing

4,826 sqft 2.17 AC lot

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

O'Fallon Office Space Available

O'Fallon Office Space Available

O Fallon, MO

Contact for pricing

966 sqft 1.33 AC lot

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

Furnished Coworking Offices

Furnished Coworking Offices

B-1000 Mid Rivers Mall Dr, Saint Peters, MO 63376

$300/Mo per office

Private workspaces offer shared business amenities, controlled entry, and convenient parking at a corner location.

Office Space in St. Peters

Office Space in St. Peters

St Peters, MO

Contact for pricing

870 sqft 2.31 AC lot

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

St Peters, MO Office Spaces Lease Rates & Market Statistics

Browse 34 Office Spaces for lease in St Peters, MO on Realmo, a commercial real estate marketplace serving the St Peters area. The current inventory totals 122,425 square feet of properties — an average of ~3,600 SF per listing.

Office Spaces lease rates in St Peters range from $14 SF/Yr at the entry level to $129 SF/Yr at the top of the market, averaging $44.99 SF/Yr. That's a 9x spread between entry-level and premium space, making side-by-side comparison of asking rents and lease terms essential. The local average of $44.99 SF/Yr is 82% above the Missouri state average of $24.68 SF/Yr.

Within St. Charles County, most St Peters office spaces listings are located in and around Saint Peters, with additional options across the city. By space type, the market includes 25 office units, 10 medical office space listings and 5 office buildings — office buildings typically offer the lowest entry point, while office units command the highest rates.

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