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3435 Highway K , O Fallon, MO 63368

$850,000

2023
year built

Front cornter lot - $850,000. Back lot (rear) , Back lot (front) = $695,000. All utilities are located nearby. Each lot purchaser must install sewer pump. Seller has already addressed water detention.

Highlights

  • Commercial Sale
  • Built in 2023
  • 5.945 Acre Lot
  • 241 days on Market

  • Year Built
    2023
  • Construction Materials
    See Remarks
  • Cooling
    None
  • Heating
    None

  • Acres
    5.945

  • Area
    407 - Fort Zumwalt West
  • County
    Saint Charles
  • City
    O Fallon
  • Neighborhood
    Anton Hoester Estate
  • Zip Code
    63368

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Frequently Asked Questions

How do I schedule a tour of 3435 Highway K?

We can make that happen quickly. Click Tour This Home and we'll connect you directly with our vetted local partner to schedule your visit to 3435 Highway K.

They know commercial sales in the area well and can give you the guidance you need to buy with confidence.

How do I get more information about 3435 Highway K?

Click Ask a Question to talk with our team. You already know it is a N/A bed, N/A bath, listed for $850,000. We can talk through recent upgrades, potential seller motivation, how this commercial sale compares to others in O Fallon, and can even get you in to see the property quickly.

How much is the monthly mortgage payment for 3435 Highway K?

With a 20% down payment and a 30-year fixed loan at an illustrative 6.75% rate, the ez Mortgage Calculator estimates the monthly payment for 3435 Highway K at around $4,612. This includes estimated property taxes and insurance.

Want to see how this changes with different down payments or interest rates? Jump to the calculator to run the numbers and fine-tune your plan.

How do I get pre-approved to buy 3435 Highway K?

Stand out in a competitive market by getting pre-approved today. Our quick and private pre-approval process helps you understand your true buying power—no credit pull required to explore all of your options.

Or, let us connect you with our preferred local lender in Saint Charles County. They will give you all of your available financing options, based on your specific situation and what is available to you.

Can I negotiate the asking price for 3435 Highway K?

In most cases, yes. Whether 3435 Highway K is priced competitively or not, your best offer depends on your personal situation, the seller's timeline, and recent activity in O Fallon's market. Our preferred local partner will help you craft a strategy—factoring in comparable properties that have sold, timing, and deal structure—to make a smart, strong offer. Click here to ask about negotiation opportunities.

How do I make an offer on 3435 Highway K?

We can handle that for you. Our preferred local agent specializes in commercial sales in O Fallon and can guide you through every step of the offer process.

You need an expert who is looking out for your best interests. From market valuation to contingencies and timing, they'll help you present a compelling offer that fits your goals. Click Ask a Question to get started today.

How long has this property been on the market?

3435 Highway K was listed on March 11, 2026, which means it's been on the market for 241 days.

Want to keep tabs on it? Click the ♥ to favorite this home and get notified of price drops or changes.

When was this house built?

This home was built in 2023, making it approximately 3 years old.

What is the lot size of this property?

3435 Highway K sits on a 5.95-acre lot, which is 259,182 square feet.

What are the property taxes for 3435 Highway K?

The most recent public record shows annual property taxes for 3435 Highway K were approximately $40. This may change with reassessment or exemptions. Our local partner can verify current tax amounts and help you estimate future costs based on your situation.

Is 3435 Highway K still available for sale?

Yes, this home is still available! Click the ♥ to favorite it so you don't miss any changes—or ask our local expert to schedule a time to see it in person.

Source: ez Home Search, MLS Data


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Based on information submitted to the MLS GRID as of November 07, 2026 at 03:57PM. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Source: MARIS MLS | MLS#: 26014087