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Welcome home to this completely updated 3 bedroom, 2 full bath ranch in the Affton School District! Gorgeous wood floors and natural light flow throughout the main level, which offers a spacious floor plan ready to fit your lifestyle however you choose to live it. The kitchen boasts SS, brand new appliances and ample counterspace. The large primary bedroom features its own private ensuite bath and large closet. Two additional spacious bedrooms and full bath finish out the main level. ALL NEW WINDOWS! The fully finished lower level adds a huge recreation space and a bonus room great for guest room, game room, studio, or whatever you can imagine. Outside, the corner lot offers great curb appeal and a brand new, fully fenced backyard. A two car garage completes the package. Brand new systems and appliances, beautiful finishes, and room to grow in a great school district. Schedule your showing today!

  • Bedrooms
    3
  • Bathrooms
    2
  • Year Built
    1975
  • Architectural Style
    Ranch
  • Construction Materials
    Brick
  • Garage Spaces
    2.0
  • Parking Features
    Garage Door Opener, Garage, Garage Faces Front
  • Living Area
    1380.0
  • Interior Features
    Ceiling Fan(s), Pantry, Recessed Lighting
  • Appliances
    Stainless Steel Appliance(s), Electric Cooktop
  • Exterior Features
    Lighting, Private Yard
  • Patio And Porch
    Front Porch
  • Security Features
    Fire Alarm, Carbon Monoxide Detector(s)
  • Cooling
    Ceiling Fan(s), Central Air
  • Heating
    Forced Air
  • Basement
    Finished, Full

  • Acres
    0.1712
  • Lot Features
    Corner Lot
  • Utilities
    Cable Available, Natural Gas Connected, Electricity Connected
  • Water
    Public

  • Area
    271 - Affton
  • County
    St. Louis
  • City
    Alton
  • Neighborhood
    Gravois Weber Park
  • Zip Code
    63123
  • High School
    Affton High
  • Middle School
    Rogers Middle
  • Elementary School
    Mesnier Primary School

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Frequently Asked Questions

How do I schedule a tour of 9045 Mathilda Ave?

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 9045 Mathilda Ave.

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

How do I get more information about 9045 Mathilda Ave?

Click Ask a Question to talk with our team. You already know it is a 3 bed, 2 bath, listed for $349,000. We can talk through recent upgrades, potential seller motivation, how this single family residence compares to others in Alton, and can even get you in to see the property quickly.

How much is the monthly mortgage payment for 9045 Mathilda Ave?

With a 20% down payment and a 30-year fixed loan at an illustrative 7.25% rate, the ez Mortgage Calculator estimates the monthly payment for 9045 Mathilda Ave at around $2,280. 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 9045 Mathilda Ave?

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 St. Louis 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 9045 Mathilda Ave?

In most cases, yes. Whether 9045 Mathilda Ave is priced competitively or not, your best offer depends on your personal situation, the seller's timeline, and recent activity in Alton'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 9045 Mathilda Ave?

We can handle that for you. Our preferred local agent specializes in residentials in Alton 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.

What is the price per square foot for this home?

This home is listed at $349,000 with 1,380 sqft of space—that comes out to approximately $253 per square foot.

How long has this property been on the market?

9045 Mathilda Ave was listed on October 22, 2026, which means it's been on the market for 18 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 1975, making it approximately 51 years old.

What is the lot size of this property?

9045 Mathilda Ave sits on a 0.17-acre lot, which is 7,405 square feet.

What schools are assigned to this property?

Based on MLS info, this home is zoned for:

  • Elementary: Mesnier Primary School
  • Middle: Rogers Middle
  • High: Affton High

Want to see how these schools compare? Check out our St. Louis County School Guide to see ratings, reviews, and more for the schools in the area.

What are the property taxes for 9045 Mathilda Ave?

The most recent public record shows annual property taxes for 9045 Mathilda Ave were approximately $3,526. 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 9045 Mathilda Ave still available for sale?

This home is pending sale, which means the seller has accepted an offer. You can favorite it to track status or ask our expert to help you find similar homes in this area. We'll also let you know if this property comes back on the market.

Source: ez Home Search, MLS Data

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Based on information submitted to the MLS GRID as of November 09, 2026 at 11:11PM. 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#: 26068889