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St. Charles County Property Management

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Let Us Manage Your St. Charles County Rental Property

Having a successful St. Charles County rental property requires a lot of time, effort, experience and knowledge. Let us save you that time, effort and frustration that comes with gaining that experience.

As a full service St. Charles County property management company, our team is responsible for taking care of all aspects of managing your rental(s).

How much rent can you get for your investment?

Our market analysis helps landlords and us make data-informed decisions about their rental property, including rate estimates and other information so they can invest and manage their investment property more wisely.

  • Get Optimized Rental Value for Your Property
  • Gain Crucial Insight into Current Market Conditions
  • Determine Your Cashflow from Monthly Rental Value

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Not Sure What You Can Charge For Your Rental?

Find Out Now With Our Free Rental Analysis Report! No Obligations, Just Free Information.

$1,000

The average rent for a one bedroom rental in St. Charles County, MO.

$1,300

The average rent for a two bedroom rental in St. Charles County, MO.

$1,800

The average rent for a three bedroom rental in St. Charles County, MO.

$?

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left to find out what you
should be charging.

Why Choose Turn Key Up Investments LLC

Why Hire Us Vs. Self-Managing

Maximize Your Income with Less Effort

At Turn Up Key Investments, we make your rental property more profitable by doing the heavy lifting. Many landlords believe property management adds to their costs—but in reality, our services increase your bottom line. With longer lease terms, dependable tenants, and fewer costly repairs, our clients consistently earn more and stress less.


Say Goodbye to the Day-to-Day Hassles

Managing rental property isn't just time-consuming—it can be overwhelming. From late-night maintenance calls to chasing down rent and juggling vendors, it quickly becomes a second job. Hand those tasks over to our experienced team, and regain your time, peace of mind, and weekends.


Smarter Screening = Stronger Tenants

Our proven tenant screening system uses advanced tools and thorough vetting to place the right people in your property. We dig deeper than a credit score to assess risk, reliability, and fit. With Turn Up Key Investments, you can expect fewer vacancies, fewer issues, and tenants who treat your property like home.

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Our Client Reviews Speak For Themselves

"The real estate experience with Turnkey Up exceeded my expectations and has been outstanding. The apartment was in pristine condition when I moved in. The rooms were clean, well-maintained, and tastefully decorated. The kitchen was fully equipped with modern appliances, and the bathroom was spotless. The Turnkey Up has been very responsive and helpful throughout the rental process. Any minor issues I encountered were promptly addressed, and the management team is always friendly and professional."

Jack Walker

"Managing my rental property was a constant struggle until I partnered with Turnkey Up. Their online portal provides easy access to financial records, and their maintenance team is highly responsive and efficient. This has significantly reduced my stress and saved me valuable time."

Sarah J.

"Finding reliable tenants can be challenging. Turnkey Up simplified the process for me. Their thorough screening and efficient placement helped me find qualified renters quickly. I was also impressed with their comprehensive lease agreements, which provided me with peace of mind. I highly recommend their tenant placement and lease management services."

John S.

"Evictions can be a stressful experience. I was extremely grateful for Turnkey Up's professional and efficient handling of a recent eviction. They guided me through the legal process, providing me with peace of mind throughout."

Barbara Cy
St. Charles County Property Management

Why Invest In St. Charles County, MO

St. Charles County is among the fastest-growing areas in Missouri, drawing families and professionals looking for more space, newer homes, and an exceptional quality of life. With its continued commercial expansion, top-performing schools, and strategic development plans, the county is a magnet for long-term renters. Subdivisions offer modern amenities, while rural outskirts present opportunities for estate-style homes and acreage rentals. For landlords and investors, the combination of rapid growth, high occupancy, and rising home values makes this a top-tier market for sustainable rental income.

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