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312 Diplomat Lane, Chesterfield, MO, 63017

Beautifully cared for and thoughtfully updated, this exceptional 3-bedroom, 4 full-bath home blends timeless comfort with modern convenience. From the moment you arrive, you'll appreciate the inviting atmosphere, spacious layout, and quality craftsmanship throughout. The updated kitchen, featuring newer LG appliances, opens seamlessly to the warm and welcoming family room, creating the perfect gathering space for everyday living and entertaining. A cozy wood-burning fireplace adds warmth and charm, while the convenient main-floor laundry room with a stainless utility sink enhances everyday functionality. The generous primary suite offers a relaxing retreat with a walk-in closet plus two additional closets for exceptional storage. Wider doorways throughout the home provide added accessibility and convenience. Step outside to enjoy the fully fenced, level backyard—perfect for entertaining, pets, gardening, or play. A spacious parking pad offers plenty of room for additional vehicles. Recent improvements provide exceptional peace of mind and include a newer roof and gutters (2025), a new 50-gallon water heater (2025), updated plumbing and electrical, buried electrical service lines, and a brand-new whole-house attic fan for added comfort and energy efficiency. Two pull-down attic staircases—one on each end of the home—provide easy access to abundant attic storage, a rare and practical feature. The expansive unfinished lower level is already ahead of the game with recessed lighting, new plumbing, and two full bathrooms, offering an incredible opportunity to customize the space to fit your lifestyle. Whether you envision a recreation room, guest suite, home office, fitness area, or all of the above, this flexible space is ready to bring your vision to life. Ideally located in the heart of Chesterfield, you'll enjoy convenient access to Highways 40/64, 364, and 141, making shopping, dining, parks, and everyday conveniences just minutes away. This is a home you'll appreciate for years to come!

Subdivision: Ladue Trails Sec Of The Village Of

List Price

$ 575,000

Status

Active

Days on market

0

MLS#

26039663

Bedrooms

3

Full baths

4

Sq. Ft. Above

2,148

Subdivision

Ladue Trails Sec Of The Village Of

Municipality

Chesterfield

School District

Parkway C-2

County

St Louis

Property Type

Residential

Style

Ranch

Type

Residential

Additional Information

Property Tax (2025)

$5,386

Upcoming Open House

Sunday, Aug 9
1:00 PM – 3:00 PM CT

Recent Nearby Sales in 63017

Last 6 closed homes in this zip.

Address Bd/Ba SqFt List Sold Closed
14345 Gatwick Court, Chesterfield, MO 63017 3/3 1,714 $675,000 $692,000
102.5% of ask
Aug 7, 2026
9 Preston Ridge Court, Chesterfield, MO 63017 4/4 2,854 $699,900 $720,000
102.9% of ask
Aug 7, 2026
15339 Oaktree Estates Drive, Chesterfield, MO 63017 3/4 2,480 $660,000 $682,500
103.4% of ask
Aug 6, 2026
2224 Ole Castle Court, Chesterfield, MO 63017 2/3 1,933 $310,000 $311,000
100.3% of ask
Aug 6, 2026
853 Wellesley Place Drive, Chesterfield, MO 63017 3/3 1,779 $525,000 $517,000
98.5% of ask
Aug 6, 2026
5 Monarch Trace Court, 208, Chesterfield, MO 63017 2/2 1,186 $285,000 $285,000
100% of ask
Aug 5, 2026

Price & Listing History

Listed for sale
Jul 17, 2026 at $599,000
Price reduced by $24,000 (4%)
From $599,000 to $575,000
Current status: Active
As of Aug 4, 2026 · $575,000

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Room Dimensions

Room Type

Family Room

Room Dimensions

16x16

Living Room

18x12

Dining Room

14x12

Kitchen

17x20

Primary Bedroom

22x17

Primary Bathroom

10x7

Bedroom

11x17

Bedroom

10x13

Bedroom

11x10

Bathroom

11x8

Bathroom

9x9

Bathroom

8x9