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Barn-Inspired Venue in Osage County, Missouri

At Kleffner Valley, we strive to make your wedding experience the best it can be, because because you deserve a beautiful and stress-free wedding day. Every wedding comes from a unique love story, and we want to help you bring your dream wedding to life. Our venue offers everything from an inviting setting to versatile options to make your big day incredibly unforgettable. Kleffner Valley was built using beams and barn wood from 4 different local barns. It is a new building, but has the character and charm of a rustic barn with modern finishes and classic style that will go with any theme. Our venue’s design seamlessly integrates with the natural surroundings, offering a captivating setting for your special day.

weddings & Events

Venue Amenities

See Highlights:
  • Venue seats approx 400 guests
  • 3 optional outdoor ceremony sites
  • Full access to venue barn indoors and outdoors
  • 66’ X 90’ building dimensions
    • 73’ X 66’ ballroom area
  • Outdoor stamped concrete area (56′ x 56′) with above string lighting
  • 35 standard 8ft long rectangle tables
  • 10 round tables (70 inch diameter)
  • 350 black metal chairs
  • 1 wooden rolling countertop height bar
  • 1 wooden rolling bar height bar
  • Women’s bathroom- 3 stalls
  • Men’s bathroom – 2 stalls, 2 urinals
  • Upstairs private Bridal Suite with full length mirror and 4 makeup
  • stations with attached bathroom
  • Open catering policies
  • DJ Hookup
  • Temperature controlled buildings year around
  • Floor planning software
  • Self Parking on site
  • On-site Venue Coordinator the day of event
Add-On Offerings:
  • Wedding Planner/Linens & Decor Warehouse
  • Groomsmen Suite/ Overnight Suites
discover more amenities
exterior of kleffner valley venue

the barn

Nestled in the peaceful countryside, our 6000 sq ft modern farmhouse, yet classic styled reception barn offers a perfect blend of elegance and rustic charm. With clean, whitewashed walls, exposed wood beams and sweeping open spaces, this venue provides warm, inviting atmosphere for weddings of all sizes. Surrounded by fields and scenic trees. It’s a perfect backdrop for your celebration. Where timeless style meets country serenity.

bride and mother sitting on velvet couch in bridal suite

the bridal suite

Private Bridal Suite located upstairs of the reception barn. It also as on on suite bathroom inside. Bright and airy for all those “getting ready” photos. Also comes with 4 makeup stations, large full length mirror and dress hooks. Mini refrigerator also provided to keep those mimosas chilled and ready to go!


back patio

back patio

String lighting above this large concrete area sets the mood for a perfect outdoor setting suited more multiple needs with cocktail hour or ceremony area.

ceremony area

ceremony area

Our newest outdoor ceremony area was added with a bridge, grass area and permanent arbor classic enough to suite any style.

contact us

Don’t wait till it’s too late to book your perfect venue. Secure your perfect date for your wedding or event. Our staff is eager to help you make it everything you want it to be. Contact us today to book our beautiful venue!