July 4th Sale: Save up to $700 + FREE adjustable base³ on select mattresses. Shop Now!

Mattress Firm Knox

3007 North Henderson Avenue Dallas, TX 75206
(214) 237-5294
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Store Hours
Monday 10:00am - 8:00pm
Tuesday 10:00am - 8:00pm
Wednesday 10:00am - 8:00pm
Thursday 10:00am - 8:00pm
Friday 10:00am - 8:00pm
Saturday 10:00am - 8:00pm
Sunday 10:00am - 6:00pm
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Memorial Day Sale: Save up to $700 + FREE adjustable base³ on select mattresses. Memorial Day Sale: Save up to $700 + FREE adjustable base³ on select mattresses.

Popular Mattresses & Accessories to Try In Store.

new
Sherwood Monarch Box Spring Foundation | Reg | Queen
Sherwood Monarch Box Spring Foundation | Reg | Queen
$375.0
1
limited deal
Sleepy's Deluxe Rakuna Jigsaw Platform Bed | Queen
Sleepy's Deluxe Rakuna Jigsaw Platform Bed | Queen
$649.99
38
new
Sleepy's Deluxe Bed Frame | One Piece
Sleepy's Deluxe Bed Frame | One Piece
$199.99
199
new
Stearns & Foster SX4 Box Spring Foundation | Reg | Queen
Stearns & Foster SX4 Box Spring Foundation | Reg | Queen
$315.0
692
new
Sealy Ease Adjustable Base | Queen
Sealy Ease Adjustable Base | Queen
$1049.0
4760
Bedgear King StretchWick Mattress Protector
Bedgear King StretchWick Mattress Protector
$129.99
145
Bedgear Twin StretchWick Mattress Protector
Bedgear Twin StretchWick Mattress Protector
$79.99
145
express delivery
Tempur-Pedic Queen Charcoal Box Spring Foundation | Reg
Tempur-Pedic Queen Charcoal Box Spring Foundation | Reg
$380.0
1293
limited deal
Beautyrest Black Series Three 15
Beautyrest Black Series Three 15" Firm Mattress | Queen
$3999.0
2108
limited deal
Tempur-Pedic TEMPUR-Ergo ProSmart Adjustable Base | Twin XL
Tempur-Pedic TEMPUR-Ergo ProSmart Adjustable Base | Twin XL
$2599.0
1084

Nearby Stores

  • Mattress Firm Knox Park
    0.1 mi
    (626)
    3003 Knox Street Suite 103
    Dallas, TX 75205
    (214) 520-9993
    Directions Store Details
  • Mattress Firm Mockingbird
    1.2 mi
    (456)
    5400 East Mockingbird Lane Suite 101
    Dallas, TX 75206
    (214) 826-7600
    Directions Store Details
  • Mattress Firm McKinney Avenue
    1.9 mi
    (530)
    2633 McKinney Avenue Suite 110
    Dallas, TX 75204
    (214) 953-3901
    Directions Store Details
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Mattress Firm Location in Dallas, TX

Sleep Experts Knox in Dallas, Texas, provides a customized shopping experience near the heart of Southern Methodist University (SMU) and the lively Knox-Henderson district. Our Knox location serves a diverse community, from SMU students and faculty to local residents who appreciate the bustling blend of shops, dining, and culture. Whether you’re seeking the perfect mattress to support a busy academic schedule or the ideal comfort to unwind after exploring the nearby Katy Trail, our knowledgeable team is here to help. With a thoughtfully curated selection of top sleep solutions, Sleep Experts Knox is dedicated to delivering restful nights in one of Dallas’s most energetic areas.

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