A box spring typically costs $60-$400, with many buyers paying about $150-$250 for a queen-size foundation. Size, construction, delivery, and whether setup or removal is included can shift the final price.
| Item | Low | Average | High | Notes |
|---|---|---|---|---|
| Twin box spring | $60 | $110 | $220 | Basic metal or wood support |
| Queen box spring | $100 | $200 | $400 | Standard or upgraded construction |
| King box spring | $160 | $300 | $600 | Often sold as two-piece split foundation |
| Delivery and setup | $0 | $50 | $150 | May be waived with a larger purchase |
Queen box spring prices by construction and height
A standard queen box spring or foundation usually costs $100-$250 before delivery. The low end generally covers a basic metal or wood frame with fabric covering; a sturdier or upholstered model commonly costs $200-$400. A low-profile version is often priced similarly to a standard-height model, rather than being a separate bargain category.
For a full-size bed, expect roughly $80-$220; twin models often run $60-$180. King foundations commonly cost $160-$400, while split king sets can reach $250-$600 because they use two pieces. Prices vary by retailer, construction, and region. Assumptions: U.S. retail pricing, standard residential delivery area, basic-to-midrange quality, before sales tax.
What frame, fabric, and labor add to the quote
Most retail prices bundle the frame, cover, and assembly into one product price. The breakdown below estimates the value of each part in a typical queen foundation; it is not necessarily itemized on the store receipt.
| Quote component | Typical range | Pricing basis | What changes it |
|---|---|---|---|
| Metal or wood frame | $45-$140 | Per queen foundation | Steel gauge, wood quality, center support |
| Fabric cover and padding | $15-$70 | Per unit | Upholstery, quilting, finish |
| Factory assembly and overhead | $20-$65 | Per unit | Design complexity and retail markup |
| Delivery and room placement | $0-$150 | Per order | Distance, stairs, service tier |
| Old foundation removal | $20-$80 | Per item | Local disposal and haul-away service |
When a retailer charges separately for setup, the service rate may be around $50-$125 per order. For example, 0.5-1.5 hours at $50-$85 per hour can represent $25-$128 of delivery labor before vehicle and service fees.
How size, split design, and support specs change price
Bed size and construction have the clearest effect on the product price. Moving from queen to king typically adds $60-$200, while split king foundations can add another $50-$200 over a one-piece king option. Split designs are useful where stairs or tight hallways make a large unit difficult to carry.
Height also affects fit: standard foundations are often about 8-9 inches tall, while low-profile models are commonly 4-5 inches. The height may not change the price much, but it changes mattress height and can determine whether sheets fit correctly. A model with stronger center support or a higher listed weight capacity may cost $30-$100 more than a basic frame.
Compatibility matters as well. Some modern mattresses require a rigid foundation or platform rather than a traditional spring box. Check the mattress warranty and manufacturer’s support requirements before paying extra for a box spring that may not be approved. Assumptions: Price differences compare similar brands and cover materials; premium finishes can add more.
Reduce the box spring bill by controlling delivery and extras
The most controllable costs are delivery, haul-away, and unnecessary upgrades. Compare the delivered total, not just the online product price: a low-cost foundation can become more expensive after a room-of-choice fee, stair charge, or old-item removal.
Measure doorways, stairwells, and bed-frame dimensions before ordering. A split foundation may prevent a failed delivery, but it is not necessary when a one-piece unit fits easily. If the existing foundation is structurally sound and matches the mattress requirements, replacement may not be needed. Avoid paying for a premium cover or finish when the foundation will be hidden by bedding.
Ask whether delivery is free with a mattress purchase and whether the quoted service includes assembly, placement, and disposal. Compare at least three quotes on the same size, height, construction, and delivery terms; otherwise, a cheaper item may not be an equivalent offer.
Delivery, setup, and removal can add $20-$150
Basic doorstep delivery may be free or cost about $20-$60, depending on the retailer and distance. Room-of-choice delivery or setup commonly falls around $50-$150. Removing an old box spring can add $20-$80, and some providers only offer removal when they deliver a replacement.
Stairs, limited parking, long carry distances, and rural delivery routes can trigger extra charges or narrow appointment windows. Check whether the quoted fee is per order or per foundation, especially for split king sets. A written quote should state the delivery tier, stair fees, assembly, and haul-away charge separately.
Box spring or platform bed for the same mattress
A basic box spring can be cheaper than buying a complete platform bed, but the comparison depends on the existing bed frame. A simple metal bed frame often costs $60-$150, while a platform frame commonly costs $150-$500. If the mattress manufacturer permits a slatted platform, it may replace the box spring; confirm slat spacing and center support requirements.
A replacement foundation can be the lower-cost choice when the current frame is sound. A platform bed may make sense when the frame also needs replacement, but its price may include support and structure that a box spring alone does not provide. Compare the cost of the complete compatible setup, not just one component.
Three box spring quotes for common bedroom setups
These examples show how size and service choices affect a checkout total. Figures exclude sales tax and reflect typical midrange U.S. retail pricing, not fixed national rates.
| Scenario | Product | Delivery or labor | Estimated total |
|---|---|---|---|
| Twin replacement | $90-$150 | $0-$50 | $90-$200 |
| Queen, room placement | $150-$280 | $50-$125 | $200-$405 |
| Split king with old-item removal | $280-$500 | $70-$180 | $350-$680 |
The queen example assumes one foundation, standard access, and paid room placement. The split king example includes two foundation pieces and removal service; difficult stairs or long-distance delivery could push the total higher.