Choosing a crib with adjustable mattress heights helps caregivers reach and care for a newborn, then transition to a toddler bed as they grow. The following five cribs offer multiple mattress heights, safety certifications, and durable construction suitable for American nurseries. Each entry includes a quick overview and key features to compare at a glance.
| Product | Brand | Mattress Height Options | Certifications | Notes |
|---|---|---|---|---|
| Graco Hadley 5-in-1 Convertible Crib & Changer | Graco | 3 height options | GREENGUARD Gold Certified | Includes storage drawer and changing table |
| Graco Benton 5-in-1 Convertible Crib | Graco | 4 height options | GREENGUARD Gold Certified | Versatile configuration kit available |
| DaVinci Birdie 3-in-1 Convertible Crib | DaVinci | 4 height options | GREENGUARD Gold Certified | Classic wooden design |
| Graco Theo 3-in-1 Convertible Crib | Graco | 4 height options | GREENGUARD Gold Certified | Newborn height option included |
| Dream On Me Carson Classic 3-in-1 Convertible Crib | Dream On Me | 4 height options | GREENGUARD Gold Certified, JPMA | Solid wood construction |
Graco Hadley 5-in-1 Convertible Crib & Changer

Graco Hadley converts from crib to toddler bed, daybed, and full-size bed. It features a 4-in-1 design with an included storage drawer and changing table, offering practical storage for essentials. The adjustable mattress support has three height options to adapt as your baby grows, and it fits standard full-size and toddler mattresses. This model is GREENGUARD Gold Certified, signaling low emissions and safer indoor air for nurseries.
Graco Benton 5-in-1 Convertible Crib

Graco Benton offers a 5-in-1 configuration that grows with your child, including conversion to a toddler bed, daybed, and full-size bed. It provides four mattress height options to accommodate a growing infant. GREENGUARD Gold Certification and JPMA certification reflect safety standards for materials and emissions. Optional conversion kits allow continued use as your child ages, reducing the need for a new bed.
Baby Bassinet Bedside Crib by BabyBond

This 3-in-1 bedside bassinet doubles as a stand-alone crib and offers a bassinet-to-bed transition as needed. It includes a breathable, full-mesh design for airflow and visibility, two height adjustments, and ample storage. The compact footprint makes it suitable for rooms with limited space while maintaining safe, easy access to a newborn.
DaVinci Birdie 3-in-1 Convertible Crib

DaVinci Birdie transitions from crib to toddler bed and daybed with four adjustable heights. GREENGUARD Gold Certification ensures low emissions, and the wooden construction with a walnut finish provides a timeless look. The product emphasizes quick assembly and a space-efficient footprint, ideal for growing families seeking durability and easy setup.
Graco Theo 3-in-1 Convertible Crib

Graco Theo offers a newborn-height option and four mattress heights within a 3-in-1 design that converts to a toddler bed and daybed. GREENGUARD Gold Certification and Baby Safety Alliance verification indicate attention to air quality and safety standards. The universal design ensures it complements a variety of nursery styles, while maintaining a solid, durable frame.
Dream On Me Carson Classic 3-in-1 Convertible Crib

The Carson Classic from Dream On Me converts from crib to toddler bed and daybed, with four mattress height positions to adapt as your child grows. Built from renewable New Zealand pine, it combines a classic nursery look with a safety-conscious build. GREENGUARD Gold Certified and JPMA certification support safer sleep standards and reliable longevity for growing households.
Buying Guide: Key Considerations for Adjustable Crib Purchases
- Mattress height options: Look for 3–4 adjustable heights that accommodate newborns and toddlers, reducing strain on caregivers and improving safety when reaching for the baby.
- Certifications and safety: GREENGUARD Gold certification, JPMA approval, and CertiPUR-US or OEKO-TEX standards indicate low chemical emissions and safe materials for baby sleep environments.
- Conversion versatility: A 3-in-1 or 5-in-1 design can save money and space by transitioning to toddler beds and daybeds without purchasing a new frame.
- Additional features: Integrated changing tables, built-in drawers, locking wheels, and lightweight assembly can add practical value in a nursery.
- Material and durability: Solid wood or durable composite frames with smooth finishes provide longevity. Check for lead- and phthalate-free paints and finishes.
- Room layout and space: Measure your nursery to ensure the crib fits with other furniture and allows safe clearance for moving around the crib.
- Warranty and support: Review manufacturer warranties and replacement parts availability for future needs or minor repairs.
- Cleaning and maintenance: Removable, water-resistant mattress covers and easy-clean fabric options reduce daily upkeep and extend product life.