A cast iron griddle can turn your gas grill into a versatile flat-top cooking station for pancakes, eggs, smash burgers, vegetables, and more. The right model should provide even heat while fitting securely across your grill’s cooking surface.
We’ve selected 10 cast iron griddles in several useful sizes and configurations, including reversible grill-and-griddle designs, large full-width plates, and pre-seasoned options. Use the guide below to narrow your choices by grill fit, cooking style, maintenance needs, and budget.
Best 10 Cast Iron Griddles for Gas Grills Picks for 2026
Best Large-Capacity Pick
Utheer 25-Inch Pre-Seasoned Cast Iron Griddle
- 25-by-16-inch cooking surface
- Reinforced base ridges for even heating
- Detachable handles and grease trough
Best For: Large family meals, camping, and backyard BBQs
Best Reversible Design
Lodge Pro-Grid Reversible Grill/Griddle
- Reversible flat and grill surfaces
- 20-by-10.5-inch cast iron plate
- Usable on grills, stoves, ovens, and campfires
Best For: Versatile indoor and outdoor cooking
Best High-Sidewall Option
Onlyfire 23-Inch Universal Cast Iron Griddle
- 23-by-16-inch cooking area
- Extra-high sidewalls contain grease and food
- Handles and indoor/outdoor compatibility
Best For: Large gatherings and spill-conscious cooking
Best for Large Five-Burner Grills
25-Inch Cast Iron Flat-Top Griddle
- 400 square inches of cooking space
- Nonstick coating with grease drain
- Requires 27.1-by-16-inch grill clearance
Best For: Large five-burner or bigger gas grills
Double-Burner Versatility
Lodge Reversible Grill/Griddle
- Reversible grill and griddle surfaces
- Covers two burners
- Works on grills, stovetops, ovens, and campfires
Best For: Family breakfasts, meal prep, and versatile indoor or outdoor cooking
Outdoor Flat-Top Upgrade
Utheer 17-Inch Cast Iron Griddle
- 17-by-13-inch grill insert
- Rated up to 500°F
- Raised edges, grease groove, and removable handles
Best For: Outdoor grilling, camping, tailgating, and family-size flat-top meals
Extra-Large Cooking Area
17-Inch Cast Iron Grill Griddle
- 221-square-inch flat-top surface
- Reinforced, warping-resistant design
- Grease trough and detachable handles
Best For: Large-batch outdoor meals, parties, camping, and tailgating
Reliable Reversible Pick
Amazon Basics Cast Iron Grill/Griddle
- Reversible grill and griddle design
- Even heat distribution and retention
- Oven safe to 500°F
Best For: Everyday grilling and griddling with a compact reversible surface
Large Enameled Surface
Utheer 23-Inch Cast Iron Griddle
- 23-by-16-inch cooking area
- Enameled cast iron construction
- Reinforced design helps resist warping
Best For: Large meals, gatherings, and versatile indoor or outdoor cooking
Accessory-Ready Grill Insert
- Large 23-by-16-inch flat top
- Includes three-piece spatula set
- Grease trough and high sidewalls
Best For: Group cooking with added utensil convenience and grease control
Best Large-Capacity Pick – Utheer 25-Inch Pre-Seasoned Cast Iron Griddle
The Utheer is a large cast iron griddle for gas grills that adds a 25-by-16-inch flat cooking surface to compatible grills. Its pre-seasoned cast iron construction, reinforced base ridges, detachable handles, and built-in grease trough make it suited to high-heat outdoor cooking and group meals.
Best For: Families, tailgaters, campers, and backyard cooks who need a spacious griddle for breakfast foods, burgers, steaks, seafood, and vegetables.
Pros:
- Large cooking area fits family-size meals and gatherings.
- Pre-seasoned cast iron is designed for heat retention and durability.
- Reinforced support ridges help promote even heating and resist warping.
- Detachable handles and a grease trough support handling and cleanup.
Cons:
- The large footprint requires careful grill compatibility checking.
- Its cast iron construction may be substantial to lift when loaded.
Choose this Utheer model when cooking space is the priority. Preheat it gradually and use the grease trough to help manage drippings during larger grilling sessions.
Best Reversible Design – Lodge Pro-Grid Reversible Grill/Griddle
The Lodge Pro-Grid is a versatile cast iron griddle for gas grills with a reversible design: one side provides a flat griddle surface, while the other functions as a grill. Its 20-by-10.5-inch format also works on stovetops, in ovens, over campfires, and on grills.
Best For: Cooks who want one durable cast iron piece for pancakes, bacon, eggs, smashburgers, grilled foods, and multiple cooking environments.
Pros:
- Reversible grill and griddle surfaces expand cooking options.
- Cast iron supports heat retention and consistent cooking.
- Made with iron and oil and listed as free of PFOA, PTFE, and PFAS.
- Compatible with grills, stovetops, ovens, and campfires.
Cons:
- The 20-by-10.5-inch surface is smaller than the extra-large options here.
- At 13.5 pounds, it may be heavy for frequent repositioning.
This Lodge is a practical choice if flexibility matters more than maximum surface area. Its two-sided format lets you switch between flat-top cooking and traditional grilling without adding another piece of cookware.
Best High-Sidewall Option – Onlyfire 23-Inch Universal Cast Iron Griddle
The Onlyfire is a spacious cast iron griddle for gas grills measuring 23 by 16 inches. Pre-seasoned cast iron, extra-high sidewalls, side handles, and grease-control features make it a useful flat-top insert for outdoor meals and indoor stovetop cooking.
Best For: Large families and hosts who want a broad cooking surface with raised edges to help contain food, oil, and grease.
Pros:
- 23-by-16-inch surface accommodates large batches and party cooking.
- Extra-high sidewalls help limit spills and flare-ups.
- Designed for gas grills, four-burner ranges, camping, and stovetop use.
- Side handles make the griddle easier to move.
Cons:
- The broad, heavy cast iron body can be cumbersome to handle.
- Its large dimensions require adequate grill or range clearance.
The Onlyfire stands out for cooks who value containment around the cooking surface. It is especially practical for pancakes, eggs, burgers, sandwiches, and vegetables when cooking for several people.
Best for Large Five-Burner Grills – 25-Inch Cast Iron Flat-Top Griddle
This 25-by-16-inch cast iron griddle for gas grills provides about 400 square inches of flat-top cooking space for burgers, breakfast foods, steak, seafood, fried rice, and vegetables. It is intended primarily for five-burner or larger grills, so measuring the grate-level clearance is essential before ordering.
Best For: Owners of large gas grills who want a nonstick-coated flat top with raised edges, a grease drain, and built-in handles.
Pros:
- Approximately 400 square inches of flat cooking space.
- Nonstick coating is designed for easier food release and cleanup.
- Raised edges help keep food contained while the grease drain channels oil away.
- Heavy cast iron supports heat retention and browning.
Cons:
- Requires at least 27.1 by 16 inches of clear usable grill space including handles.
- Not designed for curved grates, round burner camp stoves, or unsupported glass/electric cooktops.
- Hand washing, thorough drying, and covered storage are required for care.
This model is a strong fit when you have a genuinely large grill and want maximum flat-top capacity. Measure the interior cooking area rather than relying on burner count alone, then preheat gradually on a level surface.
Double-Burner Versatility – Lodge Reversible Grill/Griddle
The Lodge Reversible Cast Iron Grill/Griddle is a practical choice among cast iron griddles for gas grills when you want one cookware piece for both flat-top cooking and grilling. Its double-burner footprint provides a generous surface for pancakes, eggs, burgers, vegetables, or steaks.
Best For: Family breakfasts, meal prep, and cooks who want reversible grill and griddle surfaces that also work on the stove, in the oven, or over a campfire.
Pros:
- Reversible design offers a smooth griddle side and ridged grill side.
- Double-burner size provides ample cooking space.
- Pre-seasoned, PFAS-free cast iron is designed for naturally nonstick cooking.
- Suitable for gas, electric, induction, grills, ovens, and campfires.
Cons:
- At 9.4 pounds, it is relatively heavy to move and handle.
- The rectangular 16.75-by-9.5-inch surface may not cover every grill completely.
This Lodge model stands out for its dual-sided flexibility and broad cooking compatibility. Choose it if you value a proven, multi-use cast iron plate more than a dedicated outdoor grill insert.
Outdoor Flat-Top Upgrade – Utheer 17-Inch Cast Iron Griddle
The Utheer 17-by-13-inch griddle is designed specifically for turning a gas or charcoal grill into a compact flat-top cooking station. For shoppers comparing cast iron griddles for gas grills, it combines a high-heat rating with raised edges and a grease groove for outdoor cooking.
Best For: Backyard barbecues, camping, tailgating, and cooking breakfast foods, burgers, steaks, seafood, or vegetables on a grill.
Pros:
- Large 17-by-13-inch surface supports flat-top cooking for groups.
- Rated for temperatures up to 500°F.
- Raised edges help contain food, while the grease groove collects drippings.
- Detachable, reversible handles simplify carrying and storage.
Cons:
- The griddle and handles require careful measuring for grill clearance.
- It should be hand-washed, dried thoroughly, and stored in a dry place.
- Heat-resistant gloves are needed when handling the hot griddle.
With its outdoor-focused layout and practical grease-management features, the Utheer is a strong fit for grill owners who want a dedicated flat cooking surface. Measure your grill area before purchasing, especially if you plan to keep the handles installed.
Extra-Large Cooking Area – 17-Inch Cast Iron Grill Griddle
This 17-by-13-inch cast iron griddle is built for shoppers who want a spacious flat-top surface on a gas or charcoal grill. Among cast iron griddles for gas grills, its 221-square-inch cooking area is suited to cooking several foods at once for family meals, parties, or outdoor gatherings.
Best For: Large-batch breakfasts, smash burgers, hibachi-style meals, camping, tailgating, and backyard cooking when surface area is a priority.
Pros:
- Extra-large 221-square-inch flat cooking surface.
- Designed for gas grills, charcoal grills, stovetops, camping, and tailgating.
- Reinforced structure is intended to resist warping under high heat.
- Grease trough helps manage drippings and reduce flare-ups.
Cons:
- The large footprint requires checking grill dimensions before purchase.
- Its listed thickness and heavy-duty construction may make handling less convenient.
- Detachable handles need to be removed or managed for storage and clearance.
This model prioritizes capacity and stability over compactness. It is a compelling option for cooks who need room for multiple ingredients, while smaller grills may be better served by a more compact griddle.
Reliable Reversible Pick – Amazon Basics Cast Iron Grill/Griddle
For shoppers comparing cast iron griddles for gas grills, this Amazon Basics model offers a straightforward reversible design in a compact rectangular format. Its pre-seasoned cast iron construction is built for even heat distribution and retention, though it still requires hand washing and ongoing care.
Best For: Everyday grilling and griddling when you want a reversible surface with convenient handles.
Pros:
- Reversible grill and griddle surfaces provide cooking flexibility.
- Cast iron distributes and retains heat evenly.
- Oven safe to 500°F and includes user-friendly handles.
Cons:
- Pre-seasoned does not mean permanently nonstick.
- Hand wash only.
- At 20 inches long and about 5 kg, it may be cumbersome to move while hot.
This is a practical, no-frills option for buyers who value reversible functionality and manageable dimensions. Plan to use heat protection and maintain the cast iron surface with proper care.
Large Enameled Surface – Utheer 23-Inch Cast Iron Griddle
This Utheer model is a large cast iron griddle for gas grills, charcoal grills, four-burner ranges, and more. Its enameled surface, reinforced underside, and 23-by-16-inch cooking area make it suited to group meals, while its substantial 11.41 kg weight favors a stable setup.
Best For: Family gatherings, backyard BBQs, camping, and cooking multiple foods on a broad flat top.
Pros:
- Large 23-by-16-inch cooking surface.
- Enameled cast iron is designed for heat retention and rust resistance.
- X-shaped reinforcement ridges help resist warping under high heat.
- Listed for use on gas grills, charcoal grills, and four-burner range ovens.
Cons:
- At 11.41 kg, it is heavy to handle and reposition.
- The large footprint requires adequate grill or stovetop space.
- Its claimed nonstick performance still calls for appropriate cleaning and care.
Choose this griddle when cooking capacity and structural stability matter more than portability. It is particularly compelling for breakfast spreads, burgers, vegetables, and other meals prepared for a crowd.
Accessory-Ready Grill Insert – BBQ Future Universal Griddle
For shoppers seeking cast iron griddles for gas grills with extra cooking tools, the BBQ Future Universal Griddle combines a 23-by-16-inch flat top with a three-piece stainless steel spatula set. Its high sidewalls, grease trough, and side handles are designed for more controlled outdoor cooking.
Best For: Family BBQs, tailgating, and preparing several foods at once with included spatula accessories.
Pros:
- Large cooking surface accommodates breakfast foods, burgers, steaks, and vegetables.
- Side handles make the griddle easier to position and move.
- High sidewalls help contain food and splashes.
- Includes a three-piece stainless steel spatula set.
Cons:
- At 12.76 kg, it is heavy for frequent repositioning.
- Despite its treated surface, the manufacturer recommends seasoning before first use.
- The 23-by-16-inch size may not suit smaller grills.
This is a strong choice for buyers who want a broad universal insert plus useful accessories in one package. The grease trough and raised sides add practical control, but confirm your grill has enough room before purchasing.
How We Picked These Cast Iron Griddles for Gas Grills
We focused on practical features that matter during everyday outdoor cooking: cooking-surface dimensions, reversible designs, pre-seasoning, compatibility with gas grills, heat retention, grease management, and overall versatility. The lineup includes compact griddles for smaller grills and larger plates designed to cover multiple burners. We also considered whether a model can work on a stovetop, since that adds value for year-round use.
Because cast iron is heavy and dimensions can vary slightly by design, always compare the listed measurements with your grill grates before ordering. A griddle should sit securely without interfering with the lid, burner controls, or grease-drainage system.
Quick Comparison
| Best For | Recommended Size or Style | Why It Helps |
|---|---|---|
| Large family meals | 23- to 25-inch full-size plate | Provides broad flat-top cooking space across several burners |
| Small grills | 16.75- to 20-inch griddle | Offers useful capacity without overwhelming the cooking surface |
| Two cooking surfaces | Reversible grill/griddle | Switch between searing ridges and a smooth side |
| Beginner-friendly cooking | Pre-seasoned cast iron | Creates a convenient starting surface with less initial preparation |
Key Buying Factors for Cast Iron Griddles for Gas Grills
Size and Grill Fit
Measure the usable grate area, not just the grill’s advertised width. A large 23- to 25-inch griddle is useful for batch cooking but may be too large for a compact grill. Leave room for airflow and make sure the lid can close if that is important to you.
Flat or Reversible Surface
A smooth flat side is best for foods that need steady contact, such as eggs, pancakes, bacon, and smash burgers. A reversible model with raised grill ridges adds flexibility for steaks, chicken, and vegetables while saving storage space.
Seasoning and Maintenance
Pre-seasoning makes a griddle easier to use initially, but cast iron still needs care. Clean it without prolonged soaking, dry it thoroughly, and apply a thin layer of cooking oil when needed. Avoid harsh detergents and check whether the manufacturer provides specific care instructions.
Heat Distribution and Grease Control
Cast iron retains heat well, but thick plates can take longer to preheat. Look for a design with enough surface area for your cooking plans and features that help direct grease away from food. Use moderate burner settings and allow the griddle to preheat gradually to reduce hot spots.
Weight, Handles, and Storage
Large cast iron plates can be difficult to lift when hot. Handles or integrated grip areas improve portability, while a compact model is easier to store and clean. If you plan to move the griddle often, account for its weight before choosing a full-size plate.
Who Should Buy Which Cast Iron Griddles for Gas Grills?
Choose a large 23- or 25-inch griddle if you regularly cook for a family or want to prepare several foods at once. A mid-size 20-inch model is a practical compromise for everyday meals and moderate-size grills. Smaller reversible griddles suit compact grills, apartments with limited storage, or cooks who want both searing and flat-top surfaces in one pan.
For the simplest setup, choose a pre-seasoned model. If versatility matters most, select a reversible grill/griddle. Whichever option you choose, verify the measurements, confirm that your grill has adequate support, and plan for routine seasoning to keep the cooking surface performing well.