If you need a long row of benches—whether for a park, school hallway, church, or community event—the most cost-effective option depends on balancing upfront price, durability, and maintenance.
For an indoor setting, the cheapest way is to buy simple wooden folding benches or stackable plastic benches in bulk. These cost as little as $40 to $80 each, and you can line them up end to end. They are lightweight, easy to move, and require no installation. However, they won't last many years under heavy daily use.
For outdoor use, pressure-treated pine benches offer the best bang for your buck. A basic 6-foot pressure-treated bench can cost around $100 to $150. Because you're buying a long row, ask suppliers for a bulk discount—many will give you 10% to 20% off when you order ten or more units. Pressure-treated wood is resistant to rot and insects, but it needs resealing every couple of years.
If you want zero maintenance and longer life, recycled plastic or poly lumber benches cost roughly 30% to 50% more upfront but save you money over time because they never need painting or sealing. Over ten years, they often become cheaper than wood benches when you factor in maintenance time and materials.
Another overlooked cost-effective choice is aluminum benches. They are lightweight, rust-proof, and cost around $150 to $250 each for a basic model. They are easy to move and arrange in a row, and they last decades with almost no care.
For the absolute lowest total cost over a 10-year period, aluminum benches come out ahead for outdoor rows, while cheap folding benches work best for occasional indoor use. Your specific situation—weather, frequency of use, and budget—will determine the final pick, but pressure-treated wood with bulk pricing is usually the best starting point for most people.