Wrought iron fencing isn't as expensive as you may think it to be. On average, people pay anywhere between $2,334 to $4,769 for installing this kind of fence. The cost of different kinds of wrought iron fences also differs. Generally, you can keep aside an amount ranging from $26 to $34 per linear foot. The cost will increase as per your fence design. If your fence design is more intricate, you can expect to pay a bit more.