Question: how much does it cost to install an outdoor handrail?
Answer: Cost to Install Porch or Deck Railings. The average cost to install a 10-foot deck railing is $925, with projects varying from $420 to $6,480. Materials alone can range from $150 to $6,000 for a 10-foot section. Labor varies but averages at about $70 per hour or $30 per linear foot.