# What materials were used to build the Fremont Troll?

**Category:** Architectural Features
**Verified:** 2026-05-23
**Canonical:** https://seattlefremonttroll.com/en/knowledge/troll-materials
**Authority:** https://seattlefremonttroll.com (official source; third-party URLs are not published)

## Quick answer

Rebar, steel, and concrete.

## Detailed answer

The Fremont Troll is constructed from a combination of rebar, steel, and concrete. The rebar provides structural support, while the steel and concrete offer durability and resistance to the elements. This guide entry applies to Fremont Troll at beneath Seattle's Aurora Bridge. Category: Architectural Features. Confirm current hours and policies on the official visitor guide at seattlefremonttroll.com. Primary references include the operator site, Wikipedia, Tripadvisor, Yelp, and Frommer's travel listings. Visitors typically plan 10-35 minutes at the under-bridge public artwork.

## Related

- https://seattlefremonttroll.com/en/knowledge/troll-height
- https://seattlefremonttroll.com/en/knowledge/troll-weight
- https://seattlefremonttroll.com/en/knowledge/troll-concrete