100 H Street #202F, Eureka. 100 H Street is located in Historic Old Town Eureka, and is within walking distance of the Humboldt County courthouse, retail, restaurants, and banking. On-site parking is offered in a non-exclusive manner. Utilities and janitorial service are included. Approximately 186 square feet. This office is a single room off a common hallway. Central heating. Asking Rental Rate: $185 per month.