Whatcom County Government posed a local history question this week as part of its Trivia Mondays series: before consolidating in 1903, Bellingham was made up of four distinct cities. Can you name all four? And for bonus points: which one was the last to join?

The answer is a piece of local history that surprises many newcomers but delights longtime residents. The four original towns that merged to form present-day Bellingham were Whatcom, Sehome, Bellingham, and Fairhaven. Each had its own identity, economy, and character during the late 19th century land boom that swept the Pacific Northwest as settlers and speculators arrived by steamship along Bellingham Bay.

The original town of Whatcom, located near the current downtown waterfront, was the earliest settlement and had strong ties to the coal industry along Sehome Hill. Sehome developed to the south, built around the Bellingham Bay Coal Company and later Western Washington University, which was founded there as a Normal School in 1893. The town of Bellingham occupied territory between Whatcom and Sehome. Fairhaven, the southernmost of the four, grew rapidly as a speculative real estate boom in the early 1890s generated grand plans for a major Pacific terminus railroad city that never fully materialized.

The four communities went through various mergers and annexations over the years. Whatcom and Sehome consolidated first, and the name Bellingham was adopted as the unified city's identity. Fairhaven was the last of the four communities to formally join the consolidated city, completing the merger in 1903. Fairhaven's distinctive Victorian-era architecture and village character are preserved today in the South Bellingham neighborhood, which continues to feel noticeably different from other parts of the city.

The Whatcom Trivia Mondays series has been a popular feature of Whatcom County Government's social media presence, offering residents a weekly look at the historical, geographical, and civic details that make Whatcom County distinctive. Previous trivia questions have covered everything from the county's Native American history to its agricultural past and geographic features.

For history enthusiasts who want to go deeper, the Whatcom Museum in downtown Bellingham maintains extensive archives on the city's founding era, including photographs, maps, and documents from the original four-town period. The museum's Lightcatcher Building houses rotating exhibitions that often touch on Bellingham's 19th-century development along the bay.

Bellingham's four-town origin story is also woven into the city's neighborhood geography. Fairhaven retains its own village core and distinct identity. The Sehome Hill Arboretum preserves the wooded hillside that gave the original Sehome town its character. The waterfront area near downtown reflects the old Whatcom settlement. And the streets and blocks of central Bellingham carry the imprint of the original plat maps laid out during the boom years of the 1880s and 1890s.

Whether you knew the answer off the top of your head or are learning this for the first time, it's a good reminder that the city residents know today was built through competition, consolidation, and the kind of messy democratic negotiation that shaped most Pacific Northwest communities in the territorial era.