Boston Public Library (McKim Building)

The Boston Public Library (McKim Building) is among the most architecturally significant public buildings in the United States, standing as a landmark of Copley Square in the Back Bay neighborhood of Boston, Massachusetts. Completed in 1895, the structure was designed by the prominent architectural firm McKim, Mead & White, led by Charles Follen McKim, and is considered a defining example of Italian Renaissance Revival architecture in American civic design. The building serves as the central branch and administrative headquarters of the Boston Public Library system, which holds the distinction of being the first large free municipal public library in the United States, founded in 1848. The McKim Building functions simultaneously as a working research library and a cultural monument, housing major works of public art, rare manuscript collections, and one of the most celebrated reading rooms in the country.

History

The origins of the McKim Building trace back to the rapid growth of Boston in the mid-nineteenth century and the city's commitment to public education and cultural enrichment. The Boston Public Library was founded in 1848, making it the first large publicly funded free municipal library in the United States. For decades, the library operated out of earlier quarters—including a building on Boylston Street in the Back Bay and earlier premises on Mason Street—before civic leaders and library trustees determined that a grander, purpose-built home was necessary to reflect both the library's expanding collections and the ambitions of a city that considered itself the intellectual capital of America. The decision to construct a monumental new building on Copley Square placed it in deliberate dialogue with Trinity Church, the celebrated Richardsonian Romanesque structure designed by Henry Hobson Richardson that anchors the opposite side of the square.

Charles Follen McKim, working within the firm of McKim, Mead & White, drew inspiration from the great libraries and palaces of Renaissance Italy and France, most notably the Bibliothèque Sainte-Geneviève in Paris—which McKim visited and studied directly—and the Palazzo della Cancelleria in Rome. Construction began in 1888, and the building was formally opened to the public on March 11, 1895. From its inception, the McKim Building was conceived not merely as a repository for books but as a "palace for the people," a phrase articulated by the library's trustees to capture the democratic idealism behind its design. The building's façade, composed of pink Milford granite, features the names of notable thinkers, scientists, and artists inscribed along its exterior cornice—a deliberate statement that the library was a temple of knowledge belonging to every citizen of Boston.

Throughout the twentieth century, the McKim Building underwent various modifications and restoration efforts to preserve its architectural integrity while adapting to the demands of a modern library system. A significant addition was constructed adjacent to the original structure in 1971, designed by architect Philip Johnson, which provided expanded space for the library's growing collections and services and is today known as the Johnson Building. Despite the addition, the McKim Building retained its primacy as the historic and symbolic heart of the Boston Public Library. Major restoration campaigns addressed concerns about the building's interior murals, stonework, and public spaces. In the 2010s and 2020s, the BPL undertook substantial capital improvement projects within the McKim Building, including conservation work on the Sargent mural cycle and upgrades to public galleries and reading rooms, ensuring that the structure would remain accessible and functional for generations to come.

The McKim Building was designated a National Historic Landmark by the National Park Service, recognizing its exceptional significance in American architectural history. It remains one of a small number of public library buildings in the country to hold that federal designation.

Architecture

The McKim Building's exterior presents a long, low façade of pink Milford granite on Boylston Street, punctuated by a series of arched windows derived from the palazzo tradition of the Italian Renaissance. The building's proportions are carefully calibrated: its horizontal emphasis and rusticated base give it a sense of civic weight, while the arched openings and carved stone ornament soften the mass and invite approach. The names of distinguished figures from science, literature, philosophy, and the arts are carved into the stone frieze encircling the building, reinforcing the library's identity as a monument to human intellectual achievement. The main entrance on Dartmouth Street is flanked by seated female figures in bronze, representing Art and Science, sculpted by Bela Lyon Pratt.

Entering through the Dartmouth Street doors—whose bronze relief panels were designed by Daniel Chester French—visitors pass through a vestibule and into a grand entrance hall faced with yellow Siena marble. A broad staircase rises from this hall, its walls lined with luminous allegorical murals by the French painter Puvis de Chavannes, whose calm, pale compositions depicting the Muses and the virtues of learning set a meditative tone for the entire building. The staircase and its murals are widely considered among the finest examples of monumental decorative painting in the United States.

At the top of the stair, the building opens into Bates Hall, the main reading room and perhaps the single most celebrated interior space in Boston. The hall is approximately 218 feet long, with a barrel-vaulted ceiling rising 50 feet above the floor, coffered in plaster and washed in natural light from tall arched windows along both sides. Long oak reading tables run the length of the room, and the space retains much of its original Victorian-era furnishing and atmosphere. Bates Hall remains in active use as a reading room and has served as a setting for films, photography, and literary events over many decades.

The building's central interior courtyard, modeled on the courtyard of the Palazzo della Cancelleria in Rome, is among the most serene public spaces in Boston. Enclosed on all four sides by arcaded walkways supported by columns of pink Milford granite, the courtyard features a long reflecting pool and fountain at its center, and is planted with seasonal greenery. It is open to library visitors during operating hours and has been used for outdoor readings, musical performances, and public gatherings. The courtyard reinforces the library's role as a civic gathering space and remains one of the building's most photographed features.

Public Art and Collections

The McKim Building is distinguished as an extraordinary repository of public art, commissioned from leading American and European artists of the late nineteenth and early twentieth centuries. The decorative program was conceived as an integral part of the building's architecture, and the result is one of the most ambitious ensembles of monumental art in any public building in the United States.

John Singer Sargent was commissioned to decorate a hall on the third floor, and he devoted nearly three decades—from 1890 until his death in 1925—to a mural cycle titled Triumph of Religion. The cycle, which lines three walls of the Sargent Gallery, traces the history of religious thought from ancient paganism through Judaism and Christianity, using a richly layered visual language drawn from Byzantine, Romanesque, and Renaissance sources. Sargent completed the north and south walls and a lunette on the east wall, but the west wall, intended to represent Christianity's fulfillment, was left unfinished at his death. The murals have attracted sustained scholarly and public debate, particularly regarding their depictions of Judaism, and remain among the most discussed works of public art in New England.

The delivery hall on the first floor contains a series of large-scale oil paintings by Edwin Austin Abbey depicting the quest for the Holy Grail, completed between 1890 and 1901. Abbey's cycle is remarkable for the density of its narrative detail and the richness of its medieval imagery, and it occupies the walls of what is now known as the Abbey Room. The Puvis de Chavannes murals on the grand staircase, noted above, constitute a third major decorative commission within the building. Together, these three cycles—Puvis de Chavannes, Abbey, and Sargent—form one of the largest and most coherent programs of mural decoration in any American public building.

Beyond its murals, the McKim Building houses the Boston Public Library's research and special collections, which include rare books, manuscripts, maps, prints, photographs, and archival materials of regional, national, and international significance. Holdings of particular note include the John Adams and John Quincy Adams libraries, the Barton collection of Shakespeare folios and quartos, extensive Colonial-era maps and documents, and one of the largest collections of early American newspapers in the country. These collections attract academics, genealogists, journalists, and independent scholars who travel to Boston specifically to access materials available nowhere else. Special exhibitions drawn from the library's holdings are mounted regularly in the McKim Building's gallery spaces, offering the general public access to primary historical documents and artistic works that would otherwise remain in secure storage.

Visiting the Building

The McKim Building itself functions as one of Boston's foremost architectural attractions, drawing visitors who come specifically to experience its public spaces, art collections, and historic significance. Guided tours of the building are offered regularly by the Boston Public Library, covering the major interior spaces including the entrance hall, the Puvis de Chavannes staircase, the Abbey Room, the Sargent Gallery, Bates Hall, and the central courtyard. These tours provide context for both the architecture and the artworks, situating the building within the broader history of Boston's cultural development and the Gilded Age ambitions that shaped Copley Square. Current tour schedules and public programming information are maintained on the library's official website.

The building's central courtyard is open to library visitors during regular operating hours, providing a quiet retreat from the surrounding city. Seasonal programming organized by the library frequently makes use of this outdoor space for readings, performances, and public gatherings, contributing to the building's reputation as a living cultural venue. The proximity of the Fairmont Copley Plaza hotel, Trinity Church, and Old South Church makes Copley Square a destination for architectural tourism, with the McKim Building serving as a cornerstone of any such itinerary.

Beyond its interior, the McKim Building contributes to the architectural character of Copley Square, recognized as one of the finest urban plazas in New England. The building's pink granite façade and classical proportions engage in a sustained visual conversation with Trinity Church across the square—Richardson's Romanesque expressionism set against McKim's Renaissance classicism—and together these two structures have defined the aesthetic identity of Back Bay since the late nineteenth century.

Accessibility features throughout the building have been upgraded over the years to comply with the Americans with Disabilities Act, including accessible entrances, elevators connecting the building's multiple levels, and accommodations within the major public spaces.

Getting There

The McKim Building is situated at 700 Boylston Street in the Back Bay neighborhood of Boston, placing it in one of the most transit-accessible locations in the city. The building is directly served by the MBTA Green Line, with the Copley station located immediately adjacent to the library on Boylston Street. This station provides connections across the Green Line network, linking the library to destinations throughout Boston and its inner suburbs. The Orange Line and Commuter Rail services at Back Bay station, a short walk from Copley Square, provide additional transit options for visitors arriving from other parts of the metropolitan area.

For visitors arriving by commuter rail or Amtrak, South Station is accessible via the Red Line and provides connections to the library with a transfer to the Green Line at Park Street station. The library is also well served by the city's bus network, with multiple routes stopping on Boylston Street and the surrounding streets of Back Bay. Bicycle access is facilitated by the presence of Bluebikes docking stations in the vicinity of Copley Square, and the broad sidewalks of Back Bay make the area pedestrian-friendly for those walking from nearby neighborhoods such as the South End, Beacon Hill, or the Fenway-Kenmore district.

Automobile access to the McKim Building is possible via Boylston Street, Dartmouth Street, and other major thoroughfares that cross Back Bay, though parking in the neighborhood is limited. The Copley Place mall, located adjacent to Copley Square, offers a parking garage that many library visitors use.

See Also

• Boston Public Library
• Copley Square
• Back Bay, Boston
• Trinity Church (Boston)
• McKim, Mead & White
• MBTA Green Line
• Philip Johnson
• John Singer Sargent
• Puvis de Chavannes
• Edwin Austin Abbey
• Daniel Chester French