FARNSWORTH HOUSE ARCHITECTURE: MIES VAN DER ROHE'S GLASS PAVILION

The Farnsworth House is one of the most studied and most argued-over buildings of the twentieth century. Designed by the German-American architect Ludwig Mies van der Rohe and completed in 1951 near Plano, Illinois, it was built as a weekend retreat for Dr Edith Farnsworth — a nephrologist, violinist, and poet who wanted a house of solitary contemplation in the Fox River floodplain, 55 miles southwest of Chicago.

What Mies built was a single open room raised on eight white-painted steel I-beams, enclosed entirely in floor-to-ceiling glass, with only five visible materials throughout. It is one of only three houses he built in the United States, and it remains the most complete realisation of his principle that architecture should express the essential structure of its time — nothing added, nothing concealed.

  • Written by Gavin Paisley, director & model-maker at Chisel & Mouse based in East Sussex, England.
  • Last updated: 17-Feb-26.

Photograph from Library of Congress, no known restrictions via picryl.

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What is Farnsworth House?

Farnsworth House is a single-room weekend retreat located in rural Illinois, designed as a place of quiet contemplation rather than conventional domestic life. Elevated above the landscape on slender steel columns, the house appears to float above the ground, dissolving the traditional boundary between interior and exterior.

The building consists of:

  • a steel structural frame
  • floor and roof planes
  • continuous glass walls

Together, these elements form a pavilion-like structure that emphasises openness, proportion, and the experience of space itself.

Facts panel

Single-family weekend house in the Fox River floodplain, Plano, Kendall County, Illinois. Commissioned 1945, construction began 1950, completed March 1951. Renamed the Edith Farnsworth House by the National Trust for Historic Preservation in 2021.

  • Architect: Ludwig Mies van der Rohe (1886–1969)
  • Client: Dr Edith Farnsworth (1903–1977), nephrologist, musician, and poet
  • Commissioned: 1945 (design exhibited at MoMA, New York, 1947)
  • Construction: 1950–1951
  • Total construction cost: $74,000 (approx. $913,000 in 2024 values)
  • Floor area: 1,500 sq ft / 140 m²
  • Structure: Eight white-painted steel I-beam columns supporting two concrete and steel slabs (floor and roof)
  • Height above ground: 5 ft 3 in (1.6 m) above the Fox River floodplain
  • Materials (visible): Travertine, white-painted steel, clear glass, plaster, primavera plywood
  • Address: 14520 River Road, Plano, Illinois 60545
  • Architectural style: International Style modernism
  • Designation: National Register of Historic Places (2004); National Historic Landmark (2006)
  • Current owner / operator: National Trust for Historic Preservation (acquired 2003, opened to public 2004)

Architectural style and design principles

Farnsworth House is a canonical example of International Style modernism. Its design embodies Mies van der Rohe’s famous principle: “less is more.”

Key architectural ideas include:

  • absolute clarity of structure
  • separation of structure and enclosure
  • elimination of non-essential elements
  • emphasis on proportion and precision

Rather than concealing the building’s construction, Farnsworth House makes structure visible and integral to its aesthetic.

Structure, materials, and spatial composition

The house is constructed from a white-painted steel frame supporting two horizontal planes: a raised floor and a flat roof. These planes extend beyond the glass enclosure, reinforcing the building’s sense of horizontality and lightness.

Key features include:

  • steel columns placed outside the glass envelope
  • floor-to-ceiling glazing on all sides
  • a single open interior space with a central service core

This configuration allows uninterrupted views of the surrounding landscape, making the environment an essential part of the architectural experience.

Elevation drawings from Library of Congress, no known restrictions via picryl

Farnsworth House and the landscape

Unlike traditional houses that impose themselves on their site, Farnsworth House was designed to exist within nature rather than dominate it. Elevated above the floodplain of the Fox River, the house appears detached from the ground, enhancing its pavilion-like character.

Seasonal changes — light, foliage, snow, reflections — continually transform the experience of the building, reinforcing the idea that architecture is inseparable from its setting.

Controversy and legacy

Despite its architectural acclaim, Farnsworth House was controversial from the outset. Disagreements between architect and client centred on cost, comfort, and the practicality of such a radically minimal design.

Over time, however, the house has come to be recognised as one of the most important residential buildings of the twentieth century, influencing generations of architects and shaping modern architectural discourse.

Today, Farnsworth House is preserved as a historic landmark and visited by architects, students, and design enthusiasts from around the world.

Model-maker's lens

The Farnsworth House is one of the most natural subjects we make models of — and one of the most exacting. There is nowhere to hide. Everything that makes this building what it is comes down to the relationship between four horizontal planes (terrace, porch floor, house floor, roof), eight I-beams, and the proportions between them. Get any of those wrong and the whole thing collapses.

  • Focus — the south elevation is the canonical view: the three-level sequence of ground, travertine terrace, and house floor reads as a single composed gesture. The I-beams, set outside the glass envelope, make the structure legible from any angle.
  • Detail — the cantilevered floor and roof slabs extending beyond the columns; the travertine carried through from inside to outside; the primavera-clad service core floating free of the glass walls. These are not decorative details — they are the architecture.
  • How it reads at small scale — the reduction to pure geometry means the model works at very small scale. The proportional discipline Mies imposed on the house means it is equally composed from any viewpoint, which makes it rewarding to look at as an object.
  • How to display — this model repays being displayed with space around it. The building was designed to be seen from all sides and the model shares that quality. Natural light emphasises the white steel; the glass planes pick up reflections that change through the day.

At its heart, the Farnsworth House is an argument made in physical form: that the discipline of structure, honestly expressed, is sufficient to produce beauty. The model makes that argument holdable.

View the Farnsworth House architectural model

Influence on art, photography, and architectural representation

Farnsworth House has inspired countless photographs, drawings, and artworks, often used to explore themes of transparency, abstraction, and the relationship between architecture and nature.

Photographers and artists have repeatedly returned to the house as a subject precisely because of its reduction to pure form — making it both a building and an idea.

Visiting Farnsworth House today

Farnsworth House is open to the public through guided visits and is managed as a preserved historic site. Its continued accessibility allows new generations to experience firsthand one of modernism’s most influential architectural works.

Frequently asked questions about Farnsworth House

Who designed Farnsworth House?

Farnsworth House was designed by Ludwig Mies van der Rohe (1886–1969), the German-American architect who directed the Bauhaus before emigrating to the United States in 1938. Mies is known for the Barcelona Pavilion (1929), the Seagram Building in New York (1958), and the Illinois Institute of Technology campus in Chicago. Farnsworth House was commissioned by Dr Edith Farnsworth as a weekend retreat, and their relationship — professional and personal — deteriorated during construction, ending in litigation over costs.

When was Farnsworth House built?

Designed between 1945 and 1951, the house was completed in 1951. The long gestation reflected both the complexity of Mies's design process and the disputes between architect and client over the escalating budget. It was designated a National Historic Landmark in 2006 and is now managed by the National Trust for Historic Preservation.

What architectural style is Farnsworth House?

Farnsworth House is a defining example of International Style modernism, and more specifically of Mies's concept of universal space — a single, open, column-free interior enclosed by a transparent glass skin and a structural steel frame. The house reduces architecture to its essential elements: platform, roof, columns, and glass. It was directly influential on Philip Johnson's Glass House in New Canaan, Connecticut, completed the same year.

Where is Farnsworth House located?

On the east bank of the Fox River near Plano, in Kendall County, Illinois, approximately 55 miles south-west of Chicago. The rural woodland setting was central to Mies's design concept — the house was conceived as a pavilion in nature, its glass walls dissolving the boundary between interior and landscape.

Why is Farnsworth House elevated?

The house is raised five feet three inches above the ground on eight steel columns, primarily to protect against flooding from the adjacent Fox River — which has nonetheless inundated the interior on several occasions. The elevation also serves a formal purpose: lifting the house clear of the ground reinforces its pavilion-like character, making it appear to float above the landscape rather than sit upon it. A separate terrace at an intermediate level mediates between ground and interior.

Is Farnsworth House open to visitors?

Yes, the house can be visited through guided tours.

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