Few Bay Area malls generated as many postcards as Sunvalley Mall. During the late 1960s and 1970s, publishers produced multiple postcard series documenting the center's futuristic architecture, fountains, sculptures, and public spaces. Together they provide a remarkable look at one of California's most ambitious shopping centers during its early years.
The cards were sold as souvenirs, mailed across the country, and tucked away in drawers and albums. Today they serve as miniature time capsules, preserving details that photographs alone often miss.
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| Postcard showing a sea of concrete and asphalt surrounds Sunvalley Mall, with Mount Diablo rising in the distance. Circa 1974, when this Concord landmark reigned as the world’s largest enclosed shopping center. |
One postcard shows the mall from above, looking southeast toward Mount Diablo. Interstate 680 is still lightly traveled, and the surrounding landscape remains largely open. There is no Willows Shopping Center, no Ellinwood office park—just grassland surrounding a gleaming retail complex that seemed to rise out of nowhere.
The back of the card proudly describes Sunvalley as "the newest and most modern shopping centers in the U.S.A." and emphasizes that it was completely enclosed and air conditioned. Postmarked February 24, 1975, the card captures the mall at a moment when those claims still felt new.
Even small details are revealing. Near JCPenney, a fenced courtyard allows a glimpse of the roofline above the underground ice rink. Within a few years that space would be developed as a restaurant pad.
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| Postcard showing Sunvalley Mall’s vast parking lot—JCPenney anchors the foreground, Macy’s looms behind, and a fleet of late ’60s and early ’70s cars stands ready for a day of shopping. |
If the aerial view sold Sunvalley's scale, the parking lot postcards sold convenience. The back of this card boasts parking for 9,000 cars, including 16 acres of covered parking.
The photograph is filled with the automobiles of the era—wood-paneled station wagons, oversized sedans, and gleaming chrome bumpers reflecting the California sun. Looking closely, you can spot the mall cinema near Bank of America, a reminder that Sunvalley was designed as more than a place to shop. It was intended to be a destination.
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| Postcard showing the Great Hall in full Sunvalley splendor—gold-topped information booth gleaming, dandelion-inspired light fixtures blooming overhead, and a mother navigating the terrazzo floors with a Baza’r shopping cart and wide-eyed child in tow. A perfect moment of 1960s retail wonder. |
Inside, the postcards focused on the spaces that made Sunvalley feel unlike any traditional shopping district. The Great Hall was the centerpiece: a soaring interior lined with terrazzo floors, anchored by a gold-capped information booth, and illuminated by dramatic dandelion-inspired light fixtures.
One postcard includes a handwritten note from a visitor: "Mary, we should do this shopping center together some day! Spent 3 hours there Monday and hardly scratched the surface."
For shoppers encountering Sunvalley for the first time, that sense of scale was clearly part of the attraction.
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| Postcard of the Great Hall a few years later with the mall aglow under the pop of a camera flash. The gold-capped info booth still stands, and the space-age dandelion lights still sparkle. The murals against the ceiling, like the flowers on the right, were created by Janet Bennett. |
A later postcard offers an even wider look at the Great Hall, extending all the way toward Sears. The space-age lighting remains the dominant feature, while murals created by Janet Bennett add color around the upper walls.
Though the stores have changed over the decades, these images preserve the atmosphere that made the mall feel distinctly futuristic during the 1970s.
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| Postcard of the "Dills and Dandelions" sculpture by John Augsburger sitting in the center of a water feature on the lower level center court with Macy's on the right. |
The most memorable feature of the Great Hall may have been the massive kinetic sculpture known as "Dills and Dandelions," created by John Augsburger.
Fiberglass flowers rose forty feet from the lower-level fountain, extending through an opening into the Great Hall above. Hidden fans caused the stems and blossoms to sway gently, while oversized metal insects clung to the flowers. The postcard description enthusiastically describes the installation's "Brobdingnagian atmosphere"—a word meaning extraordinarily large.
For many local children, the fountain beneath the sculpture became a destination of its own. Coins glittered beneath the water, and wishes were made one penny at a time.
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| Postcard showing a view of the upper level of Sunvalley’s center court, where escalators rise from the shadowy lower floor. |
The postcards also documented an aspect of Sunvalley's design that is easy to forget today: much of the mall's second level was built above a partially underground lower floor.
This view looks across the center court toward the escalators connecting the two levels. B. Dalton Bookseller is visible in the background, one of many familiar chain stores that once occupied the mall.
Among local kids, the lower level would later earn a nickname: "the dungeon."
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| Postcard of the JCPenney Court and its signature escalators, photographed during the 1970s. |
Another postcard captures the JCPenney court, with its distinctive escalators and the classic blue "Penney's" logo that remained in place for decades.
The lower level in this area once contained a food court that has largely faded from memory. Photographs of it are surprisingly difficult to find today, making postcards like these especially valuable records of the mall's changing interior.
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| Postcard of the "Rooster and Hens" sculpture by Bezalel Mann, located above Penney's Court and partially obscured in the dim lighting of this early photo. |
Sunvalley's public art extended beyond fountains and kinetic sculptures. Throughout the mall, commissioned artworks served as landmarks and gathering points.
One of the more unusual installations was "Rooster and Hens" by Bezalel Mann, located near Penney's Court. In early postcards the sculptures are difficult to make out, hidden in the shadows above the corridor.
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| A later postcard reveals "Rooster and Hens" more clearly, highlighting one of Sunvalley's most distinctive public artworks. |
A later photograph, aided by flash photography, reveals the work more clearly. Bold and unmistakably of its era, the sculptures watched over generations of shoppers passing below.
For many visitors, these artworks became part of the mall's identity just as much as the department stores themselves.
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| Postcard of the Sears Court in the 1970s, featuring Joseph Anthony McDonnell's "4 and 20 Blackbirds" sculpture over a fountain, with Walgreens visible on the left. |
The Sears Court featured its own sculpture: "4 and 20 Blackbirds" by Joseph Anthony McDonnell.
The bronze figure stood over a water feature close to Sears, becoming a familiar sight for shoppers entering from that end of the mall. Like several pieces of Sunvalley's original public art collection, it eventually disappeared during later renovations.
The postcards may be the most remarkable survivors of Sunvalley's early years.
The fountains are gone. The kinetic flowers stopped swaying decades ago. Sculptures disappeared, stores came and went, and entire sections of the mall were reinvented. Yet these inexpensive souvenirs preserved moments that photographs rarely captured: shoppers wandering beneath dandelion lights, children peering into fountains, and a shopping center that genuinely seemed to represent the future.
For visitors, they were quick souvenirs mailed home with a few sentences and an eight-cent stamp. Today, they're miniature records of a vanished version of suburban California—and proof that Sunvalley was once considered important enough to write home about.
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