Union 91.
The building
A visual survey of Union 91.
About Union 91
Union 91 is a 16-unit condominium building in Downtown Campbell, Silicon Valley, built in 1978. Over the last 12 months, units here have traded at a median of $710 per square foot.
Union 91, by the numbers
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Unit-level sale history, owner tenure patterns, price trajectories, sale-to-list ratios, and off-market activity signals — all available to members. Free to sign up.
Unlock enhanced data →How Union 91 compares
Trailing-12-month performance against the half-mile surroundings and the broader market, plus quarter-by-quarter $/ft² history.
Downtown Campbell, by $/sf
Median price per square foot across Downtown Campbell buildings — last 12 months of closed sales. Union 91 is highlighted.
Mortgage calculator
Back-of-envelope monthly cost for a purchase at Union 91. Defaults use the building’s recent median price and conservative market assumptions.
Numbers add up?
Make this offer · $500,000 →Buy at or sell at Union 91
You don’t need a unit to be listed to make a move. Submit an offer on any unit in the building, or name a price your own unit would sell for.
Buy — submit an offer
Name the unit, the price, and your terms. We route it to the owner through standard channels and track the response in your dashboard.
Make an offer →Sell — name your price
Set a Make-Me-Move number, not a listing. Keep living in your unit. We notify you only when a buyer’s offer matches your number.
Set your price →All offers require a free account. Already have one? Sign in.