One Federal.
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Make an offer on any unit →See every sale in this building — freeA unit lists, a sale records, the HOA figures change. No account, and one click to stop.
1 Federal, the loft wing of 200 Brannan: two one-bedroom lofts closed this year at $1,078 a foot, the building's first sales since 2023, while two below-market studios go through the city lottery
Two closings at 1 Federal Street through October 15, in a building with no 2024 or 2025 sale; $1.6 million of volume. Median sale $810,000; median $1,078 a square foot, against $986 on the one 2023 sale and $1,021 in 2021. #23, 705 square feet, closed at $770,000 after 32 days; #44, 798 square feet, at $850,000 after six. Dues on the studios run about $950 a month.
See condos before they reach the listing sites.
Coming-soon listings, owners’ private numbers and The Exchange, with the unit, price and photos of each. Nothing in One Federal is off market today; a free account shows you everything that is.
2 active listings in this building
Currently on the market. Tap any unit for full detail — or make an offer.
The building
A visual survey of One Federal.
About One Federal
One Federal is a 25-unit condominium building in South Beach, San Francisco, built in 2003. 1 recorded sale in the 12 months to Nov 2, 2026, too few for a median.
One Federal, by the numbers
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Owner tenure patterns, price trajectories, sale-to-list ratios and off-market activity signals — available to members. Free to sign up.
Unlock enhanced data →Every recorded sale at One Federal
One Federal at 1 Federal St has 6 recorded sales since 2021. In the 12 months to Nov 2, 2026, 1 sold, too few for a median.
| Date | Unit | Price | Sq ft | $/sq ft |
|---|---|---|---|---|
| Apr 13, 2026 | 23 | $770,000 | 705 | $1,092 |
| Dec 19, 2025 | 12 | $324,500 BMR | 870 | — |
| Jun 30, 2023 | 42 | $649,000 | 658 | $986 |
| Oct 18, 2021 | 15 | $779,000 | 770 | $1,012 |
| Sep 17, 2021 | 36 | $780,000 | 764 | $1,021 |
| Feb 22, 2021 | 5 | $830,000 | 762 | $1,089 |
The 6 most recent of 6 recorded sales, from county records and the MLS, one row per sale. Transfers under $100,000 are left out. BMR marks a below-market-rate sale: it is listed here and left out of every figure on this site.
Sale history by unit
6 units at One Federal have a recorded sale since 2016. Each page lists that unit’s recorded sales and the units directly above and below it.
How One Federal compares
Trailing-12-month performance against the half-mile surroundings and the broader market, plus quarter-by-quarter $/ft² history.
South Beach, by $/sf
Median price per square foot across South Beach buildings — last 12 months of closed sales. One Federal is highlighted.
Mortgage calculator
Back-of-envelope monthly cost for a purchase at One Federal. Defaults use the building’s recent median price and conservative market assumptions.
Numbers add up?
Make this offer · $950,000 →Buy at or sell at One Federal
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.
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Get the inside view on One Federal
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Watch the market review
A short video walkthrough of recent sales in One Federal and the buildings around it — what’s moving, and what it means for value.
HOA & CC&R cheat sheet
A plain-English summary of One Federal’s rules, fees, rental policy, and the fine print that actually matters — delivered within 24 hours.
Talk it through with Tim
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