Illustrative photo189 seed libraries are listed in California. 105 of them list at least one borrowing rule, such as whether you need a library card.
105 of the 189 listings are shown below so far; the others are added in stages.
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Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas (7 locations)”
How much: “Take only what you need for the season”
Season: “New seeds monthly or quarterly by branch; Summer 2026 seeds listed”
Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas (7 locations)”
How much: “Take only what you need for the season”
Season: “New seeds monthly or quarterly by branch; Summer 2026 seeds listed”
Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas (7 locations)”
How much: “Take only what you need for the season”
Season: “New seeds monthly or quarterly by branch; Summer 2026 seeds listed”
Hosted by San Mateo Public Library
Where to find it: “Seed cabinet on Main Library 2nd floor; seasonal mini-libraries at Marina and Hillsdale branches”
How much: “1 packet per seed type, 5 total per household per visit (Main); 3 per visit at mini libraries”
Season: “Main year-round; Marina and Hillsdale seasonal”
Hosted by Mountain View Public Library
Where to find it: “Mountain View Public Library, second floor near Information Desk”
How much: “3 packets per household per week, 1 per variety”
Season: “Feb 1 - Nov 20, 2026”
Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas (7 locations)”
How much: “Take only what you need for the season”
Season: “New seeds monthly or quarterly by branch; Summer 2026 seeds listed”
Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas (7 locations)”
How much: “Take only what you need for the season”
Season: “New seeds monthly or quarterly by branch; Summer 2026 seeds listed”
Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas (7 locations)”
How much: “Take only what you need for the season”
Season: “New seeds monthly or quarterly by branch; Summer 2026 seeds listed”
Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas (7 locations)”
How much: “Take only what you need for the season”
Season: “New seeds monthly or quarterly by branch; Summer 2026 seeds listed”
Hosted by Contra Costa County Library
Where to find it: “Multiple Contra Costa branches: Antioch, Bay Point, Brentwood, Concord, Crockett, Danville, El Cerrito and others”
How much: “Varies; Bay Point 3 packages per month, Antioch no limit”
Not listed: Season
Hosted by Contra Costa County Library
Where to find it: “Multiple Contra Costa branches: Antioch, Bay Point, Brentwood, Concord, Crockett, Danville, El Cerrito and others”
How much: “Varies; Bay Point 3 packages per month, Antioch no limit”
Not listed: Season
Hosted by Contra Costa County Library
Where to find it: “Multiple Contra Costa branches: Antioch, Bay Point, Brentwood, Concord, Crockett, Danville, El Cerrito and others (Moraga not visible in the text)”
How much: “Varies; Bay Point 3 packages per month, Antioch no limit”
Not listed: Season
Hosted by Benicia Public Library
Where to find it: “Cabinet and little free library structure near the reference desk, Benicia Public Library”
How much: “2-3 seeds per plant you intend to grow”
Not listed: Season
Hosted by Marin County Free Library
Where to find it: “Civic Center Library and South Novato Library (seed rack or binder)”
How much: “3 or 4 packets per month (signage varies by location)”
Not listed: Season
Hosted by Santa Cruz Public Libraries
Where to find it: “Felton Branch lobby, recycled green dresser (Santa Cruz Public Libraries)”
How much: “As many as you plan to plant”
Not listed: Season
Hosted by Goleta & Santa Ynez Valley Libraries
Where to find it: “GVL Express holds room (Goleta), Solvang Library, Buellton Library”
How much: “Goleta 2 packets per week; Solvang one packet per variety”
Not listed: Season
Hosted by Marin County Free Library
Where to find it: “Civic Center Library and South Novato Library (seed rack or binder)”
How much: “3 or 4 packets per month (signage varies by location)”
Not listed: Season
Hosted by San Jose Public Library
Where to find it: “San Jose Public Library branches incl. Almaden, Alviso, Berryessa, Calabazas, Cambrian, East S... (list truncated)”
Season: “New seeds monthly or quarterly by branch, seasonal”
Not listed: How much
Where to find it: “Multiple Contra Costa branches: Antioch, Bay Point, Brentwood, Concord, Crockett, Danville, El Cerrito and others (Moraga not visible in the text)”
How much: “Varies; Bay Point 3 packages per month, Antioch no limit”
Not listed: Season
Distance unknown
Distances are straight-line, not driving or walking routes. Listings without a map position are shown last.
Counted from the 189 listings in California; 105 (56%) state at least one rule. Many don't say - we count only what is listed.
142 listings have a map position; 47 do not.
Nearby states: Oregon
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Listings updated November 2026