County
Alameda County
This is the county layer. It is often the first stop for assessor, tax collector, recorder, court, social service, election, health, sheriff, and unincorporated-area services.
Starting point
Start with the county layer.
County offices are the usual first stop for records, taxes, courts, elections, public health, social services, sheriff services, and unincorporated-area routing.
Cities inside the county can still control city permits, local code, utilities, business licenses, and city-specific rules.
2025 population
1,636,630
Land area
737.459 sq mi
Water area
83.749 sq mi
Directory notes
Local layers to keep on the same page.
Property, taxes, and records
For assessed value, exemptions, ownership records, recording, and tax bills, county offices are usually the starting layer.
Unincorporated land
If an address is outside city limits, county planning, building, environmental health, fire, or public works may handle local permits and code work.
Courts, services, and alerts
Superior court, sheriff, elections, social services, emergency alerts, and health offices often start at the county level.
Practical notes
Office, map, permit, and paperwork notes for Alameda County
Place note · Cars and driving · Reviewed July 7, 2026
Fremont street sweeping is a monthly curb habit
Fremont sweeps residential streets on set monthly days, so the safest routine is to check the schedule, move the car, and leave the curb clear.
Place note · Home and property · Reviewed July 7, 2026
Hayward earthquake prep is a normal home habit
Hayward sits in Bay Area earthquake country, so local preparedness is mostly about small home steps: a plan, a kit, alert signups, and a few checks around the house.
Place note · Home and property · Reviewed July 6, 2026
Berkeley bulky waste and mattress pickup are different
Berkeley gives residents separate paths for prepaid extra bags, bulky waste pickup, mattress recycling, and Transfer Station drop-off, so the item type matters.
Place note · History and culture · Reviewed July 6, 2026
Berkeley Rose Garden turns a hillside into a bay-view pause
Berkeley Rose Garden has terraced roses, a redwood pergola, Bay views, nearby tennis courts, and an accessible tunnel connection to Codornices Park.
Place note · Cars and driving · Reviewed July 6, 2026
Dublin street sweeping follows the map and holiday trash delays
Dublin sweeps residential and commercial streets on a regular schedule, with an online map and holiday changes tied to garbage collection delays.
Place note · Cars and driving · Reviewed July 6, 2026
Oakland's Jack London ferry is a different transit choice
The Oakland ferry terminal gives Jack London Square a transbay option, with schedules, fares, terminals, bikes, and parking to check on the ferry pages.
Almanac notes
Stories and local context near Alameda County
Place note · History and culture
Ardenwood keeps Fremont's farm layer alive
Ardenwood Historic Farm gives Fremont a living farm history stop, with the Patterson estate, old farm work, and open East Bay space in one place.
Place note · Outdoors
Joaquin Miller Park gives Oakland redwoods above the city
Joaquin Miller Park covers 500 acres of Oakland hills with redwood groves, oak woodlands, creeksides, wet meadows, trails, and picnic areas.
Place note · Outdoors
Dry Creek and Garin give Union City a ranch-hills escape
Dry Creek Pioneer and Garin Regional Parks connect Union City to former ranch land, Bay Area views, rolling hills, gardens, barns, trails, and open space.
Place note · History and culture
Livermore has a science doorway at the LLNL Discovery Center
Lawrence Livermore National Laboratory's Discovery Center gives Livermore a public science stop with exhibits, hands-on displays, visitor rules, and a virtual tour.
Place note · Outdoors
The Wave gives Dublin a summer waterpark and a year-round pool
The Wave in Dublin combines a seasonal outdoor waterpark with a year-round natatorium, lap swimming, swim lessons, fitness classes, slides, splash play, picnic areas, and locker rooms.
Place note · History and culture
Alviso Adobe tells Pleasanton's valley story in layers
Alviso Adobe Community Park connects Pleasanton to Native history, Spanish ranchos, cattle, Meadowlark Dairy, and a public park in the Amador Valley.
Place note · History and culture
Casa Peralta gives San Leandro a painted-tile history house
Casa Peralta connects San Leandro to Rancho San Antonio, a Spanish-style remodel, hand-painted Don Quixote tiles, and the city's museum district near downtown.
Place note · History and culture
Newark's roots run through bay landings, salt, and rail
Newark's early story includes bay landings, Mayhew's Landing, Green Point Dairy, salt production, and railroad work before the city chose its own path to incorporation.