City
Vallejo
Vallejo is a city record. City or town offices may handle local rules inside their limits, while county offices still handle records, taxes, courts, and many services.
Starting point
Confirm the address is inside local limits first.
If the address is inside Vallejo, city or town offices may handle local permits, code, and services. If it is outside limits, county routing may be the better first stop.
A mailing city is not always the same as city government jurisdiction.
2025 population
123,287
Land area
30.436 sq mi
Water area
17.882 sq mi
Directory notes
Local layers to keep on the same page.
Confirm city or town limits.
A mailing address can use a nearby place name. If the address is outside limits, county offices may handle permits, code, and land-use routes.
County still matters.
Solano County can still matter for assessor, tax collector, recorder, court, public health, social service, and election records.
Some layers are separate.
Water, sewer, fire, school, utilities, coast, earthquake maps, wildfire zones, parks, and trails may point outside city hall.
County layer
County shown for Vallejo
Practical notes
Office, map, permit, and paperwork notes for Vallejo
Place note · Cars and driving · Reviewed July 6, 2026
Vallejo SolTrans has local and express layers
SolTrans gives Vallejo riders local routes, express options, day-pass fare tiers, youth fares, reduced fares, alerts, and customer service in one transit system.
Place note · Home and property · Reviewed July 4, 2026
Vallejo emergency prep can start with AlertSolano and CERT
Vallejo residents can use AlertSolano for emergency alerts and CERT for local disaster-preparedness training.
Place note · Rules and licenses · Reviewed July 4, 2026
Vallejo uses SeeClickFix for non-emergency maintenance issues
Vallejo routes non-emergency maintenance issues such as potholes and graffiti through SeeClickFix, while water leaks and emergencies use faster contacts.
Place note · Rules and licenses · Reviewed July 3, 2026
A Solano County DBA starts with the County Clerk
Solano County fictitious business name filings start with the County Clerk and do not replace local license or permit checks.
Place note · Money and taxes · Reviewed July 3, 2026
Solano County property tax questions split between record and bill
Solano County property tax questions usually start with the Assessor-Recorder for value and records, or the Tax Collector for bills and collections.
County layer · Cars and driving · Reviewed July 6, 2026
Fairfield FAST mixes fixed routes with FAST Connect
Fairfield's FAST system combines fixed local bus routes, on-demand FAST Connect zones, real-time arrivals, and trip-planning tools.
Almanac notes
Stories and local context near Vallejo
Place note · History and culture
Vallejo's old City Hall holds a Navy town's memory
The Vallejo Naval and Historical Museum connects local life with Mare Island, U.S. Navy history, city stories, and downtown heritage.
Place note · History and culture
Vallejo was part of California's floating capital years
Before Sacramento became permanent, California's capital moved through several cities, and Vallejo twice held the Legislature while the young state searched for a workable home.
Place note · History and culture
Mare Island keeps Vallejo's naval story in everyday view
Mare Island was the first U.S. naval station on the West Coast, and today Vallejo ties that history to reuse, businesses, trails, housing, schools, and open space.
County layer · History and culture
The Jelly Belly factory gives Fairfield a sweet factory-tour stop
Fairfield's Jelly Belly Visitor Center connects candy history, self-guided factory tours, a public tour lane, and a family-friendly stop near I-80.
County layer · History and culture
The Vacaville Museum widens the story beyond one town
The Vacaville Museum preserves Solano County history and culture, giving Vacaville a local doorway into farms, towns, families, and change across the county.
County layer · History and culture
Dixon May Fair keeps an old farm-town tradition alive
Dixon May Fair connects the city to California fair history, agriculture, community events, nearby Solano and Yolo County towns, and a long-running local gathering.
County layer · History and culture
Rio Vista kept its river-view name after moving to higher ground
Rio Vista began near Cache Slough, later moved to higher ground, and grew into a Sacramento River Delta town with a bridge, fishing, and river traffic.
County layer · History and culture
Travis gives Fairfield a major airlift story
Travis Air Force Base began as Fairfield-Suisun Army Air Base in World War II, and the Heritage Center helps connect Fairfield to aircraft, airlift, and Pacific history.