Tracking California’s coronavirus closures and reopeningsBy Sandhya Kambhampati, Maloy Moore, Swetha Kannan, Vanessa MartínezUpdated March 6 9:34 p.m. PacificGov. Gavin Newsom’s reopening plan regulates how the California economy will restart in the wake of the COVID-19 pandemic.The latestOn Jan. 25, the state lifted the regional stay-at-home orders, a change that could allow restaurants in many counties to reopen for outdoor dining and other services to resume. The state also removed the curfew that was in place.The change has lessened restrictions in the Southern California, Bay Area and San Joaquin Valley regions. Some local officials have adopted stronger restrictions in response.A statewide mask mandate remains in place.California counties +-AlamedaAlpineAmadorButteCalaverasColusaContra CostaDel NorteEl DoradoFresnoGlennHumboldtImperialInyoKernKingsLakeLassenLos AngelesMaderaMarinMariposaMendocinoMercedModocMonoMontereyNapaNevadaOrangePlacerPlumasRiversideSacramentoSan BenitoSan BernardinoSan DiegoSan FranciscoSan JoaquinSan Luis ObispoSan MateoSanta BarbaraSanta ClaraSanta CruzShastaSierraSiskiyouSolanoSonomaStanislausSutterTehamaTrinityTulareTuolumneVenturaYoloYubaOther trackers +-Statewide totalsHousing homeless peopleHospitalsVaccinesNursing homesState prisonsLives lostUnemployment and economic falloutFollowing the curveWhich beaches are closedFrequently asked questionsMore coverage +-Coronavirus symptomsHow coronavirus spreadsGet our newsletterJump to a sectionMapMetricsFind your countyGo to a section MapMetricsFind your countyHow each county is ratedWhen and how areas are reopened is governed strictly by a four-tier classification system. Counties are slotted in one of four tiers.California’s reopening risk tiersTier 1WidespreadMost nonessential indoor business operations are closedTier 2SubstantialSome nonessential indoor business operations are closedTier 3ModerateSome business operations can open with modificationsTier 4MinimalMost business operations can open with modificationsHere is the current status of each of the state's 58 counties.Tier 1Tier 2Tier 3Tier 4 Hover for more information.The latest numbers, along with tier reassignments, are released periodically. Here is how those decisions have shifted over time.Counties PopulationWeekly tier assignments by countyCalifornia Department of Public Health, Times analysisTracking the coronavirus outbreak Follow the latest data on the spread of COVID-19 in California with our coronavirus tracker.The metrics that matterOver the course of 2020, state leaders used a shifting series of metrics to guide decision making. Before a change on Jan. 25, there were four numbers that officially governed the process.The state is now using three statistics to judge counties. With some exceptions, metrics must surpass the benchmark for the next tier in order to loosen restrictions. The latest numbers, along with tier reassignments, are released each Tuesday.Tier 1 Tier 2 Tier 3 Tier 4 ExemptAdjusted case rateNew cases in a recent seven-day period divided into the population. Modified in some areas to account for testing volume.Positive test rateThe percentage of tests in a recent seven-day period that come back positive.Equity indexDisparities in disadvantaged neighborhoods compared to the county overall.Lives lost to COVID-19Learn more about those we've lost by reading Times obituaries of Californians who have died from COVID-19.What’s open in your county?Here are the key metrics in each county and what is allowed to reopen. Some county officials may still choose to be more restrictive than the state system allows.Track outbreaks in California nursing homes Follow the data and look up the latest tallies at the hundreds of skilled-nursing and assisted-living facilities across the state.California counties +-AlamedaAlpineAmadorButteCalaverasColusaContra CostaDel NorteEl DoradoFresnoGlennHumboldtImperialInyoKernKingsLakeLassenLos AngelesMaderaMarinMariposaMendocinoMercedModocMonoMontereyNapaNevadaOrangePlacerPlumasRiversideSacramentoSan BenitoSan BernardinoSan DiegoSan FranciscoSan JoaquinSan Luis ObispoSan MateoSanta BarbaraSanta ClaraSanta CruzShastaSierraSiskiyouSolanoSonomaStanislausSutterTehamaTrinityTulareTuolumneVenturaYoloYubaOther trackers +-Statewide totalsHousing homeless peopleHospitalsVaccinesNursing homesState prisonsLives lostUnemployment and economic falloutFollowing the curveWhich beaches are closedFrequently asked questionsMore coverage +-Coronavirus symptomsHow coronavirus spreadsGet our newsletter