Contra Costa County’s Supplemental Tax Bill: Why It Skips Your Mortgage Company
Contra Costa County sends its supplemental property tax bill straight to the new homeowner, not the mortgage company, and missing it adds real penalties fast.
Back property taxes, tax liens, judgment liens and title problems that complicate a California sale.

Contra Costa County sends its supplemental property tax bill straight to the new homeowner, not the mortgage company, and missing it adds real penalties fast.

Redondo Beach is one of only five Los Angeles County cities that charges its own documentary transfer tax, bringing the combined rate to $3.30 for every $1,000 of the sale price.

San Diego County gives former owners exactly one year to claim excess proceeds after a tax-defaulted property auction, with no exceptions. Here is how the claim and the priority order actually work.

San Mateo’s Measure CC taxes sales under $10 million at 0.5% and sales at or above it at 1.5% on the full price. Here’s what an ordinary sale actually owes.

Hayward sellers pay $8.50 per $1,000 in city transfer tax, plus $1.10 county, for $9.60 combined. Here’s how Measure T set the rate and what sellers actually owe.

Vallejo adds its own $3.30 per $1,000 transfer tax on top of Solano County’s rate, nearly tripling the cost of nearby cities with no city-level tax. Here’s what it actually costs and who pays it.

Ventura County sells homes with five years of unpaid property taxes at public auction, but former owners can often claim excess proceeds. Here’s how the auction and the one-year claim deadline work.

Selling or buying in Sacramento County can trigger a separate supplemental property tax bill months or years after closing. Here’s how the formula works, when to expect it, and who actually owes it.

Pomona charges its own $2.20 per $1,000 transfer tax on top of Los Angeles County’s rate, bringing the combined cost to $3.30 per $1,000 of sale price.
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