Isla Vista, CA Property Tax Rate (FY 2026-27)

Isla Vista's property tax rate is 1.0451% for fiscal year 2026-27 in its primary tax rate area: the 1% Proposition 13 base plus 0.0451% in voter-approved bonds.

First-year property tax by purchase price

Under Proposition 13 the purchase price becomes the assessed value, so the first-year tax at the city rate is the price times 1.0451%. Fixed assessments come on top. Your true tax rate is the two together, the tax at the city rate plus fixed assessments, divided by the purchase price on a newly purchased home.

Estimated first-year property tax in Isla Vista, CA at 1.0451% (FY 2026-27)
Purchase price	Annual tax	Monthly
$500,000	$5,225.60	$435.47
$750,000	$7,838.40	$653.20
$1,000,000	$10,451.20	$870.93
$1,500,000	$15,676.80	$1,306.40
$2,000,000	$20,902.40	$1,741.87

Property tax calculator

Search for a city, then change the price, rate or fixed assessments to estimate a first-year bill. It uses the same math as Mortgage Blueprint's tax breakdown.

City

Home price$ City tax rate FY 2026-27% Fixed assessments estimate$/yr Primary residence ($7,000 homeowners' exemption)

Fixed assessments are the Mello-Roos, parcel taxes and special assessments on the property's tax bill. We start with an estimate of $1,500 a year. They vary by parcel, so check the actual bill.

Look up your Santa Barbara County tax bill

Annual property tax$11,878.04$989.84 a month

True tax rate1.188%the rate you really pay

Your true tax rate counts the whole bill, not just the city rate. On a newly purchased home: ($10,378.04 at the city rate + $1,500.00 in fixed assessments) ÷ $1,000,000 purchase price.

How that adds up
Home exemption	-$7,000
Taxable value	$993,000
Tax at the city rate	$10,378.04
Fixed assessments	$1,500.00
Annual property tax	$11,878.04

What this rate leaves out

This is the rate for Isla Vista's primary tax rate area. Other tax rate areas in the same city can have a different rate.
Mello-Roos (Community Facilities District) taxes, flat parcel taxes and fixed special assessments are not included. Check the property's tax bill.
Buyers get a supplemental tax bill after purchase for the change in assessed value.
Under Proposition 13, the assessed value can rise by at most 2% a year while you own the home.

Look up a tax bill

Look up your Santa Barbara County property tax bill on the Santa Barbara County Treasurer-Tax Collector-Public Administrator-Public Guardian site. Santa Barbara County property tax rates and due dates.

Loan limits

Isla Vista is in Santa Barbara County, where the 2026 conforming loan limit for a one-unit home is $941,850. Santa Barbara County loan limits.

Other cities in Santa Barbara County

Property tax rates, Santa Barbara County (FY 2026-27)
City or community	Tax rate (FY 2026-27)
Buellton	1.0771%
Carpinteria	1.0460%
Goleta	1.0451%
Guadalupe	1.1818%
Lompoc	1.1237%
Montecito	1.0287%
Orcutt	1.0967%
Santa Barbara	1.0508%
Santa Maria	1.1033%
Solvang	1.0567%

Source

Rate from Tax Rate Book - County of Santa Barbara, Tax Year 2026 (file 2026-27TaxRateBook.pdf, run 10/21/2026). All California city rates.

See Isla Vista's taxes in your payment in Mortgage Blueprint