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Houston, TX vs San Antonio, TX: sales tax compared

Quick answer

Both metros apply the same combined sales tax rate of 8.25%, so a purchase costs the same at the register in either place — but the jurisdictions collecting that money differ, as the stacks below show.

Rate gap
0%Percentage points, combined rate
Extra tax on $1,000
$0.00Paid in San Antonio
Extra tax on $25,000
$0.00Vehicle-sized purchase

Houston, TX

Harris County

Verified against state table

8.25%

Combined rate · ranked #36 of 94 covered metros

Sales tax rate composition for Houston, TX: 6.25% Texas state, 1% City of Houston, 1% Metropolitan Transit Authority of Harris County, totalling 8.25%.
Jurisdiction breakdown for Houston
LevelJurisdictionRate
stateTexas state6.25%
cityCity of Houston1%
special districtMetropolitan Transit Authority of Harris County1%
Population
2,314,157
Median household income
$62,894

Texas caps combined local rates at 2%, and Houston uses all of it — 1% city plus 1% METRO — so no additional district can be layered on.

Source: Texas Comptroller of Public Accounts · rates as published for 2026-01-01

Full Houston sales tax page

San Antonio, TX

Bexar County

Verified against state table

8.25%

Combined rate · ranked #38 of 94 covered metros

Sales tax rate composition for San Antonio, TX: 6.25% Texas state, 1.125% City of San Antonio, 0.875% VIA Metropolitan Transit and ATD, totalling 8.25%.
Jurisdiction breakdown for San Antonio
LevelJurisdictionRate
stateTexas state6.25%
cityCity of San Antonio1.125%
special districtVIA Metropolitan Transit and ATD0.875%
Population
1,495,295
Median household income
$58,829

San Antonio splits its local 2% unusually: an eighth-cent goes to aquifer protection and pre-K programs rather than transit.

Source: Texas Comptroller of Public Accounts · rates as published for 2026-01-01

Full San Antonio sales tax page

How the difference is calculated

Same arithmetic the calculator on every page runs.

Each combined rate is the sum of its listed state, county, city and special-district components — no rounding is applied before the total. The dollar gap is the rate difference (0%) applied to the pre-tax amount: 0% of $1,000 is $0.00. Neither figure includes product-specific exemptions; groceries, clothing and digital goods can be taxed at a different rate or not at all, which is covered on each state's rules page.

Questions people ask

Direct answers to the questions this comparison raises.

Which has a higher sales tax rate, Houston or San Antonio?

Neither — both apply a combined rate of 8.25%.

How much more sales tax would I pay in San Antonio on a $1,000 purchase?

Nothing — the two combined rates are identical, so the tax on a $1,000 purchase is the same.

Why do Houston and San Antonio have different rates?

The state share is 6.25% in TX and 6.25% in TX. The rest comes from county, city and special-district increments stacked on top, which are set locally and listed in full on this page.

Other comparisons involving Houston.