State Municipal Index • TX

Texas Property Tax Drift Index

State Avg Drift Score

62/100

Texas Municipal Risk Briefing

State Comptroller & US Census Bureau (TX)August 2026

Texas maintains an average TaxDrift Score of 62/100 across monitored jurisdictions. Overlapping municipal bond issuances and assessment equalization rollbacks determine local millage carrying costs under statutory rules.

Population

30,503,301

Avg Effective Tax Rate

2.1%

Total Tracked Muni Debt

$153.9B

Counties Monitored

Statutory Tax Caps & Voter-Approval Rules (TX)

Texas SB 2 limits city/county tax revenue growth to 3.5% and school districts to 2.5% without November voter approval.

Audited Counties in Texas

Texas County Tax Drift Leaderboard

14 Jurisdictions Audited

Rank	Jurisdiction	Drift Score	Risk Tier	Muni Debt / Cap	CAD Lag Spread	3-Yr Tax Shock	Audit
#1	Hays County, TX	72.3	High	$8,950	+25.2%	+$2,546/yr	View
#2	Travis County, TX	70.4	High	$9,840	+24.8%	+$3,129/yr	View
#3	Dallas County, TX	64.5	Elevated	$8,200	+19.5%	+$1,926/yr	View
#4	Williamson County, TX	63.8	Elevated	$8,920	+23.5%	+$2,791/yr	View
#5	Fort Bend County, TX	62.1	Elevated	$9,200	+22.4%	+$2,590/yr	View
#6	Denton County, TX	60.9	Elevated	$8,650	+21.8%	+$2,604/yr	View
#7	Harris County, TX	60.8	Elevated	$7,650	+18.2%	+$1,570/yr	View
#8	Montgomery County, TX	60.3	Elevated	$8,400	+21.0%	+$2,166/yr	View
#9	Collin County, TX	59.4	Elevated	$9,100	+22.1%	+$2,887/yr	View
#10	Galveston County, TX	58.6	Elevated	$7,400	+19.8%	+$1,782/yr	View
#11	Brazoria County, TX	58	Elevated	$7,800	+20.4%	+$1,863/yr	View
#12	Bexar County, TX	57.9	Elevated	$7,100	+17.5%	+$1,478/yr	View
#13	El Paso County, TX	57.3	Elevated	$6,200	+16.5%	+$1,259/yr	View
#14	Tarrant County, TX	56.5	Elevated	$7,400	+18.8%	+$1,824/yr	View