Municipal utility district · Harris County

Harris County MUD 501

On a typical Towne Lake home (about $600,000), Harris County MUD 501 adds about $3,583 a year to the tax bill, higher than most utility districts around Cypress. Below: how to pay it, who to call, and what the district does.

Own a home in Cypress? See what it would list for

  • 0.59722025 tax rate per $100 of value
  • $19.6Mbond debt outstanding, FY2025
  • 2007year created
  • 929acres

Pay & contact

Pay your MUD 501 bill or reach the district

Contacts are as the district reported them to the Texas Comptroller (2026). The tax bill for county, school and other units comes separately from the Harris County Tax Office.

District facts

Name
Harris County MUD 501
Type (TCEQ)
MUD
Created
August 15, 2007
Size
929 acres
Status (TCEQ)
Active
TCEQ district ID
3737103
HCAD jurisdiction code
255
County
Harris

MUD 501 tax rate

The 2025 adopted rate is 0.59720 per $100 of taxable value: 0.06220 for maintenance and operations and 0.53500 for debt service.

  • Maintenance & operations
  • Debt service

Rate by year

20220.9289
20230.8000
20240.6000
20250.5972

MUD 501 bond debt

Principal outstanding was $19,630,000 at the end of fiscal year 2025 (August 31), against a peak of $25,450,000 in FY2017.

Tax-supported and revenue principal outstanding at fiscal year end (Aug 31). As reported to the BRB; not independently verified.

Neighborhoods in MUD 501

Selling a home in Cypress →

Where these numbers come from

Sources: TCEQ Water Districts (iWUD) map service; Harris County Tax Office, Truth in Taxation rate summary. Retrieved Oct 9, 2026.

FAQ

MUD 501 FAQ

What is the Harris County MUD 501 tax rate?

The 2025 adopted rate is 0.59720 per $100 of taxable value, about $597 a year on $100,000 of taxable value.

How much debt does Harris County MUD 501 have?

$19,630,000 in bond principal outstanding at the end of FY2025, as reported to the Texas Bond Review Board.

What neighborhoods are in Harris County MUD 501?

Harris County MUD 501 serves homes in Towne Lake. Confirm a specific address on HCAD, where the district is listed among the account's taxing jurisdictions.

Spot an error in this data? Tell us and we'll fix it.

Tax rates, districts, schools and flood maps change. Tell us what's wrong and where you saw the right information, and we'll email you once it's corrected. We won't add you to any mailing list.

Selling a Home in a MUD?

We handle the MUD notice and explain the tax to buyers. Call (281) 606-0863 with questions.