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Grand Northwest Municipal Management District

Grand Northwest Municipal Management District is a municipal utility district (MUD) in Harris County, Texas. TCEQ district number 3403200.

How it compares

No 2025 rate was reported to the Texas Comptroller for this district; the Harris County median for districts with a reported 2025 rate is $0.51 per $100 (across 451 active MUDs and similar water districts). Newer districts may not levy a tax yet; the district or county appraisal district can confirm the current rate.

Nearby districts

• Harris County MUD 319 — 2025 total rate $1.2
• Harris County MUD 397 — 2025 total rate $0.42
• Harris County WCID 155 — 2025 total rate $0.0985
• Northwest Freeway MUD — 2025 total rate $0.57
• Harris County MUD 566 — no 2025 rate reported

Official records

• Official TCEQ district record
• TCEQ Texas Water Districts dataset

Buying in this MUD? Clay soil here moves. See foundation inspection info.

Data sources: TCEQ Texas Water Districts (data.texas.gov) and TCEQ water district boundaries; Texas Comptroller 2025 Special District Rates and Levies. As of Oct 30, 2026.

Verify with the district or the county appraisal district before buying.