Riverbrook property tax rate
Unincorporated Conroe ISD area, Montgomery County, TX · No MUD mapped · School: Conroe ISD
Taxing units and rates
| Taxing unit | Rate per $100 | Tax year · source |
|---|---|---|
| Montgomery County | 0.386 | 2026 · County Tax Office |
| Montgomery County Hospital District | 0.0458 | 2026 · County Tax Office |
| Lone Star College System | 0.1058 | 2026 · County Tax Office |
| Conroe ISD | 0.9471 | 2026 · County Tax Office |
| Lazy River ID | 0.15 | 2026 · County Tax Office |
| Montgomery County ESD 4 | 0.1 | 2026 · County Tax Office |
| Combined | 1.7347% |
Not in the combined rate: PID assessments, TIRZ (which do not add a tax), and HOA dues.
This combined rate is higher than about 30% of the 6,100 fully verified subdivision sections in Montgomery County, and 0.18 percentage points below the county median of 1.91% — about $709 a year less on a $400,000 home.
Within Unincorporated Conroe ISD area, developments range from 1.4847% (Crystal Creek Forest) to 3.0847% (Avalon Ridge). See all 620.
Estimated yearly property tax
| Taxable value | Yearly, no exemptions | Per month | Yearly w/ school homestead* |
|---|---|---|---|
| $300,000 | $5,204 | $434 | $3,878 |
| $400,000 | $6,939 | $578 | $5,613 |
| $500,000 | $8,674 | $723 | $7,348 |
| $750,000 | $13,010 | $1,084 | $11,684 |
*Applies only the mandatory $140,000 school-district homestead exemption (Texas Tax Code §11.13(b)). Other units may offer optional homestead exemptions plus over-65/disabled exemptions, so a homestead bill is often lower. Taxable value is the appraised value, which can differ from the price paid.
Estimate the true monthly cost of a home here →
What's here
131 parcels: 97 vacant lots; 34 exempt (common areas, public).
A large share of vacant lots usually means a development is still building out; utility district rates in new districts often change as homes are added.
Source: MCAD parcel records via Montgomery County GIS parcel layer (property-type codes and improvement data), retrieved Oct. 29, 2026. Counts only; no owner data used.
Sections (1)
| Section | Plat name | MCAD code | Combined | Confidence | Parcels |
|---|---|---|---|---|---|
| (main plat) | Riverbrook | S828500 | 1.7347% | high | 131 |
Rates: Montgomery County Tax Office and Texas Comptroller (plus official district documents where noted in data notes). Districts: Montgomery County GIS, checked against MCAD parcel records. See sources & method.
Informational only. This site is not tax, legal, financial, or real estate advice, and it is not affiliated with Montgomery County, the Montgomery Central Appraisal District, the Montgomery County Tax Office, or any other government body. Rates are nominal (before exemptions) and come from public sources that can be wrong or out of date. District boundaries here are approximate. Always verify a specific property on the MCAD property search and confirm current rates with the Montgomery County Tax Office.