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Audubon Crossing Trail Phase 01 & Audubon Heron Run property tax rate

Unincorporated Magnolia ISD area, Montgomery County, TX · MUD: Audubon MUD 3 · School: Magnolia ISD

Combined nominal rate3.0164%per $100 of value, before exemptions
Est. yearly tax on $400k$12,066no exemptions
Mapped plats1 sectionhigh confidence
Check a specific address: districts here are mapped from county GIS boundaries and checked against MCAD parcel records, but individual lots can still differ, and PID assessments and HOA dues are not in the rate. Look up the exact address on the official MCAD property search; the property record lists every unit that taxes it.

Taxing units and rates

Taxing unitRate per $100Tax year · source
Montgomery County0.3862026 · County Tax Office
Montgomery County Hospital District0.04582026 · County Tax Office
Lone Star College System0.10582026 · County Tax Office
Magnolia ISD0.93252026 · County Tax Office
Audubon MUD 31.152026 · County Tax Office
Audubon WCID0.32026 · County Tax Office
Montgomery County ESD 100.09632026 · County Tax Office
Combined3.0164%

Not in the combined rate: PID assessments, TIRZ (which do not add a tax), and HOA dues.

This combined rate is higher than about 94% of the 6,100 fully verified subdivision sections in Montgomery County, and 1.10 percentage points above the county median of 1.91% — about $4,418 a year more on a $400,000 home.

Within Unincorporated Magnolia ISD area, developments range from 1.5664% (7301 FM 1488 Development) to 3.0664% (Colton). See all 338.

Estimated yearly property tax

Taxable valueYearly, no exemptionsPer monthYearly w/ school homestead*
$300,000$9,049$754$7,744
$400,000$12,066$1,005$10,760
$500,000$15,082$1,257$13,776
$750,000$22,623$1,885$21,318

*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

107 parcels: 107 vacant lots.

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)

SectionPlat nameMCAD codeCombinedConfidenceParcels
07Audubon Crossing Trail Phase 01 & Audubon Heron Run 07S2462073.0164%high107

Other developments in Audubon MUD 3

All developments in Audubon MUD 3 →

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.