Montgomery County Property Tax Protest Savings Calculator

See what a lower MCAD value would save, unit by unit, with Montgomery County's 2025 rates preloaded.

Short answer: savings = value reduction × your combined rate. In Conroe (1.9071%), every $10,000 off your value saves about $190.71 a year.

Build your estimate

Rate source

Pick my taxing units

Enter a combined rate I already know

Taxing units

County

City

If you live outside any city limits, choose "Unincorporated / no city."

School district (ISD)

Search special districts

MUDs, ESDs, and similar districts depend on your exact address. None are selected by default — verify yours on your appraisal district's site.

Select a county first.

Property values

Noticed (appraised) value this year ($)

Target value after protest ($)

Support this with comparable sales or an unequal-appraisal comparison — see the prep checklist below.

Do you have a residence homestead exemption on this property?

Yes

Are you age 65+ or disabled?

Yes

Only affects the units-picker mode, where it adds the school homestead exemption automatically.

Per-unit savings
Taxing unit	Rate	Noticed tax	Target tax	Savings

Montgomery County example

$400,000 noticed → $360,000 target, homestead, pick Conroe and Conroe ISD, then tick Lone Star College System, Montgomery County Hospital District.

$6,298.96Tax at $400,000
$5,536.12Tax at $360,000
$762.84Yearly savings
1.9071%Combined rate

Appraisal district: Montgomery Central Appraisal District (MCAD)
Protest deadline: May 15 (next business day if that falls on a weekend), or 30 days after the notice is mailed — whichever is later (Tax Code §41.44). Check your notice.

Questions

How much could a protest save in Conroe?

If a $400,000 Conroe homestead is lowered to $360,000, the bill drops by about $762.84 a year: the $40,000 reduction × the combined 1.9071%.

How do I file a protest with MCAD?

Online through the Public Portal (mcad-tx.org/public-portal), using the identifiers printed on your Notice of Appraised Value. Office: 109 Gladstell, Conroe TX 77301. Mail: P.O. Box 2233, Conroe TX 77305. Phone 936-756-3354 or 936-441-2186. Paper filing: Form 50-132.

What is the Montgomery County protest deadline?

May 15 (next business day if that falls on a weekend), or 30 days after the notice is mailed — whichever is later (Tax Code §41.44). Your notice from MCAD shows the exact date.

Do I need to hire a protest company?

No. Filing is free and you can present your own evidence. The free MCAD protest kit walks you through it.