FIPS: 30097 • Seat: Big Timber

Sweet Grass County Property Appraiser & Tax Assessor

Real property appraisal records, parcel search lookup, property tax rates, and assessment protest deadlines for Sweet Grass County, Montana.

Tax Rate 0.68% Effective Rate
Median Home $327k Census ACS Value
Annual Tax $2224 Estimated Median
Assessment Ratio 1.35% Statutory Level

Sweet Grass County Assessor's Office Information

Physical Address

Sweet Grass County Appraisal & Assessment Office, Big Timber, MT 30001

Get Driving Directions ↗
Operating Hours

Monday - Friday: 8:00 AM - 4:30 PM (Local Time)

Closed on state & federal holidays.

Telephone / Contact

(406) 849-8407

Online Property Search Tool

Montana Cadastral Mapping

Sweet Grass County Property Tax Calculator

Estimated using Sweet Grass County's effective tax rate of 0.68% (Assessment ratio: 1.35%)

$
Quick Presets:
* Estimates do not account for local municipal surcharges, special district levies (MUD / ISD), or individual homestead exemption deductions.
Estimated Annual Tax
$30
per year
Monthly Escrow $3/mo
Assessed Value $4415
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Appealing Your Sweet Grass County Assessment

Statutory Protest Deadline:

Within 30 days of the date on the Property Classification and Appraisal Notice.

Under Montana property tax law, property owners in Sweet Grass County have the legal right to challenge an assessed valuation that exceeds fair market value, is unequally appraised compared to neighboring properties, or contains clerical errors.

Step 1: Informal Review

Contact the Sweet Grass County Assessor's Office to review your property record card, verify square footage, and present recent comparable sales (comps).

Step 2: Formal Hearing

If informal review does not resolve the valuation, file a written notice of appeal with the County Tax Appeal Board (CTAB) before the statutory deadline.

Save on Property Taxes

Was Your Sweet Grass County Home Over-Assessed This Year?

Studies show up to 30% to 60% of US residential properties are overvalued by automated municipal algorithms. Protesting your assessment before the statutory deadline can lower your tax bill by an average of $1,100/year.

⏰ Key Deadline: Within 30 days of the date on the Property Classification and Appraisal Notice.

Sweet Grass County Homestead Exemptions & Tax Relief

Homeowners in Sweet Grass County who occupy their home as their permanent primary residence may qualify for property tax reductions under state and local homestead programs:

General Homestead Exemption:

Property Tax Assistance Program (PTAP) reduces property tax rates for low-to-moderate income homeowners by 30% to 80%.

Seniors & Disabled Veterans:

Disabled Veterans Property Tax Assistance Program (MDV) reduces taxes by 50% to 100% for 100% disabled veterans based on income.

Public Records & Deeds Official Recording Partner

Need Deed, Lien, or Title Records for Sweet Grass County?

While the Property Appraiser values real estate for taxation, official legal property transfers, warranty deeds, mortgages, and marriage records in Sweet Grass County are maintained by the County Clerk & Recorder.

Frequently Asked Questions

Where is the Sweet Grass County Property Appraiser office located?

The official Sweet Grass County property appraisal and tax assessment office is located at Sweet Grass County Appraisal & Assessment Office, Big Timber, MT 30001. Operating hours are typically Monday - Friday: 8:00 AM - 4:30 PM (Local Time). You can reach the customer service staff by phone at (406) 849-8407.

What is the property tax rate in Sweet Grass County, MT?

The average effective property tax rate in Sweet Grass County is approximately 0.68%. For a home with the median county market value of $327.000, the estimated annual property tax is about $2224 per year.

How do I search for a property or parcel in Sweet Grass County?

You can look up property record cards, assessed valuations, ownership history, and parcel boundary maps online through the official Sweet Grass County parcel search portal: https://sgcountymt.gov/assessor/parcel-search.

When is the deadline to appeal my property assessment in Sweet Grass County?

Property valuation protests and appeals in Sweet Grass County must be submitted by: Within 30 days of the date on the Property Classification and Appraisal Notice. Appeals are formally reviewed and heard by the County Tax Appeal Board (CTAB).

How does the Homestead Exemption work in Sweet Grass County?

Property Tax Assistance Program (PTAP) reduces property tax rates for low-to-moderate income homeowners by 30% to 80%. Additional exemptions are available for senior citizens (65+) and disabled military veterans (Disabled Veterans Property Tax Assistance Program (MDV) reduces taxes by 50% to 100% for 100% disabled veterans based on income.).

Adjacent & Neighboring County Appraisers

County Overview

County Seat: Big Timber
Population (2023): 3763
Land Area: 1856 sq mi
Tax Assessor Ratio: 1.35%
State Agency: Montana Dept of Revenue
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