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Lewis and Clark County, Montana: property tax rate, home values and income

Effective property tax rate

0.81%

22nd highest of 56 counties in Montana

Median home value

$358,200

11th highest in Montana

Median household income

$74,543

4th highest in Montana

Population

72,580

Census ACS 2023

Sources: US Census Bureau, American Community Survey 5-year estimates · Updated 11/03/2026

In Lewis and Clark County, Montana the effective property tax rate is 0.81%. The median homeowner pays $2,886 a year in real estate taxes on a home with a median value of $358,200. That rate is the 22nd highest of the 56 Montana counties with published data, and the 1630th highest of 3,132 counties in the United States.

Property tax in Lewis and Clark County

The effective rate is the median real estate tax paid divided by the median home value. The Montana statewide average is 0.75%, so Lewis and Clark County is above it. Applying this county's rate to other home prices gives a rough idea of the yearly bill; actual bills depend on the school district, exemptions and the assessed value.

Home valueEstimated tax per yearPer month
$200,000$1,620$135
$300,000$2,430$203
$358,200 (county median)$2,890$241
$400,000$3,240$270
$500,000$4,050$338

Home values and incomes

The median home value is $358,200 (11th highest in Montana, 315th highest nationally) and the median household income is $74,543. Homes cost about 4.8 times a typical household's yearly income. Median gross rent is $1,062 a month. 69.7% of occupied homes are owner-occupied. Homeowners with a mortgage pay a median of $1,393 a year for insurance. For comparison, the Montana statewide median home value is $467,275.

Counties near Lewis and Clark County in the Montana property tax ranking

CountyEffective rateMedian home value
Teton County0.82%$235,500
Deer Lodge County0.81%$209,700
Glacier County0.81%$153,400
Lewis and Clark County0.81%$358,200
Chouteau County0.78%$185,100
Richland County0.75%$259,000
Petroleum County0.73%$173,700

Frequently asked questions

What is the property tax rate in Lewis and Clark County, Montana?

The effective property tax rate is 0.81% of home value per year, the 22nd highest of 56 counties in Montana (Census ACS 2023 5-year estimates).

How much is property tax on a $300,000 home in Lewis and Clark County?

At the county's effective rate of 0.81%, about $2,430 a year (roughly $203 a month). Your actual bill depends on the assessed value, your school district and exemptions.

What is the median home value in Lewis and Clark County?

The median home value is $358,200 (Census ACS 2023 5-year estimates, owner-occupied homes).

What is the median household income in Lewis and Clark County?

The median household income is $74,543 (Census ACS 2023 5-year estimates).