B-
11%
Overall NAT. AVG.
3%
Groceries NAT. AVG.
30%
Housing NAT. AVG.
Date & Last Updated: These cost of living estimates reflect 2026 modeled data using U.S. Census housing inputs and AI-assisted city-level pricing models.
The cost of living index is based on a national average of 100. For example, if the cost of living score is 90, then the estimated cost of living is 10% lower than the national average. If the score is 110, then the estimated cost of living is 10% higher than average. The overall index is calculated using weighted estimates across major everyday expense categories, including housing (30%), groceries (16%), transportation (12%), healthcare (10%), utilities (8%), lifestyle and entertainment (8%), household expenses (8%), and education and childcare (8%). All values are AI-assisted city-level estimates designed for directional comparisons.
Index Post Falls Idaho National
Cost of living11198100
Groceries103102100
Health care100101100
Housing13090100
Transportation103103100
Utilities100101100
Lifestyle & Entertainment105105100
Household Items100101100
Education & Childcare106101100
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An Overview of Cost of Living in Post Falls, ID

The cost of living in Post Falls affects the quality of life one can afford in this new location. It allows people to assess whether they can maintain their preferred lifestyle, including housing, leisure activities and dining options. Your total monthly expenditures can varry depending on the area, as well as many other factors. The cost of living in Post Falls is 111, which is 11% higher than the national average. Knowledge of the cost of living can help individuals make informed decisions about retirement savings, investments, and financial goals.

Housing costs make up a big chunk of the cost of living in Post Falls, and they usually eat into a large part of your take-home pay. Unfortunately, in this area, both buying a home and renting one costs 29.6% more than the average city. This includes stuff like home prices, rent, mortgage rates, and insurance.

What Do Locals Say About the Cost of Living in Post Falls?

Locals have the inside scoop on their city. So, we polled 17 residents in Post Falls to learn how they view the cost of living. We asked how they felt about the cost of living in their area, and if they thought that prices were increasing, decreasing or staying the same. The verdict? 47% find it reasonable with decreasing prices, but 53% think it's quite pricey, with prices that continue to rise.

Is Post Falls Affordable?

Is Post Falls an affordable place to live? That's a valid question to ask when you're thinking about moving to a new city. After all, how much it costs to live somewhere can be a huge factor in your decision. Affordability can be broken down into 3 common categories. The cost of living index (we talked about it earlier), housing expenses and income levels all play a big role in figuring out if a place is affordable. For instance, in Post Falls, the median home price is 37.3% higher than what most folks pay across the country, and monthly rent prices are 11.8% higher than the usual rates. Income levels in Post Falls come in at $93,946, which is 15.5% higher than the national average.

What Factors can Influence the Cost of Living in Post Falls?

Subsidies: Certain regions may provide government subsidies or assistance initiatives designed to alleviate the cost of living burden on their residents. These programs encompass a wide range of support mechanisms, such as Medicare, Medicaid, housing subsidies, low-income home energy assistance programs, school lunch programs, supplemental nutrition assistance programs, student loans, electric vehicle tax credits, affordable care act subsidies and farming subsidies. Areas with fewer subsidy offerings might experience an elevation in their cost of living.

Groceries: Grocery prices have seen substantial hikes in the last 2-3 years, with some markets witnessing food cost increases of over 20% during this period. Conversely, certain markets have experienced only moderate upticks. These variations in food expenses can have a substantial impact on the overall cost of living in any locality. In Post Falls, the groceries index is 2.7% higher than the national average.

Taxes: Locations with elevated tax rates, encompassing both sales and income taxes, can be a factor in driving up the cost of living. When you're paying more in taxes for everyday household expenses, it naturally translates into higher expenses. Similarly, a higher income tax rate can also contribute to an overall higher cost of living. In Post Falls, the standard sales tax rate starts at 6%, and the income tax rates commence at 5.8%.

Where is the Data From?

The cost of living estimates displayed for Post Falls are modeled using a U.S. average baseline of 100, helping provide a useful comparison of local living expenses. Housing calculations include U.S. Census home price and rental data, while all other values are AI-assisted estimates based on regional cost patterns, climate, transportation, and everyday spending expectations. These values are intended for directional comparisons across cities.

Cost Of Living Quick Facts

  • The cost of living in Post Falls is 12% higher than the Idaho average
  • The cost of living in Post Falls is 11% higher than the national average
  • Post Falls housing is 30% higher than the national average
  • Idaho general sales tax is 18% higher than the national average
  • Idaho state income tax is 123% higher than the national average

Most Affordable Places to Live in and Around Post Falls

See all the best places to live around Post Falls

Compare Post Falls, ID Cost of Living

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      Median Income & Debt-To-Income Ratio

      Median Income Per Year Per Month Max Budget (28% DTI) Max Budget (36% DTI)
      Owners$108,435$9,036$2,530$3,253
      Renters$61,374$5,115$1,432$1,841
      The affordability of the housing market in Post Falls, ID as well as the overall cost of living can be predicted by what percent of the monthly income is spent on housing related costs. This is konwn as the debt-to-income ratio (DTI). The overall rule of thumb is that no more than 28% of your gross income should be spent on the overall costs related to housing and no more than 36% of gross income on all expenses and debts. Among Post Falls homeowners, the median income is $108,435. This indicates that a monthly maximum of $2,530 should be spent by homeowners on all housing related costs. Renters have a median income of $61,374. This indicates that renters would have a maximum of $1,432 for their rent related monthly costs.

      Idaho Sales Tax

      State General Sales Tax With Max Surtax
      Idaho 6% 8.5%

      Idaho Income Tax

      State Income Tax (Low) Income Tax (High)
      Idaho 5.8% 5.8%

      Nearby cities with low cost of living

      City Population Cost of Living Index National Avg.
      State Line, ID141022.5%
      Huetter, ID1951033.3%
      Spokane Valley, WA102,60011414.0%
      Hauser, ID9601098.7%
      Rathdrum, ID8,9851098.7%
      Post Falls, ID36,17111110.6%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Gadsden, AL36,1468218.3%
      Upper Arlington, OH36,19613130.5%
      Monroe, NC36,140991.4%
      Lebanon, TN36,1261098.6%
      Gahanna, OH36,2171055.0%
      Post Falls, ID36,17111110.6%
      Date & Last Updated: These cost of living estimates reflect 2026 modeled data using U.S. Census housing inputs and AI-assisted city-level pricing models.