B-
14%
Overall NAT. AVG.
5%
Groceries NAT. AVG.
31%
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 Monmouth Oregon National
Cost of living114111100
Groceries105104100
Health care107105100
Housing131124100
Transportation105106100
Utilities110106100
Lifestyle & Entertainment104107100
Household Items107104100
Education & Childcare110109100
Does this Area Fit Your Budget? Local Insights Report
  • Know the community before you call it home
  • Compare multiple areas side by side
  • Access over 300 data points for any address
Local Insights Report

An Overview of Cost of Living in Monmouth, OR

Are you thinking about relocating, but curious about the potential cost of living in Monmouth? Is it more expensive or more affordable than average? Based on the most recent report, the cost of living in Monmouth stands at 114, making it 14% higher than the national average. The cost of living directly affects the affordability of one's desired lifestyle. Knowing the cost of housing, transportation, groceries and other essentials in the new area allows people to gauge whether they can maintain their preferred standard of living.

Housing costs significantly influence the Monmouth cost of living index, typically accounting for a substantial portion of one's post-tax income. Regrettably, within this particular region, expenses related to both residential ownership and renting exceeded those observed in an average city by 31%. This entails elements such as housing and rental prices, mortgage interest rates and insurance costs.

What Do Locals Say About the Cost of Living in Monmouth?

Locals have the inside scoop on their city. So, we polled 8 residents in Monmouth 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? 38% find it reasonable with decreasing prices, but 63% think it's quite pricey, with prices that continue to rise.

Is Monmouth Affordable?

Is Monmouth affordable? It's a key consideration when pondering a move, as affordability often shapes your choices. The cost of living index (we discussed it earlier), coupled with housing costs and income levels, serves as the cornerstone for determining a location's affordability. Take Monmouth, for instance, where the median home price falls 41.9% higher than the national average, and monthly rent rates are 5.5% higher than usual. Additionally, median income levels contribute to the equation, with Monmouth flaunting a median household income of $69,870, 14.1% lower than the national norm.

What Factors can Influence the Cost of Living in Monmouth?

Transportation: In cities with limited or no public transportation, residents may find it necessary to own and maintain vehicles, thereby elevating the cost of living. Monthly expenditures include fuel, insurance, routine maintenance and potential lease or financing commitments. In Monmouth, the transportation index stands at 4.8% higher than the national average.

Groceries: Grocery costs have continued to increase significantly over the last 2-3 years. In some markets the cost of food has gone up by more than 20% in that period. While other markets have managed to see only a moderate uptick. These food costs can have a major impact on the cost of living in any area. In Monmouth, the groceries index is 5.4% higher than the national average.

Taxes: Cities that impose higher taxes, including sales and income taxes, can contribute to an escalated cost of living. The added expense of taxes on everyday goods like clothing and food naturally results in higher overall costs. Similarly, a higher income tax rate can further elevate the cost of living. In Monmouth, the general sales tax rate starts at 0%, and income tax rates begin at 4.75%.

Where is the Data From?

The Monmouth cost of living estimates above use a normalized U.S. average of 100 as the baseline for comparison. Housing values incorporate local home price and rental information from the U.S. Census, while all other estimates are AI-assisted and modeled using expected everyday expenses, local market trends, climate, and transportation-related cost pressures. The results are intended for practical city-to-city comparisons.

Cost Of Living Quick Facts

  • The cost of living in Monmouth is 2% higher than the Oregon average
  • The cost of living in Monmouth is 14% higher than the national average
  • Monmouth housing is 31% higher than the national average
  • Oregon general sales tax is 100% lower than the national average
  • Oregon state income tax is 83% higher than the national average

Most Affordable Places to Live in and Around Monmouth

See all the best places to live around Monmouth

Compare Monmouth, OR Cost of Living

City Image
    City Default Image
      vs
      How would you rate the cost of living in Monmouth?
      Write a review to give others more information about this area.
      Is the cost of living increasing or decreasing in Monmouth?
      Write a review to give others more information about this area.
      See all Monmouth poll results

      Salary Calculator

      This is how much you would need to earn in
      Price difference in compared to
      Cost of living index
      Groceries index
      Health care index
      Housing index
      Transportation index
      Utilities index
      Lifestyle index
      Household index
      Educare index

      Median Income & Debt-To-Income Ratio

      Median Income Per Year Per Month Max Budget (28% DTI) Max Budget (36% DTI)
      Owners$121,973$10,164$2,846$3,660
      Renters$48,162$4,014$1,124$1,445
      The percent of monthly income spent on housing can be a good indicator of the affordability of housing in Monmouth, OR, as well as the overall cost of living. As a general rule of thumb, the debt-to-income ratio (DTI) for homeowners or renters should be not more than 28 percent of gross income to be spent on housing related costs and not more than 36 percent of income on all expenses, including debts. The median income for Monmouth homeowners, is $121,973. This would allow for a maximum of $2,846 per month to be spent on housing costs. For renters, the median monthly income is $48,162 which would result in a maximum of $1,124 to be spent on rental costs.

      Oregon Sales Tax

      State General Sales Tax With Max Surtax
      Oregon 0% 0%

      Oregon Income Tax

      State Income Tax (Low) Income Tax (High)
      Oregon 4.75% 9.9%

      Nearby cities with low cost of living

      City Population Cost of Living Index National Avg.
      Rickreall, OR01076.6%
      Kings Valley, OR2001098.6%
      Eola, OR01076.6%
      Falls City, OR1,5351043.8%
      Labish Village, OR5051033.2%
      Monmouth, OR10,78711413.9%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Cape Canaveral, FL10,78611211.6%
      Morinville, AB10,788n/a 
      Budd Lake, NJ10,79012928.7%
      Pleasant View, UT10,79112121.4%
      Oregon, WI10,78011111.2%
      Monmouth, OR10,78711413.9%
      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.