A+
3%
Overall NAT. AVG.
2%
Goods & Services NAT. AVG.
5%
Housing NAT. AVG.
Date & Last Updated: This data reflects 2025 and was released from C2ER in January, 2026; this is the most current data available.
The cost of living index is based on a national average of 100. For example, if the cost of living is 90, then it is 10% lower than average. If the cost of living is 110, then it is 10% higher than average. The breakdown for each index is as follows: goods & services (33%), groceries (13%), health care (5%), housing (30%), transportation (9%) and utilities (10%). If the cost of living data was unavailable for this city, estimates based upon nearby cities were used.
Index Irmo South Carolina National
Cost of living9793100
Goods & Services9898100
Groceries9999100
Health care10094100
Housing9581100
Transportation9196100
Utilities10097100
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An Overview of Cost of Living in Irmo, SC

Knowing the cost of living in Irmo allows individuals to create a realistic budget. This helps them understand how their income will cover expenses and whether they need to make financial adjustments. The cost of living in any region can fluctuate due to various factors. To assess the cost of living consistently across different areas, a national average of 100 serves as the basis for the cost of living index. The cost of living in Irmo stands at 97, marking it 3% lower than the national average.

Everyday expenditures like food, housing, goods and services, transportation and health care in Irmo are priced in a manner consistent with other areas. This means that residents of Irmo can anticipate their daily expenses remaining reasonably similar to those in an average city, thereby supporting a manageable cost of living.

Is Irmo Affordable?

Is Irmo 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 Irmo, for instance, where the median home price falls 19.2% lower than the national average, and monthly rent rates are 29.4% higher than usual. Additionally, median income levels contribute to the equation, with Irmo flaunting a median household income of $112,569, 38.4% higher than the national norm.

What Factors can Influence the Cost of Living in Irmo?

Utilities: Similar to the prices of any goods or services, utility expenses can fluctuate widely, contingent on variables such as climate, available energy sources, geographical location and state regulations. Costs associated with electricity, water, heating, and waste disposal can differ in magnitude, depending on the specific city or state. In Irmo, the utilities index registers at 0.1% higher than the national average.

Urbanization: Larger, urban centers, known for their wealth of amenities and strong employment prospects, often exhibit an elevated cost of living, primarily attributable to the heightened demand for services and residential relocation. Consequently, this scenario leads to elevated home prices and higher rental rates. In contrast, sparsely populated rural areas or regions characterized by diminished demand typically provide a more limited array of amenities and experience slower job market growth, resulting in a more affordable cost of living.

Housing: A sought-after location with high housing demand often leads to increased property values and rental rates, which can significantly inflate the overall cost of living. Conversely, areas with low housing demand, particularly in less desirable locales, tend to experience the opposite effect, causing prices to drop and contributing to a more affordable cost of living. In Irmo, the housing index stands at 4.6% lower than the national average.

Where is the Data From?

The Irmo cost of living data you see above is sourced from the C2ER cost of living index, providing a practical and accurate means of comparing living expenses in urban areas. Updated quarterly, this index gathers data from over 300 independent researchers, covering more than 60 goods and services, in 6 different categories. These selections are made meticulously to represent a wide range of consumer expenditure categories. The weightings applied to cost differences are based on government survey data that tracks spending patterns among professional and executive households. It's important to note that while the C2ER index excludes data on sales or income tax rates, AreaVibes factors tax rates into the overall cost of living score for each region.

Cost Of Living Quick Facts

  • The cost of living in Irmo is 5% higher than the South Carolina average
  • The cost of living in Irmo is 3% lower than the national average
  • Irmo housing is 5% lower than the national average
  • South Carolina general sales tax is 18% higher than the national average
  • South Carolina state income tax is 100% lower than the national average

Most Affordable Places to Live in and Around Irmo

See all the best places to live around Irmo

Compare Irmo, SC Cost of Living

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      Salary Calculator

      This is how much you would need to earn in
      Price difference in compared to
      Cost of living index
      Goods & Services index
      Groceries index
      Health care index
      Housing index
      Transportation index
      Utilities index

      Median Income & Debt-To-Income Ratio

      Median Income Per Year Per Month Max Budget (28% DTI) Max Budget (36% DTI)
      Owners$118,230$9,853$2,759$3,547
      Renters$69,845$5,820$1,630$2,096
      The affordability of the housing market in Irmo, SC 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 Irmo homeowners, the median income is $118,230. This indicates that a monthly maximum of $2,759 should be spent by homeowners on all housing related costs. Renters have a median income of $69,845. This indicates that renters would have a maximum of $1,630 for their rent related monthly costs.

      South Carolina Sales Tax

      State General Sales Tax With Max Surtax
      South Carolina 6% 9%

      South Carolina Income Tax

      State Income Tax (Low) Income Tax (High)
      South Carolina 0% 6.5%

      Goods & Services

      Item Irmo National avg. Difference
      Haircut $29.17$27.625.6%
      Beauty Salon $48.33$51.115.4%
      Toothpaste $4.27$4.094.3%
      Shampoo $1.54$1.540.1%
      Movie $13.66$12.886.1%
      Yoga $19.72$19.660.3%

      Groceries

      Item Irmo National avg. Difference
      Ground Beef $7.47$7.703.0%
      Fried Chicken $1.71$1.662.9%
      Milk $4.74$4.730.1%
      Potatoes $5.52$5.265.0%
      Pizza $12.79$12.760.2%
      Beer $10.75$10.551.9%

      Health Care

      Item Irmo National avg. Difference
      Optometrist $99.67$140.0628.8%
      Doctor $155.28$153.821.0%
      Dentist $127.44$123.153.5%
      Ibuprofen $11.83$11.730.8%
      Lipitor $22.93$23.612.9%

      Housing

      Item Irmo National avg. Difference
      Home Price $264,019.00$326,622.0019.2%
      Avg. Mortgage Payment $1,632.13$2,480.2534.2%
      Apartment Rent $1,869.00$1,444.0029.4%

      Transportation

      Item Irmo National avg. Difference
      Gasoline $2.86$3.066.5%
      Tire Balancing $55.07$65.2115.5%

      Utilities

      Item Irmo National avg. Difference
      All Electricity $219.25$220.120.4%
      Phone $198.26$195.711.3%
      Although the cost of living data is updated regularly, this cost of living information is to be used as estimates only as prices can change on an ongoing basis.

      Nearby cities with low cost of living

      City Population Cost of Living Index National Avg.
      Springdale CDP, SC2,4228118.5%
      Jenkinsville, SC388416.2%
      Springdale, SC2,9778614.1%
      St. Andrews, SC22,1888811.9%
      Peak, SC568910.5%
      Irmo, SC12,834973.0%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      North St. Paul, MN12,8351054.5%
      Boone, IA12,8258911.5%
      Winnetka, IL12,825220119.6%
      Larkspur, CA12,843264163.7%
      Cheney, WA12,8161087.8%
      Irmo, SC12,834973.0%
      Date & Last Updated: This data reflects 2025 and was released from C2ER in January, 2026; this is the most current data available.