| Index | Westmont | California | National |
| Cost of living | 144 | 141 | 100 |
| Groceries | 111 | 111 | 100 |
| Health care | 116 | 116 | 100 |
| Housing | 212 | 197 | 100 |
| Transportation | 116 | 118 | 100 |
| Utilities | 116 | 119 | 100 |
| Lifestyle & Entertainment | 115 | 120 | 100 |
| Household Items | 111 | 111 | 100 |
| Education & Childcare | 119 | 127 | 100 |

Understanding the cost of living in Westmont can help future residents assess whether their current financial situation aligns with the expenses they will encounter. It enables them to plan for potential changes in their budget and lifestyle. The Westmont cost of living index is 144, which is 44% higher than the national average. The cost of living index is calculated by taking into account multiple categories, which encompass both the cost of everyday expenditures and larger expenses as well.
The cost of living in Westmont is among the highest in the country, making it a very expensive place to live. Only a small fraction of regions boast a cost of living that is at least 20% higher than the national average, and regrettably, Westmont falls into this category, which may not be suitable for those seeking an economically favorable living environment.
Housing costs are a very significant part of the Westmont cost of living index and generally encompass a large percentage of take-home income. Unfortunately, in this area, the housing costs for both homes and rentals were 112.4% more than the average city. This includes things like home and rent prices, mortgage rates and insurance.
Recurring household expenses such as cleaning supplies, laundry detergent, toiletries, and kitchen basics are a steady part of monthly spending and make up 8% of the cost of living index. In Westmont, these everyday items will cost you 11.4% more than average, making it a slightly more expensive place to call home.
The cost of groceries continues to rise at an alarming rate. Over the last two years, grocery prices have increased by more than 10%! Unfortunately, in Westmont, the news isn't any better as grocery prices are 11% higher than the national average.
Is Westmont affordable? This is a pivotal question, especially when mulling over a move, as affordability carries substantial weight in your decision-making process. Factors such as the cost of living index (discussed earlier), housing expenses and income levels all contribute to a location's affordability. For instance, in Westmont, the median home price is 149.1% higher than the national average and monthly rent prices are 26.5% higher than the typical rates. Additionally, the median income levels play a role in affordability, with Westmont boasting a median household income of $61,416, 24.5% lower than the national average.
Taxes: Areas with higher taxes, including sales taxes and income taxes, can contribute to a higher cost of living. Paying more tax for everyday household expenses like clothing and food will result in higher costs, as will paying a higher rate of income tax. The general sales tax rate in Westmont starts at 7.25% and the income tax rates start at 1%.
Utilities: Like everything else, utilities costs can range significantly depending on factors like climate, energy sources available, location and even state regulations. Things like electricity, water, heating and waste disposal costs can be higher or lower, depending on the city or state. The utilities index in Westmont comes in at 16.4% 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 Westmont, the groceries index is 11% higher than the national average.
The cost of living data for Westmont shown above is based on a U.S. average baseline score of 100, making it easier to compare how far your dollar may go from one city to another. Housing uses U.S. Census home price and rental data, while all remaining values are AI-assisted estimates informed by regional pricing, climate, transportation dynamics, and local economic factors. These scores are best used for directional comparisons between cities.
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| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $110,831 | $9,236 | $2,586 | $3,325 |
| Renters | $46,572 | $3,881 | $1,087 | $1,397 |
| State | General Sales Tax | With Max Surtax |
| California | 7.25% | 10.5% |
| State | Income Tax (Low) | Income Tax (High) |
| California | 1% | 13.3% |
| City | Population | Cost of Living Index | National Avg. |
| Westside, CA | 218 | 124 | 23.9% |
| Vernon, CA | 254 | 117 | 16.8% |
| Rolling Hills CDP, CA | 855 | 133 | 33.4% |
| Willowbrook, CA | 25,347 | 136 | 36.0% |
| East Rancho Dominguez, CA | 15,765 | 136 | 36.3% |
| Westmont, CA | 36,088 | 144 | 43.8% |
| City | Population | Cost of Living Index | National Avg. |
| Bell, CA | 36,113 | 142 | 42.4% |
| Lebanon, TN | 36,126 | 109 | 8.6% |
| Orangevale, CA | 36,046 | 139 | 38.8% |
| Manhattan Beach, CA | 36,038 | 340 | 240.2% |
| Monroe, NC | 36,140 | 99 | 1.4% |
| Westmont, CA | 36,088 | 144 | 43.8% |