Is St. Louis, MO cheaper than Simi Valley, CA?

Based on cost of living data, St. Louis, MO is 45.5% cheaper than Simi Valley, CA. This translates to saving $3414 per month.

What salary do I need in St. Louis, MO to live like I do in Simi Valley, CA?

If you earn $150,000 in Simi Valley, CA, you'd need approximately $109,033.389 in St. Louis, MO to maintain the same standard of living.

How does housing cost compare between Simi Valley, CA and St. Louis, MO?

Housing in St. Louis, MO is 70.9% cheaper than in Simi Valley, CA. For a two-bedroom apartment, rent is $1,160/month in St. Louis, MO compared to $2,600/month in Simi Valley, CA.

How much can I save per month by moving from Simi Valley, CA to St. Louis, MO?

Moving from Simi Valley, CA to St. Louis, MO could save you approximately $3414 per month, or $40967 per year, based on a $150,000 salary.

Simi Valley, CA vs St. Louis, MO: Cost of Living Comparison 2026

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Cost of Living Comparison 2026

📍 Simi Valley, CA — ZIP-level rent data · COL adjusted from Los Angeles, CA area

Current salary in Simi Valley, CA

Numbers update automatically as you type

You'd save $3.4K/month moving to St. Louis, MO

$150.0K in your current city equals $109.0K in St. Louis, MO

Rent data from HUD ZIP-level estimates · COL index from Los Angeles-Long Beach-Anaheim, CA area

Overall Cost

↓ 45.5%

Less expensive

Monthly Impact

$3,414

Savings

Annual Impact

$41.0K

Per year

Based on monthly living costs (rent, groceries, utilities, transport, healthcare). Home purchase prices shown separately below.

Simi Valley, CA

Population:125K

Cost Index:100

Median Home:$831K

St. Louis, MO

Population:302K

Cost Index:54

Median Home:$145K

Simi Valley, CA

The Golden State

125K

Population

State Tax

Yes

Located in California, this city has a population of 125K residents.

St. Louis, MO

The Show-Me State

302K

Population

State Tax

Yes

Located in Missouri, this city has a population of 302K residents.

Cost Breakdown by Category

Annual spending: Simi Valley, CA vs St. Louis, MO

Category	Simi Valley, CA	St. Louis, MO	Difference	Change
🏠Housing	$6,427/mo	$1,871/mo	↓ $4,556less	70.9%
🚗Transportation	$1,989/mo	$1,216/mo	↓ $773less	38.9%
🛒Groceries	$999/mo	$949/mo	↓ $49.24less	4.9%
📦Other	$1,595/mo	$1,607/mo	↑ $12.09more	0.8%
🏥Healthcare	$532/mo	$527/mo	↓ $5.06less	1.0%
⚡All Utilities	$535/mo	$535/mo	↑ $0.48more	0.1%

🏠Housing

↓ 70.9%

Simi Valley, CA

$6,427

St. Louis, MO

$1,871

Difference

$4,556

less

🚗Transportation

↓ 38.9%

Simi Valley, CA

$1,989

St. Louis, MO

$1,216

Difference

$773

less

🛒Groceries

↓ 4.9%

Simi Valley, CA

$999

St. Louis, MO

$949

Difference

$49.24

less

📦Other

↑ 0.8%

Simi Valley, CA

$1,595

St. Louis, MO

$1,607

Difference

$12.09

🏥Healthcare

↓ 1.0%

Simi Valley, CA

$532

St. Louis, MO

$527

Difference

$5.06

less

⚡All Utilities

↑ 0.1%

Simi Valley, CA

$535

St. Louis, MO

$535

Difference

$0.48

🏛️ Local Income Taxes

St. Louis, MO: St. Louis Earnings Tax$1,500/yr (1.0%)

Simi Valley, CA has no local income tax.

Local taxes are in addition to state income tax. Not all cities levy local income taxes.

🏠Rent Comparison

Studio

From$1,927

To$910

↓ $1,017

1 Bed

From$2,170

To$950

↓ $1,220

2 Bed

From$2,600

To$1,160

↓ $1,440

3 Bed

From$3,525

To$1,490

↓ $2,035

Simi Valley, CAZIP-level data

1BR range: $2,770–$2,770/mo

St. Louis, MOZIP-level data

1BR range: $800–$1,480/mo

💡 Note: Rent prices are based on HUD Fair Market Rent data and represent median costs. Actual prices vary by neighborhood, amenities, and condition. Source: HUD Small Area Fair Market Rents FY2026.

$12,076

Monthly in Simi Valley, CA

$6,705

Monthly in St. Louis, MO

$5,370

Difference

Home Values

Simi Valley

St. Louis

$831K

Median Value

$145K

↓ -2.7%

YoY Change

↓ -0.8%

↑ +24.1%

5-Year Change

↑ +10.9%

$831K

Price Range

$38K - $302K

Homes in St. Louis are 83% less expensive than Simi Valley

Calculate payment - Simi Valley Calculate payment - St. Louis

Source: Zillow Home Value Index (ZHVI), January 2026

Tax Comparison

Annual tax burden comparison at $150.0K salary

Tax Savings

↑ $2.7K

Per year

Monthly Difference

$225

More take-home

Effective Rate Diff

1.8%

Rate difference

Simi Valley, CA

Federal Income Tax

Effective: 18.9%

$25.5K

California State Tax

Effective: 7.1%

$10.6K

FICA Taxes

Social Security + Medicare

$11.5K

Total Taxes

Effective: 31.8%

$47.6K

Take-Home Pay

$8,530/month

$102.4K

St. Louis, MO

Federal Income Tax

Effective: 18.9%

$25.5K

Missouri State Tax

Effective: 5.3%

$7.9K

FICA Taxes

Social Security + Medicare

$11.5K

Total Taxes

Effective: 30.0%

$44.9K

Take-Home Pay

$8,755/month

$105.1K

Additional Tax Information

Simi Valley, CA Tax Rates

Sales Tax:10.5%

Property Tax:0.8%

St. Louis, MO Tax Rates

Sales Tax:8.2%

Property Tax:1.0%

💡 Note: Tax calculations are estimates based on 2024/2025 tax brackets for single filers with standard deduction. Actual taxes may vary based on filing status, deductions, credits, and local variations.