Moving from St. Louis, MO to Simi Valley, CA
Cross-country relocations like St. Louis, MO β Simi Valley, CA cover 1841 mi and about 32h 15m of driving through 6 states. Expect a multi-day trip and a meaningful change in climate, cost-of-living, and job market. The sections below compare each data layer directly from BEA, Census, Zillow, BLS, and NOAA.
1841 mi Β· 32h 15m by car Β· MO β OK β TX β NM β AZ β CA
Distance & route
| Route through | MO β OK β TX β NM β AZ β CA |
|---|---|
| Primary highways | I 40, I 44, US 50 |
| Major cities en route | Springfield, Broken Arrow, Tulsa, Oklahoma City, Norman |
Route via OSRM driving profile. Actual time varies with traffic and season.
Cost of living
| St. Louis | Simi Valley | U.S. avg | |
|---|---|---|---|
| All items (RPP) | 95.088 | 110.534 | 100.0 |
| Rents | 69.921 | 152.925 | 100.0 |
| Goods | 99.996 | 105.168 | 100.0 |
| Services | 79.024 | 171.096 | 100.0 |
BEA RPP moves from 95.088 in St. Louis to 110.534 in Simi Valley, a 16.2% bump on the overall price level.
Source: BEA Regional Price Parities (MSA-level Β· MSA-level); 2024.
Housing prices
YoY change: St. Louis β, Simi Valley -2.5%. Snapshot: 2026-03. Data provided by Zillow.
Climate
| 1991β2020 normals | St. Louis | Simi Valley |
|---|---|---|
| Annual avg temperature | 58Β°F | 66Β°F |
| January avg low | 25Β°F | 43Β°F |
| July avg high | 90Β°F | 95Β°F |
| Annual snowfall | β | 0.0" |
| Annual precipitation | 43.9" | 16.4" |
Climate warms by 8.3Β°F on the annual average β 58.0Β°F β 66.3Β°F.
Effectively snow-free year in Simi Valley β NOAA normals show near-zero annual snowfall.
Source: NOAA U.S. Climate Normals 1991β2020 (stations: ST LOUIS SCI CTR, MO US, WOODLAND HILLS PIERCE COLLEGE, CA US).
Demographics
| ACS 5-year 2023 | St. Louis | Simi Valley |
|---|---|---|
| Population | 293,109 | 125,769 |
| Median household income | $55,279 | $117,703 |
| Median age | 36.6 | 41.8 |
| Bachelor's degree or higher | 22% | 24.9% |
| Avg household size | 2.03 | 2.84 |
Income gap is large: median household income climbs 16.2% between St. Louis and Simi Valley (ACS 2023).
Source: U.S. Census Bureau, ACS 5-year 2023.
Jobs & wages
Top occupations in Simi Valley MSA
| Occupation | Employment | Median wage |
|---|---|---|
| Office and Administrative Support Occupations | 35,690 | $47,840 |
| Food Preparation and Serving Related Occupations | 33,940 | $34,820 |
| Sales and Related Occupations | 29,050 | $37,470 |
| Transportation and Material Moving Occupations | 23,520 | $39,670 |
| Management Occupations | 20,990 | $124,680 |
Source: BLS Occupational Employment and Wage Statistics.
Moving between Missouri and California
State income-tax top marginal rates are from the Tax Foundation, updated annually. Check California's DMV for the current deadline to transfer driver license and vehicle registration after establishing residency. Consult a tax professional for your specific filing situation β state tax treatment depends on residency, sourcing, and reciprocity agreements.
Best time to move
Moving companies typically charge 20β30% more between Memorial Day and Labor Day (peak season). October through April offers the lowest rates and better mover availability.
To avoid mid-semester school transfers, most U.S. families schedule moves between mid-June and mid-August. Public school calendars typically run late August or early September through late May or early June.
Winter driving along this route
- Raton Pass (I-25 at the Colorado line) can close in winter storms.
- I-17 and I-40 through the Flagstaff area can see winter closures; the rest of Arizona is generally clear year-round.
- Donner Pass (I-80) and Tejon Pass (I-5 Grapevine) see chain requirements and occasional closures December through March.
State DOT 511 phone or web services provide real-time road conditions year-round.
Packing & arrival checklist
- Air conditioning matters: July highs in Simi Valley average 95Β°F on NOAA normals. If the new place has window-unit or no AC, plan that purchase for the first week.
- Wildfire season in California typically peaks July through October β register for county emergency alerts during unpack.
- Arrange utility connection (power, internet, gas, water) two weeks ahead of move-in.
- Update mailing address with USPS change-of-address within the first week post-move.
- Register to vote in California after establishing residency.
Frequently asked
How does household income compare in St. Louis vs Simi Valley?
Median household income on the Census ACS 5-year (2023) is $117,703 in Simi Valley vs $55,279 in St. Louis β a 112.9% higher figure. Compare this against the cost-of-living gap above when budgeting.
How does the job market in Simi Valley compare to St. Louis?
BLS Occupational Employment and Wage Statistics show median wages of $48,380 in the Simi Valley MSA vs $47,490 in the St. Louis MSA, on total employment of 315,720 and 1,325,480 respectively. Top occupations on the destination side appear in the Jobs & wages section above.
Is Simi Valley more expensive than St. Louis?
Based on BEA Regional Price Parities (2024), overall price level in Simi Valley is 16.2% higher than St. Louis (110.534 vs 95.088, U.S. average = 100). Rent and services typically carry most of this gap.
When is the best time to move from St. Louis to Simi Valley?
Moving companies usually charge 20β30% less between October and April (off-peak). Memorial Day through Labor Day is peak pricing. For a 1841 mi drive, weather on the route matters too β see the timing section above for state-specific winter warnings.
How far is Simi Valley, CA from St. Louis, MO?
The driving distance is 1841 mi and the route typically takes 32h 15m via I 40 and I 44. The trip crosses 6 state(s). Actual time varies with traffic and season.
Plan the move
Estimate costs with our moving cost calculator, or see where else to move from St. Louis.
City profiles: St. Louis, MO Β· Simi Valley, CA.