Moving from Simi Valley, CA to Boulder, CO
Relocating 1045 mi from Simi Valley to Boulder is a 18h 49m drive through 5 state(s). At long-haul distance the move touches nearly every household line item — rent or mortgage, utilities, tax withholding, climate load. This page sets the two cities side by side on each data layer.
1045 mi · 18h 49m by car · CA → NV → AZ → UT → CO
Distance & route
| Route through | CA → NV → AZ → UT → CO |
|---|---|
| Primary highways | I 70, I 15, CA 18 |
| Major cities en route | Oxnard, Thousand Oaks, San Buenaventura, Los Angeles, Glendale |
Route via OSRM driving profile. Actual time varies with traffic and season.
Cost of living
| Simi Valley | Boulder | U.S. avg | |
|---|---|---|---|
| All items (RPP) | 110.534 | 105.202 | 100.0 |
| Rents | 152.925 | 82.741 | 100.0 |
| Goods | 105.168 | 96.052 | 100.0 |
| Services | 171.096 | 157.02 | 100.0 |
Overall price level is comparable — 110.534 vs 105.202 on the 2024 BEA RPP. Category-level gaps (rents, services) may still be meaningful.
Source: BEA Regional Price Parities (MSA-level · MSA-level); 2024.
Housing prices
Expect roughly 4.8% higher home prices per Zillow ZHVI (2026-03).
YoY change: Simi Valley -2.5%, Boulder -2.0%. Snapshot: 2026-03. Data provided by Zillow.
Climate
| 1991–2020 normals | Simi Valley | Boulder |
|---|---|---|
| Annual avg temperature | 66°F | 52°F |
| January avg low | 43°F | 22°F |
| July avg high | 95°F | 88°F |
| Annual snowfall | 0.0" | 92.8" |
| Annual precipitation | 16.4" | 21.2" |
Expect 14.8°F colder year-round on the NOAA 1991–2020 normals.
Boulder averages 92.8 in of annual snowfall on the NOAA 1991–2020 normals — a full winter setup (heavy coat, snow tires, chains) is worth unpacking first.
Source: NOAA U.S. Climate Normals 1991–2020 (stations: WOODLAND HILLS PIERCE COLLEGE, CA US, BOULDER, CO US).
Demographics
| ACS 5-year 2023 | Simi Valley | Boulder |
|---|---|---|
| Population | 125,769 | 106,274 |
| Median household income | $117,703 | $85,364 |
| Median age | 41.8 | 28.8 |
| Bachelor's degree or higher | 24.9% | 36.9% |
| Avg household size | 2.84 | 2.42 |
Expect median household income to fall 4.8% — $117,703 → $85,364 per ACS 5-year estimates (2023).
Source: U.S. Census Bureau, ACS 5-year 2023.
Jobs & wages
Top occupations in Boulder MSA
| Occupation | Employment | Median wage |
|---|---|---|
| Business and Financial Operations Occupations | 19,760 | $91,230 |
| Sales and Related Occupations | 19,640 | $47,560 |
| Office and Administrative Support Occupations | 19,360 | $50,060 |
| Food Preparation and Serving Related Occupations | 17,660 | $37,440 |
| Computer and Mathematical Occupations | 17,320 | $131,150 |
Source: BLS Occupational Employment and Wage Statistics.
Moving between California and Colorado
State income-tax top marginal rates are from the Tax Foundation, updated annually. Check Colorado'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 — state tax treatment depends on residency, sourcing, and reciprocity agreements.
Best time to move
Moving companies typically charge 20–30% 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
- Donner Pass (I-80) and Tejon Pass (I-5 Grapevine) see chain requirements and occasional closures December through March.
- I-80 east of Reno and US-50 across the Sierra can require chains 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.
- I-80 through Parleys Canyon and I-70 through the San Rafael Swell see winter closures; I-15 north of Salt Lake can slow in storms.
- Mountain passes on I-70 west of Denver and on I-25 near Raton can close for snow November through April — check CDOT alerts before departure.
State DOT 511 phone or web services provide real-time road conditions year-round.
Packing & arrival checklist
- You are moving to a much snowier climate — Boulder averages 92.8 in annually vs 0.0 in at origin. Don't bury the winter gear in a hard-to-reach box.
- You are moving to a noticeably colder climate (14.8°F lower annual average). Thermal layers, insulated boots, and a heavier winter coat should ride in the car, not the truck.
- 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 Colorado after establishing residency.
Frequently asked
What is the climate difference between Simi Valley and Boulder?
On NOAA 1991–2020 normals, annual average temperature is 51.5°F in Boulder vs 66.3°F in Simi Valley (14.8°F colder). Annual snowfall: 92.8 in vs 0.0 in. Annual precipitation: 21.2 in vs 16.4 in.
How does the job market in Boulder compare to Simi Valley?
BLS Occupational Employment and Wage Statistics show median wages of $64,750 in the Boulder MSA vs $48,380 in the Simi Valley MSA, on total employment of 194,440 and 315,720 respectively. Top occupations on the destination side appear in the Jobs & wages section above.
How does household income compare in Simi Valley vs Boulder?
Median household income on the Census ACS 5-year (2023) is $85,364 in Boulder vs $117,703 in Simi Valley — a 27.5% lower figure. Compare this against the cost-of-living gap above when budgeting.
How much do homes cost in Boulder compared to Simi Valley?
Zillow ZHVI (2026-03) puts the typical home value at $964,531 in Boulder vs $844,909 in Simi Valley — a 14.2% higher figure. Data provided by Zillow Research.
When is the best time to move from Simi Valley to Boulder?
Moving companies usually charge 20–30% less between October and April (off-peak). Memorial Day through Labor Day is peak pricing. For a 1045 mi drive, weather on the route matters too — see the timing section above for state-specific winter warnings.
Is Boulder more expensive than Simi Valley?
Based on BEA Regional Price Parities (2024), overall price level in Boulder is 4.8% lower than Simi Valley (105.202 vs 110.534, U.S. average = 100). Rent and services typically carry most of this gap.
How far is Boulder, CO from Simi Valley, CA?
The driving distance is 1045 mi and the route typically takes 18h 49m via I 70 and I 15. The trip crosses 5 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 Simi Valley.
City profiles: Simi Valley, CA · Boulder, CO.