Polson, MT vs New Castle, CO: Cost of Living
Which city costs less?
New Castle, CO has a modeled overall cost index 4.2% higher than Polson, MT.
- Polson, MT · modeled 2BR rent
- $1,450 / month
- New Castle, CO · modeled 2BR rent
- $1,620 / month
These are saved estimates, not current rental listings. Some cities use adjusted regional data. Your household budget can differ from the overall index. Sources and assumptions
Adjust your income and compare the budget ↓Cost of Living Comparison 2026
Compare Polson, MT and New Castle, CO using saved regional data and explicit budgeting assumptions. Rent estimates are not live listings. Change the salary below, then check the source notes before applying a result to your household.
Saved regional estimates · Sources and assumptions
Estimated savings: $296/month in New Castle, CO
$150,000 in your current city has a modeled equivalent of $146,447 in New Castle, CO
Assumes 60% of current gross income goes to living costs. The headline uses the category budget below; taxes, moving costs and savings goals are excluded.
Polson, MT
New Castle, CO
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Plan my move with the free checklistPolson, MT
The Treasure State
Located in Montana, this city has a population of 6K residents.
New Castle, CO
The Centennial State
Located in Colorado, this city has a population of 5K residents.
Cost Breakdown by Category
Estimated monthly spending: Polson, MT vs New Castle, CO
Assumes 60% of your current gross income is spent on these categories. The headline and totals use this same budget. Rent estimates below are separate reference data. Rounded amounts may differ by $1.
| Category | Polson, MT | New Castle, CO | Difference | Change |
|---|---|---|---|---|
Transportation | $1,752/mo | $1,214/mo | ↓ $538less | 30.7% |
Housing | $1,921/mo | $2,428/mo | ↑ $508more | 26.4% |
Healthcare | $832/mo | $605/mo | ↓ $227less | 27.2% |
Groceries | $1,089/mo | $985/mo | ↓ $104less | 9.5% |
Other | $1,421/mo | $1,474/mo | ↑ $52.76more | 3.7% |
All Utilities | $485/mo | $497/mo | ↑ $11.76more | 2.4% |
🏠Rent Comparison
1BR range: $1,110–$1,110/mo
1BR range: $1,230–$1,230/mo
💡 Note: HUD Fair Market Rents estimate 40th-percentile gross rents, including most tenant-paid utilities. City ZIP summaries are medians of those estimates, not market median rents. Actual prices vary by neighborhood, amenities, and condition. Source: HUD Small Area Fair Market Rents FY2026.
Home Values
Homes in New Castle are 18% more expensive than Polson
Source: Zillow Home Value Index (ZHVI), January 2026
Tax Comparison
Annual tax burden comparison at $150.0K salary
Polson, MT
New Castle, CO
Additional Tax Information
Polson, MT Tax Rates
New Castle, CO Tax Rates
💡 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.
Environment
Before moving from Polson, MT to New Castle, CO
Use this comparison to shortlist a move, then check the costs that depend on your household.
- Compare actual homes. Get current quotes in New Castle, CO for the same bedroom count and included utilities as your home in Polson, MT. Add parking, deposits, insurance and any overlapping leases. The rent estimates above are a starting point, not available listings.
- Confirm your income. Check your expected pay with your employer, including any location adjustment. Use “Different salary at destination?” above to compare two incomes. The budget model excludes taxes and one-time moving costs; it is not a take-home-pay calculation.
- Price your daily routine. Check the commute from a specific address to work, school or childcare. Add household expenses missing from this model, such as childcare, debt payments and medical needs. Verify local services before signing a lease.
- Plan the transition. Get moving quotes and budget for travel, setup costs and time off. Open your Polson to New Castle moving checklist to organize the tasks and timing.
Still choosing a destination? Explore cities similar to New Castle, CO by cost, housing, population and region.
Frequently Asked Questions: Polson, MT vs New Castle, CO
How do the cost estimates for Polson, MT and New Castle, CO compare?
What does the equivalent salary mean?
What rent estimates are available for Polson, MT and New Castle, CO?
How should I use this comparison before moving?
💰 See how taxes change too — compare take-home pay between Montana and Colorado on TaxTakeHome.com
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