Is Phoenix, AZ cheaper than Caldwell, ID?

Based on cost of living data, Phoenix, AZ is 0.0% more expensive than Caldwell, ID. The two cities have very similar living costs.

What salary do I need in Phoenix, AZ to live like I do in Caldwell, ID?

If you earn $150,000 in Caldwell, ID, you'd need approximately $150,043.37 in Phoenix, AZ to maintain the same standard of living.

How does housing cost compare between Caldwell, ID and Phoenix, AZ?

Housing in Phoenix, AZ is 6.5% more expensive than in Caldwell, ID. For a two-bedroom apartment, rent is $1,750/month in Phoenix, AZ compared to $1,373/month in Caldwell, ID.

How much can I save per month by moving from Caldwell, ID to Phoenix, AZ?

Caldwell, ID and Phoenix, AZ have very similar costs of living, based on a $150,000 salary.

Caldwell, ID vs Phoenix, AZ: Cost of Living Comparison 2026

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Cost of Living Comparison 2026

📍 Caldwell, ID — ZIP-level rent data · COL adjusted from Boise, ID area

Current salary in Caldwell, ID

Numbers update automatically as you type

You'd spend $3.61/month more in Phoenix, AZ

$150.0K in your current city equals $150.0K in Phoenix, AZ

Rent data from HUD ZIP-level estimates · COL index from Boise City, ID area

Overall Cost

↑ 0.0%

More expensive

Monthly Impact

$3.61

Extra cost

Annual Impact

$43.37

Per year

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

Caldwell, ID

Population:68K

Cost Index:100

Median Home:$364K

Phoenix, AZ

Population:1608K

Cost Index:100

Median Home:$414K

Caldwell, ID

The Gem State

68K

Population

State Tax

Yes

Located in Idaho, this city has a population of 68K residents.

Phoenix, AZ

The Grand Canyon State

1.6M

Population

State Tax

Yes

Climate

Hot desert

Notable Facts

•Fastest growing major city
•Desert metropolis
•Spring training capital

Major Industries

TechnologyHealthcareTourismManufacturing

Cost Breakdown by Category

Annual spending: Caldwell, ID vs Phoenix, AZ

Category	Caldwell, ID	Phoenix, AZ	Difference	Change
🚗Transportation	$1,289/mo	$1,489/mo	↑ $200more	15.5%
🏠Housing	$2,617/mo	$2,788/mo	↑ $171more	6.5%
⚡All Utilities	$480/mo	$561/mo	↑ $81.44more	17.0%
📦Other	$1,727/mo	$1,677/mo	↓ $49.39less	2.9%
🏥Healthcare	$636/mo	$589/mo	↓ $47.04less	7.4%
🛒Groceries	$966/mo	$963/mo	↓ $2.74less	0.3%

🚗Transportation

↑ 15.5%

Caldwell, ID

$1,289

Phoenix, AZ

$1,489

Difference

$200

🏠Housing

↑ 6.5%

Caldwell, ID

$2,617

Phoenix, AZ

$2,788

Difference

$171

⚡All Utilities

↑ 17.0%

Caldwell, ID

$480

Phoenix, AZ

$561

Difference

$81.44

📦Other

↓ 2.9%

Caldwell, ID

$1,727

Phoenix, AZ

$1,677

Difference

$49.39

less

🏥Healthcare

↓ 7.4%

Caldwell, ID

$636

Phoenix, AZ

$589

Difference

$47.04

less

🛒Groceries

↓ 0.3%

Caldwell, ID

$966

Phoenix, AZ

$963

Difference

$2.74

less

🏠Rent Comparison

Studio

From$968

To$1,390

↑ $422

1 Bed

From$1,150

To$1,510

↑ $360

2 Bed

From$1,373

To$1,750

↑ $377

3 Bed

From$1,919

To$2,330

↑ $411

Caldwell, IDZIP-level data

1BR range: $1,390–$1,390/mo

Phoenix, AZZIP-level data

1BR range: $1,300–$2,380/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.

$7,715

Monthly in Caldwell, ID

$8,068

Monthly in Phoenix, AZ

$353

Difference

Home Values

Caldwell

Phoenix

$364K

Median Value

$414K

↓ -0.7%

YoY Change

↓ -3.1%

↑ +30.3%

5-Year Change

↑ +30.2%

$364K

Price Range

$274K - $957K

Homes in Phoenix are 14% more expensive than Caldwell

Calculate payment - Caldwell Calculate payment - Phoenix

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

Tax Comparison

Annual tax burden comparison at $150.0K salary

Tax Savings

↑ $11.0K

Per year

Monthly Difference

$917

More take-home

Effective Rate Diff

7.3%

Rate difference

Caldwell, ID

Federal Income Tax

Effective: 18.9%

$25.5K

Idaho State Tax

Effective: 10.8%

$16.2K

FICA Taxes

Social Security + Medicare

$11.5K

Total Taxes

Effective: 35.5%

$53.3K

Take-Home Pay

$8,062/month

$96.7K

Phoenix, AZ

Federal Income Tax

Effective: 18.9%

$25.5K

Arizona State Tax

Effective: 3.5%

$5.2K

FICA Taxes

Social Security + Medicare

$11.5K

Total Taxes

Effective: 28.2%

$42.2K

Take-Home Pay

$8,979/month

$107.8K

Additional Tax Information

Caldwell, ID Tax Rates

Sales Tax:6.3%

Property Tax:0.7%

Phoenix, AZ Tax Rates

Sales Tax:8.5%

Property Tax:0.6%

💡 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.