Cost Of Living in Monmouth, IA

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22%

Overall NAT. AVG.

2%

Groceries NAT. AVG.

62%

Housing NAT. AVG.

Date & Last Updated: These cost of living estimates reflect 2026 modeled data using U.S. Census housing inputs and AI-assisted city-level pricing models.

The cost of living index is based on a national average of 100. For example, if the cost of living score is 90, then the estimated cost of living is 10% lower than the national average. If the score is 110, then the estimated cost of living is 10% higher than average. The overall index is calculated using weighted estimates across major everyday expense categories, including housing (30%), groceries (16%), transportation (12%), healthcare (10%), utilities (8%), lifestyle and entertainment (8%), household expenses (8%), and education and childcare (8%). All values are AI-assisted city-level estimates designed for directional comparisons.
Index	Monmouth	Iowa	National
Cost of living	78	89	100
Groceries	98	97	100
Health care	96	96	100
Housing	38	74	100
Transportation	96	97	100
Utilities	93	95	100
Lifestyle & Entertainment	97	95	100
Household Items	97	97	100
Education & Childcare	89	94	100

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Cost Of Living Quick Facts

The cost of living in Monmouth is 12% lower than the Iowa average
The cost of living in Monmouth is 22% lower than the national average
Monmouth housing is 62% lower than the national average
Iowa general sales tax is 18% higher than the national average
Iowa state income tax is 69% higher than the national average

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Price difference in compared to

Cost of living index
Groceries index
Health care index
Housing index
Transportation index
Utilities index
Lifestyle index
Household index
Educare index

Median Income & Debt-To-Income Ratio

Median Income	Per Year	Per Month	Max Budget (28% DTI)	Max Budget (36% DTI)
Owners	$80,372	$6,698	$1,875	$2,411
Renters	$48,330	$4,028	$1,128	$1,450

Iowa Sales Tax

State	General Sales Tax	With Max Surtax
Iowa	6%	7%

Iowa Income Tax

State	Income Tax (Low)	Income Tax (High)
Iowa	4.4%	6%

Nearby cities with low cost of living

City	Population	Cost of Living Index	National Avg.
Baldwin, IA	128	77	22.9%
Oxford Junction, IA	438	79	20.8%
Lost Nation, IA	466	79	20.7%
Toronto, IA	84	82	18.0%
Onslow, IA	317	82	17.6%
Monmouth, IA	136	78	21.6%

Cities with similar population

City	Population	Cost of Living Index	National Avg.
Pitkas Point, AK	136	98	1.8%
Lester, AL	136	84	16.1%
McKittrick, CA	136	93	7.3%
Vallecito, CA	136	139	39.1%
Volta, CA	136	114	14.3%
Monmouth, IA	136	78	21.6%