Newton, Iowa Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Newton, Iowa is 15,696 as of the 2023 American Community Survey, making it the 31st-largest city in Iowa. The median household income is $56,321, the median home value is $151,600, and the median age is 43.2.
The population has grown 3.1% since 2010 (15,239 → 15,709).
15,696
Population
1395
People / sq mi
$56,321
Median Income
$151,600
Median Home Value
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Newton covers 11.3 sq mi of land at 1395 people per square mile.
About Newton, IA
Housing cost is the defining feature of Newton: the median home is valued at $151,600. With 15,696 residents, Newton is a city in Iowa. It ranks #31 among cities in Iowa by population.
The typical household earns $56,321, below the US median of $78,538. The poverty rate is 6.4%, below the national 12.4%. Homes are comparatively cheap — a median value of $151,600, with typical rent around $828.
Fewer adults hold degrees here than in most comparable places — 18.8%, below the national 35.0%. Just 7.4% of workers are home-based, below the national 14.0%, and the average commute runs about 22 minutes each way.
Newton city Population History (2010-2024)
The city of Newton city had a population of 15,239 in 2010 and 15,709 in 2024, a 3.1% growth over 14 years. The peak was 15,750 in 2020. Average annual growth rate: 0.22%.
15,709
Population (2024)
15,239
Population (2010)
15,750
Peak (2020)
0.22%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 15,239 |
| 2011 | 15,140 |
| 2012 | 15,094 |
| 2013 | 15,179 |
| 2014 | 15,225 |
| 2015 | 15,113 |
| 2016 | 15,128 |
| 2017 | 15,175 |
| 2018 | 15,214 |
| 2019 | 15,182 |
| 2020 | 15,750 |
| 2021 | 15,694 |
| 2022 | 15,738 |
| 2023 | 15,653 |
| 2024 | 15,709 |
Race & Ethnicity
| White | 90.3% |
| Black or African American | 1.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.7% |
| Two or More Races | 0.0% |
Economy & Income
$56,321
Median Household Income
$32,781
Per Capita Income
6.4%
Poverty Rate
3.4%
Unemployment Rate
Housing
$151,600
Median Home Value
$828
Median Rent
65.7%
Owner-Occupied
Education
92.3%
High School+
18.8%
Bachelor's+
Commute
0.0%
Drive Alone
78.4%
Public Transit
7.4%
Work From Home
21.7 min
Avg Commute
Community Profile
20.1%
Foreign Born
91.9%
Non-English at Home
8.3%
Veterans
15.9%
With Disability
94.0%
Health Insurance
93.6%
Internet Access
Employment by Industry
| Manufacturing | 23.0% |
| Professional, Scientific & Management | 20.7% |
| Information | 9.1% |
| Education, Health Care & Social Services | 7.3% |
| Finance, Insurance & Real Estate | 7.0% |
| Retail Trade | 6.0% |
| Arts, Entertainment & Food Services | 4.9% |
| Construction | 4.4% |
| Public Administration | 3.2% |
| Transportation & Warehousing | 1.8% |
| Agriculture & Mining | 1.7% |
Largest cities in Iowa
Largest counties in Iowa
Part of Iowa
Metro areas in Iowa
City rankings
Frequently Asked Questions
Newton, Iowa has a population of 15,696 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 31st-largest city in Iowa.
The median household income in Newton, Iowa is $56,321, with 6.4% of residents living below the federal poverty level.
The median home value in Newton, Iowa is $151,600, with median monthly rent at $828 and a homeownership rate of 65.7%.
The median age in Newton, Iowa is 43.2 years. The population is 51.8% male and 48.2% female.
The population has grown 3.1% since 2010 (15,239 → 15,709).
Newton city, IA Climate
Newton city, IA has an average annual temperature of 9.3°C (49°F) and receives about 868 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.3°C
Avg Temp
868
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -7° / 19° | 24 mm |
| February | -4° / 25° | 28 mm |
| March | 3° / 37° | 59 mm |
| April | 10° / 50° | 84 mm |
| May | 16° / 61° | 107 mm |
| June | 21° / 71° | 116 mm |
| July | 24° / 74° | 100 mm |
| August | 22° / 72° | 102 mm |
| September | 18° / 64° | 98 mm |
| October | 11° / 52° | 68 mm |
| November | 3° / 37° | 50 mm |
| December | -4° / 24° | 32 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Newton city, IA
The most comfortable months to visit Newton city, IA are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -12°C low). June is usually the wettest month.
Where to stay near Newton
Visiting or relocating to Newton, IA? Compare hotels and short-term rentals across the metro — live availability and prices.
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Population, race, income, age, and trends across Iowa
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.