United States › Idaho › New Plymouth CITY
New Plymouth Idaho · 1,629 residents (2025 est.) · 0.69 sq mi
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The short version
New Plymouth is a city of 1,794 people in Idaho. The median age is 32.7, younger than the US median of 38.9. The foreign-born share is 1%. The population is up 28% since 2000. 75% of homes are owner-occupied. There are 2,608 people per square mile.
At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 32.7
US median: 38.9
Less educated
29% hold a bachelor's degree
US average: 36%
Less affordable
home values up 103%, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 1,400 in 2000
1,629 in 2025 (Census Bureau estimate)
2,608 / sq mi
+27%since 2009
from 2,057 / sq mi in 2009
US average: 281
from 33.7 in 2000
US average: 38.9
Population, 1990 – 2024
1K 1K 2K 2K 2K 1990 2000 2010 2020 2024 New Plymouth Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $65,375
+18%inflation adjusted, since 2000
from $30,524 in 2000
US average: $82,259
from $12,624 in 2000
US average: $44,673
Households earning $100K+
from 9.8% in 2009
US average: 53.3%
from 17.2% in 2000
US average: 12.5%
from 0.409 in 2010
US average: 0.476
Workforce by industry, 2024
Professional, scientific, technical 4.3%
Public administration 2.2%
Arts, entertainment, food 1.8%
Agriculture, forestry, fishing 1.3%
Transportation & warehousing 1.2%
Education & health services 1.1%
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$277,500
+103%inflation adjusted, since 2000
from $74,900 in 2000
US average: $376,019
$1,062
+20%inflation adjusted, since 2000
from $486 in 2000
US average: $1,442
from 69.1% in 2000
25.2% rent
from 4.6% in 2009
US average: 10.0%
from 2.63 people in 2009
US average: 2.54
from 24.4% in 2009
US average: 22.9%
from 42.0% in 2009
US average: 47.4%
from 2.7 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 87.7%(1,228)
Hispanic / Latino 9.9%(138)
2024
White, non-Hispanic 76.6%(1,374)
Hispanic / Latino 15.5%(278)
from 32 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 5 more ancestry groups with data from 9.3% in 2000
US average: 35.6%
High school or higher
from 70.9% in 2000
US average: 89.6%
from 2.2% in 2000
US average: 14.0%
Section 06
Commute & transportation from 14.4 min in 2000
US average: 26.5
from 71.8% in 2009
US average: 68.9%
from 18.7% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 2.8% in 2009
US average: 15.0%
from 3.3% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 2.8% in 2009
US average: 8.3%
Section 07
Work & employment from 11.6% in 2011
US average: 5.2%
from 65.6% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 71.4% in 2020
US average: 74.6%
from 11.3% in 2009
US average: 13.1%
from 19.4% in 2009
US average: 42.5%
Section 08
People & community from 3.9% in 2009
US average: 14.1%
from 13.2% in 2009
US average: 6.2%
from 19.5% in 2012
US average: 13.3%
from 24.0% in 2013
US average: 8.4%
from 68.9% in 2017
US average: 91.0%
Computer in household
from 92.8% in 2020
US average: 95.5%
from 81.1% in 2020
US average: 87.7%
from 91.3% in 2016
US average: 77.7%
from 7.6% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 24.0% in 2013
US average: 8.4%
from 58.3% in 2020
US average: 54.8%
Direct-purchase
from 13.2% in 2020
US average: 13.8%
from 15.3% in 2020
US average: 18.4%
from 21.3% in 2020
US average: 20.9%
VA health care
from 3.0% in 2020
US average: 2.2%
Any private
from 70.3% in 2020
US average: 67.1%
Any public
from 34.4% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 49.6%(63)
Gulf War (1990s) 25.2%(32)
Share of the 127 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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Frequently asked
How many people live in New Plymouth, Idaho? New Plymouth, Idaho has about 1,794 residents according to the 2024 American Community Survey.
What is the median household income in New Plymouth, Idaho? The typical household in New Plymouth, Idaho earns about $65,375 a year. Half of households make more than that, and half make less.
Is New Plymouth, Idaho expensive? In New Plymouth, Idaho, the median home is worth about $277,500, and the typical rent is about $1,062 a month.
How educated are people in New Plymouth, Idaho? About 28.9% of adults age 25 and over in New Plymouth, Idaho hold a bachelor's degree or higher.
What is the poverty rate in New Plymouth, Idaho? About 9.4% of people in New Plymouth, Idaho live below the federal poverty line.
Has New Plymouth, Idaho grown since 1990? Yes, New Plymouth, Idaho has grown since 1990. The population has added about 481 residents, a change of about 37 percent over that period.
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