Lewiston, ID demographics:
population, income, and more

Total population
34,651
0.5% year-over-year change
Median household income
$72,197/yr
1.6% year-over-year change
Housing units
15,109
0.7% year-over-year change

Lewiston population

How many people live in Lewiston

Lewiston is home to 34,651 residents, according to the most recent Census data. Gender-wise, 48.9% of Lewiston locals are male, and 51.1% are female.

Total population
34,651
0.5% year-over-year change
Gender ratio
Male
48.9%
16,950
Female
51.1%
17,701
Value Percent YoY change
Male 16,950 48.9% 0.9%
Female 17,701 51.1% 0.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Lewiston is 40, with the population distributed as follows: about 17.1% are children under 15, then 13.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.8% of the population, while another 23.7% fall into the 45 to 64 bracket. Finally, around 20.6% are 65 or older.

Median age
39.8
Age breakdown
Under 15
17.1%
15 to 24
13.8%
25 to 44
24.8%
45 to 64
23.7%
Over 65
20.6%
Value Percent YoY change
Under 15 5,910 17.1% -1.0%
15 to 24 4,789 13.8% 3.5%
25 to 44 8,598 24.8% -1.8%
45 to 64 8,208 23.7% 0.5%
Over 65 7,146 20.6% 2.7%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Lewiston, 97.7% of the population are US-born citizens, while 1.8% have gained naturalized citizenship. At the same time, 0.6% of residents are non-citizens. As for race, 90.5% of locals are Caucasian, 0.2% are African American and 1% have Asian roots. Another 1.3% are Indigenous American, 0.2% are Pacific Islanders, while 1% identify as another race. There’s also a share of 5.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.7%
Non-U.S.-born citizens
1.8%
Non-citizens
0.6%
Value Percent YoY change
U.S.-born citizens 33,850 97.7% 1.4%
Non-U.S.-born citizens 611 1.8% -27.0%
Non-citizens 190 0.6% -21.8%
Racial breakdown
White
90.5%
Black or African American
0.2%
American Indian and Alaska Native
1.3%
Asian
1%
Native Hawaiian and other Pacific Islander
0.2%
Two or more races
5.8%
Other
1%
Value Percent
White 31,360 90.5%
Black or African American 68 0.2%
American Indian and Alaska Native 449 1.3%
Asian 334 1%
Native Hawaiian and other Pacific Islander 85 0.2%
Two or more races 2,005 5.8%
Other 350 1%

Households in Lewiston

A peek inside Lewiston households

Lewiston has 14,235 households, with an average of 2 members in each. Of these, 61.3% are families, while the remaining 38.7% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
14,235
0.7% year-over-year change
Average people per household
2
Non-family households
5,503
Family households
8,732
Value Percent YoY change
Non-family households 5,503 38.7% 0.1%
Family households 8,732 61.3% 1.0%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Lewiston

The housing landscape of Lewiston

Lewiston's housing consists of 15,109 units, with 66.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 2.9% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 7.8% of the housing landscape.

Housing units
15,109
0.7% year-over-year change
Housing types
Value Percent
1 unit, detached 10,098 66.8%
1 unit, attached 435 2.9%
2 units 815 5.4%
3 or 4 units 747 4.9%
5 to 9 units 571 3.8%
10 to 19 units 323 2.1%
20 to 49 units 498 3.3%
50 or more units 389 2.6%
Mobile home 1,178 7.8%
Boat, RV, van, etc. 55 0.4%
Homes built since 2020
121
37.5% year-over-year change

The age of buildings in Lewiston

In Lewiston, the median construction year is 1971. About 15.6% of homes were built before the 1940s, with another 6.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 6.8% of homes were added from 2000 to 2009, 4.6% between 2010 and 2019, and 0.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 2,349 15.6% -7.0%
Built between 1940 and 1949 1,030 6.8% 0.8%
Built between 1950 and 1959 2,297 15.2% 1.6%
Built between 1960 and 1969 1,594 10.6% 0.4%
Built between 1970 and 1979 2,663 17.6% -8.0%
Built between 1980 and 1989 1,925 12.7% 20.4%
Built between 1990 and 1999 1,405 9.3% 5.0%
Built between 2000 and 2009 1,022 6.8% 0.8%
Built between 2010 and 2019 703 4.6% 5.2%
Built in 2020 or later 121 0.8% 37.5%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Lewiston occupancy rates

Out of the 14,235 occupied housing units in Lewiston, 67.5% are owner-occupied, while 32.5% are lived in by tenants. Meanwhile, 5.8% of all homes on the local market sit vacant.

Occupied housing units
14,235
0.7% year-over-year change
Occupancy breakdown
Renter occupied
4,631
Owner occupied
9,604
Value Percent YoY
change
Renter occupied 4,631 32.5% 9.2%
Owner occupied 9,604 67.5% -3.0%
Unoccupied housing units
5.8%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Lewiston housing costs

Housing costs in Lewiston come to a median of $1,119 per month, while tenants specifically pay a median gross rent of $1,027.

Median housing costs per month
$1,119/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Lewiston
$1,027/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Lewiston

Lewiston education at a glance

About 35.9% of the population in Lewiston went to high school, while 24.6% pursued college studies. Another 12.5% earned an associate degree and 16.9% hold a bachelor’s. Meanwhile, 7.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 639 2.3% -0.6%
High school diploma 9,799 35.9% 5.1%
College diploma 6,711 24.6% -8.0%
Associate degree 3,402 12.5% 3.8%
Bachelor's degree 4,622 16.9% 3.5%
Graduate degree 2,125 7.8% -0.5%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Lewiston

How much people earn in Lewiston

The average annual household income in Lewiston was $89,161 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1% change from the previous year. At the same time, the median income stood at $72,197, reflecting a +1.6% shift over the same period.

Average household income in Lewiston
$89,161/year
-1.0% year-over-year change
Median household income in Lewiston
$72,197/year
1.6% year-over-year change

Lewiston income by age

In Lewiston, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $83,371. Those with someone between 45 and 64 in charge, often well established professionally, earn $87,991 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $42,386, while those led by someone over 65, many of whom may be retired, have about $50,770 in earnings. Overall, 87.6% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $42,386 1.9%
25 - 44 $83,371 -0.1%
45 - 64 $87,991 4.6%
Over 65 $50,770 0.7%
Above poverty level
28,856
Below poverty level
4,092
Value Percent YoY
change
Above poverty level 28,856 87.6% 1.4%
Below poverty level 4,092 12.4% -5.6%

Average renter income in Lewiston

To get a better sense of what renters earn on average in Lewiston, their median household income was $32,276 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 38.2%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$32,276
Rent-to-income ratio
38.2%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Lewiston

Workforce and job types in Lewiston

The job market in Lewiston is powered by 16,439 working residents, spread across a range of industries and roles. 71.6% of the working population are employed in professional or administrative positions, while 28.4% are in hands-on or service-based jobs. Also, 9.4% run their own businesses, 68.8% are employed by private companies, and 15.9% work in the public sector.

Workforce demographics

Working population
16,439
0.6% year-over-year change
White collar
11,779
Blue collar
4,660
Value Percent YoY change
White collar 11,779 71.6% -1.4%
Blue collar 4,660 28.4% 6.2%
Employer type
Self employees
9.4%
Private companies
68.8%
Governmental workers
15.9%
Not for profit companies
5.8%
Value Percent YoY change
Self employees 1,553 9.4% -1.5%
Private companies 11,313 68.8% 4.6%
Governmental workers 2,617 15.9% -11.5%
Not for profit companies 956 5.8% -3.4%
Unemployment rate
2.5%
-14.5% year-over-year change

Available workforce

The unemployment rate in Lewiston stands at 2.5%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Lewiston

How people get around in Lewiston

Commuting methods vary: 86.5% of residents travel by personal vehicle and 2% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 13,902 86.5% -2.4%
Bus or trolleybus 32 0.2% 0.0%
Motorcycle 81 0.5% 131.4%
Bicycle 25 0.2% N/A
Walk 315 2% -31.4%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Lewiston by zipcode?

Zipcode Population Number of households Median income Average income
83501 37,520 15,296 $73,629 $92,620

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FAQs about Lewiston demographics 

What is the total population of Lewiston?

Lewiston has a total population of 34,651 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.5% compared to a year ago.

What is the gender ratio in Lewiston?

The gender ratio in Lewiston is as follows:
  • 48.9% males (16,950 residents)
  • 51.1% females (17,701 residents)

What is the median age in Lewiston?

The median age in Lewiston is 39.8.

What is the age distribution of the population in Lewiston?

The age distribution in Lewiston is as follows:
  • Under 15: 17.1% (5,910 residents)
  • Ages 15-24: 13.8% (4,789 residents)
  • Ages 25-44: 24.8% (8,598 residents)
  • Ages 45-64: 23.7% (8,208 residents)
  • Over 65: 20.6% (7,146 residents)

What is the racial and ethnic makeup of Lewiston?

The racial and ethnic makeup of Lewiston is as follows:
  • White: 90.5% (31,360 residents)
  • Black or African American: 0.2% (68 residents)
  • American Indian and Alaska Native: 1.3% (449 residents)
  • Asian: 1% (334 residents)
  • Native Hawaiian and Other Pacific Islander: 0.2% (85 residents)
  • Two or More Races: 5.8% (2,005 residents)
  • Other: 1% (350 residents)

What percentage of the population in Lewiston are U.S.-born citizens?

U.S.-born citizens represent 97.7% of the population in Lewiston.

How many housing units are there in Lewiston?

There are 15,109 housing units in Lewiston, reflecting a +0.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Lewiston and what is the average household size?

Lewiston has a total of 14,235 households, with an average of 2 people in each.

What is the median household income in Lewiston?

Lewiston has a median household income of $72,197, representing a +1.6% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Lewiston?

The employment rate is 97.5% in Lewiston, with a workforce of 16,439 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 71.6% (11,779 residents)
  • Blue-collar workers: 28.4% (4,660 residents)

Places of employment:
  • Self-employed: 9.4% (1,553 residents)
  • Private companies: 68.8% (11,313 residents)
  • Governmental workers: 15.9% (2,617 residents)
  • Not-for-profit companies: 5.8% (956 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025