83555 ZIP Code — Winchester, ID

Lewis County, Idaho

ZIP code 83555 is located in Winchester, Idaho, within Lewis County. It covers approximately 182.47 square miles and serves a population of 386 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 208.

About ZIP code 83555

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $212,500. Owner-occupancy is high at 80%, well above the national average.

Median household income is $59,583. Poverty affects 22% of residents, above the national average. 45% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. An above-average commute of 37 minutes suggests many residents work outside the immediate area.

Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 16% of civilians, above the national average of 7%; and disability rates above the national average at 33%.

Overall, ZIP code 83555 reflects a community defined by economic challenges above the national average, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

386

population

182.47

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

83555 ZIP code map

Cities in ZIP code 83555

Below are the cities the US Postal Service accepts for ZIP code 83555. Using any city not on this list may result in mail delivery delays.

City	Status
Winchester	Preferred

Nearby ZIP codes

83523 Craigmont (6.2 mi) 83524 Culdesac (9.5 mi) 83548 Reubens (9.5 mi) 83526 Ferdinand (11.9 mi) 83501 Lewiston (12.8 mi) 83540 Lapwai (15.7 mi) 83545 Peck (15.8 mi) 83533 Greencreek (17.4 mi) 83543 Nezperce (18.3 mi)

Demographics updated 05/2026

Population
Total population	386
Population density	2 / sq mi
State FIPS	16
County FIPS	061

Geography
Land area	182.47 sq mi
Water area	0.83 sq mi
Latitude	46.2262
Longitude	-116.6180
Timezone	Pacific (PT)
Area code	208

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.2%	54.1%	41.8%
$50k – $100k	41.7%	33.8%	34.0%
$100k – $200k	9.7%	10.4%	19.5%
Over $200k	1.4%	1.7%	4.7%

Demographics & statistics

386

Population

People per sq mi

56.6

Median age

$59,583

Median household income

$35,581

Per capita income

$212,500

Median home value

$763

Median monthly rent

79.9%

Home ownership

22.0%

Poverty rate

9.9%

Unemployment

248

Housing units

22.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	54	14.0%
18 and over	332	86.0%
65 and over	128	33.2%
Median age	56.6 years

Race & ethnicity

White 91.8%

Two or more races 3.3%

American Indian / Alaska Native 2%

Hispanic or Latino 1.3%

Black or African American 1%

Asian 0.5%

Group	Count	%
White	359	91.8%
Two or more races	13	3.3%
American Indian / Alaska Native	8	2%
Hispanic or Latino	5	1.3%
Black or African American	4	1%
Asian	2	0.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.2%	54.1%	41.8%
$50k – $100k	41.7%	33.8%	34.0%
$100k – $200k	9.7%	10.4%	19.5%
Over $200k	1.4%	1.7%	4.7%

Under $10k 5.9%

$10k–$15k 4.7%

$15k–$25k 10.7%

$25k–$35k 8.9%

$35k–$50k 11.8%

$50k–$75k 16.0%

$75k–$100k 20.1%

$100k–$150k 13.0%

$150k–$200k 4.1%

$200k+ 4.7%

Range	% of households
Under $10k	5.9%
$10k–$15k	4.7%
$15k–$25k	10.7%
$25k–$35k	8.9%
$35k–$50k	11.8%
$50k–$75k	16.0%
$75k–$100k	20.1%
$100k–$150k	13.0%
$150k–$200k	4.1%
$200k+	4.7%
Median income	$59,583

Housing

Home values

Under $50k 8.1%

$50k–$100k 3.7%

$100k–$150k 17.8%

$150k–$200k 16.3%

$200k–$300k 24.4%

$300k–$500k 19.3%

$500k–$1M 10.4%

Housing overview

Metric	Value
Median home value	$212,500
Median rent / month	$763
Owner occupied	79.9%
Renter occupied	20.1%
Vacant	40.1%
Single-family detached	82.3%
Large apartment buildings	0.0%
Mobile homes	16.0%
Median rooms	5.1
Avg household size (owned)	2.01

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	6.7%
1990–1999	31.9%
1980–1989	6.4%
1970–1979	23.0%
1960–1969	4.3%
1950–1959	4.6%
1940–1949	3.2%
1939 or earlier	19.9%

Bedrooms

Size	% of units
No bedroom (studio)	2.8%
1 bedroom	20.2%
2 bedrooms	27.3%
3 bedrooms	38.7%
4 bedrooms	9.6%
5+ bedrooms	1.4%

Vehicles per household

Vehicles	% of households
No vehicle	2.4%
1 vehicle	18.9%
2 vehicles	42.6%
3 or more	36.1%

Heating fuel

Fuel type	%
Utility gas	1.8%
Electricity	30.8%
Propane / LP gas	13.6%
Fuel oil	14.2%
Wood	39.6%

Households & families

Household type	Count	%
Married-couple family	92	54.4%
Cohabiting couple	7	4.1%
Male householder, no spouse	55	32.5%
Female householder, no spouse	15	8.9%
Households with children under 18	27	16.0%
Households with seniors (65+)	67	39.6%
Average household size	2.07

Marital status

Status	Male	Female
Never married	23.9%	6.0%
Married	47.4%	69.4%
Separated	1.4%	3.0%
Widowed	10.5%	6.7%
Divorced	16.7%	14.9%

Education

Less than 9th grade 1.5%

Some HS, no diploma 7.1%

HS graduate 36.9%

Some college, no degree 22.2%

Associate's degree 10.2%

Bachelor's degree 13.8%

Graduate / professional 8.3%

Metric	%
HS diploma or higher	91.4%
Bachelor's or higher	22.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	4	7.8%
Kindergarten	0	0.0%
Elementary school	28	54.9%
High school	15	29.4%
College / grad school	4	7.8%

Employment

Industry of employment

Education & healthcare 19.0%

Professional & management 15.3%

Public administration 15.3%

Manufacturing 10.9%

Retail trade 9.5%

Transportation & utilities 7.3%

Construction 6.6%

Other services 5.1%

Agriculture & mining 4.4%

Arts, food & hospitality 3.6%

Finance & real estate 2.2%

Information 0.7%

Occupation

Category	%
Management, business & arts	37.2%
Service	19.7%
Sales & office	14.6%
Natural resources & construction	9.5%
Production & transportation	19.0%

Employment type

Type	%
Private sector	54.0%
Government	28.5%
Self-employed	17.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	73.0%
Carpool	10.2%
Public transit	0.0%
Walk	0.7%
Work from home	13.1%
Other means	2.9%
Avg commute (minutes)	36.5

Poverty

All people 22.0%

Under 18 years 20.4%

18 and over 22.3%

Married-couple families 9.8%

Female-led households 0.0%

Income support

Source	% of households
Social Security	45.0%
Retirement income	30.2%
Supplemental Security	7.1%
Cash public assistance	0.0%
Food stamps / SNAP	3.6%

Health indicators

Condition	%
Obesity	36.9%
High blood pressure	38.2%
High cholesterol	38.3%
Diabetes	13.0%
Heart disease	8.5%
Stroke	3.9%
Asthma	9.7%
Arthritis	29.5%
Kidney disease	3.5%
Pulmonary disease	8.2%
Cancer	8.3%

Behavior / access	%
Smoking	17.3%
Binge drinking	13.4%
No physical activity	23.3%
Less than 7 hrs sleep	30.0%
Depression	18.0%
Fair or poor health	15.5%
Poor mental health	12.5%
Poor physical health	12.6%
No health insurance	13.1%
Visited doctor (checkup)	73.4%
Visited dentist	66.1%
Cholesterol screening	90.5%
Teeth loss	13.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	53	16.0%

Disability	%
Any disability	32.9%
Under 18	20.4%
18–64 years	14.7%
65 and over	67.2%

Health insurance coverage

Type	%
Private insurance	58.3%
Public insurance	51.6%
No insurance	12.4%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	376	97.4%
Spanish	3	0.8%
Other Indo-European	3	0.8%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	383	99.2%
Born in same state	381	98.7%
Born in different state	153	39.6%
Foreign born	2	0.5%
Naturalized citizen	3	0.8%
Not a US citizen	3	100.0%

Ancestry

Ancestry	Count	%
Italian	38	9.8%
French	35	9.1%
Polish	26	6.7%

Ancestry	Count	%
Arab	11	2.8%
English	9	2.3%
German	4	1%

Technology access

Metric	% of households
Computer access	43.8%
Internet access	94.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 83555

What city is ZIP code 83555 in?

ZIP code 83555 is primarily assigned to Winchester, Idaho.

What county is ZIP code 83555 in?

ZIP code 83555 falls within Lewis County, Idaho.

Does ZIP code 83555 have an older population?

33% of residents in ZIP code 83555 are 65 or older, above the national average of ~17%.

What is the poverty rate in ZIP code 83555?

22% of residents in ZIP code 83555 live below the poverty line, above the national average.

Does ZIP code 83555 have a large retiree population?

45% of households in ZIP code 83555 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 83555 have a large veteran population?

16% of civilians in ZIP code 83555 are veterans, above the national average of ~7%.

What timezone is ZIP code 83555 in?

ZIP code 83555 observes the PST timezone.