83858 ZIP Code — Rathdrum, ID

Kootenai County, Idaho

ZIP code 83858 is located in Rathdrum, Idaho, within Kootenai County. It covers approximately 112.12 square miles and serves a population of 18,575 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 208.

About ZIP code 83858

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 $388,200. Owner-occupancy is high at 84%, well above the national average.

Median household income is $86,971. The poverty rate of 6% is below the national average. 34% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with construction as the leading industry. The average commute of 28 minutes is near the national average.

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

Overall, ZIP code 83858 reflects a community defined by high homeownership and a significant Social Security-dependent population.

18,575

population

112.12

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

83858 ZIP code map

Cities in ZIP code 83858

Below are the cities the US Postal Service accepts for ZIP code 83858. Using any city not on this list may result in mail delivery delays.

City	Status
Rathdrum	Acceptable
Rathdrum	Preferred

Nearby ZIP codes

83854 Post Falls (7.7 mi) 83815 Coeur D Alene (9.5 mi) 99025 Newman Lake (9.7 mi) 83869 Spirit Lake (11.5 mi) 83801 Athol (13 mi) 99027 Otis Orchards (14 mi) 83804 Blanchard (14.4 mi) 83835 Hayden (14.6 mi) 99021 Mead (16.1 mi) 83803 Bayview (17 mi) 99019 Liberty Lake (17.4 mi) 99217 Spokane (18.3 mi)

Demographics updated 05/2026

Population
Total population	18,575
Population density	166 / sq mi
State FIPS	16
County FIPS	055

Geography
Land area	112.12 sq mi
Water area	1.53 sq mi
Latitude	47.8445
Longitude	-116.8923
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	28.9%	40.3%	41.8%
$50k – $100k	39.2%	34.1%	34.0%
$100k – $200k	27.7%	21.9%	19.5%
Over $200k	4.2%	3.7%	4.7%

Demographics & statistics

18,575

Population

166

People per sq mi

41.0

Median age

$86,971

Median household income

$39,096

Per capita income

$388,200

Median home value

$1,162

Median monthly rent

84.0%

Home ownership

6.1%

Poverty rate

4.2%

Unemployment

6,340

Housing units

22.4%

Bachelor's or higher

Age distribution

Male Female

572

Under 5

541

602

5–9

569

545

10–14

515

741

15–19

700

522

20–24

493

1,033

25–34

975

1,210

35–44

1,142

1,541

45–54

1,455

594

55–59

561

579

60–64

547

935

65–74

883

430

75–84

406

249

85+

235

← Male

Female →

Age summary

Group	Count	%
Under 18	4,225	22.7%
18 and over	14,350	77.3%
65 and over	3,138	16.9%
Median age	41.0 years

Race & ethnicity

White 80.3%

Two or more races 8.3%

Hispanic or Latino 8.1%

Other race 1.5%

Native Hawaiian / Pacific Islander 0.8%

Asian 0.5%

American Indian / Alaska Native 0.2%

Black or African American 0.1%

Group	Count	%
White	16,238	80.3%
Two or more races	1,680	8.3%
Hispanic or Latino	1,646	8.1%
Other race	309	1.5%
Native Hawaiian / Pacific Islander	171	0.8%
Asian	105	0.5%
American Indian / Alaska Native	45	0.2%
Black or African American	27	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	28.9%	40.3%	41.8%
$50k – $100k	39.2%	34.1%	34.0%
$100k – $200k	27.7%	21.9%	19.5%
Over $200k	4.2%	3.7%	4.7%

Under $10k 2.1%

$10k–$15k 1.8%

$15k–$25k 4.4%

$25k–$35k 6.9%

$35k–$50k 8.9%

$50k–$75k 16.7%

$75k–$100k 17.6%

$100k–$150k 25.7%

$150k–$200k 6.9%

$200k+ 9.0%

Range	% of households
Under $10k	2.1%
$10k–$15k	1.8%
$15k–$25k	4.4%
$25k–$35k	6.9%
$35k–$50k	8.9%
$50k–$75k	16.7%
$75k–$100k	17.6%
$100k–$150k	25.7%
$150k–$200k	6.9%
$200k+	9.0%
Median income	$86,971

Housing

Home values

Under $50k 4.2%

$50k–$100k 1.7%

$100k–$150k 2.8%

$150k–$200k 5.3%

$200k–$300k 19.7%

$300k–$500k 34.0%

$500k–$1M 26.5%

$1M+ 5.9%

Housing overview

Metric	Value
Median home value	$388,200
Median rent / month	$1,162
Owner occupied	84.0%
Renter occupied	16.0%
Vacant	11.2%
Single-family detached	79.3%
Large apartment buildings	0.0%
Mobile homes	8.9%
Median rooms	5.6
Avg household size (owned)	2.84

Year built

Era	%
2020 or later	1.6%
2010–2019	20.4%
2000–2009	15.8%
1990–1999	24.6%
1980–1989	9.9%
1970–1979	16.8%
1960–1969	2.6%
1950–1959	1.0%
1940–1949	0.9%
1939 or earlier	6.4%

Bedrooms

Size	% of units
No bedroom (studio)	1.2%
1 bedroom	3.1%
2 bedrooms	24.3%
3 bedrooms	47.7%
4 bedrooms	16.6%
5+ bedrooms	7.0%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	15.0%
2 vehicles	41.1%
3 or more	42.3%

Heating fuel

Fuel type	%
Utility gas	52.6%
Electricity	35.2%
Propane / LP gas	1.5%
Fuel oil	0.9%
Wood	8.0%
Solar	0.2%
No fuel used	0.9%

Households & families

Household type	Count	%
Married-couple family	4,593	70.0%
Cohabiting couple	491	7.5%
Male householder, no spouse	846	12.9%
Female householder, no spouse	630	9.6%
Households with children under 18	2,269	34.6%
Households with seniors (65+)	1,987	30.3%
Average household size	2.83

Marital status

Status	Male	Female
Never married	26.9%	20.1%
Married	59.2%	66.9%
Separated	1.2%	1.1%
Widowed	1.9%	5.1%
Divorced	10.8%	6.8%

Education

Less than 9th grade 3.2%

Some HS, no diploma 4.9%

HS graduate 29.7%

Some college, no degree 28.5%

Associate's degree 11.3%

Bachelor's degree 15.6%

Graduate / professional 6.9%

Metric	%
HS diploma or higher	91.9%
Bachelor's or higher	22.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	195	5.1%
Kindergarten	179	4.7%
Elementary school	1,598	41.6%
High school	1,220	31.8%
College / grad school	647	16.9%

Employment

Industry of employment

Construction 18.5%

Retail trade 16.4%

Education & healthcare 16.1%

Manufacturing 11.3%

Other services 6.2%

Professional & management 6.1%

Arts, food & hospitality 6.1%

Transportation & utilities 4.9%

Wholesale trade 4.3%

Finance & real estate 4.1%

Public administration 3.1%

Agriculture & mining 1.8%

Information 1.2%

Occupation

Category	%
Management, business & arts	27.9%
Service	13.9%
Sales & office	23.7%
Natural resources & construction	18.1%
Production & transportation	16.4%

Employment type

Type	%
Private sector	79.8%
Government	10.4%
Self-employed	9.0%
Unpaid family workers	0.8%

Commute

Method	%
Drive alone	77.4%
Carpool	8.5%
Public transit	0.0%
Walk	0.4%
Work from home	12.3%
Other means	1.3%
Avg commute (minutes)	27.9

Poverty

All people 6.1%

Under 18 years 9.0%

18 and over 5.3%

Married-couple families 1.7%

Female-led households 36.2%

Income support

Source	% of households
Social Security	34.4%
Retirement income	24.6%
Supplemental Security	3.6%
Cash public assistance	1.5%
Food stamps / SNAP	2.7%

Health indicators

Condition	%
Obesity	31.0%
High blood pressure	30.3%
High cholesterol	29.9%
Diabetes	9.4%
Heart disease	6.2%
Stroke	2.8%
Asthma	9.7%
Arthritis	24.7%
Kidney disease	2.7%
Pulmonary disease	6.4%
Cancer	6.6%

Behavior / access	%
Smoking	16.9%
Binge drinking	15.7%
No physical activity	21.7%
Less than 7 hrs sleep	31.6%
Depression	20.1%
Fair or poor health	12.9%
Poor mental health	13.9%
Poor physical health	10.9%
No health insurance	14.8%
Visited doctor (checkup)	70.3%
Visited dentist	66.0%
Cholesterol screening	87.1%
Teeth loss	13.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,430	10.0%

Disability	%
Any disability	12.1%
Under 18	3.5%
18–64 years	8.3%
65 and over	37.4%

Health insurance coverage

Type	%
Private insurance	76.8%
Public insurance	28.5%
No insurance	9.9%
Uninsured under 19	6.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,462	94.0%
Spanish	142	0.8%
Other Indo-European	125	0.7%
Asian & Pacific Islander	15	0.1%
Other languages	1	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	18,256	98.3%
Born in same state	18,118	97.5%
Born in different state	6,989	37.6%
Foreign born	138	0.7%
Naturalized citizen	319	1.7%
Not a US citizen	149	46.7%

Ancestry

Ancestry	Count	%
French	3,338	18%
Italian	1,752	9.4%
Polish	1,118	6%
Arab	882	4.7%
English	343	1.8%

Ancestry	Count	%
German	214	1.2%
Dutch	54	0.3%
Irish	41	0.2%
Norwegian	13	0.1%

Technology access

Metric	% of households
Computer access	35.3%
Internet access	97.7%

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

Frequently asked questions about ZIP code 83858

What city is ZIP code 83858 in?

ZIP code 83858 is primarily assigned to Rathdrum, Idaho.

What county is ZIP code 83858 in?

ZIP code 83858 falls within Kootenai County, Idaho.

Is ZIP code 83858 mostly owner-occupied?

84% of occupied units in ZIP code 83858 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 83858?

The median home value in ZIP code 83858 is $388,200.

Does ZIP code 83858 have a large veteran population?

10% of civilians in ZIP code 83858 are veterans, above the national average of ~7%.

What is the population of ZIP code 83858?

ZIP code 83858 has an estimated population of 18,575 residents, with a density of 166 people per square mile.

What timezone is ZIP code 83858 in?

ZIP code 83858 observes the PST timezone.