Boundary County, ID ZIP Codes
Idaho (ID) · 5 ZIP codes · 5 cities
5
ZIP codes
12,561
population (2021)
+14.5%
pop change since 2010
16021
FIPS code
Boundary County ZIP code map
About Boundary County
Boundary County is located in Idaho and contains 5 ZIP codes across 5 cities and communities.
The county's population was 12,561 as of 2021,
an increase of
14.5% from 10,972 in 2010.
The timezone is Alaska Time (observes DST).
The Federal Information Processing System (FIPS) code for Boundary County is 16021.
| Population | |
|---|---|
| 2021 population | 12,561 |
| 2010 population | 10,972 |
| Change | +14.5% |
| County details | |
|---|---|
| State | Idaho |
| FIPS code | 16021 |
| Timezone | Alaska |
| Daylight saving | Yes |
Cities in Boundary County
ZIP codes for Boundary County, ID (5)
| ZIP code | City | County | Map |
|---|---|---|---|
| 83805 | Bonners Ferry | Boundary | View map |
| 83826 | Eastport | Boundary | View map |
| 83845 | Moyie Springs | Boundary | View map |
| 83847 | Naples | Boundary | View map |
| 83853 | Porthill | Boundary | View map |
Demographics & statistics
12,215
Population
43.5
Median age
$59,508
Median household income
$27,102
Per capita income
$323,833
Median home value
$503
Median monthly rent
73.8%
Home ownership
20.8%
Poverty rate
3.4%
Unemployment
4,194
Housing units
18.2%
Bachelor's or higher
Age distribution
Male
Female
428
Under 5
380
397
5–9
352
415
10–14
369
433
15–19
384
326
20–24
290
636
25–34
565
684
35–44
608
744
45–54
660
470
55–59
418
414
60–64
367
963
65–74
855
447
75–84
396
113
85+
101
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 2,855 | 21.9% |
| 18 and over | 9,360 | 78.1% |
| 65 and over | 2,875 | 22.1% |
| Median age | 43.5 years | |
Race & ethnicity
White
87.7%
Hispanic or Latino
3.1%
Two or more races
2.9%
Other race
2.4%
American Indian / Alaska Native
2%
Asian
1.4%
Black or African American
0.4%
Native Hawaiian / Pacific Islander
0.1%
| Group | Count | % |
|---|---|---|
| White | 11,055 | 87.7% |
| Hispanic or Latino | 396 | 3.1% |
| Two or more races | 368 | 2.9% |
| Other race | 302 | 2.4% |
| American Indian / Alaska Native | 255 | 2% |
| Asian | 182 | 1.4% |
| Black or African American | 46 | 0.4% |
| Native Hawaiian / Pacific Islander | 7 | 0.1% |
Household income
Under $10k
11.2%
$10k–$15k
3.7%
$15k–$25k
8.4%
$25k–$35k
4.2%
$35k–$50k
12.3%
$50k–$75k
21.9%
$75k–$100k
19.0%
$100k–$150k
12.1%
$150k–$200k
3.0%
$200k+
4.2%
| Range | % of households |
|---|---|
| Under $10k | 11.2% |
| $10k–$15k | 3.7% |
| $15k–$25k | 8.4% |
| $25k–$35k | 4.2% |
| $35k–$50k | 12.3% |
| $50k–$75k | 21.9% |
| $75k–$100k | 19.0% |
| $100k–$150k | 12.1% |
| $150k–$200k | 3.0% |
| $200k+ | 4.2% |
| Median income | $59,508 |
Housing
Home values
Under $50k
3.8%
$50k–$100k
5.5%
$100k–$150k
7.6%
$150k–$200k
5.1%
$200k–$300k
23.0%
$300k–$500k
33.8%
$500k–$1M
16.9%
$1M+
4.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $323,833 |
| Median rent / month | $503 |
| Owner occupied | 73.8% |
| Renter occupied | 26.2% |
| Vacant | 13.1% |
| Single-family detached | 83.8% |
| Large apartment buildings | 0.8% |
| Mobile homes | 10.8% |
| Median rooms | 5.6 |
| Avg household size (owned) | 2.55 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.3% |
| 2010–2019 | 10.6% |
| 2000–2009 | 19.2% |
| 1990–1999 | 18.5% |
| 1980–1989 | 18.1% |
| 1970–1979 | 12.4% |
| 1960–1969 | 2.9% |
| 1950–1959 | 9.4% |
| 1940–1949 | 3.4% |
| 1939 or earlier | 5.2% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 8.2% |
| 1 bedroom | 10.9% |
| 2 bedrooms | 21.0% |
| 3 bedrooms | 36.3% |
| 4 bedrooms | 16.0% |
| 5+ bedrooms | 7.4% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 1.0% |
| 1 vehicle | 19.2% |
| 2 vehicles | 38.3% |
| 3 or more | 41.5% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 34.3% |
| Electricity | 27.0% |
| Propane / LP gas | 6.3% |
| Wood | 30.8% |
| No fuel used | 0.2% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 2,621 | 57.1% |
| Cohabiting couple | 333 | 7.3% |
| Male householder, no spouse | 840 | 19.1% |
| Female householder, no spouse | 825 | 16.5% |
| Households with children under 18 | 1,270 | 26.4% |
| Households with seniors (65+) | 2,007 | 39.6% |
| Average household size | 2.49 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 25.3% | 23.0% |
| Married | 56.1% | 58.6% |
| Separated | 0.7% | 1.1% |
| Widowed | 1.2% | 6.0% |
| Divorced | 16.7% | 11.4% |
Education
Less than 9th grade
4.3%
Some HS, no diploma
10.7%
HS graduate
37.7%
Some college, no degree
22.1%
Associate's degree
6.9%
Bachelor's degree
10.6%
Graduate / professional
7.6%
| Metric | % |
|---|---|
| HS diploma or higher | 85.0% |
| Bachelor's or higher | 18.2% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 143 | 7.2% |
| Kindergarten | 117 | 3.2% |
| Elementary school | 1,254 | 46.7% |
| High school | 616 | 28.4% |
| College / grad school | 291 | 14.4% |
Employment
Industry of employment
Education & healthcare
16.8%
Retail trade
15.7%
Construction
11.5%
Arts, food & hospitality
9.3%
Agriculture & mining
8.8%
Manufacturing
7.9%
Public administration
6.6%
Information
6.1%
Transportation & utilities
5.1%
Other services
4.6%
Professional & management
3.7%
Finance & real estate
2.4%
Wholesale trade
1.5%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 31.5% |
| Service | 15.9% |
| Sales & office | 21.8% |
| Natural resources & construction | 17.0% |
| Production & transportation | 13.7% |
Employment type
| Type | % |
|---|---|
| Private sector | 71.5% |
| Government | 15.7% |
| Self-employed | 12.8% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 76.1% |
| Carpool | 15.3% |
| Public transit | 0.2% |
| Walk | 2.5% |
| Other means | 0.6% |
| Avg commute (minutes) | 28.3 |
Poverty
All people
20.8%
Under 18 years
27.7%
18 and over
18.6%
Married-couple families
16.8%
Female-led households
49.2%
Income support
| Source | % of households |
|---|---|
| Social Security | 36.3% |
| Retirement income | 24.0% |
| Supplemental Security | 9.1% |
| Cash public assistance | 3.3% |
| Food stamps / SNAP | 6.8% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 35.0% |
| High cholesterol | 32.8% |
| Heart disease | 7.7% |
| Stroke | 3.6% |
| Asthma | 9.8% |
| Arthritis | 26.9% |
| Kidney disease | 3.3% |
| Pulmonary disease | 8.1% |
| Cancer | 7.2% |
| Behavior / access | % |
|---|---|
| Binge drinking | 14.2% |
| No physical activity | 24.5% |
| Less than 7 hrs sleep | 31.2% |
| Fair or poor health | 16.0% |
| Poor mental health | 13.6% |
| Poor physical health | 12.4% |
| No health insurance | 15.8% |
| Visited doctor (checkup) | 70.4% |
| Visited dentist | 61.9% |
| Cholesterol screening | 87.6% |
| Teeth loss | 16.1% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 976 | 10.9% |
| Disability | % |
|---|---|
| Any disability | 16.4% |
| Under 18 | 9.3% |
| 18–64 years | 14.3% |
| 65 and over | 29.4% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 60.7% |
| Public insurance | 41.6% |
| Uninsured under 19 | 16.5% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 11,407 | 94.0% |
| Spanish | 228 | 1.8% |
| Other Indo-European | 92 | 0.8% |
| Asian & Pacific Islander | 67 | 0.3% |
| Other languages | 30 | 0.6% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 11,703 | 96.2% |
| Born in same state | 11,512 | 94.9% |
| Born in different state | 3,639 | 32.4% |
| Foreign born | 191 | 1.3% |
| Naturalized citizen | 512 | 3.8% |
| Not a US citizen | 140 | 18.1% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 1,460 | 12% |
| Arab | 1,290 | 10.6% |
| Italian | 1,201 | 9.8% |
| Polish | 362 | 3% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 142 | 1.2% |
| English | 132 | 1.1% |
| German | 98 | 0.8% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.3% |
| Internet access | 93.9% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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