PlainZIP

Clark Fork, ID · standard

ZIP Code 83811

Bonner County, Idaho - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,411
3/sq mi
$44,930
Median income
$297,700
Median home value
23.9%
Bachelor's or higher

The verdict

Clark Fork pairs one of the lowest household incomes in the country with above-median home values, in a rural, mixed-tenure area.

9th pct
household income, US ZIPs
Top 34%
home value, US ZIPs
3
people per sq mi
48%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 83811 against every reporting US ZIP.

ZIP code 83811 is a sparsely populated ZIP (a standard USPS delivery area) in Clark Fork, Bonner County, Idaho, home to just 1,411 residents across 470.3 square miles, a density of 3 people per square mile, in the Los Angeles time zone.

ZIP 83811 reports a modest median household income of $44,930 (39% below the Idaho average), while per-capita income is $22,015. Local economic indicators show a 16.7% poverty rate alongside 12.2% unemployment. The typical home here is valued at $297,700 (21% below the state average); renters pay a median of $1,155 monthly, and 47.9% of units are owner-occupied.

Educational attainment sits below the national norm: 23.9% of adults hold a bachelor's degree or higher, the median age is 42.1, and the average commute is -. The state and national benchmarks above give 83811's numbers context; they should not be read in isolation.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 83811

Top 5 sectors by establishment count in Clark Fork, ID

Which industries have the most business establishments in ZIP 83811.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 83811, Clark Fork, ID · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,411

Population

470.3

Area (sq mi)

3

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 83811?

42.1

Median Age

51.3%

Male

48.7%

Female

1.7%

Foreign-Born

White 89.7%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 7.4%
Hispanic or Latino 2.1%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$44,930

Median Household Income

-39% vs state

$22,015

Per Capita Income

16.7%

Poverty Rate

12.2%

Unemployment Rate

How ZIP 83811 ranks nationally

Clark Fork, ID household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$44,930 9th percentile higher than 9% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 57.4%
Bachelor's Degree or Higher 23.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

946

Total Housing Units

815

Occupied Units

131

Vacant Units

2.43

Avg Household Size

Occupancy Type

Owner 47.9%
Renter 52.1%

$297,700

Median Home Value

-21% vs state

$1,155

Median Rent

1979

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 47 business establishments in ZIP 83811, employing approximately 257 people with a combined annual payroll of $10,821,000.

47

Businesses

257

Employees

$10.8M

Annual Payroll

6

Industry Sectors

Industry Establishments % of Total
Construction 15 31.9%
Retail trade 9 19.1%
Accommodation and food services 4 8.5%
Other services (except public administration) 4 8.5%
Administrative and support and waste management and remediation services 3 6.4%
Health care and social assistance 3 6.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

More ZIP Codes in Bonner County

83864 standard
Sandpoint, ID
Pop: 17,076
83856 standard
Priest River, ID
Pop: 6,340
83860 standard
Sagle, ID
Pop: 6,119
83822 standard
Oldtown, ID
Pop: 2,006
83804 standard
Blanchard, ID
Pop: 1,254
83813 standard
Cocolalla, ID
Pop: 1,158

Related Areas

Bonner County Clark Fork, ID Idaho

Frequently Asked Questions

What county is ZIP code 83811 in? ▼
ZIP code 83811 (Clark Fork) is located in Bonner County, Idaho. Bonner County contains multiple ZIP codes, see the full list at /counties/bonner-id.
What is the population of ZIP code 83811? ▼
ZIP code 83811 in Clark Fork, ID has a population of 1,411 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 83811? ▼
The median household income in ZIP 83811 is $44,930, which is 41% below the national average of $76,288.
What is the average home value in ZIP 83811? ▼
The median home value in ZIP 83811 is $297,700, which is 7% above the national average of $278,155.
What is the demographic makeup of ZIP 83811? ▼
The largest racial group in ZIP 83811 is White at 89.7%. Hispanic or Latino residents make up 2.1% of the population.
How many businesses are in ZIP code 83811? ▼
ZIP code 83811 has 47 business establishments employing approximately 257 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 83811? ▼
The top industries by establishment count in ZIP 83811 are: Construction (15), Retail trade (9), Accommodation and food services (4). There are 6 industry sectors represented in total.
What is the education level in ZIP code 83811? ▼
In ZIP code 83811, 57.4% of residents aged 25+ have a high school diploma or higher, and 23.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 83811? ▼
In ZIP code 83811, approximately 47.9% of occupied housing units are owner-occupied and 52.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 83811? ▼
The poverty rate in ZIP code 83811 is 16.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.