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ZIP 83631 · Idaho City

Who lives in ZIP code 83631 (Idaho City, ID): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Idaho City, ID · Boise County

uszips 2026
People1,916
Median age44.3
Household income$80,714
Home value$413,932
Median rent$780/mo
Poverty3.6%
College degree+27.5%
Commute34 min

Place

Metro area
Boise City, ID
Wider region
Boise City-Mountain Home-Ontario, ID-OR
Time zone
Mountain
Density
4 / sq mi
Housing units
808

County

Boise100%

Share of the ZIP's people in each county.

Age mix

Under 108.7%
10–1914.3%
20s4.9%
30s17.7%
40s14.6%
50s11.8%
60s14.0%
70s9.5%
80+4.8%

18.4% are 65 or older; 84.6% are adults.

Household income

Under $25K3.8%
$25K–50K16.6%
$50K–75K27.0%
$75K–100K16.1%
$100K–150K24.9%
$150K+11.6%

36.5% of households earn $100K+. Median per person: $33,153.

Education (adults 25+)

Less than high school3.0%
High school28.6%
Some college41.0%
Bachelor's16.9%
Graduate10.6%

46.5% of degrees are in STEM fields.

Race

White78.0%
Black0.1%
Asian0.8%
Native American3.4%
Pacific Islander0.0%
Other4.9%
Two or more12.8%

6.1% Hispanic or Latino (of any race).

Households & family

Married
67.1%
Never married
14.3%
Divorced
11.6%
Widowed
7.1%
Family size
2.64
Dual-income families
52.8%

Housing

Own their home
84.9%
Rent burden
25.2%
Men / women
49% / 51%

Work

In labor force
55.1%
Unemployment
4.5%
Self-employed
9.4%
Farmers
0.0%

Community

Charitable givers
17.0%
Veterans
14.1%
With a disability
11.3%
No health insurance
12.0%
Limited English
0.0%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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