83703 ZIP Code — Boise, ID
Ada County, Idaho
ZIP code 83703 is located in Boise, Idaho, within Ada County. It covers approximately 8.13 square miles and serves a population of 18,168 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 208.
About ZIP code 83703
The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $429,300. Owner-occupancy sits near the national average at 64%.
The gap between median ($71,309) and mean household income suggests income inequality — a small number of higher earners pull the average up.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 20 minutes is near the national average.
Educational attainment is high — 51% of residents hold a bachelor's degree or higher, well above the national average of 33%.
18,168
population
8.13
sq mi land
Standard
ZIP type
Mountain (MT)
timezone
83703 ZIP code map
Cities in ZIP code 83703
Below are the cities the US Postal Service accepts for ZIP code 83703. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Boise | Acceptable |
| Boise | Preferred |
Nearby ZIP codes
83704 Boise (2.9 mi)
83756 Boise (3.7 mi)
83735 Boise (3.7 mi)
83726 Boise (3.7 mi)
83729 Boise (3.7 mi)
83732 Boise (3.7 mi)
83722 Boise (3.7 mi)
83720 Boise (3.7 mi)
83728 Boise (3.7 mi)
83724 Boise (3.7 mi)
83702 Boise (3.9 mi)
83725 Boise (4.3 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 18,168 |
| Population density | 2,235 / sq mi |
| State FIPS | 16 |
| County FIPS | 001 |
| Geography | |
|---|---|
| Land area | 8.13 sq mi |
| Water area | 0.18 sq mi |
| Latitude | 43.6594 |
| Longitude | -116.2417 |
| Timezone | Mountain (MT) |
| 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 | 40.1% | 33.8% | 41.8% |
| $50k – $100k | 33.2% | 34.4% | 34.0% |
| $100k – $200k | 20.3% | 23.7% | 19.5% |
| Over $200k | 6.4% | 8.2% | 4.7% |
Demographics & statistics
18,168
Population
2,235
People per sq mi
39.4
Median age
$71,309
Median household income
$43,213
Per capita income
$429,300
Median home value
$1,232
Median monthly rent
64.0%
Home ownership
10.2%
Poverty rate
2.8%
Unemployment
5,126
Housing units
51.0%
Bachelor's or higher
Age distribution
Male
Female
650
Under 5
619
522
5–9
498
415
10–14
396
412
15–19
393
496
20–24
473
1,448
25–34
1,380
1,329
35–44
1,267
1,140
45–54
1,087
704
55–59
672
659
60–64
628
865
65–74
824
442
75–84
422
219
85+
208
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 3,631 | 20.0% |
| 18 and over | 14,537 | 80.0% |
| 65 and over | 2,980 | 16.4% |
| Median age | 39.4 years | |
Race & ethnicity
White
87.3%
Two or more races
4.5%
Hispanic or Latino
4%
Asian
2.1%
Other race
1.4%
Black or African American
0.4%
American Indian / Alaska Native
0.3%
| Group | Count | % |
|---|---|---|
| White | 16,518 | 87.3% |
| Two or more races | 859 | 4.5% |
| Hispanic or Latino | 750 | 4% |
| Asian | 391 | 2.1% |
| Other race | 272 | 1.4% |
| Black or African American | 80 | 0.4% |
| American Indian / Alaska Native | 48 | 0.3% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 40.1% | 33.8% | 41.8% |
| $50k – $100k | 33.2% | 34.4% | 34.0% |
| $100k – $200k | 20.3% | 23.7% | 19.5% |
| Over $200k | 6.4% | 8.2% | 4.7% |
Under $10k
3.6%
$10k–$15k
5.1%
$15k–$25k
5.2%
$25k–$35k
9.3%
$35k–$50k
13.8%
$50k–$75k
15.3%
$75k–$100k
14.7%
$100k–$150k
16.2%
$150k–$200k
7.5%
$200k+
9.3%
| Range | % of households |
|---|---|
| Under $10k | 3.6% |
| $10k–$15k | 5.1% |
| $15k–$25k | 5.2% |
| $25k–$35k | 9.3% |
| $35k–$50k | 13.8% |
| $50k–$75k | 15.3% |
| $75k–$100k | 14.7% |
| $100k–$150k | 16.2% |
| $150k–$200k | 7.5% |
| $200k+ | 9.3% |
| Median income | $71,309 |
Housing
Home values
Under $50k
1.9%
$50k–$100k
1.3%
$100k–$150k
3.1%
$150k–$200k
2.7%
$200k–$300k
12.9%
$300k–$500k
43.2%
$500k–$1M
30.4%
$1M+
4.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $429,300 |
| Median rent / month | $1,232 |
| Owner occupied | 64.0% |
| Renter occupied | 36.0% |
| Vacant | 1.7% |
| Single-family detached | 65.7% |
| Large apartment buildings | 7.3% |
| Mobile homes | 1.6% |
| Median rooms | 5.4 |
| Avg household size (owned) | 2.42 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 7.0% |
| 2000–2009 | 10.3% |
| 1990–1999 | 27.9% |
| 1980–1989 | 16.9% |
| 1970–1979 | 13.3% |
| 1960–1969 | 7.4% |
| 1950–1959 | 10.4% |
| 1940–1949 | 2.8% |
| 1939 or earlier | 3.9% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.9% |
| 1 bedroom | 8.2% |
| 2 bedrooms | 27.0% |
| 3 bedrooms | 43.3% |
| 4 bedrooms | 14.5% |
| 5+ bedrooms | 5.2% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 4.5% |
| 1 vehicle | 36.1% |
| 2 vehicles | 35.8% |
| 3 or more | 23.5% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 65.3% |
| Electricity | 31.2% |
| Propane / LP gas | 1.4% |
| Fuel oil | 1.0% |
| Wood | 0.6% |
| No fuel used | 0.4% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 3,471 | 44.5% |
| Cohabiting couple | 700 | 9.0% |
| Male householder, no spouse | 1,545 | 19.8% |
| Female householder, no spouse | 2,078 | 26.7% |
| Households with children under 18 | 1,964 | 25.2% |
| Households with seniors (65+) | 2,105 | 27.0% |
| Average household size | 2.30 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 36.2% | 26.5% |
| Married | 47.9% | 49.1% |
| Separated | 0.2% | 2.5% |
| Widowed | 3.7% | 6.9% |
| Divorced | 12.0% | 15.0% |
Education
Less than 9th grade
1.1%
Some HS, no diploma
2.5%
HS graduate
18.0%
Some college, no degree
19.8%
Associate's degree
7.6%
Bachelor's degree
30.5%
Graduate / professional
20.5%
| Metric | % |
|---|---|
| HS diploma or higher | 96.4% |
| Bachelor's or higher | 51.0% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 215 | 5.9% |
| Kindergarten | 392 | 10.7% |
| Elementary school | 1,377 | 37.7% |
| High school | 630 | 17.3% |
| College / grad school | 1,035 | 28.4% |
Employment
Industry of employment
Education & healthcare
25.6%
Professional & management
16.6%
Arts, food & hospitality
10.9%
Retail trade
8.0%
Finance & real estate
7.8%
Manufacturing
6.7%
Construction
6.0%
Public administration
5.6%
Other services
4.9%
Transportation & utilities
4.4%
Wholesale trade
2.2%
Information
1.1%
Agriculture & mining
0.1%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 52.6% |
| Service | 17.3% |
| Sales & office | 17.4% |
| Natural resources & construction | 4.1% |
| Production & transportation | 8.6% |
Employment type
| Type | % |
|---|---|
| Private sector | 78.0% |
| Government | 15.8% |
| Self-employed | 5.9% |
| Unpaid family workers | 0.3% |
Commute
| Method | % |
|---|---|
| Drive alone | 70.5% |
| Carpool | 8.0% |
| Public transit | 0.6% |
| Walk | 2.4% |
| Work from home | 14.1% |
| Other means | 4.3% |
| Avg commute (minutes) | 20.4 |
Poverty
All people
10.2%
Under 18 years
14.4%
18 and over
9.1%
Married-couple families
2.2%
Female-led households
29.7%
Income support
| Source | % of households |
|---|---|
| Social Security | 28.8% |
| Retirement income | 19.6% |
| Supplemental Security | 4.2% |
| Cash public assistance | 2.6% |
| Food stamps / SNAP | 6.0% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 27.7% |
| High blood pressure | 28.7% |
| High cholesterol | 29.9% |
| Diabetes | 7.9% |
| Heart disease | 5.4% |
| Stroke | 2.5% |
| Asthma | 9.8% |
| Arthritis | 20.4% |
| Kidney disease | 2.6% |
| Pulmonary disease | 5.1% |
| Cancer | 6.3% |
| Behavior / access | % |
|---|---|
| Smoking | 13.3% |
| Binge drinking | 16.9% |
| No physical activity | 16.9% |
| Less than 7 hrs sleep | 27.4% |
| Depression | 20.8% |
| Fair or poor health | 11.0% |
| Poor mental health | 12.8% |
| Poor physical health | 9.0% |
| No health insurance | 11.8% |
| Visited doctor (checkup) | 74.0% |
| Visited dentist | 71.2% |
| Cholesterol screening | 87.6% |
| Teeth loss | 10.4% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,174 | 8.1% |
| Disability | % |
|---|---|
| Any disability | 12.6% |
| Under 18 | 4.4% |
| 18–64 years | 11.2% |
| 65 and over | 28.7% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 74.6% |
| Public insurance | 29.8% |
| No insurance | 7.5% |
| Uninsured under 19 | 0.5% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 16,899 | 93.0% |
| Spanish | 243 | 1.4% |
| Other Indo-European | 75 | 0.4% |
| Asian & Pacific Islander | 6 | 0.0% |
| Other languages | 123 | 0.7% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 17,447 | 96.0% |
| Born in same state | 17,175 | 94.5% |
| Born in different state | 7,373 | 40.6% |
| Foreign born | 272 | 1.5% |
| Naturalized citizen | 721 | 4.0% |
| Not a US citizen | 478 | 66.3% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 3,660 | 20.1% |
| Italian | 2,255 | 12.4% |
| Polish | 670 | 3.7% |
| Arab | 530 | 2.9% |
| English | 340 | 1.9% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 256 | 1.4% |
| Irish | 134 | 0.7% |
| Norwegian | 81 | 0.4% |
| German | 71 | 0.4% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 42.9% |
| Internet access | 95.0% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 83703
What city is ZIP code 83703 in?
ZIP code 83703 is primarily assigned to Boise, Idaho.
What county is ZIP code 83703 in?
ZIP code 83703 falls within Ada County, Idaho.
How educated is the population of ZIP code 83703?
51% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
What is the typical home value in ZIP code 83703?
The median home value in ZIP code 83703 is $429,300.
What is the population of ZIP code 83703?
ZIP code 83703 has an estimated population of 18,168 residents, with a density of 2,234 people per square mile.
What is the median household income in ZIP code 83703?
The median household income in ZIP code 83703 is $71,309, below the national median of ~$75,000.
What timezone is ZIP code 83703 in?
ZIP code 83703 observes the MST timezone.