Ada County, ID ZIP Codes

Idaho (ID)  ·  34 ZIP codes  ·  6 cities
34
ZIP codes
511,931
population (2021)
+30.5%
pop change since 2010
16001
FIPS code
Ada County ZIP code map
About Ada County
Ada County is located in Idaho and contains 34 ZIP codes across 6 cities and communities. The county's population was 511,931 as of 2021, an increase of 30.5% from 392,365 in 2010. The timezone is Pacific Time (observes DST). The Federal Information Processing System (FIPS) code for Ada County is 16001.
Population
2021 population511,931
2010 population392,365
Change+30.5%
County details
StateIdaho
FIPS code16001
TimezonePacific
Daylight savingYes
Cities in Ada County
ZIP codes for Ada County, ID (34)

Demographics & statistics

501,204
Population
38.3
Median age
$86,157
Median household income
$44,558
Per capita income
$459,067
Median home value
$1,400
Median monthly rent
70.6%
Home ownership
8.9%
Poverty rate
3.3%
Unemployment
145,422
Housing units
44.4%
Bachelor's or higher

Age distribution

Male Female
13,453
Under 5
13,130
14,600
5–9
14,250
18,600
10–14
18,153
17,533
15–19
17,113
16,006
20–24
15,622
35,291
25–34
34,443
36,289
35–44
35,418
32,244
45–54
31,470
16,113
55–59
15,726
14,602
60–64
14,252
23,890
65–74
23,316
11,313
75–84
11,042
3,712
85+
3,623
← Male
Female →

Age summary

GroupCount%
Under 18113,34221.5%
18 and over387,86278.5%
65 and over76,89616.0%
Median age38.3 years

Race & ethnicity

White 81.4%
Two or more races 6.5%
Hispanic or Latino 5.5%
Asian 2.4%
Other race 2.3%
Black or African American 1.2%
American Indian / Alaska Native 0.6%
Native Hawaiian / Pacific Islander 0.2%
GroupCount%
White431,66481.4%
Two or more races34,3936.5%
Hispanic or Latino28,8925.5%
Asian12,9062.4%
Other race11,9472.3%
Black or African American6,2751.2%
American Indian / Alaska Native2,9380.6%
Native Hawaiian / Pacific Islander1,0810.2%

Household income

Under $10k 3.2%
$10k–$15k 2.5%
$15k–$25k 5.5%
$25k–$35k 5.9%
$35k–$50k 10.0%
$50k–$75k 16.6%
$75k–$100k 15.5%
$100k–$150k 18.8%
$150k–$200k 9.4%
$200k+ 12.7%
Range% of households
Under $10k3.2%
$10k–$15k2.5%
$15k–$25k5.5%
$25k–$35k5.9%
$35k–$50k10.0%
$50k–$75k16.6%
$75k–$100k15.5%
$100k–$150k18.8%
$150k–$200k9.4%
$200k+12.7%
Median income$86,157

Housing

Home values

Under $50k 2.8%
$50k–$100k 1.3%
$100k–$150k 1.7%
$150k–$200k 2.6%
$200k–$300k 14.6%
$300k–$500k 38.9%
$500k–$1M 31.4%
$1M+ 6.7%

Housing overview

MetricValue
Median home value$459,067
Median rent / month$1,400
Owner occupied70.6%
Renter occupied29.4%
Vacant4.1%
Single-family detached74.1%
Large apartment buildings5.7%
Mobile homes3.5%
Median rooms5.9
Avg household size (owned)2.57

Year built

Era%
2020 or later1.9%
2010–201917.5%
2000–200919.7%
1990–199919.8%
1980–198910.6%
1970–197913.8%
1960–19695.0%
1950–19594.3%
1940–19492.4%
1939 or earlier5.1%

Bedrooms

Size% of units
No bedroom (studio)1.6%
1 bedroom6.2%
2 bedrooms19.6%
3 bedrooms43.7%
4 bedrooms21.3%
5+ bedrooms7.5%

Vehicles per household

Vehicles% of households
No vehicle3.7%
1 vehicle28.1%
2 vehicles41.6%
3 or more26.6%

Heating fuel

Fuel type%
Utility gas68.2%
Electricity26.9%
Propane / LP gas1.8%
Fuel oil0.4%
Wood1.7%
Solar0.1%
No fuel used0.4%

Households & families

Household typeCount%
Married-couple family102,83352.9%
Cohabiting couple12,8266.7%
Male householder, no spouse31,98017.4%
Female householder, no spouse44,31722.9%
Households with children under 1859,10729.7%
Households with seniors (65+)53,29128.2%
Average household size2.51

Marital status

StatusMaleFemale
Never married33.4%26.5%
Married53.3%52.4%
Separated0.7%1.0%
Widowed2.0%6.7%
Divorced10.6%13.4%

Education

Less than 9th grade 1.6%
Some HS, no diploma 2.9%
HS graduate 19.1%
Some college, no degree 23.2%
Associate's degree 8.7%
Bachelor's degree 28.2%
Graduate / professional 16.2%
Metric%
HS diploma or higher95.5%
Bachelor's or higher44.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool6,2874.9%
Kindergarten5,6954.8%
Elementary school52,24040.0%
High school27,99423.2%
College / grad school35,13027.2%

Employment

Industry of employment

Education & healthcare 23.0%
Professional & management 13.4%
Retail trade 10.9%
Manufacturing 8.9%
Arts, food & hospitality 8.3%
Construction 7.9%
Finance & real estate 7.5%
Public administration 5.3%
Other services 4.2%
Transportation & utilities 4.1%
Wholesale trade 2.9%
Information 2.3%
Agriculture & mining 1.3%

Occupation

Category%
Management, business & arts48.3%
Service14.2%
Sales & office20.7%
Natural resources & construction8.4%
Production & transportation8.4%

Employment type

Type%
Private sector78.5%
Government14.4%
Self-employed6.9%
Unpaid family workers0.2%

Commute

Method%
Drive alone72.2%
Carpool6.8%
Public transit0.5%
Walk2.2%
Other means3.3%
Avg commute (minutes)21.5

Poverty

All people 8.9%
Under 18 years 10.1%
18 and over 8.5%
Married-couple families 3.7%
Female-led households 15.1%

Income support

Source% of households
Social Security28.0%
Retirement income24.6%
Supplemental Security3.4%
Cash public assistance2.9%
Food stamps / SNAP5.4%

Health indicators

Condition%
High blood pressure27.2%
High cholesterol29.1%
Heart disease4.9%
Stroke2.3%
Asthma9.7%
Arthritis18.9%
Kidney disease2.4%
Pulmonary disease4.9%
Cancer5.7%
Behavior / access%
Binge drinking17.7%
No physical activity17.2%
Less than 7 hrs sleep28.2%
Fair or poor health10.8%
Poor mental health13.2%
Poor physical health8.8%
No health insurance12.9%
Visited doctor (checkup)72.7%
Visited dentist70.2%
Cholesterol screening86.6%
Teeth loss10.8%

Veterans & disability

VeteransCount%
Civilian veterans32,6538.6%
Disability%
Any disability11.3%
Under 184.4%
18–64 years9.5%
65 and over29.2%

Health insurance coverage

Type%
Private insurance77.2%
Public insurance28.6%
Uninsured under 194.5%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only474,62195.0%
Spanish13,5722.9%
Other Indo-European6,4261.3%
Asian & Pacific Islander2,3600.4%
Other languages3,2100.7%

Place of birth & citizenship

OriginCount%
Native born (US)471,98994.0%
Born in same state464,91092.6%
Born in different state201,77738.9%
Foreign born7,0791.4%
Naturalized citizen29,2156.0%
Not a US citizen15,68856.1%

Ancestry

AncestryCount%
French97,80719.5%
Italian57,34311.4%
Arab22,6304.5%
Polish14,1192.8%
English8,7421.7%
AncestryCount%
Dutch6,1431.2%
German3,3590.7%
Irish1,6130.3%
Norwegian8040.2%

Technology access

Metric% of households
Computer access39.5%
Internet access97.1%

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

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