ZIP Code 83353 in Sun Valley, ID

Data Last Updated: March 1, 2026
City:Sun Valley, Idaho
County:Blaine County
Timezone:Mountain (GMT -07:00)
Local Time:10:09:28 AM
Population:1,774 [See All]
Area Codes:208 / 986
Classification:PO Box
Coordinates:43.6634, -114.0893
Land Area:8.901 sq mi
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83353 Sun Valley, ID - A Mountain Retirement and Seasonal Community

ZIP Code 83353, Sun Valley

Retirement
LocationBlaine County, ID
Area7.4 sq mi
Population1,774
Households926
PO Boxes1,761 Regional Hub (190%)
Median Age61.4 years (Senior)
Seasonal Housing60%
ZIP CreatedBefore Oct 2004
Key Facts
  • This is a PO Box Only Zone where no alternative mail delivery exists across the 7.4 square mile territory
  • With 1,761 PO Boxes serving 926 year-round households, the 1.90 adoption rate accounts for seasonal homeowners who maintain boxes year-round
  • 60% of housing units (1,659 of 2,778) are vacant seasonal properties, indicating a vacation community that swells during ski season
  • The median age of 61.4 years ranks among Idaho's highest, reflecting a retirement population with only 12 residents under 18
  • Median home values of $829,000 and 74% bachelor's degree attainment show an affluent, highly educated community
  • Business establishments employ 1,582 workers while the ZIP has only 1,774 year-round residents, serving the broader resort economy

Community Overview

Sun Valley, Idaho sits in Blaine County at 7.4 square miles, home to 1,774 year-round residents with a median age of 61.4 years. This is a retirement and seasonal community where second homes outnumber primary residences. Of the 2,778 total housing units, 1,659 (60%) are vacant and used seasonally. Only 926 homes are occupied year-round, yet the post office maintains 1,761 PO Boxes.

Why PO Boxes Are Required

This is a PO Box Only Zone. There's no alternative mail delivery across the territory. The 1.90 adoption rate (1,761 boxes for 926 households) happens because seasonal homeowners keep boxes year-round, and some year-round residents maintain multiple boxes for different properties or businesses. Sun Valley Road dominates the street delivery records with 318 ZIP+4 entries and multi-unit buildings, while 15 other roads serve scattered properties.

Demographics of an Affluent Community

The community is affluent. Median home values reach $829,000, and 80% of occupied homes are owner-occupied (741 of 926 units). Per capita income is $80,407, and 74% of adults hold bachelor's degrees or higher. The small household size (1.9 people per household) fits the retirement demographic. Only 12 residents are under 18, while the median age of 61.4 ranks among the highest in Idaho.

Seasonal and Year-Round Character

Sun Valley blends year-round retirees with seasonal visitors. The 53 business establishments employ 1,582 people, far exceeding the resident workforce. This employment concentration serves the broader Wood River Valley resort economy. Street names like Morning Star Drive, Aspen Lane, and various condo developments (Bonne Vie Condo, Atelier Condo) indicate upscale mountain residential character.

Mailing to Sun Valley

All mail must be addressed to PO Boxes. Street addresses don't receive carrier delivery. Contact the Sun Valley Post Office for PO Box availability and rental information.

Street Name Patterns

Mountain Resort Condo Developments Nature Names

Sun Valley Road accounts for nearly all delivery records (318 of 333), with condo complexes bearing French names (Bonne Vie, Atelier, Clos du Val) and mountain-themed streets indicating upscale resort character.

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Population & Demographics


ZIP Code 83353 has 1,774 residents and 926 households (average 1.92 persons per household). The median age is 61.4 years, significantly older than the state (36.8) and significantly older than the nation (38.8). The gender split is 49.1% male and 50.9% female, which is about the same as the state male share (50.0%), making this a female-majority area. Largest groups are White (92.7%, much higher than the state average of 82.1% and well above the national average of 61.6%) and Hispanic or Latino (3.0%); Hispanic or Latino residents make up 3.0%, which is much lower than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:1,774Source: Census DHC
2024 ACS Population Estimate:1,450Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:199.3 people per sq mile
Average Income:$126,645Source: Census ACS
Households:926Source: Census DHC
Average House Value:$952,100Source: Census ACS
Persons Per Household:1.92Source: Census DHC
Average Family Size:2.91Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--1,3261,1841,2801,3161,3461,3631,3531,3581,2951,5081,2671,3731,3741,450
Decennial Census1,335------------------1,774--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 61.4

Male Median Age: 62.2

Female Median Age: 60.4

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male1227312918464925252751578894120914734
Female2519254224332727353763868511786826030
Total3746567142797652606411414317321120617310764
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:1,64494.59%
Black:60.35%
Hispanic:*543.11%
Asian:100.58%
American Indian:00%
Hawaiian:00%
Other:241.38%
Total:1,738100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:87149.10%62.2 years
Females:90350.90%60.4 years
Total:1,774100%61.4 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:1,31290.48%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:916.28%
Foreign born, not a U.S. citizen:479.52%
Total Population:1,450100%
Total Native Population:1,31290.48%
Total Foreign-born Population:1389.52%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $126,645, which is far above the national median ($80,734), is up $70,455 (125.4%) since 2011 and above its 2019 pre-pandemic level by $74,878. Family households earn a median of $171,172 versus $100,833 for nonfamily households (a difference of $70,339). By gender, male median income is $73,750 and female is $83,750, which is markedly greater than the national female median ($55,274), with a current gap of $10,000 that has widened from 2011 to 2024. The labor-force participation rate is 57.2%, which is lower than the national rate (63.5%). The unemployment rate is 0.0%, which is considerably lower than the national rate (5.2%). The largest occupation group is Management (51.1%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$56,190$59,500$61,053$63,403$63,824$63,571$61,607$50,625$51,767$57,614$61,313$66,818$95,568$126,645
Median Family Income$95,486$97,656$95,313$102,083$85,833$75,893$73,750$71,518$71,902$85,417$90,341$94,423$127,550$171,172
Median NonFamily Income$33,542$43,667$43,553$35,278$34,792$40,000$50,288$40,217$42,174$43,150$55,845$61,644$72,609$100,833
Median Male Income$29,398$28,867$27,903$28,281$30,375$27,184$30,833$31,534$34,250$35,909$34,634$39,226$49,191$73,750
Median Female Income$54,750$51,477$48,654$34,152$32,500$35,515$29,821$35,735$39,583$75,050$77,548$0$90,231$83,750
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:79757.21%
Unemployed:00.00%
Not In Labor Force:59642.79%
Total:1,393100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:40751.07%
Service:16120.20%
Sales and Office:13316.69%
Natural resources, construction, and maintenance:9612.05%
Production, transportation, and material moving:00.00%
Total Civilian Employed Population:797100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $952,100, which is far above the national median ($332,700), is up $55,100 (6.14%) since 2011 and above its 2019 pre-pandemic level by $129,000. The median gross rent is $0, which is well under the national median ($1,413), is down $738 (100.00%) since 2011 and below its 2019 pre-pandemic level by $1,680. Of occupied housing, owners make up 90.51% (29.35% with a mortgage, 70.65% free-and-clear) and renters 9.49% - making this ZIP Code under national rental averages. The vacancy rate is 71.86%, which is far higher than the national rate (10.12%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$897,000$872,900$900,500$817,900$797,100$802,500$875,000$795,500$823,100$919,400$930,800$907,300$829,000$952,100
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:3858.46%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:2741.54%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:00.00%
Total:65100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$738$925$1,019$1,085$1,107$1,213$1,542$1,632$1,680$1,677$2,268$2,162$2,114$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):18226.57%
Owner Occupied (free and clear, no mortgage):43863.94%
Renter Occupied:659.49%
Total Occupied Housing Units:685100%

Occupied Housing Units:68528.14%
Vacant Housing Units (not graphed):1,74971.86%
Total Housing Units:2,434100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:1,17448.23%
Multi-Family Units:1,24351.07%
Other Units:170.70%
Total Housing Units:2,434100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 70.30% of adults (25+) have a bachelor's degree or higher, which is far higher than the national rate (35.70%). High school or higher is 96.40%, which is far higher than the national rate (89.60%). The uninsured rate is 6.30%, which is comparable to the national rate (8.40%). The share of people in poverty is 0.00%, which is comparable to the national rate (8.80%), and below its 2019 pre-pandemic level by 4.90 percentage points. Poverty has been broadly stable, which may reflect structural barriers or offsetting gains and setbacks. Among residents ages 3+, the largest enrollment group is high school (47.74%). College enrollment is 15.48%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00.00%
9th to 12th grade, no diploma:463.64%
High school graduate (includes equivalency):1169.18%
Some college, no degree:13510.69%
Associate's degree:786.18%
Bachelor's degree:53742.52%
Graduate or professional degree:35127.79%
Total:1,263100%
High school or higher:1,21796.36%
Bachelor's degree or higher:88870.31%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:1,21560.72%
Public Insurance:69534.73%
No Insurance:914.55%
Total:2,001100%
Has Health Insurance:1,91095.45%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty0.0%0.0%0.0%0.0%0.0%3.2%4.2%5.2%4.9%4.7%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:2516.13%
Kindergarten:159.68%
Elementary school (grades 1-8):1710.97%
High school (grades 9-12):7447.74%
College or graduate school:2415.48%
Total:155100%
Early Childhood:4025.81%
K-12 (Primary & Secondary School):10668.39%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 83353 supports both business and residential activity. According to the Business Census (2024), there are 56 business establishments, employing about 1,671 people with an annual payroll of $66,122,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:2,099Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:56Source: CBP
1st Quarter Payroll:$19,923,000Source: CBP
Annual Payroll:$66,122,000Source: CBP
# of Employees:1,671Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 83353 is located in Blaine County, Idaho, within the Hailey, ID Metropolitan Statistical Area (CBSA 25200) and Idaho's 2nd Congressional District. This Micro area has a population of 0 people, about 0.00% of whom live in ZIP Code 83353. It covers 8.901 sq mi of land and a water area of 0.011 sq mi.

CBSA Name:Hailey, IDSource: Census
CBSA Number:25200Source: Census
CBSA Type:MicroSource: Census
CBSA Division:--Source: Census
CBSA Population:0Source: Census
MSA:Source: Census
Land Area:8.901 sq miSource: Census
Water Area:0.011 sq miSource: Census
Congressional District:02Source: USPS
Congressional Land Area:43225.09 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:1678850Source: Census
Place Name:Sun Valley city; IdahoSource: Census

Adjacent & Nearby ZIP Codes


83354 | | 83352

Schools in ZIP Code 83353


We could not locate which school district 83353 belongs to, but we will update this once new district data is released. There are 0 public schools with a nearby mailing address, but we have located 5 public schools nearby. There are however 3 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Ernest Hemingway Steam School 111 8th Street West
Ketchum, ID 83340
District: Blaine County School District 61Nearby
Wood River High School 1250 Fox Acres Road
Hailey, ID 83333
District: Blaine County School District 61Nearby
Silver Creek High School 1060 Fox Acres Road
Hailey, ID 83333
District: Blaine County School District 61Nearby
Wood River Middle School 900 2nd Avenue North
Hailey, ID 83333
District: Blaine County School District 61Nearby
Hailey Elementary School 520 South 1st Avenue
Hailey, ID 83333
District: Blaine County School District 61Nearby
Sun Valley Community School 1 Community School Dr
Sun Valley, ID 83353
District: Private School
Sun Valley Community School-Middle 1 Community School Dr
Sun Valley, ID 83353
District: Private School
Sun Valley Community School-Upper 1 Community School Dr
Sun Valley, ID 83353
District: Private School

Colleges & Post Secondary Schools near ZIP Code 83353


Academy Di Firenze 149 West Main Street
Jerome, ID 83338-2329
Type: Post Secondary
Aveda Institute-Twin Falls 837 Pole Line Road Suite 103
Twin Falls, ID 83301
Type: Post Secondary
College Of Southern Idaho 315 Falls Ave.
Twin Falls, ID 83301
Type: Post Secondary
Cosmetology School Of Arts & Sciences 485 E 5th St N
Burley, ID 83318
Type: Post Secondary
Paul Mitchell The School-Twin Falls 113 Main Ave E
Twin Falls, ID 83301
Type: Post Secondary
Integrated Massage Therapy Services 1600 Highland Drive
Blackfoot, ID 83221
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on March 1, 2026.

  1. U.S. Postal Service [Last Updated: 3/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 3/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 3/1/2026], https://nces.ed.gov