PlainZIP

Homer, AK · standard

ZIP Code 99603

Kenai Peninsula County, Alaska — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

9,840
4/sq mi
$78,767
Median income
$373,500
Median home value
39.5%
Bachelor's or higher

The verdict

Homer pairs an above-median household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 40%
household income, US ZIPs
Top 23%
home value, US ZIPs
4
people per sq mi
76%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99603 against every reporting US ZIP.

ZIP code 99603 is classified by USPS as a standard delivery area and covers roughly 2811.4 square miles in Homer, Kenai Peninsula County, Alaska. The area is home to 9,840 residents, producing a population density of 4 people per square mile, and falls within the Anchorage time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 99603 against Alaska and the nation.

On the economic side, the median household income for ZIP 99603 sits at $78,767 (9% above the Alaska average), while per-capita income is $45,043. The poverty rate stands at 11.8% and the unemployment rate at 6.7%. On housing, the median home value is $373,500 (78% above the state average) with median rent at $1,219 per month, and 75.6% of occupied units are owner-occupied, a direct signal of whether 99603 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 39.5% of adults hold a bachelor's degree or higher, the median age is 40.9, and the average commute is 16 minutes. Use the benchmarks above to see where 99603 sits relative to Alaska and the national baseline rather than viewing the numbers in isolation. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 99603

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 99603.

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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 99603, Homer, AK · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

9,840

Population

2811.4

Area (sq mi)

4

People / sq mi

Anchorage

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 99603?

40.9

Median Age

50.8%

Male

49.2%

Female

4.7%

Foreign-Born

White 78.6%
African American 0.2%
Asian 2.4%
American Indian or Alaska Native 5.2%
Native Hawaiian or Pacific Islander 0.8%
Two or More Ethnicities 11.5%
Hispanic or Latino 4.8%

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?

$78,767

Median Household Income

+9% vs state

$45,043

Per Capita Income

11.8%

Poverty Rate

6.7%

Unemployment Rate

16.1 min

Mean Commute Time

How ZIP 99603 ranks nationally

Household income vs. every US ZIP code

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

$78,767 Top 40% higher than 60% 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%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $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 61.2%
Bachelor's Degree or Higher 39.5%

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

What does housing look like?

6,335

Total Housing Units

4,798

Occupied Units

1,537

Vacant Units

2.39

Avg Household Size

Occupancy Type

Owner 75.6%
Renter 24.4%

$373,500

Median Home Value

+78% vs state

$1,219

Median Rent

1992

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+6.0%

YoY Change (2024)

306

HPI Index (2000 = 100)

+206%

Total Change Since 2000

Home values in ZIP 99603 have increased 6.0% over the past year (2024). Since 2000, this ZIP has seen +206% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.4% 194
2021 +6.6% 206
2022 +16.7% 241
2023 +19.9% 289
2024 +6.0% 306

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 640 business establishments in ZIP 99603, employing approximately 3,501 people with a combined annual payroll of $201,852,000.

640

Businesses

3,501

Employees

$201.9M

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Agriculture, forestry, fishing and hunting 76 11.9%
Construction 75 11.7%
Retail trade 74 11.6%
Accommodation and food services 72 11.3%
Transportation and warehousing 68 10.6%
Health care and social assistance 51 8.0%
Other services (except public administration) 51 8.0%
Professional, scientific, and technical services 34 5.3%
Real estate and rental and leasing 30 4.7%
Administrative and support and waste management and remediation services 27 4.2%
Manufacturing 20 3.1%
Arts, entertainment, and recreation 20 3.1%
Wholesale trade 12 1.9%
Finance and insurance 12 1.9%
Information 8 1.3%
Educational services 5 0.8%

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

More ZIP Codes in Kenai Peninsula County

99611 standard
Kenai, AK
Pop: 15,122
99669 standard
Soldotna, AK
Pop: 14,191
99664 standard
Seward, AK
Pop: 4,932
99672 standard
Sterling, AK
Pop: 3,704
99556 standard
Anchor Point, AK
Pop: 2,510
99610 standard
Kasilof, AK
Pop: 2,167

Related Areas

Kenai Peninsula County Homer, AK Alaska

Frequently Asked Questions

What county is ZIP code 99603 in? ▼
ZIP code 99603 (Homer) is located in Kenai Peninsula County, Alaska. Kenai Peninsula County contains multiple ZIP codes, see the full list at /counties/kenai-peninsula-ak.
What is the population of ZIP code 99603? ▼
ZIP code 99603 in Homer, AK has a population of 9,840 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 99603? ▼
The median household income in ZIP 99603 is $78,767, which is 3% above the national average of $76,288.
What is the average home value in ZIP 99603? ▼
The median home value in ZIP 99603 is $373,500, which is 34% above the national average of $278,155.
What is the demographic makeup of ZIP 99603? ▼
The largest racial group in ZIP 99603 is White at 78.6%. Hispanic or Latino residents make up 4.8% of the population.
How many businesses are in ZIP code 99603? ▼
ZIP code 99603 has 640 business establishments employing approximately 3,501 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 99603? ▼
The top industries by establishment count in ZIP 99603 are: Agriculture, forestry, fishing and hunting (76), Construction (75), Retail trade (74). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 99603? ▼
According to the FHFA House Price Index, home values in ZIP 99603 increased by 6.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 206%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 99603? ▼
In ZIP code 99603, 61.2% of residents aged 25+ have a high school diploma or higher, and 39.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 99603? ▼
The mean commute time for workers in ZIP code 99603 is 16.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 99603? ▼
In ZIP code 99603, approximately 75.6% of occupied housing units are owner-occupied and 24.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 99603? ▼
The poverty rate in ZIP code 99603 is 11.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Reading Census Demographics
How to interpret population, income, and education data from the Census Bureau.
Understanding ZIP Code Data
What ZIP codes are, how ZCTAs differ, and what the data reveals.
Best ZIP Codes for Families
Key factors to evaluate when choosing a family-friendly neighborhood.
ZIP Codes for Relocation
Data-driven tips for evaluating ZIP codes before a move.

Official Data Resources for Homer, AK

Verify and explore additional data for this area using these official government sources.

U.S. Census Bureau
Official demographic, economic, and housing data from the American Community Survey.
HUD Fair Market Rents
Department of Housing and Urban Development rental cost estimates by metropolitan area.
FBI Uniform Crime Reports
Official crime statistics compiled from law enforcement agencies nationwide.
FHFA House Price Index
Federal Housing Finance Agency home value trends based on repeat sales and appraisals.

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