ZIP Code 99603
ZIP Code Tabulation Area in Kenai Peninsula Borough, Alaska.
- Population
- 11,557
- Median household income
- $76,368
- Median home value
- $345,600
+9.1%’19–’23
+17.2%’19–’23
+20.8%’19–’23
ZIP Code 99603 is a ZIP Code Tabulation Area in Kenai Peninsula Borough, Alaska, home to about 11,557 residents. Its median household income of $76,368 runs in line with the Kenai Peninsula Borough figure of $77,722.
From 2019 to 2023, ZIP Code 99603's population grew 9.1% from 10,597 to 11,557, while its median gross rent rose 23.4% from $1,002 to $1,236.
Owners occupy 77.2% of the area's occupied homes. The median resident is 39.7 years old.
Demographics
ACS 2019–2023- Population
- 11,557
- Median age
- 39.7 yrs
- Median household income
- $76,368
- Median home value
- $345,600
- Median gross rent
- $1,236
- Housing units
- 6,251
- Homeownership rate
- 77.2%
- Bachelor's degree or higher
- 39.2%
- Unemployment rate
- 6.6%
Trends
ACS 5-year · 2019–202310,59711,557
$65,175$76,368
$286,100$345,600
$1,002$1,236
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 10,597 | $65,175 | $286,100 | $1,002 |
| 2020 | 10,872 | $66,150 | $292,100 | $1,115 |
| 2021 | 10,852 | $67,119 | $297,600 | $1,140 |
| 2022 | 11,234 | $73,007 | $333,800 | $1,177 |
| 2023 | 11,557 | $76,368 | $345,600 | $1,236 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 56.7%
5 to 1715.8%
18 to 247.4%
25 to 3413.2%
35 to 4412.8%
45 to 5410.8%
55 to 6413.2%
65 to 7413.8%
75 and over6.4%
| Count | Share | |
|---|---|---|
| Under 5 | 769 | 6.7% |
| 5 to 17 | 1,831 | 15.8% |
| 18 to 24 | 854 | 7.4% |
| 25 to 34 | 1,528 | 13.2% |
| 35 to 44 | 1,476 | 12.8% |
| 45 to 54 | 1,248 | 10.8% |
| 55 to 64 | 1,523 | 13.2% |
| 65 to 74 | 1,591 | 13.8% |
| 75 and over | 737 | 6.4% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 9,057 | 78.4% |
| Black or African American | 26 | 0.2% |
| American Indian & Alaska Native | 724 | 6.3% |
| Asian | 253 | 2.2% |
| Native Hawaiian & Pacific Islander | 82 | 0.7% |
| Some other race | 65 | 0.6% |
| Two or more races | 840 | 7.3% |
| Hispanic or Latino (any race) | 510 | 4.4% |
Educational attainment (age 25+)
No high school diploma5.8%
High school graduate23.2%
Some college or associate's31.7%
Bachelor's degree24.7%
Graduate or professional degree14.6%
| Count | Share | |
|---|---|---|
| No high school diploma | 474 | 5.8% |
| High school graduate | 1,878 | 23.2% |
| Some college or associate's | 2,572 | 31.7% |
| Bachelor's degree | 2,000 | 24.7% |
| Graduate or professional degree | 1,179 | 14.6% |
Commute to work
- Mean travel time to work
- 15 min
Drove alone65.6%
Carpooled7.6%
Public transit0.1%
Walked8.9%
Bicycle0.8%
Worked from home12.1%
Other means4.9%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 3,225 | 65.6% |
| Carpooled | 374 | 7.6% |
| Public transit | 4 | 0.1% |
| Walked | 435 | 8.9% |
| Bicycle | 38 | 0.8% |
| Worked from home | 596 | 12.1% |
| Other means | 242 | 4.9% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 2,498 | 57.9% |
| 15 to 29 min | 1,317 | 30.5% |
| 30 to 44 min | 309 | 7.2% |
| 45 to 59 min | 76 | 1.8% |
| 60+ min | 118 | 2.7% |
Households
- Average household size
- 2.48
- Poverty rate
- 12.1% (1,381 of 11,416)
| Count | Share | |
|---|---|---|
| Family households | 2,743 | 59.6% |
| Nonfamily households | 1,856 | 40.4% |
Housing
- Median year structure built
- 1991
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 4,599 | 73.6% |
| Vacant | 1,652 | 26.4% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 3,550 | 77.2% |
| Renter-occupied | 1,049 | 22.8% |
1-unit, detached82.1%
1-unit, attached2.2%
2 to 4 units8.4%
5 to 19 units3.9%
20 or more units0.8%
Mobile home & other2.6%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 5,131 | 82.1% |
| 1-unit, attached | 138 | 2.2% |
| 2 to 4 units | 526 | 8.4% |
| 5 to 19 units | 246 | 3.9% |
| 20 or more units | 49 | 0.8% |
| Mobile home & other | 161 | 2.6% |
Geography
- ZCTA
- 99603
- Land area
- 1,069 sq mi
- Water area
- 98 sq mi
- Center point
- 59.5385, -151.1869
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)