Kenai Peninsula Borough, AK ZIP Codes
15 ZIP codes cover all or part of Kenai Peninsula Borough, Alaska. The Census Bureau counts 60,413 residents in the county, with a median household income of $80,538 and a median home value of $323,200. Median household income ranges from $47,333 in 99639 to $100,642 in 99672. Its largest communities include Kalifornsky, Kenai, Sterling, Homer and Nikiski.
Kenai Peninsula Borough (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 60,413 |
| Households | 24,371 |
| Median household income | $80,538 |
| Median home value | $323,200 |
| Median age | 41.4 |
| Median rent | $1,184 |
All 15 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 60,413 |
| Households (sum of ZIP codes) | 24,371 |
| Median household income, range across ZIP codes | $47,333 (99639) to $100,642 (99672) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $79,373 |
| Homeowners | 77.0% |
| Households with kids under 18 | 26.2% |
| Moved in the past year | 11.8% |
| Carrier routes in EDDM2GO's route library | 7 routes, 1,211 homes (7 of 15 ZIP codes) |
Top facts
- Highest median household income in Kenai Peninsula County: 99672 ($100,642)
- Most residents: 99611 (16,510 people)
- Highest homeownership: 99672 (86.9% own their home)
- Most households with kids: 99611 (35.8% of households)
- Most new movers: 99664 (18.4% moved in last year)
- Youngest median age: 99611 (35.7 years)
- Highest median home value: 99664 ($384,600)
Every ZIP code in Kenai Peninsula County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 99611 | Kenai | 16,510 | 5,964 | $79,757 | $308,500 | 75.7% | 35.8% | 12.2% | — | — | 100% of its land |
| 99669 | Soldotna | 15,395 | 6,573 | $80,980 | $320,200 | 77.2% | 23.9% | 11.0% | — | — | 100% of its land |
| 99603 | Homer | 11,693 | 4,798 | $78,767 | $373,500 | 75.6% | 24.3% | 11.4% | — | — | 100% of its land |
| 99664 | Seward | 4,698 | 1,697 | $87,760 | $384,600 | 63.9% | 31.5% | 18.4% | 1 | 216 | 100% of its land |
| 99672 | Sterling | 4,091 | 1,817 | $100,642 | $316,400 | 86.9% | 18.2% | 10.0% | 1 | 563 | 100% of its land |
| 99556 | Anchor Point | 2,866 | 1,310 | $62,179 | $239,200 | 82.7% | 20.2% | 9.6% | 1 | 230 | 100% of its land |
| 99610 | Kasilof | 2,222 | 956 | $56,333 | $278,600 | 81.4% | 13.0% | 10.3% | 1 | 171 | 100% of its land |
| 99639 | Ninilchik | 1,175 | 570 | $47,333 | $250,800 | 85.3% | 20.2% | 12.4% | — | — | 100% of its land |
| 99568 | Clam Gulch | 465 | 208 | $85,000 | $312,900 | 95.2% | 8.2% | 8.4% | 1 | 39 | 100% of its land |
| 99663 | Seldovia | 417 | 187 | $84,306 | $198,200 | 89.3% | 15.0% | 4.3% | — | — | 100% of its land |
| 99682 | Tyonek | 295 | 95 | $66,250 | $48,300 | 56.8% | 38.9% | 2.7% | — | — | 100% of its land |
| 99572 | Cooper Landing | 241 | 110 | $143,672 | $428,000 | 70.9% | 22.7% | 14.1% | 1 | 14 | 100% of its land |
| 99631 | Moose Pass | 222 | 63 | — | $364,800 | 58.7% | 42.9% | 9.0% | 1 | 14 | 100% of its land |
| 99635 | Nikiski | 100 | 0 | — | — | — | — | 44.0% | — | — | 100% of its land |
| 99605 | Hope | 23 | 23 | — | — | 60.9% | 0.0% | 0.0% | — | — | 100% of its land |
A ZIP code is listed for Kenai Peninsula Borough when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Kalifornsky — 8,663 residents · 3 ZIP codes
- Kenai — 7,641 residents · 1 ZIP code
- Sterling — 6,323 residents · 2 ZIP codes
- Homer — 5,877 residents · 1 ZIP code
- Nikiski — 4,773 residents · 2 ZIP codes
- Soldotna — 4,485 residents · 1 ZIP code
- Seward — 2,794 residents · 1 ZIP code
- Fritz Creek — 2,383 residents · 1 ZIP code
- Anchor Point — 2,243 residents · 1 ZIP code
- Ridgeway — 1,997 residents · 2 ZIP codes
- Bear Creek — 1,732 residents · 1 ZIP code
- Cohoe — 1,598 residents · 1 ZIP code
- Diamond Ridge — 1,329 residents · 1 ZIP code
- Salamatof — 1,149 residents · 1 ZIP code
- Funny River — 1,081 residents · 1 ZIP code
- Ninilchik — 965 residents · 2 ZIP codes
- Kachemak — 805 residents · 1 ZIP code
- Happy Valley — 775 residents · 2 ZIP codes
- Fox River — 741 residents · 1 ZIP code
- Kasilof — 313 residents · 1 ZIP code
- Tyonek — 291 residents · 2 ZIP codes
- Nikolaevsk — 245 residents · 1 ZIP code
- Clam Gulch — 238 residents · 1 ZIP code
- Cooper Landing — 227 residents · 2 ZIP codes
- Seldovia Village — 213 residents · 1 ZIP code
- Moose Pass — 202 residents · 1 ZIP code
- Seldovia — 202 residents · 1 ZIP code
- Nanwalek — 199 residents · 1 ZIP code
- Halibut Cove — 167 residents · 1 ZIP code
- Primrose — 89 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Kenai Peninsula County — 8 ZIP codes ranked
- ZIP codes with the highest home values in Kenai Peninsula County — 8 ZIP codes ranked
- ZIP codes with the highest homeownership in Kenai Peninsula County — 8 ZIP codes ranked
- ZIP codes with the most families with kids in Kenai Peninsula County — 8 ZIP codes ranked
- ZIP codes with the most new movers in Kenai Peninsula County — 8 ZIP codes ranked
- Youngest ZIP codes in Kenai Peninsula County — 8 ZIP codes ranked
- Oldest ZIP codes in Kenai Peninsula County — 8 ZIP codes ranked
- Fastest-growing ZIP codes in Kenai Peninsula County — 8 ZIP codes ranked
Price a mailing to Kenai Peninsula County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Kenai Peninsula Borough, AK?
- 99611, 99669, 99603, 99664, 99672, 99556, 99610, 99639, 99568, 99663, 99682, 99572, 99631, 99635 and 99605. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Kenai Peninsula Borough?
- 60,413 residents in 24,371 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Kenai Peninsula Borough?
- $80,538 for the county as a whole. Its ZIP codes range from $47,333 (99639) to $100,642 (99672).
- Which Kenai Peninsula County ZIP code has the highest median household income?
- 99672, at $100,642, among ZIP codes with at least 1,000 residents. See the full ranking of Kenai Peninsula County ZIP codes by income.
- How many carrier routes and mailboxes are in Kenai Peninsula Borough?
- For the 7 of 15 ZIP codes in EDDM2GO's stored route library: 7 carrier routes reaching 1,211 residential and 35 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.