Lake and Peninsula County GIS Maps
Lake and Peninsula County, Alaska, has 1,476 residents and covers 23,897.4 square miles. The population declined 9.5% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Lake and Peninsula County is 02164.
Newhalen is the county's largest population center. Lake and Peninsula County also includes 14 zip codes, 1 public school district and 7 municipalities. Those boundaries help explain why population, schools, and housing can look different from one part of the county to another. The map below shows how those county lines, zip codes, and school districts fit together, and the sections that follow use that same geography to show population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers and sample data. Paid packages add full layers, analytics and database files.
Lake and Peninsula County Trends
- Population
- 1,476▾
- Median Home Value
- $166,100▾
- K-12 Enrollment
- 320▾
County analytics dashboards with historical trends & projections included in package downloads.
Free starter access previews county maps, lightweight GIS, and sample data. Paid packages unlock full GIS layers, analytics, and database files.
Lake and Peninsula County Maps
The maps below show a few of the county map styles included in our downloads. County packages include map exports in JPEG, PNG, SVG, PDF and GeoTIFF formats plus more than 20 GIS layers for mapping, research and analysis. Available layers include zip codes, area codes, subdivisions, school districts, political boundaries, roads, water features, points of interest and more.
County packages also include historical county demographics, business intelligence, analytical dashboards, AI-ready prompts, markdown files and related reference data. Everything is organized to save hours of manual work collecting current data, cleaning it and joining it together. That makes it easier to move faster on analytics, due diligence, business planning and location research. Paid packages are built for commercial use, but some package contents include source-specific attribution or notice guidance. Review Licensing & Data Source Notices.
Lake and Peninsula County Population
Lake and Peninsula County had 1,476 residents in 2020. That was 9.5% lower than in 2010. Lake and Peninsula County had 347 fewer people in 2020 than it did in 2000, which points to a long-term population decline. Newhalen is the largest city in the county, but it accounts for only about 11% of the total population. The county is fairly spread out, with about 0 people per square mile. Some of the county's most populated postal areas include Iliamna, Igiugig and Port Alsworth.
Population Trend in Lake and Peninsula County AK
Lake and Peninsula County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Lake and Peninsula County Zip Codes
Lake and Peninsula County has 14 zip codes. Some of the county's most populated zip codes include Iliamna (99606), Igiugig (99613) and Port Alsworth (99653). Iliamna is the largest zip by population, with about 428 residents or 29% of the county total. Together, the three largest zips account for about 67% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Lake and Peninsula County AK
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 99606 | Iliamna | 428 | ▾ -8.7% |
| 99613 | Igiugig | 375 | ▾ -13.6% |
| 99653 | Port Alsworth | 186 | ▴ 17% |
| 99640 | Nondalton | 122 | ▾ -29.9% |
| 99549 | Port Heiden | 100 | ▾ -2% |
| Download all zip code data | |||
Lake and Peninsula County Zip Code populations and trends per most recent census data.
Lake and Peninsula County Demographics
Lake and Peninsula County has a median age of 33.4, which makes the county a little younger than Alaska overall. About 27.3% of residents are under 18, while 10% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 25 to 44 at about 40.6% of the population, which points to a solid working-age base. About 18.4% of adults have a bachelor's degree or higher, above the statewide figure of 31.2%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for Lake and Peninsula County AK
Median Age
33.4
Under 18
27.3%
Age 65+
10%
Bachelor's+
18.4%
Lake and Peninsula County School Districts
Lake and Peninsula County is served by 1 public school district with 320 students enrolled in 2024. Several larger districts account for a substantial share of students across the county map area. Those three districts account for about 100% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Lake and Peninsula County AK
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Lake and Peninsula Borough School District | 320 | 100% | ▾ -3.6% |
| Download all school district data | |||
Lake and Peninsula County school district enrollment and trends per most recent NCES reporting data.
Lake and Peninsula County Housing & Real Estate
Lake and Peninsula County has a median home value of $166,100 and a median gross rent of $933. About 61% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Alaska median, while rents come in below the state average. In March 2026, the median listing price was $452,250 and homes spent about 203 days on the market.
Lake and Peninsula County Housing Mix
Lake and Peninsula County housing mix: owner, renter and vacant units.
Lake and Peninsula County Housing Trends
Lake and Peninsula County median home value and rent trend (last 5 years).
Businesses in Lake and Peninsula County, AK
Lake and Peninsula County has 176 business listings across 44 categories. The largest categories in Lake and Peninsula County business listings are Lake (24, 13.6%), River (19, 10.8%), and Lodge (19, 10.8%). The full Lake and Peninsula County business listings dataset includes names, categories, addresses and contact details where available. Lake and Peninsula County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Lake and Peninsula County, AK
| Category | Businesses | Share |
|---|---|---|
| Lake | 24 | 13.6% |
| River | 19 | 10.8% |
| Lodge | 19 | 10.8% |
| Mountain | 18 | 10.2% |
| Structure And Geography | 14 | 8.0% |
| Airport | 14 | 8.0% |
| Post Offices | 10 | 5.7% |
| Landmark And Historical Building | 9 | 5.1% |
| National Park | 4 | 2.3% |
| Schools | 3 | 1.7% |
Lake and Peninsula County Business Listings
| Business | Category | City |
|---|---|---|
| Canoe Bay Outfitters | Active Life | Lake and Peninsula |
| IDC - Iliamna Airport Fuel Operations | Airlines | Iliamna |
| Pilot Point Airport | Airport | Pilot Point |
| Fort Morrow Army Airfield | Armed Forces Branch | Port Heiden |
| Island Lodge - Lake Clark, Alaska | Attractions And Activities | Port Alsworth |
| Alaska's Backcountry Inn | Bed And Breakfast | Port Alsworth |
| Tulchina Adventures | Campgrounds & RV Parks | Port Alsworth |
| St. Nicholas Chapel (Igiugig, Alaska) | Churches & Religious Organizations | Igiugig |
| The Malawi Children's Village | Community & Nonprofits | Anchorage |
| Newhalen School | Elementary School | Newhalen |
| Download Lake and Peninsula County business listings | ||
Lake and Peninsula County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Lake and Peninsula County Basemaps
Lake and Peninsula County map and data packages include a set of useful basemaps to help you get started quickly. These include a custom light grey canvas, USGS topo, imagery and other reference layers that make it easier to build clear, meaningful county maps using the included GIS layers, your own data or both. Pre-rendered map tiles for the light grey basemap are included so you can use them offline or host them on your own CDN.
Get the Full Lake and Peninsula County Data Package
This page shows a preview of what's included in the Lake and Peninsula County data package. The full package gives you a ready-to-use county data system with GIS layers, historical data, maps, database files and planning tools that save hours of manual data gathering, cleanup and joins. Everything is organized to help you skip data wrangling and start analysis faster.
- 20+ GIS layers for zip codes, school districts, roads, water, boundaries and more
- Historical county demographics, housing, income and trend data
- ZIP code population files and school district enrollment history
- Database files, markdowns, AI-ready prompts and documentation
- Map exports in PNG, JPEG, PDF, SVG and GeoTIFF formats
- Offline-ready data explorer, map and analytics tools
Paid packages support commercial use, client work, and derived outputs. Some package contents may include source-specific attribution or provider notices. See Licensing & Data Source Notices.
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Nearby Counties
Browse county data pages for the counties that border Lake and Peninsula County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.