Better Homes and Gardens Real Estate Dream Makers

due diligence

How to evaluate Alaska land before you buy

A nine-point checklist for evaluating any Alaska parcel — access, terrain, utilities, neighbors, easements, environmental, title, and the questions that catch the things the listing didn't mention.

How to Evaluate Alaska Land Before You Buy

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Why Alaska Land Evaluation Is Different From the Lower 48

Buying raw land in Alaska is not a scaled-up version of buying a lot in Arizona or Tennessee. The physical conditions are more extreme, the regulatory patchwork is more complex, and the consequences of skipping due diligence are more expensive — sometimes permanently so.

We have worked land transactions across the Mat-Su Valley since 1997, and the same failure points come up repeatedly: buyers who assumed a dirt track was a legal easement, buyers who found out after closing that power was a $40,000 extension project, buyers who graded a building pad into a jurisdictional wetland and inherited a federal enforcement action. None of those situations are hypothetical.

Alaska has 19 organized boroughs plus the Unorganized Borough, each operating under distinct zoning authority granted by AS 29.35. That means the rules governing your parcel depend entirely on which jurisdiction it sits in — and in the Unorganized Borough, there may be no local zoning at all, which creates its own set of complications. The steps below walk through what we actually check before advising a buyer to move forward on Alaska land.

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Step 1 — Confirm Legal Access Before Anything Else

A parcel without legal access is not a buildable asset. It is a liability you own.

Alaska has a significant number of landlocked parcels, particularly in areas that were subdivided decades ago with the assumption that neighboring landowners would cooperate on road access — an assumption that frequently does not hold.

Start at the Alaska Recorder's Office. The online portal is searchable by parcel number at no cost and returns recorded deeds, plats, easements, CC&Rs, and liens. Pull the recorded plat first. A platted subdivision will show dedicated right-of-way; look for whether that right-of-way is actually maintained or merely paper-dedicated. Then pull any recorded easement documents and read the language carefully — some easements are appurtenant to specific parcels and do not run with the land the way buyers assume.

If the parcel is described by metes and bounds rather than a subdivision plat, access questions get harder. You may need a title attorney to trace the chain of title back to the original federal patent to determine whether any access rights were reserved or conveyed.

One thing we always check: Schedule B of the title commitment. This section lists exceptions to coverage — items the title insurer will not protect you against. Mineral reservations from original federal patents are common in Alaska, and access easements for mineral rights holders can affect how you use your own property. Do not treat Schedule B as boilerplate.

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Step 2 — Run the Parcel Through the Borough Viewer

Once you have confirmed the parcel exists where the listing says it exists and has some form of recorded access, the next step is the borough GIS viewer.

For Mat-Su Borough parcels, the tool is at gis.matsugov.us. Enter the parcel number and you get zoning designation, wetlands overlay, FEMA flood zone data, and aerial imagery — all in one place, at no cost. We use this tool on every Mat-Su land transaction before we advise a client to spend money on inspections or surveys.

Other organized boroughs maintain their own viewers. Anchorage uses the Municipality of Anchorage GIS portal. Kenai Peninsula Borough and Fairbanks North Star Borough each have their own platforms. If your parcel is in the Unorganized Borough, borough-level GIS data may not exist, and you will need to rely on state and federal datasets.

What you are looking for at this stage: zoning designation, any overlay districts (flood, wetlands, steep slope, airport influence), and whether the parcel dimensions on the viewer match what the listing represents. Discrepancies between the listing sheet and the GIS record are a flag worth investigating before you go further.

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Step 3 — Verify Utilities Directly With the Provider

Listing sheets in Alaska frequently describe utility availability in terms that are technically accurate but practically misleading. "Power available" can mean a line runs along the road a quarter mile away. "Well and septic possible" means no one has actually tested the aquifer or the soils.

Call the electric cooperative directly. In most of the Mat-Su Valley, that is Matanuska Electric Association. Ask them for the cost estimate to extend service to the specific parcel. Rural Mat-Su line extensions can run $15,000 to $50,000 or more per quarter mile depending on terrain, vegetation, and whether the line is single-phase or three-phase. That number can materially change the economics of a purchase.

For water, the Alaska Department of Environmental Conservation maintains a public well log database searchable by township-range-section. Pull the logs for nearby wells and look at reported depths and yields. This gives you a reasonable picture of aquifer viability in the area — it does not replace a well test on your specific parcel, but it tells you whether neighbors have been able to get water and at what depth.

For septic, you need a percolation test and soil evaluation conducted by a licensed soil evaluator and submitted to the relevant borough or DEC for approval. Do not rely on a seller's representation that "the soils perc." Get the test.

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Step 4 — Assess Soil, Permafrost, and Wetlands

Ground conditions in Alaska can make a parcel unbuildable regardless of what the zoning says.

Start with the USDA NRCS Web Soil Survey, which is free and covers Alaska parcels. It returns frost-action potential and drainage class data by map unit. High frost-action potential means the soils heave significantly with freeze-thaw cycles — a critical factor for foundation design and cost. Poor drainage class indicates soils that stay saturated, which affects both septic system suitability and structural load-bearing capacity.

Permafrost is a separate and more serious issue. University of Alaska Fairbanks publishes statewide permafrost maps that show general zones — continuous, discontinuous, sporadic, and isolated. Those maps tell you the probability of permafrost presence in a region; they do not tell you whether permafrost exists on your specific parcel. Only a site-specific geotechnical investigation answers that question. In discontinuous permafrost zones, which cover much of the Mat-Su, you can have permafrost on one corner of a parcel and none on another. Building on undetected permafrost without engineered mitigation produces foundation failure.

Wetlands require separate attention. The Mat-Su Borough GIS viewer shows National Wetlands Inventory data, but NWI mapping is not a jurisdictional determination. The Army Corps of Engineers makes the actual call on whether a wetland is jurisdictional under Section 404 of the Clean Water Act. Filling or grading jurisdictional wetlands without a Section 404 permit is a federal enforcement liability — and that liability transfers with the deed to a new owner. If you buy a parcel where the previous owner did unpermitted fill work, you own that problem. A wetland delineation by a qualified professional is worth the cost on any parcel where wetland presence is plausible.

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Step 5 — Check Zoning, Covenants, and Permitted Uses

Zoning tells you what the borough allows. Covenants tell you what the subdivision allows. Both apply, and the more restrictive one governs.

Under AS 29.35, organized boroughs have authority to adopt and enforce zoning regulations. Mat-Su Borough zoning designations range from Rural Residential to Agricultural to Resource Management, and the permitted uses within each designation are specific. A parcel zoned Agricultural may allow a dwelling but prohibit certain commercial uses. A parcel zoned Resource Management may have significant restrictions on clearing and development.

Recorded CC&Rs — covenants, conditions, and restrictions — appear in the Alaska Recorder's Office record and are separate from borough zoning. Older subdivisions sometimes have CC&Rs that restrict structure size, prohibit certain building materials, or require architectural approval. Some CC&Rs have sunset provisions; others run with the land indefinitely. Read them before you buy.

Also check for any recorded plat notes. Subdivision plats sometimes carry restrictions directly on the face of the plat document that are easy to miss if you only read the deed.

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Step 6 — Flood Zone and Hazard Overlay Review

FEMA Flood Insurance Rate Maps cover most of the organized borough areas in Alaska. The Mat-Su Borough GIS viewer overlays FEMA flood zone data directly on the parcel map, which makes this check straightforward for most Mat-Su parcels. Parcels in Zone AE or Zone A carry mandatory flood insurance requirements for federally backed financing and may have elevation certificate requirements for permitting.

Beyond FEMA flood zones, Alaska has state-designated hazard areas that do not always show up on standard federal maps. Landslide hazard areas, avalanche runout zones, and erosion-prone riverbank areas are documented through the Alaska Division of Geological and Geophysical Surveys. For parcels near rivers, hillsides, or coastal areas, a DGGS hazard report search is worth the time.

Wildfire is also a practical consideration in much of the Mat-Su. The Alaska Division of Forestry maintains fire history data. This does not affect title or zoning, but it affects insurability and should factor into your evaluation.

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Step 7 — Build Your Alaska Land Buying Checklist

Before you make an offer on Alaska land, work through this list:

  • Pull the recorded plat and all easement documents from the Alaska Recorder's Office
  • Review Schedule B of the title commitment for mineral reservations and access exceptions
  • Confirm legal road access — dedicated right-of-way or recorded easement with clear language
  • Run the parcel through the borough GIS viewer (Mat-Su: gis.matsugov.us)
  • Identify zoning designation and all overlay districts
  • Read all recorded CC&Rs and plat notes
  • Call the electric cooperative for a line extension cost estimate to the specific parcel
  • Search the DEC well log database by township-range-section for nearby well data
  • Pull USDA NRCS Web Soil Survey data for frost-action potential and drainage class
  • Check UAF permafrost zone maps and determine whether a geotechnical investigation is warranted
  • Assess wetland presence and determine whether a Section 404 delineation is needed
  • Review FEMA flood zone designation and any state hazard overlay data
  • Negotiate a due diligence period in the purchase agreement sufficient to complete the above — this is a deal-point, not a statutory default

The due diligence period length is negotiated in the Alaska purchase agreement. There is no statutory default period. On raw land, we typically recommend buyers push for enough time to complete at minimum a soil evaluation, a utility cost estimate, and a title review before going hard on earnest money.

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Working With a Broker Who Knows Alaska Land

Land evaluation in Alaska is not something you want to learn on your first transaction. The failure points are specific to geography, and they repeat by subarea.

Our internal parcel inventory, built from transactions since 1997, identifies the most common access and utility failure points by Mat-Su subarea. When a buyer brings us a parcel near Willow, we already know which road corridors have easement gaps. When a buyer is looking at land near Talkeetna, we know which areas have historically had permafrost complications. That pattern recognition does not replace formal due diligence, but it tells us where to look first.

If you are actively searching, our current land listings cover the Mat-Su corridor including Wasilla land listings, Palmer land listings, Willow land listings, and Talkeetna land listings. Every listing in our inventory has been reviewed against the steps above before we represent it.

Reach out to the Dream Makers team before you make an offer. A 30-minute conversation about a specific parcel can save you from a six-figure mistake.

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Frequently Asked Questions

How do I find out if an Alaska parcel has legal road access?

Pull the recorded plat and any easement documents from the Alaska Recorder's Office using the parcel number. The Recorder's Office online portal is searchable at no cost and returns deeds, plats, easements, CC&Rs, and liens. A platted subdivision will show dedicated right-of-way; for metes-and-bounds parcels, you may need a title attorney to trace access rights through the chain of title back to the original federal patent.

What is the Mat-Su Borough parcel viewer and how do I use it?

The Mat-Su Borough GIS viewer is a free public tool at gis.matsugov.us. Enter the parcel number in the search field and the viewer returns the parcel boundary, zoning designation, National Wetlands Inventory overlay, FEMA flood zone data, and aerial imagery. It is the first GIS stop we make on any Mat-Su land transaction.

Do I need a survey before buying raw land in Alaska?

A recorded plat exists for most subdivided parcels and shows the lot boundaries as originally platted. However, a plat is not the same as an individual boundary survey. If you plan to build, you will typically need a site-specific boundary survey to verify setback compliance from actual property corners. Lenders and the borough permitting office may require it before construction.

How do I check for permafrost on an Alaska parcel?

University of Alaska Fairbanks publishes statewide permafrost zone maps that show whether a region falls in continuous, discontinuous, sporadic, or isolated permafrost territory. These maps indicate probability at a regional scale. Only a site-specific geotechnical investigation — conducted by a licensed geotechnical engineer with soil borings or test pits — confirms actual permafrost conditions on a specific parcel. In discontinuous zones, conditions can vary significantly within a single lot.

Can I build on wetlands in Alaska if I own the land?

Owning the land does not authorize you to fill or grade jurisdictional wetlands. Filling jurisdictional wetlands requires a federal Section 404 permit from the Army Corps of Engineers regardless of private ownership. Unpermitted fill is a federal enforcement liability that transfers with the deed — meaning if you buy a parcel where previous work was done without a permit, you inherit the violation. A wetland delineation by a qualified professional is the only way to know what you are dealing with before you close.

How long is a typical due diligence period for Alaska land purchases?

There is no statutory default due diligence period in Alaska. The length of the due diligence period is a negotiated term in the purchase agreement. On raw land transactions, we recommend buyers negotiate enough time to complete at minimum a soil evaluation, a utility cost estimate, and a full title review before earnest money goes hard. What that looks like in calendar days depends on the transaction and the seller's position.

What does the Alaska Recorder's Office show about a parcel?

The Alaska Recorder's Office maintains recorded deeds, easements, subdivision plats, CC&Rs, liens, and other instruments affecting title. The online portal is searchable by parcel number at no cost. This is where you find the legal description of the property, any access easements, deed restrictions, and whether any liens or encumbrances are recorded against the parcel. Reviewing the Recorder's record is a baseline step — not optional — on any Alaska land purchase.

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This guide was drafted with AI assistance and edited by the Better Homes and Gardens Real Estate Dream Makers brokerage team. It is general information, not legal advice. Verify specifics with the relevant borough, statute, or licensed professional before acting.