The Tax-Base Mirage
An 8,000-acre solar farm would out-earn grazing while it runs. Then the bill comes due, and it lands on Lincoln County.
It may have started in a simple conversation. Someone floated what sounded like plain common sense: an 8,000-acre solar farm “would really help the Lincoln County tax base,” and besides, most of the ground over there is federal anyway. Empty desert, foreign to the tax rolls, might as well put it to work.
The argument deserves to be taken seriously. But when you follow it beyond the first thirty years, it comes apart and reveals how these deals get sold.
Give the pitch its due. While it runs, a utility-scale solar farm does pay the county more than cattle grazing does. That is true. If the only question were which use writes a bigger check this year, solar wins, and it isn’t close. But that’s the wrong question, and the people moving these projects know it. The trick is to hold up the front-end revenue and keep the back-end bill off the table until the ink is dry.
The words “tax base” are doing dishonest work
Idaho does not tax a solar farm the way it taxes your house. Under Idaho Code 63-602JJ, the panels, inverters, racking, and miles of wire, the valuable equipment, are exempt from property tax. In their place the operator pays a production tax: 3.5 percent of gross energy earnings, under 63-3502B, split among the taxing districts. So the 8,000 acres of “improvements” people picture landing on the assessor’s rolls never land there. What the county gets instead is a slice of revenue that swings with power prices and vanishes in about thirty years when the panels are spent. That is not a tax base. A tax base is durable. This is a lease with a sunset clause, wearing the language of permanence.
“It’s mostly federal anyway” runs backward
Through the Payment in Lieu of Taxes program, the Interior Department already sends Lincoln County a check every year precisely because that ground can’t be taxed. Idaho’s counties split $41.2 million in PILT in 2024. Put solar on a BLM grazing allotment and none of that changes. The land stays federal. The PILT keeps coming. The panels are tax-exempt on top of it. You haven’t added a dollar to the rolls. You’ve just run the cattle off.
The cattle were never the point of the fee
It’s easy to shrug at grazing, because the federal grazing fee is a laughable $1.35 an animal-unit-month. But that fee was never the value of the forage. It’s a subsidy. The going private lease rate across the West last year was $23.40 for that same AUM, roughly seventeen times higher. And grazing is a perpetual, renewable use: the forage regrows every spring, the ranch keeps a family working, and the sagebrush underneath is winter range for mule deer and pronghorn, cover for the watershed, and a landscape that does not burn the way its replacement will.
Grazing produces benefits beyond government revenue:
Grazing keeps ranching families working.
The forage renews naturally.
The land remains wildlife habitat and watershed cover.
Grazing can reduce some combustible vegetation.
The land remains relatively undeveloped.
The bill nobody puts in the brochure
In thirty years the panels are spent, and someone has to take down 8,000 acres of steel and glass and haul it off. The published estimates run around $15,000 an acre. Call it $120 million on a site this size. The only question that matters for the county is whether the cleanup bond is fully funded, indexed to inflation, and held somewhere the developer can’t reach it. Projects change hands and go broke over thirty years; when the bond comes up short, the bill lands on the landowner, and behind him, the county, for ground that by then earns nothing at all.
Then there’s the land itself, the cost with the longest tail. You cannot grade it, road it, pile-drive thousands of steel piers, and shade the soil for three decades, then simply flip the desert back on. Big sagebrush needs at least three decades just to stabilize; for Wyoming big sagebrush the published recovery estimates run 50 to 120 years. And if the reseeding fails in this cheatgrass country, as it often does, you don’t get sagebrush back at all. You get an invasive grassland that burns hotter and more often than what stood there before.
The whole trade, not just the first thirty years
The full trade is a thirty-year revenue pulse, in exchange for sixty-five to a hundred years of ground that’s either industrialized or slowly, uncertainly healing. The power and the profits leave on a wire. The cleanup, the fire risk, and the ruined ground stay home. Measured over the life of the land instead of the life of the developer, the “tax base” pitch is a short-term pulse of subsidized, out-of-state money traded for a long-term liability that stays right here.
That leaves the harder question: Why is any of this landing on Lincoln County, Gooding, and / or Jerome County at all?
The Beast’s Appetite
Why the land rush is really here: the biggest building spree in the history of American business, and it’s already on your power bill.
Why, all of a sudden, is there talk of 8,000-acre solar farms and new transmission lines and data-center campuses out here in the Magic Valley? The short answer is that we’re standing in the path of the largest building spree in the history of American business, and it has a name: artificial intelligence.
The biggest companies in tech are spending well over half a trillion dollars this year alone, more than double what they spent two years ago, on AI data centers: warehouses of computer chips that each pull as much power as a small city. That’s the demand behind the land rush. Nobody’s proposing to blanket the desert in panels to light your house. They’re doing it to feed the machines.
It may well be a bubble
That warning does not come from cranks. This past June the Bank for International Settlements, the central bank for the world’s central banks, named an “AI capex bust” one of the top threats to the entire global financial system. The buildout is running on borrowed money, and the spending is racing far out ahead of the actual revenue. Booms built that way have a way of ending. And when this one does, the buildings go dark, but the transmission lines, the torn-up ground, and the rate increases stay right where they were put.
You don’t have to wait for the bust to feel it
It’s already on your power bill. Idaho Power has raised rates two years running, about 4 percent in 2025 and roughly 7.5 percent more in 2026, and the company says plainly it’s demand growth from “large loads.” Its own resource planner said the utility just needs to “expand like crazy.” The new demand? Data centers. Meta’s already in Kuna, Micron’s expanding in Boise, and there’s interest circling the Magic Valley.
Ask a farmer what that feels like. In 2021 Idaho Power charged about $6.94 per kilowatt to run an irrigation pump. In 2026 it’s $16.50, a 45 percent jump over a stretch when inflation ran 19 percent. That gap is the data-center boom, showing up on the bill of a man just trying to water a field. Meanwhile the utility has quietly scaled back its renewable plans and penciled in new natural-gas plants to keep up. So much for solar being about clean power for locals. It’s about raw volume for the machines, whatever it takes.
The poorest trade a county can make
And here’s the insult under the injury: a data center is one of the worst bargains a rural county can strike. It sprawls across thousands of acres, drinks enormous amounts of water and power, and leaves behind a handful of permanent jobs. The computing goes out on a fiber line to somewhere else. The profits go to shareholders somewhere else. What stays behind is the strain on the grid, the aquifer, and the land.
So this is the beast’s appetite: better than half a trillion dollars a year, chasing cheap power and cheap land, financed on debt, and hungry enough that it’s already reaching into a farmer’s irrigation bill three states from Wall Street. The solar farm out on the sagebrush isn’t the story. It’s just the first thing the beast reached for.
If the federal government wanted these things built, it owns plenty of land of its own, including military bases it threw wide open for exactly this purpose. So why aren’t they being built there? The answer exposes the arrangement.
The Fence Is Lowest Here
Trump opened the military bases to data centers. Most developers did not build there. The reason matters.
Last summer, President Trump signed an executive order throwing open America’s military bases to data-center developers. Thousands of acres of federal land, permits fast-tracked, environmental review streamlined, federal loans and tax breaks laid out on the table. If these projects were really about serving the country, that’s where the line would form.
The order, “Accelerating Federal Permitting of Data Center Infrastructure,” tells the Pentagon to identify sites on military installations and lease them to private developers under what’s called an Enhanced Use Lease: long-term deals, up to fifty years, where the company builds the data center, takes on the financial risk, and gets to sell the excess computing power. The policy is moving forward. The Army has picked developers for hyperscale data centers at Fort Bliss in Texas and Dugway in Utah, the first such projects the Pentagon has approved. The Air Force has put out solicitations at half a dozen bases and offered 4,700 acres in Alaska. The Energy Department even tapped Idaho National Laboratory as one of its first sites.
Why is the rush not going there?
With all that federal land on offer, why is the land rush landing on ranch country and BLM grazing ground instead of an Army base? It comes down to two things: cheap power and weak oversight.
Cheap power
On a base, a data center has to compete with the base itself for electricity and water, and Congress is moving to make the developers actually pay for what they draw. The Army’s own people warn those rules amount to a “federal land penalty” that could scare off more than a billion dollars in private capital. That’s the last thing a developer wants. What they want is to plug into a utility like Idaho Power, tap some of the cheapest electricity in the country, and let the cost of every new line and power plant get spread across the rest of us, the captive ratepayers who can’t shop elsewhere. They don’t want to build their own power. They want yours.
Less oversight
Here, the base works backward from what you might expect. Build inside the gate and you’re under federal security requirements, supply-chain rules, congressional scrutiny, and a base commander who can tell you no. So the developers go looking for the opposite of a base: a rural county with cheap land, a friendly commission, and not much appetite to ask hard questions. Less oversight, not more. That’s the product they’re actually shopping for, and a county board that wants a ribbon-cutting is the easiest thing on the shelf.
The same shape, every time
Strip it down and you’ve seen this before. Put it on federal or leased ground and it’s off the local tax rolls. Wrap it in “national security” and the objections get harder to raise. Feed it with federal subsidies and tax breaks the rest of the country funds. Spread the grid costs onto ratepayers. Privatize the upside, which comes first and leaves, and socialize the downside, which comes last and stays. The base version and the sagebrush version are the same deal. They just have different landlords.
When the government practically handed these companies the land, they hesitated because a base has rules, and rules cost money. They’d rather find a place where the power is cheap, the land is cheap, and nobody’s going to push back. That is exactly why it’s coming for Lincoln County and not Fort Bliss. It was never about the empty desert being special. It was about it being cheap, and quiet, and unwatched.
The beast goes where the fence is lowest. Right now, out here, that’s us. But a fence can be raised through a decommissioning bond demanded up front, ratepayer protections, a county ordinance that keeps the decision local, and a commission that asks hard questions before the ribbon-cutting instead of after. The beast is only ever as hungry as we let it be.
References (APA)
Levy of tax on wind, solar or geothermal energy electrical production, Idaho Code § 63-3502B (2024); Property exempt from taxation—wind, solar, geothermal energy, Idaho Code § 63-602JJ (2024). Idaho Legislature.
U.S. Bureau of Land Management & U.S. Forest Service. (2025). Federal grazing fee ($1.35/AUM, statutory floor); U.S. Department of Agriculture, National Agricultural Statistics Service. (2024). Grazing fees (Western private lease avg. $23.40/AUM), via Taxpayers for Common Sense.
U.S. Department of the Interior. (2024). Payments in Lieu of Taxes (PILT) ($41.2 million to Idaho counties). https://www.doi.gov/pilt
University of Pittsburgh GSPIA, & Georgia College & State University. (2024). Solar decommissioning cost review (~$15,000/acre; ~$93,000/MW median, 21 project filings); U.S. Bureau of Land Management financial-assurance floor ($10,000/acre).
Avirmed, O., et al. (2015). Sagebrush recovery. Ecosphere; Shinneman, D. J., & McIlroy, S. K.; Baker, W. L. (Wyoming big sagebrush recovery estimated at 50–120 years).
Bank for International Settlements. (2026). Annual economic report 2026 (AI capex bust and circular financing named among top threats to financial stability). https://www.bis.org/publ/arpdf/ar2026e.pdf; hyperscaler capital-expenditure guidance $635–690 billion (2026).
Idaho Power. (2025). 2025 integrated resource plan (Meta Kuna; Micron expansion); rate increases ~4% (2025) and 7.48% (eff. Jan. 1, 2026); irrigation demand charge $6.94/kW (2021) → $16.50/kW (2026), Idaho Capital Sun.
Exec. Order No. 14318, Accelerating Federal Permitting of Data Center Infrastructure, 90 Fed. Reg. 35387 (July 28, 2025); Enhanced Use Leases, 10 U.S.C. § 2667; U.S. Army selections (Fort Bliss; Dugway); U.S. Department of Energy selection (Idaho National Laboratory).
Keep up the good work, Jeff. Thought-provoking as always.