A case study in how government captures economic growth — without delivering proportional services
Washington State has a story it likes to tell: no income tax, business-friendly climate, government that works. And the numbers seem to back it up. The economy boomed. Tech companies planted their flags here. High earners moved in. Property values soared.
What the state doesn't advertise is what happened on the revenue side of that story.
From 1985 to 2025, Washington's population roughly doubled — from 4.2 million to 8 million people. State tax revenue grew 758%. Average income grew 978%. Median household income — what the typical working family actually earns — grew 310%.
Population is the honest baseline. If the government simply needed more money to serve more people, revenue should roughly track population. Instead, the state captured a share of every boom, every new income source, every court ruling, every Supreme Court decision — and never gave any of it back.
This is the story of how that happened. And why your property tax bill tells you everything the state's press releases won't.
Washington has no personal income tax — a fact the state wears like a badge. What it doesn't say is that the absence of an income tax created a different problem: the state needed mechanisms that would grow automatically with the economy, without requiring voters to approve higher rates.
The solution was a tax structure built on consumption and business activity: a broad sales tax, a gross receipts B&O tax applied to every dollar of business revenue, a real estate excise tax on every property sale, and property taxes on assessed values the state controls.
These aren't passive taxes. They're designed to grow when the economy grows — regardless of whether the state is doing more work to earn the money.
When Amazon hired its ten-thousandth Seattle employee and that employee bought a car, Washington collected more sales tax. When Microsoft's stock-compensated engineers bought homes, the state collected more real estate excise tax and more property tax — forever. When Boeing's payroll expanded, the B&O receipts grew. The state didn't need to raise a single rate. The architecture did the work.
From 1985 to 2019, Washington's state revenue and the total average income of its residents tracked almost perfectly together in lockstep — both growing at roughly the same rate, year after year. The state had calibrated its tax system to capture a near-constant share of total economic output. As the tech boom inflated average incomes, the state silently inflated right along with them.
The median household — the family not working at Amazon or Microsoft — was left out of that arrangement entirely. Their income grew at a fraction of the rate. The state's claim on them, measured against what they actually earn, grew larger every year.
The clearest test of whether a government is taxing to fund services — or taxing because it can — is what it does when a windfall arrives.
Washington has had several since 2010. Each time, the response was the same.
McCleary (2012–2018). The state Supreme Court ruled Washington was unconstitutionally underfunding education. The legislature's response, finalized in 2017's HB 2242, was the largest statewide property tax hike in Washington's history — raising the state school levy from $1.89 to $2.70 per $1,000 of assessed value. Districts were promised their local levies would be capped in exchange. They weren't. New enrichment levies, capital levies, and bond measures filled the gap immediately. The state captured billions in new property tax revenue while homeowners saw their bills spike and school districts — ten years later — warn of insolvency.
Wayfair (2018). The U.S. Supreme Court's South Dakota v. Wayfair decision eliminated the physical presence rule, allowing states to collect sales tax on online purchases for the first time. For Washington, this was a pure windfall. Online retailers have no local storefronts, employ few local workers outside of fulfillment centers, use no local roads for most transactions, and impose zero additional burden on local services. The official rationale for sales tax has always been that it funds the services consumed by economic activity at a physical location. Online sales don't consume those services.
Washington captured the revenue. Then it kept every existing sales tax rate. If taxes are tied to services, the rate should have dropped when a new service-free source was added. It didn't. The state is now ranked 2nd in the nation in per-capita sales tax collections, just behind Hawaii.
The tech surcharges (2019–2020). As Amazon and Microsoft's revenues grew, the state added a 1.2% surcharge on large financial institutions in 2019, then in 2020 raised the B&O tax rate for large service firms from 1.5% to 1.75% and implemented a new 1.22% "advanced computing surcharge" — a targeted tax on the tech industry that had already been paying B&O tax on every dollar of gross receipts. The state wasn't providing new services to Amazon. It was capturing more of Amazon's existence.
The pattern is consistent. Each time a new revenue source opened up, the state added it to the pile. No rates were reduced. No offsets were provided. Revenue per capita — even inflation-adjusted — grew from $6,784 in 2004 to $10,765 in 2022. The state extracted 59% more from each resident in real terms over 18 years.
Here is the question that unravels the entire official narrative: if Washington's tax system was already growing automatically with the economy — capturing more from every new Amazon hire, every home sale, every B&O transaction — why did the state need to create new taxes, raise existing rates, and expand the sales tax to services?
The answer the data gives is that it didn't need to. It chose to.
The elasticity tells you everything. Washington's own Department of Revenue analysis found the state's tax revenues have an elasticity of 1.2 against the economy — meaning when personal income grows 10%, tax revenue grows 12% automatically, without a single new law. The system was already built to outgrow the people paying into it.
The surplus makes it undeniable. In 2021, Washington collected $14 billion more in revenue than it had budgeted — the largest surplus in state history. The Legislature's response was to direct 80% of it into new spending, growing state expenditures by more than 20% in a single biennium. When the Washington Research Council noted that the Legislature could reasonably choose to use some of the surplus on tax reductions, Governor Inslee was asked directly why his proposal didn't include any tax cuts. His answer: "The need for expenditures are going to go on, but the revenues are going to go away."
A surplus of $14 billion. Zero tax relief. New spending locked in permanently.
And then — when revenues inevitably slowed — the state declared a shortfall and passed the largest tax increase in its history.
The sales tax expansion is the most direct proof. If you genuinely cared about the tax burden on lower and middle income residents, there was a clear and obvious action available at multiple points over the past decade: reduce the sales tax rate. Four separate windfalls created the opportunity.
Not once did Washington reduce its sales tax rate. Instead, in 2025 — after all of those windfalls — the Legislature expanded the sales tax to IT services, custom software, security services, and advertising for the first time.
Why does this matter? Because the sales tax is the most regressive instrument in Washington's arsenal. Washington's lowest-income households pay 13.8% of their total income in state and local taxes. The top 1% pay 4.1%. For nearly 30 years — from 1996 until 2024 — Washington held the distinction of having the most regressive tax structure in the entire nation. It only lost that ranking through new taxes at the top, not relief at the bottom.
The state that ranked #1 most regressive for three consecutive decades, when handed free money from online sales, chose not to reduce the tax that hits the poor the hardest.
More revenue, fewer people served. Between 2019 and today, Washington's tax revenue grew by $18 billion — 34%. K-12 enrollment is still below 2019 levels. The prison population is 4,000 lower than pre-pandemic. The caseloads driving the biggest spending categories have flatlined or dropped. The state is spending more money on fewer people receiving services.
That is not a government that ran out of money. That is a government that decided the revenue it was already collecting was not a ceiling — it was a floor. Every windfall was a new baseline. Every surplus was spent forward. Every opportunity to reduce the burden on working families was declined.
The question isn't whether the state needed more revenue when incomes grew. The evidence is clear: it didn't. The question is why it took more anyway. And the answer is equally clear: because the architecture was built to, and no one was going to stop it.
In 2001, Washington voters passed Initiative 747, limiting property tax levy increases to 1% per year. It was a straightforward promise: your property tax bill won't grow faster than 1% annually.
The promise was technically honored and practically ignored.
The 1% cap applies only to existing regular levies. Every ballot measure, every bond, every new district, every lid lift, every enrichment levy, every capital levy — all of it starts fresh, with no connection to the cap. When voters approve a school bond, that money is collected on top of the cap. When a fire district runs a levy for equipment, that's outside the cap. When a county creates a children's initiative, it operates independently.
The result: Whatcom County's total property tax revenue grew from $295 million in 2017 to $523 million in 2026. That's a 77.4% increase in nine years. The 1% cap, applied strictly, would have allowed 9.4%.
The difference — $414 million more per year than the cap was supposed to permit — came entirely from the mechanisms that sit outside the cap: new levies, lid lifts, bonds, and special districts. Nine net-new levies were created in Whatcom County alone since 2018, generating $37.2 million in additional annual revenue.
The case study: one homeowner's bill. The property at 5200 Guide Meridian in Bellingham illustrates what the cap actually delivers in practice. Tax paid in 2022: $4,284. Tax paid in 2026: $6,149. That's a 43.5% increase in four years — not the 4% the cap would imply.
The line items that drove it:
Every one of these is outside the 1% cap. The cap isn't broken. It's a theater prop.
In March 2026, Governor Ferguson signed SB 6346 — a 9.9% income tax on earnings above $1 million, projected to raise $3 billion annually. Headlines called it the "millionaire tax." Progressives celebrated. Critics challenged it in court.
Almost nobody talked about what it exempted.
Real estate is excluded from the millionaire tax. It was also excluded from the 2021 capital gains tax. Washington levies no tax on the gain when a property is sold, no matter how large that gain is.
The official explanation involves protecting homeowners, preserving wealth, avoiding double taxation of an asset already subject to property tax.
The real explanation is in the revenue math.
Washington collects $18 billion annually in property taxes. The millionaire tax is projected to bring in $3 billion — 6× less. The capital gains tax generates about $200 million — 90× less than property taxes.
Here's the arithmetic a homeowner can't escape:
One-time capital gains tax on a $1 million property with a $500,000 gain: $35,000 — collected once, only if the property is sold, only if there's a gain.
Annual property tax on a $1 million assessed value at 1%: $10,000 per year. Over 10 years: $100,000. Over 20 years: $200,000. And the assessed value can increase every year — because the state controls the assessments.
The state makes three times more from annual property taxes than it would ever collect from a capital gains tax on the same property. Exempting real estate from the capital gains tax isn't protecting homeowners. It's protecting the state's most lucrative, most guaranteed, most captive revenue stream.
And the captive part is deliberate.
Washington's Growth Management Act restricts development to Urban Growth Areas. Only 14% of Washington's land is available for development statewide. In King County, 74% of land is locked from urban use. Limited supply drives up values. Higher values mean higher assessments. Higher assessments mean more property tax — automatically, every year, without a rate increase or a vote.
The state restricts the land. The restrictions inflate the values. The state assesses the inflated values. The state collects taxes on those values annually. The homeowner can't move their house, can't avoid the tax, can't negotiate the assessment.
The state is taxing the scarcity it created.
The 2020-2021 period exposed the architecture in a way that numbers alone hadn't.
Average income in Washington went up during COVID — significantly. Stocks surged. Real estate values exploded. Remote-work tech salaries continued climbing. Wealthy Washingtonians watched their net worth grow while staying home.
Median household income crashed. Working families lost jobs, lost hours, lost income. By 2025, the median household index still hasn't recovered to its 2019 peak.
State revenue dipped briefly in 2020 — because sales collapsed, B&O receipts fell, and people stopped spending. Then it recovered entirely by 2021 and hit all-time highs.
The COVID break reveals the limits of the system. The state's revenue machine tracks economic spending and business activity — but when wealth concentrates in assets rather than transactions, the machine loses its grip. Stocks and real estate gains are exempt. The state can't follow wealth upward when wealth stops moving through taxable channels.
That is exactly why the capital gains tax and millionaire tax exist. The state recognized it had lost its grip on the top of the income distribution. The taxes are an attempt to reattach.
And yet — real estate remains exempt. Because the state already has a better mechanism. Annual property taxes on values it controls, from owners who cannot leave.
Washington collects 92% more revenue per state employee than it did in 2000. It has fewer state employees per resident than it used to. Those employees are paid 16.3% below market. Caseloads in the biggest spending categories — education, healthcare, corrections — are flat or declining.
If the money isn't going to more workers, and isn't going to better-paid workers, and isn't producing better service per capita, the question becomes unavoidable: where exactly did it go?
The answer is obligations — and specifically, obligations that were created by prior decisions, not by serving more people.
Healthcare inflation. The 2025–27 budget allocates $29.4 billion to Human Services, up from $26.2 billion the prior cycle. Medicaid alone grew from $5.8 billion to $6.5 billion per biennium. Healthcare costs have grown faster than general inflation in nearly every period. The state can't stop this because Medicaid is a federal-state match program — Washington must spend to capture federal dollars, which requires more state spending, which unlocks more federal dollars. It's a cost spiral with a legal obligation attached.
Pension catch-up — paying for decisions made in the 1990s. When the dot-com boom inflated pension fund returns, the state took a "contribution holiday" — it stopped paying the actuarially required amounts because the returns looked strong. When the bubble burst, those underfunded plans needed billions to repair. Washington has been making catch-up payments for 20+ years as a direct result. And having learned nothing, the Legislature committed $2.4 billion in recurring pension increases since 2018 — COLA after COLA stacked onto plans that were already underfunded, each one adding to the liability. Higher pension rates come directly out of city and county operating budgets: fewer dollars for roads, police, fire, teachers.
New programs that became permanent floors. When the $14 billion surplus arrived in 2021, the Legislature directed 80% into new spending. Programs were created using $11 billion in federal COVID money that now require permanent state funding. Each surplus was treated as a new baseline. When revenue normalized, those baselines didn't move — they became the minimum, and anything below them was called a "shortfall."
Bond debt service. The state issues $4.5 billion in new general obligation bonds in 2025–27 alone. Every building, school, and prison built on borrowed money adds interest payments to the permanent operating budget in perpetuity.
McCleary compliance. The court ruling that required full education funding locked in teacher compensation as a constitutional obligation. Teacher pay increased 29.5% from 2015 to 2021. Per-student spending hit $16,800 — more than tuition at most private schools. Academic outcomes for students are flat or declining. The money went to compensation, not outcomes.
The pattern in every case: a prior decision — a pension underfunding, a program creation, a court ruling, a borrowing decision — created an obligation. The obligation grew. The revenue chased it. When revenue couldn't keep up, new taxes were passed. The obligation became the new floor. Repeat.
This is not fraud. It is not waste in the conventional sense. It is a system structurally designed to create obligations faster than it creates revenue, then use the resulting "shortfalls" to justify taxes on the most captive and regressive base available — property, sales, and eventually the modest wages of the median worker who never benefited from the boom the state was capturing.
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Washington's revenue grew 8× faster than its population over 40 years. That didn't happen because the state was providing 8× more services. It happened because:
The "no income tax" framing obscures all of this. Washington is not a low-tax state. It is a state with a highly sophisticated revenue architecture, built to grow faster than the people it serves — and structured to ensure the most reliable revenue source, property, can never escape.
The state didn't accidentally end up with $39.4 billion in revenue in 2025. It built the machine that got it there.
Brian Gass is the Executive Director of the Real Housing Reform Initiative, a nonprofit focused on civic transparency and housing policy reform in Whatcom County, Washington. Data sources: U.S. Census Bureau and Bureau of Economic Analysis via FRED; Washington Office of Financial Management; Whatcom County Assessor; Washington Department of Revenue Property Tax Statistics 2025.
[Chart: Washington State Revenue, Median Income, Average Income, and Population — 2000 to 2025, indexed to 2000 = 100]