Wasatch County Tax Estimator

How property tax works in Wasatch County

Your bill is the assessed value of your home multiplied by the combined rate of every authority that taxes it — the county, the school district, the city or township, and often a fire or library district. Those rates are set separately and added together, which is why two houses of identical value on opposite sides of a district line can owe different amounts.

Across Wasatch County, the median home is worth $724,400 and the median property tax bill is $3,230. Dividing one by the other gives the effective rate of 0.446% used above. That is the honest way to estimate a bill without knowing which districts a specific address falls into.

Income tax in Utah, while you are here

Utah taxes income at a flat 4.50% on top of the property tax above. Work out your Utah income tax.

Wasatch County in the national picture

Wasatch County is in the cheapest tenth of the United States for property tax. Its effective rate of 0.45% sits below 0.46%, the line that separates the bottom 10% of the 3,132 counties we have data for from everyone else. In practical terms, an owner here pays less than half what the median American county charges on the same house.

For scale, the range across the whole country runs from about 0.08% at the bottom to 3.64% at the top. That is a spread of more than twenty to one on the same house, and it is decided almost entirely by where the line on the map falls rather than by anything about the property itself.

What 0.45% costs at each price point in Wasatch County

The rate is a percentage, so the bill scales straight with the value the assessor puts on the property: $200,000 → $892 a year ($74 a month); $350,000 → $1,561 a year ($130 a month); $500,000 → $2,230 a year ($186 a month); $750,000 → $3,344 a year ($279 a month); $1,000,000 → $4,459 a year ($372 a month).

The median home in Wasatch County is assessed around $724,400, which is why the typical bill here lands near $3,230. If you are looking above that price, read the row that matches your budget rather than the median — the median describes the county, not your purchase.

One caveat that catches people out: these figures use assessed value, and in many states that is not the same as the price you paid. Some states assess at a fixed fraction of market value, and some cap how fast an assessment can rise for an existing owner. Both make the published rate look higher or lower than what a specific household actually pays.

What property tax takes out of a Wasatch County income

Median household income in Wasatch County is $115,146 and the median property tax bill is $3,230. That is 2.8% of gross household income going to property tax alone — before any income tax, before FICA, and before the mortgage the tax sits on top of.

At 2.8% this is a manageable share by national standards, but note what it is measured against: median income, not your income. A retiree on a fixed income in the same house pays the same bill as the household earning $115,146, which is why almost every state has some form of senior or disability relief and why it is worth asking the assessor whether you qualify.

This is also the number that rent quietly reflects. A landlord in Wasatch County pays the same $3,230 on a comparable property and prices it into the lease, so the tax reaches renters too — it just arrives without a bill attached.

Why Utah counties charge such different rates

Property tax is set locally, so Utah does not have one rate — it has 29. They run from 0.29% in Rich County to 0.84% in San Juan County, with Wasatch County at 0.45%, 10th cheapest of 29.

That is a comparatively tight range for a US state — 2.9 to one between the extremes — which usually means Utah funds a large share of school costs at state level rather than leaving districts to raise it locally. Where the state carries more, local rates converge.

The practical consequence is that a rate you were quoted for Utah as a whole is close to meaningless. The number that applies to you is the one for your county, and often for your district within it.

Property tax and income tax in Utah, together

Utah taxes income as well as property, so a full picture of what living in Wasatch County costs needs both. The property side is local and is on this page; the income side is set at state level and applies wherever in Utah you live.

The two are worth adding together rather than comparing separately, because states trade them off against each other. A state with a low income tax often leans harder on property, and vice versa — which is why a single-tax comparison between two states can point the wrong way.

What the Wasatch County figure is, and what it is not

The 0.45% on this page is an effective rate: the Census Bureau's median property tax paid in Wasatch County ($3,230) divided by its median home value ($724,400), both from the American Community Survey five-year estimates. It is a real, citable measure of what owners here actually pay.

It is not a millage rate, and it is not the number on your tax bill. Your bill is the sum of every levy that reaches your parcel — county, school district, city or township, and often a fire, library or water district — applied to your assessed value after any exemption you qualify for. Two houses of the same value on opposite sides of a district line in Wasatch County can owe different amounts, and both are correct.

Use this figure to compare Wasatch County against other places and to sanity-check an escrow estimate. Use the assessor's roll to find out what you owe.

Wasatch County at a glance

Wasatch County has a population of about 35,808, 15,446 housing units, and a median household income of $115,146.

At that size there are typically a handful of taxing districts inside the county, so the rate on this page is an average across them rather than the figure for any one address.

The Utah rules that change your Wasatch County bill

Utah exempts 45% of the fair market value of a primary residence outright, so your taxable value is 55% of what the house is worth. It is one of the largest residential exemptions in the country and it is why Utah’s effective rates look so low. Second homes do not get it: the property must be your primary residence, or occupied as one for 183 consecutive days.

A deferral rather than a discount is available from age 75 under §§ 59-2-1802 and 59-2-1804 — the tax is postponed against the property, not forgiven.

These are Utah rules and they apply in every county in the state, Wasatch County included. What varies locally is the rate, not the relief — so if you qualify for the relief and have not claimed it, the Wasatch County assessor is where that gets fixed.

The ten-year figure, which is the one that decides a purchase

A single year's property tax is a number people accept without much thought. The decade is the number that changes decisions, because unlike a mortgage it never amortises away and unlike income tax it does not fall when your income does.

On Wasatch County's median home value of $724,400, held ten years with assessed value rising 4% a year, Wasatch County collects about $38,781. The cheapest county in the state collects $25,265 over the same period and the dearest $73,413 — a spread of $48,148 on identical property, decided entirely by location.

The same house at the national median rate of 0.84% would run $72,804 over ten years, so Wasatch County costs about $34,024 less across the decade than a typical American county would.

Set that against the mortgage to see the weight of it. On a $724,400 purchase the ten-year property tax bill in Wasatch County is roughly 7% of the amount financed at 80% loan-to-value — before insurance, before maintenance, and before any millage increase. It is the largest recurring cost of ownership after interest, and the only one that a district can raise without asking you.

A rate in the national bottom decile makes this the smallest of the recurring ownership costs, below insurance in many years. The trap that creates is complacency about the base: where the tax is low, owners rarely scrutinise the assessment, and a reassessment after a long gap arrives as several years of market movement at once with no habit of challenging it.

Appealing a Wasatch County assessment: what it is worth

You cannot appeal the tax rate — that is set by budget votes you have no standing to challenge individually. What you can appeal is the assessor's opinion of your property's value, and that is a factual claim you can be right or wrong about.

The arithmetic decides whether it is worth your afternoon. On the median home in Wasatch County, $724,400, the bill runs about $3,230 a year. A 10% reduction in assessed value is worth roughly $323 a year, and because the corrected value carries forward it is nearer $1,615 across five years. Under $60 a year, the paperwork rarely pays; over $400, it usually does.

What wins is comparable sales, not hardship. Three to five recent arm's-length sales of genuinely similar properties — same neighbourhood, similar size, age and condition — near your valuation date. What loses is what the bill does to your budget, what the previous owner paid, or that the rate went up. Assessors decide value; none of those speak to value.

Also check the record itself before arguing valuation, because errors are commoner than contested opinions: square footage that includes an unfinished basement, a bathroom that does not exist, a garage counted twice, land area from a survey predating a lot split. A factual correction is usually granted without a hearing.

Deadlines are set locally here and are short — often thirty to forty-five days from the date the assessment notice was mailed, not from when you read it. Check the notice itself for the date, because missing the window generally forfeits the year regardless of how strong the case was.

How the bill is paid, and what happens if it is not

Most owners with a mortgage never pay this directly. The servicer collects roughly $269 a month alongside principal and interest on the median Wasatch County bill, holds it in escrow, and pays the county when it falls due. The consequence is that a rise reaches you as a change in your monthly payment months after the fact, with no obvious connection to the assessment notice that caused it.

Read the annual escrow analysis when it arrives. It shows the bill actually paid, and it is the cheapest way to catch an assessment you would have appealed had you noticed — by the time the payment changes, the appeal window for that year has usually closed.

Owners without a mortgage pay the county directly, generally in two instalments. Late payment carries interest set by statute rather than by the county, and it is not small — rates in the region of 1% a month are common, which is above most credit card debt on an annualised basis.

Unpaid property tax is also secured against the house itself, which is what separates it from every other tax. States permit a tax lien, and eventually a tax sale, at the end of a statutory redemption period. It is slow and heavily noticed, so it is nearly always avoidable — but the mechanism means an unpaid property tax bill can never simply be written off the way an unpaid income tax debt sometimes is.

The Utah counties either side of Wasatch County

The Utah counties immediately cheaper than Wasatch County: Piute County at 0.43%, Iron County at 0.42%, Kane County at 0.42%. On a $400,000 home the move from Wasatch County to Kane County would save about $108 a year.

Immediately more expensive: Washington County at 0.45%, Utah County at 0.46%, Juab County at 0.46%. If you are weighing Wasatch County against Washington County, the rate gap on a $400,000 home is about $0 a year — worth knowing, but rarely the largest difference between two places.

Comparisons like these are the reason to use an effective rate rather than a millage. Millage rates are not comparable across county lines because assessment practices differ; tax paid over value paid is.

What actually sets your Wasatch County bill

Three numbers decide your bill, and the rate is only one of them. The first is assessed value, and in Utah that is deliberately not the price you paid: the state taxes 55% of value. A $400,000 home in Wasatch County is therefore taxed on about $220,000.

The second is how fast that value is allowed to move. We have not loaded a statewide cap for Utah, so assume your assessment can follow the market unless your assessor tells you otherwise.

The third is the combined rate of every authority that reaches your parcel — the county, the school district, the city or township, often a fire or library district. They are set separately and added, which is why two houses of identical value on opposite sides of a line in Wasatch County owe different amounts and both figures are correct.

Buying in Wasatch County? Read this first

Property tax is the part of the monthly cost buyers most often underestimate, because it does not surface until the lender builds the escrow. On a $400,000 home in Wasatch County it adds roughly $149 a month on top of principal, interest and insurance — $1,784 a year.

One rule to check before you rely on the seller's number: whether Utah revalues the property when it changes hands. Where it does, the seller's bill can understate yours badly; where it does not, you inherit their position. We have not loaded that rule for Utah, so ask the Wasatch County assessor directly rather than assuming.

Then ask what relief you qualify for in your first year. Deadlines are short and often fall early in the year. Relief that is not claimed is not given.

If your Wasatch County assessment looks wrong

You can contest the assessed value. You cannot contest the rate — that is set by elected bodies and is not open to appeal. So the question to answer before filing is narrow: would this property actually sell for what the assessor says it is worth?

In Utah check the ratio as well as the valuation. The state taxes 55% of value, so an error in the classification of your property — a home not recorded as owner-occupied, say — costs far more than a modest overvaluation, and it is a much easier thing to prove.

Deadlines are short and usually run from the date the assessment notice is mailed rather than from when you opened it. The Wasatch County assessor's office is where the clock is published, and missing it costs the whole year — there is no late appeal in most jurisdictions.

Wasatch County property tax questions

How much is property tax in Wasatch County?

The effective rate in Wasatch County is 0.45%, from a median tax bill of $3,230 on a median home value of $724,400. On a $400,000 home that is about $1,784 a year, or $149 a month once it is in escrow.

Is property tax high in Wasatch County?

No, the opposite: Wasatch County is in the cheapest tenth of the United States at 0.45%, against a national median of 0.84%.

Which Utah county has the lowest property tax?

Rich County at 0.29%, with San Juan County the most expensive at 0.84%. Wasatch County sits at 0.45%, 10th cheapest of the 29 Utah counties with published data.

Will my Wasatch County tax bill change when I buy?

That depends on whether Utah revalues a property when it changes hands, and we have not loaded that rule for Utah. It matters: in states that reassess on sale, the seller's bill can badly understate what you will pay. Ask the Wasatch County assessor before you rely on the current figure.

Do seniors pay property tax in Wasatch County?

A deferral rather than a discount is available from age 75 under §§ 59-2-1802 and 59-2-1804 — the tax is postponed against the property, not forgiven. That is a Utah rule and it reaches Wasatch County like every other county in the state; the Wasatch County assessor or treasurer handles the application.

Is my Wasatch County home taxed on its full market value?

No. Utah exempts 45% of the fair market value of a primary residence outright, so your taxable value is 55% of what the house is worth. It is one of the largest residential exemptions in the country and it is why Utah’s effective rates look so low. Second homes do not get it: the property must be your primary residence, or occupied as one for 183 consecutive days. On a $400,000 home in Wasatch County that means roughly $220,000 of taxable value before any exemption.

Can I appeal my Wasatch County assessment?

You can contest the assessed value, but not the rate — the rate is set by elected bodies and is not open to appeal. Deadlines are short and usually run from the date the assessment notice was mailed rather than from when you opened it. The Wasatch County assessor's office publishes the current window, and in most jurisdictions there is no late appeal.

Does Utah have an income tax as well?

Yes. Utah taxes income at a flat 4.50%, on top of the property tax on this page. Worth adding the two together before comparing Utah against anywhere else.

Do I need a parcel number to use this calculator?

No, and that is deliberate. The Wasatch County assessor's own estimator generally asks for one, which is fine if you already own the property and useless if you are deciding whether to buy it. This works from the home value instead. It is an estimate built on the county's effective rate, which averages across every district inside Wasatch County, so your exact bill depends on your district combination and on any exemption you qualify for. For the binding figure, the Wasatch County assessor or treasurer is the authority.