Why the Tax Bill on a Roswell Listing Isn't the One You'll Pay

The annual property tax figure on a Roswell listing belongs to the seller. It reflects that owner's homestead exemptions, and in Roswell those exemptions include caps that have limited how fast taxable value can rise since 2018. When the home sells, the caps end. The buyer's bill is figured again from the price they paid.

This matters more in Roswell than most buyers expect. Home values in the Atlanta area jumped between 2019 and 2022, and the caps kept long-time owners from feeling that jump. Prices have been mostly flat since 2024, so the gap built during the run-up is still there. It closes only as fast as the caps allow.

Three Caps on One Bill

A Roswell property tax bill goes to three taxing bodies, and each one handles the homestead cap a little differently. The City of Roswell says the city's share is about 16.3 percent of a resident's total bill. Fulton County Schools takes about 56.2 percent and Fulton County about 27.6 percent.

Roswell's own exemption goes back further than most buyers would guess. Under the city's rules, the 2019 taxable value was capped at the lowest of the 2016, 2017 or 2018 values plus 4.23 percent. Since then, increases have been held to inflation or 3 percent, whichever is less. The city grants it automatically to anyone who has a Fulton County homestead exemption. Appen Media reported that Alpharetta, Roswell and Milton asked state legislators together for these floating exemptions, and the law was approved in 2018.

The county side has two layers. Fulton's CPI homestead freeze dates to 2004 legislation and holds yearly assessment growth to the lesser of CPI or 3 percent. In January, ahead of the state's March 1, 2025 opt-out deadline, the county commission also voted to opt in to Georgia's new statewide floating exemption under HB 581. Appen Media reported that homeowners get whichever cap saves them more.

The school district, which takes the biggest share, went the other way. Citizen Portal reported that the Fulton County Board of Education voted unanimously to opt out of HB 581. A district presentation noted that it already had its own exemption capped at 3 percent or CPI. So each part of a long-time owner's bill has a ceiling. Each ceiling is tied to that owner.

What Happens to Those Caps at Closing

The text of HB 581 says the statewide exemption does not transfer to a later owner. The only exception is an eligible surviving spouse. The Georgia House Budget and Research Office's policy brief on the bill puts it more plainly. The base resets whenever a home is sold or substantially changed.

Local rules point the same way. The Fulton County homestead exemption guide says exemptions renew only while the same owner owns and lives in the home, and a new name on the deed means applying again. Roswell says its exemptions renew each year "until a change in ownership occurs."

Then there is the starting point. Fulton County assesses every property each year at fair market value. Under the HB 581 text, a recent arm's-length sale price is the highest fair market value allowed for the next tax year. In practice, the price you agree to becomes the reference point for your first full assessment.

Where the Gap Came From

The Federal Housing Finance Agency publishes a purchase-only house price index for the Atlanta-Sandy Springs-Roswell metropolitan division. It covers the whole metro division, not Roswell by itself. Still, it shows when the gap formed.

1. 2018, second quarter: 247.33, the period when Roswell's capped base was being set
2. 2022, second quarter: 395.79, about 60 percent higher in four years
3. 2024, second quarter: 424.43
4. 2026, second quarter: 429.39, about 74 percent above 2018 and about 1 percent above 2024

Over the same eight years, a cap of 3 percent a year adds up to about 27 percent at most. In years when inflation ran below 3 percent, the cap was tighter still. For an owner who has held a homestead in Roswell since 2018, the gap between taxable value and market value comes mostly from the two-and-a-half-year jump after 2019. Most of it was locked in by mid-2022.

Why Flat Prices Haven't Closed It

With metro prices roughly flat since 2024, a long-time owner's capped value can climb toward market value by up to 3 percent a year and no faster. A difference this size takes years to wear away.

So a buyer can face a much larger first bill even in a flat market. The seller's figure shows value growth held to the cap year after year since 2018. The buyer's figure starts from a price that reflects the whole run-up.

Reading a Roswell Listing With This in Mind

The city's own worked example gives a baseline. Roswell says a home with a fair market value of $575,000 is assessed at 40 percent, or $230,000. At the 2026 city rate of 5.232 mills, that comes to about $1,203 in city tax before any homestead exemption.

Applying the other two 2026 rates to that same $230,000 assessed value works the same way. The county's 8.87 mills adds roughly $2,040, and the schools' proposed 18.080 mills adds roughly $4,158. That puts the three together at about $7,400 before exemptions. The school rate was still a proposal when this was written. The district scheduled public hearings for October 13 and October 22, 2026.

The city says its homestead exemption amounts, other than the disabled veteran exemption, apply only to the general fund rate. The 1.183-mill debt service portion repays voter-approved bonds and is outside that exemption. That portion rose 0.283 mills this year because of the second bond tranche approved in April 2025. The bond program also helped fund the downtown public parking deck that opened in May 2026.

For anyone closing this fall, timing matters too. Roswell requires owners to own and live in the home as their permanent residence as of January 1 of the tax year. The city takes applications from January 1 to June 1. Fulton County gives this year's figures for planning. It mailed 2026 assessment notices on June 19, and the appeal window for most owners closed July 31. Temporary county bills were due October 15, and the county says no further bills will be issued because its rate stayed flat.

When you look at listings, compare each tax figure with the list price. Homes held since before 2019 tend to show the biggest gaps. A house that sold in the last couple of years will usually show a bill closer to the one you would receive. For more on what to check before your due diligence period ends, see our guide to Georgia due diligence.

Quick Questions

Does Roswell's floating exemption cover my whole tax bill? No. The city's floating exemption covers the city general fund portion. The county and the school district each have their own caps, and the city's debt service rate falls outside its homestead exemptions.

Will I get a floating exemption as a new owner? The rules attach exemptions to the person who owns and lives in the home, so a new owner applies under their own name. Roswell grants its floating exemption automatically to residents who have a Fulton County homestead exemption. Your capped base then begins with your own ownership.

Does the same reset happen in Alpharetta and Milton? Appen Media reported that both cities got floating exemptions through the same 2018 legislation as Roswell. Its later coverage said North Fulton cities either opted in to HB 581 or took no action. The basic setup is similar across North Fulton, but the base years and rates differ by city.

This post is general information, not legal, tax or financial advice. Please confirm how these exemptions and rates apply to your purchase with the Fulton County Board of Assessors or a qualified tax professional.

If you're comparing homes in Roswell, Shannon Cartrett can help you look at each listing's tax figure next to its list price, so the first bill after closing fits the budget you planned. Request a Free Consultation & Home Valuation, and we'll go through the numbers on the homes you're considering.