Property Tax by County on Nickajack Lake

How Tennessee Property Tax Is Calculated

Tennessee assesses residential property at 25% of appraised market value and applies the county tax rate expressed in dollars per $100 of assessed value. The formula: (appraised value × 25%) ÷ 100 × rate = annual tax bill. After each countywide reappraisal, state law requires counties to set a revenue-neutral certified rate that prevents a windfall from rising values. Counties may then vote to raise the rate above the floor if they want additional revenue — Hamilton County chose not to do so in 2025.

Hamilton County — 2025 Reappraisal Results

Hamilton County Assessor of Property Marty Haynes and Hamilton County Mayor Weston Wamp announced the 2025 certified property tax rate jointly: $1.51 per $100 of assessed value. The county had previously carried a rate of $2.2373 — a rate that reflected pre-reappraisal values. The countywide reappraisal showed average value increases of approximately 56–60%, which triggered the revenue-neutral rate reduction. The new $1.51 rate, effective for tax bills issued in fall 2025, is the lowest Hamilton County rate since 1941.

Tax calculation for a $550,000 Nickajack lakefront home in unincorporated Hamilton County: $550,000 × 25% = $137,500 assessed. $137,500 ÷ 100 = 1,375. 1,375 × $1.51 = $2,076 per year. For a $750,000 property: $750,000 × 25% = $187,500 assessed. $187,500 ÷ 100 = 1,875. 1,875 × $1.51 = $2,831 per year. Both numbers represent modest annual tax burdens relative to what lakefront property owners pay in many other states and major metro markets.

Chattanooga City Rate vs Unincorporated Hamilton County

Properties within Chattanooga city limits pay both the Hamilton County rate and the Chattanooga city rate. Mayor Tim Kelly's administration proposed a city rate of $1.93 per $100 for 2025 — a reduction from the previous $2.25 city rate, reflecting the same reappraisal value increases. Most Nickajack lakefront properties are in unincorporated Hamilton County, paying only the $1.51 county rate. Properties nearest the Chickamauga Dam at the lake's northeast terminus and in some river-corridor areas may be within city limits.

For a $550,000 home within Chattanooga city limits: county $2,076 + city (at $1.93 rate) $137,500 ÷ 100 × $1.93 = $2,654 = total $4,730 per year. The city adds $2,654 annually to the Hamilton County base. Confirm city limits status for any specific parcel with the Hamilton County Trustee (625 Georgia Ave, Chattanooga TN 37402, 423-209-7270) before making assumptions about which rate applies.

Marion County — Southwest Arm and Dam Area

Marion County covers the shoreline area near Nickajack Dam and the Maple View TVA Recreation Area — the southwestern portion of the lake. Marion County carries an effective property tax rate of approximately 0.44% of market value based on available data. For the current statutory rate per $100 of assessed value, verify directly with the Marion County Trustee (1 Courthouse Square, Jasper, TN 37347). Marion County property values are generally lower than Hamilton County lakefront comparables, and the area is more rural with less Chattanooga proximity. The combination of lower land prices and Marion County's moderate rate makes the southwestern Nickajack shoreline potentially the lowest all-in cost segment on the lake.

Senior and Disability Tax Relief

Tennessee offers a state Property Tax Relief program for homeowners age 65 or older with annual household income of $37,530 or less, providing state-paid relief on taxes for the first $30,000 of market value (up to $27,000 in state relief annually). Disabled veterans with 100% service-connected disability and surviving spouses of veterans killed in action qualify for full relief on the first $175,000 of market value without an income test. Apply through the Hamilton County or Marion County Trustee's office. Chattanooga also offers a city tax freeze for eligible seniors that locks the assessed value preventing future increases — contact Chattanooga City Treasurer (423-643-7262) for current eligibility terms.

What the Rate Change Means for 2026 Buyers

The 2025 reappraisal established values as of January 1, 2025. Those values are the basis for tax bills issued in fall 2025 and continuing into 2026. Hamilton County's next reappraisal cycle will depend on the county's schedule — confirm with the Assessor whether a four-year or five-year cycle applies. Between reappraisals, individual property values only change if there are physical improvements or changes in use. The $1.51 rate is the current operative rate; verify with the Hamilton County Trustee that no subsequent Council vote has modified it before closing.

Key Contact Information

Hamilton County Trustee: 625 Georgia Ave, Chattanooga TN 37402. Phone: 423-209-7270. Website: hamiltontn.gov. Marion County Trustee: 1 Courthouse Square, Jasper TN 37347. For parcel-level assessed values and tax records, the Hamilton County Assessor of Property maintains a searchable online portal at assessor.hamiltontn.gov. Always confirm the applicable rate and assessed value for any specific parcel before making purchase decisions based on estimated tax costs.

How Tennessee Assessment Works in Practice

Tennessee's 25% residential assessment ratio means the statutory rate per $100 of assessed value translates to a much lower effective rate on the actual market value. Hamilton County's $1.51 rate applied to 25% of market value produces an effective rate of approximately 0.38% of market value — well below the national median residential property tax rate of around 1%. This is why Tennessee consistently ranks among the lowest property tax states in the country despite per-$100-of-assessed-value rates that can look similar to states with different assessment ratios. A buyer from a state that assesses at 100% of market value seeing Hamilton County's $1.51 rate might assume it is higher than it is; applied to 25% assessed value, the actual annual bill on a $600,000 home is $2,265 — not the $9,060 a 100% assessment state's equivalent would produce. Tennessee's assessment methodology is a structural tax advantage that compounds over years of ownership.