Housing data for Flat Top Mountain, TN
Flat Top Mountain, TN has an estimated 1,004 residents and 282 homes (US Census Bureau, 2020–2024 American Community Survey).
It is an unincorporated community in Hamilton County.
2.6% of households rent.
Figures last updated on .
- Residents
- 1,004 (±815)
- Housing units
- 282 (±127)
- Households that rent
- 2.6%
- Residents since 2015–2019
- +197.0%
What stands out in Flat Top Mountain
Households that rent: 2.6% (±4.0 points) in Flat Top Mountain, lower than in Hamilton County (36.1%).
Median household income: $121,131 (±$1,225) in Flat Top Mountain, higher than in Hamilton County ($76,183).
Households that moved in since 2020: 8.2% (±7.1 points) in Flat Top Mountain, lower than in Hamilton County (28.9%).
Homes built before 1980: 23.1% (±21.7 points) in Flat Top Mountain, lower than in Hamilton County (48.2%).
Housing in Flat Top Mountain at a glance
- Rent burden: 0.0% of renters pay 30% or more of income (Small sample: wide margin of error)
- Renters and owners: 2.6% of households rent (Small sample: wide margin of error)
- Income and affordability: $121,131 median household income
- Home values: $593,100 median home value (Small sample: wide margin of error)
- Homeowner costs: $4,000 or more median monthly cost with a mortgage
- Property taxes: $3,033 median real estate taxes a year (Small sample: wide margin of error)
- Types of homes: 0.0% of homes are in buildings of 5 or more units
- Bedrooms: 79.1% of homes have 3 or more bedrooms (Small sample: wide margin of error)
- Age of homes: 23.1% of homes were built before 1980 (Small sample: wide margin of error)
- Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
- Heating fuel: 81.0% heat with electricity
- Commute and cars: 33.4 minutes average trip to work
- Growth: +197.0% residents since 2015–2019 (Small sample: wide margin of error)
- How long people stay: 8.2% moved in since 2020 (Small sample: wide margin of error)
- Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)
Flat Top Mountain against Hamilton County, its state and the nation
| Flat Top Mountain | Hamilton County | Tennessee | United States | |
|---|---|---|---|---|
| Residents | 1,004 (±815) | 376,192 (exact) | 7,066,383 (exact) | 334,922,499 |
| Housing units | 282 (±127) | 168,013 (±178) | 3,143,670 (±903) | 143,775,355 |
| Households that rent | 2.6% (±4.0 points) | 36.1% (±1.1 points) | 33.1% (±0.3 points) | 34.8% |
| Median gross rent | — | $1,253 (±$28) | $1,189 (±$7) | $1,413 |
| Median household income | $121,131 (±$1,225) | $76,183 (±$1,947) | $69,595 (±$429) | $80,734 |
| Median home value | $593,100 (±$357,042) | $312,800 (±$5,741) | $286,700 (±$1,492) | $332,700 |
| Median real estate taxes (a year) | $3,033 (±$2,198) | $1,925 (±$36) | $1,442 (±$8) | $3,119 |
| Built before 1980 | 23.1% (±21.7 points) | 48.2% (±1.3 points) | 40.7% (±0.3 points) | 49.7% |
| Average commute | 33.4 minutes (±5.1) | 22.1 minutes (±0.3) | 25.7 minutes (±0.1) | 26.4 minutes |
| Households with broadband | 84.7% (±12.8 points) | 91.5% (±0.6 points) | 89.2% (±0.2 points) | 91.0% |
| Median age of residents | 25.0 years (±35.8) | 39.5 years (±0.3) | 38.9 years (±0.1) | 38.9 years |
Flat Top Mountain covers 17.3 square miles of land, about 58 residents per square mile (Census Bureau Gazetteer).
How Flat Top Mountain has changed since 2015–2019
| 2015–2019 | 2020–2024 | Amount of change | Verdict | |
|---|---|---|---|---|
| Residents | 338 (±94) | 1,004 (±815) | +197.0% | Not a measurable change |
| Housing units | 189 (±41) | 282 (±127) | +49.2% | Not a measurable change |
| Median home value | $190,300 (±$83,406) | $593,100 (±$357,042) | +211.7% | No measurable change after inflation |
| Median household income | $54,934 (±$12,331) | $121,131 (±$1,225) | +120.5% | Up after inflation |
| Median real estate taxes | $1,336 (±$406) | $3,033 (±$2,198) | +127.0% | No measurable change after inflation |
| Households that rent | 14.7% (±11.1 points) | 2.6% (±4.0 points) | −12.1 percentage points | Measurable decrease |
| Rental vacancy rate | 0.0% (±62.8 points) | 0.0% (±100.0 points) | 0.0 percentage points | Not a measurable change |
The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.
Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.
The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.
Crime reported to police in Hamilton County
Flat Top Mountain has no police department of its own in the FBI’s figures, so this is the figure for Hamilton County as a whole.
In 2025, the police departments that report for Hamilton County recorded 439 violent and 1,981 property crimes per 100,000 residents.
A county-wide figure describes the whole county, not this place; crime varies from one community to the next.
ZIP codes in Flat Top Mountain
| ZIP code | Share of the ZIP’s land in this place | Residents | Median gross rent | Median home value | Median household income |
|---|---|---|---|---|---|
| 37379 | 16% | 29,430 | $1,004 | $307,300 | $88,875 |
A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.
Places near Flat Top Mountain
| Place | Distance | Median gross rent | Median home value | Households that rent |
|---|---|---|---|---|
| Mowbray Mountain | 4.1 mi | $927 | $390,400 | 11.5% |
| Soddy-Daisy | 5.1 mi | $1,047 | $256,600 | 24.3% |
| Sale Creek | 7.6 mi | $1,042 | $299,700 | 12.8% |
| Lakesite | 9.5 mi | $863 | $332,200 | 15.8% |
| Middle Valley | 9.8 mi | $1,180 | $319,400 | 16.3% |
| Falling Water | 10.0 mi | — | $420,600 | 10.1% |
| Graysville | 11 mi | $761 | $104,700 | 43.2% |
| Dunlap | 11 mi | $868 | $192,100 | 37.7% |
HUD Fair Market Rent for Flat Top Mountain, fiscal year 2027
| Studio | 1 bedroom | 2 bedrooms | 3 bedrooms | 4 bedrooms |
|---|---|---|---|---|
| $1,181 | $1,231 | $1,340 | $1,657 | $1,761 |
HUD income limits for Flat Top Mountain, fiscal year 2026
| Household size | Extremely low (30%) | Very low (50%) | Low (80%) |
|---|---|---|---|
| 1 person | $20,450 | $34,100 | $54,550 |
| 2 people | $23,400 | $39,000 | $62,350 |
| 3 people | $27,320 | $43,850 | $70,150 |
| 4 people | $33,000 | $48,700 | $77,900 |
| 5 people | $38,680 | $52,600 | $84,150 |
| 6 people | $44,360 | $56,500 | $90,400 |
| 7 people | $50,040 | $60,400 | $96,600 |
| 8 people | $55,720 | $64,300 | $102,850 |
These are the limits HUD sets for its housing programs in the Chattanooga, TN-GA MSA, where HUD’s median family income for fiscal year 2026 is $97,400.
A program can use its own limits; tax-credit and local programs often do.
Flat Top Mountain is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.
Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.
Margins of error are at the 90% confidence level.
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Questions about Flat Top Mountain
What is the median household income in Flat Top Mountain?
The median household income in Flat Top Mountain is $121,131 (±$1,225) a year (2020–2024 American Community Survey).
What is the average mortgage payment in Flat Top Mountain?
The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Flat Top Mountain, TN is $4,000 or more a month, including taxes, insurance and utilities.
How many homes are in Flat Top Mountain?
Flat Top Mountain, TN has an estimated 282 (±127) housing units, occupied and vacant (2020–2024 American Community Survey).
What is the most common way to heat a home in Flat Top Mountain?
Electricity is the most common heating fuel in Flat Top Mountain, used by 81.0% of occupied homes (2020–2024 American Community Survey).
How long is the average commute in Flat Top Mountain?
Workers who live in Flat Top Mountain, TN take an average of 33.4 minutes each way (2020–2024 American Community Survey).
Is Flat Top Mountain growing?
In Flat Top Mountain, the number of residents went from 338 in 2015–2019 to 1,004 in 2020–2024 (+197.0%), not a measurable change.
What ZIP codes are in Flat Top Mountain?
The ZIP code that covers Flat Top Mountain is 37379.
What is the median rent in ZIP code 37379?
The median gross rent in ZIP Code Tabulation Area 37379 is $1,004 (±$90) a month (2020–2024 American Community Survey).
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — Flat Top Mountain CDP, Tennessee
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Flat Top Mountain CDP, Tennessee
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — Flat Top Mountain CDP, Tennessee
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — Flat Top Mountain CDP, Tennessee
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — Flat Top Mountain CDP, Tennessee
- Total Population (B01003), 2015–2019 ACS 5-year estimates — Flat Top Mountain CDP, Tennessee
- Median Gross Rent (B25064), 2015–2019 ACS 5-year estimates — Flat Top Mountain CDP, Tennessee
- HUD Fair Market Rents, fiscal year 2027: Chattanooga, TN-GA MSA
- HUD Small Area Fair Market Rents, fiscal year 2027
- HUD Income Limits, fiscal year 2026: Chattanooga, TN-GA MSA
- US Census Bureau, American Community Survey 2020–2024 5-year estimates for ZIP Code Tabulation Areas
- Consumer Price Index for All Urban Consumers (CPI-U), US city average, all items, US Bureau of Labor Statistics: annual averages 2019 and 2024
- US Census Bureau, 2024 Gazetteer Files
To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Flat Top Mountain CDP, Tennessee (place:26490, in state:47).
Each estimate (E or PE) has a margin of error beside it (M or PM).
The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.
The API needs a free key.
DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.
Figures last updated on .