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ZIP Code 37921

Knox, Tennessee

FIPS 37921

Juniper

ZIP Code 37921 is in the top 1% nationally for HPI growth 5yr %, but in the bottom 29% nationally for price-to-income ratio. It also sits in the top 16% nationally for FEMA risk score. And it sits in the top 23% nationally for appreciation 1yr %.

Median Home Value

$226,300

Higher than 56% of U.S. ZIP codes

HPI Growth 5yr %

89%

Higher than 99% of U.S. ZIP codes

FEMA Risk Score

31.4

Lower than 84% of U.S. ZIP codes

The basics

Total Population

28,717

Median Age

34.6

Home values & property tax

Ranked against U.S. ZIP codes.

Median Home Value

$226,300

Higher than 56%

Median Property Tax

$1,364

Effective Tax Rate

1%

Cost of living & affordability

Ranked against U.S. ZIP codes.

Price-to-Income Ratio

3.77

Higher than 71%

Median Rent

$1,233

Higher than 73%

Home prices & appreciation

Ranked against U.S. ZIP codes.

HPI Growth 5yr %

89%

Higher than 99%

Appreciation 1yr %

3.4%

Higher than 77%

Pandemic Gain %

82%

Recession Drop %

-9.2%

Climate & weather

Ranked against U.S. ZIP codes.

Summer Avg High (°F)

87.2

Winter Avg Low (°F)

28.5

Avg Temperature (°F)

57.9

Hot Days/yr (>90°F)

36.1

Freezing Days/yr (<32°F)

87.4

Annual Precipitation (in)

56.1

Annual Snowfall (in)

4.6

Flood & disaster risk

Ranked against U.S. ZIP codes.

FEMA Risk Score

31.4

Lower than 84%

The full report

Six pillars — each with percentile benchmarks, 16-year trends, and per-metric detail.

  • People

  • Work & Money

  • Housing

  • Amenities

  • Environment & Risk

ZIP Code 37921: frequently asked questions

What is the median home value in ZIP Code 37921?
The median home value in ZIP Code 37921 is $226,300, higher than 56% of U.S. ZIP codes.
How much is property tax in ZIP Code 37921?
The median annual property tax in ZIP Code 37921 is $1,364, an effective rate of 1% of home value.
Is ZIP Code 37921 expensive to live in?
Homes in ZIP Code 37921 cost about 3.77× the median household income, higher than 71% of U.S. ZIP codes.
What is the average rent in ZIP Code 37921?
The median gross rent in ZIP Code 37921 is $1,233 a month, higher than 73% of U.S. ZIP codes.
How much have home prices grown in ZIP Code 37921?
Home prices in ZIP Code 37921 have moved 89% over the past five years (3.4% in the past year), per the FHFA House Price Index.
What is the weather like in ZIP Code 37921?
ZIP Code 37921 averages 57.9°F year-round, summer highs near 87.2°F, winter lows around 28.5°F (NOAA 1991–2020 normals). It sees about 4.6 inches of snow a year.
Is ZIP Code 37921 at risk of flooding or natural disasters?
ZIP Code 37921's FEMA National Risk Index score is 31.4 (lower than 84% of U.S. ZIP codes). Its greatest modeled natural hazard is earthquake.

Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →