ZIP Code 37920 has segments in 3 Counties (Blount, Knox, Sevier).
The ZIP Code maps and database are updated 4 times per year.
Database updated: June 1, 2025, Maps updated:  May 1, 2024.
| POPULATION | |
|---|---|
| Total Population | 43,482 (100%) | 
| Population in Households | 43,149 (99.2%) | 
| Population in Families | 29,593 (68.1%) | 
| Population in Group Quarters1 | 333 ( 0.8%) | 
| Population Density | 595 | 
| Diversity Index2 | 36 | 
| INCOME | |
| Median Household Income | $64,725 | 
| Average Household Income | $87,481 | 
| % of Income for Mortgage4 | 31% | 
| Per Capita Income | $38,720 | 
| Wealth Index5 | 74 | 
| Socioeconomic Status Index6 | Moderate (48.8) | 
| HOUSING | |
|---|---|
| Total HU (Housing Units) | 21,325 (100%) | 
| Owner Occupied HU | 12,056 (56.5%) | 
| Renter Occupied HU | 7,183 (33.7%) | 
| Vacant Housing Units | 2,086 ( 9.8%) | 
| Median Home Value | $321,575 | 
| Average Home Value | $381,042 | 
| Housing Affordability Index3 | 79 | 
| HOUSEHOLDS | |
| Total Households | 19,239 | 
| Average Household Size | 2.24 | 
| Family Households | 10,303 | 
| Average Family Size | 3.00 | 
| GROWTH RATE / YEAR | 2020-2025 | 2025-2030 | 
|---|---|---|
| Population | 1.29% | 0.89% | 
| Households | 1.51% | 1.13% | 
| Families | 0.92% | |
| Median Household Income | 2.84% | |
| Per Capita Income | 2.89% | |
| Owner Occupied HU | 1.14% | 
The table below compares 37920 to the other 612 ZIP Codes in Tennessee by rank and percentile using July 1, 2025 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile | 
|---|---|---|
| Total Population | # 29 | 95th | 
| Population Density | # 119 | 81st | 
| Median Household Income | # 266 | 57th | 
| Housing Affordability Index | # 141 | 23rd | 
| Per Capita Income | # 159 | 74th | 
| Diversity Index | # 198 | 68th | 
Additional comparisons and rankings can be made with a VERY EASY TO USE Tennessee Census Data Comparison Tool.