ZIP Code 37311 has segments in 2 Counties (Bradley, Hamilton).
The ZIP Code maps and database are updated 4 times per year.
Database updated: October 1, 2025, Maps updated: May 1, 2024.
POPULATION | |
|---|---|
| Total Population | 29,895 (100%) |
| Population in Households | 28,221 (94.4%) |
| Population in Families | 21,079 (70.5%) |
| Population in Group Quarters1 | 1,674 ( 5.6%) |
| Population Density | 642 |
| Diversity Index2 | 58 |
INCOME | |
| Median Household Income | $49,524 |
| Average Household Income | $68,570 |
| % of Income for Mortgage4 | 36% |
| Per Capita Income | $26,980 |
| Wealth Index5 | 48 |
| Socioeconomic Status Index6 | Low (41.5) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 12,772 (100%) |
| Owner Occupied HU | 5,406 (42.3%) |
| Renter Occupied HU | 6,343 (49.7%) |
| Vacant Housing Units | 1,023 ( 8.0%) |
| Median Home Value | $280,867 |
| Average Home Value | $365,154 |
| Housing Affordability Index3 | 67 |
HOUSEHOLDS | |
| Total Households | 11,749 |
| Average Household Size | 2.40 |
| Family Households | 6,955 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | 0.39% | 0.49% |
| Households | 0.84% | 0.66% |
| Families | 0.52% | |
| Median Household Income | 2.97% | |
| Per Capita Income | 2.36% | |
| Owner Occupied HU | 1.46% |
The table below compares 37311 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 | # 74 | 88th |
| Population Density | # 114 | 82nd |
| Median Household Income | # 501 | 18th |
| Housing Affordability Index | # 67 | 11th |
| Per Capita Income | # 501 | 18th |
| Diversity Index | # 65 | 90th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Tennessee Census Data Comparison Tool.