ZIP Code 37656 - Fall Branch Tennessee
Overview
ZIP Code 37656 is located in Fall Branch Tennessee. 37656 is primarily within Washington County, with some portions in Greene County and Sullivan County. Regionally, 37656 is located in the Tri-Cities Region.
ZIP Code 37656 Quick Stats
| ZIP Code Name | Fall Branch |
| Primary County | Washington County |
| ZIP Code Type | Standard |
| Population (2022) | 3,652 |
| Area Code(s) | 423 |
| Current Time | EDT |
ZIP Code 37656 Map
37656 Demographics
37656 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Tennessee based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 37656 is White. The current unemployment level in 37656 is 3.3%.
| Population | 3,652 |
| Population Growth Rate | -20.34% |
| Population Density | 128 People per Square Mile |
| Total Households | 1,684 |
| Percentage High Income Households | 1.4% |
| Median Household Income (2021) | $52,353 |
| Average Adjusted Gross Income (2021) | $386,040 |
| Current Unemployment Rate (May 2026) | 3.3% |
| Sales Tax Rate (2025) | 9.8% |
| Majority Race/Ethnicity | White - 97.75% |
37656 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 3,351 | 97.75% |
| Black | 0 | 0% |
| Hispanic | 77 | 2.25% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
37656 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 217 | 8.77% |
| Bachelor Degree | 356 | 14.4% |
| High School Diploma | 937 | 37.89% |
| No High School Diploma | 63 | 2.55% |
| GED or Alternate | 213 | 8.61% |
| 1 or More Years of College | 462 | 18.68% |
| Associates Degree | 154 | 6.23% |
| Masters Degree | 55 | 2.22% |
| Professional Degree | 16 | 0.65% |
| Doctorate Degree | 0 | 0% |
37656 Geography
| Coordinates | 36.39732742, -82.63272095 |
| Adjacent ZIP Codes | |
| Region | Tri-Cities Region |
| Metropolitan/Micropolitan Stat Areas | Johnson City, TN Greeneville, TN Kingsport-Bristol, TN-VA |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 29 Square Miles |
37656 Schools
| School Districts in 37656 |
37656 Weather and Climate Data
| Plant Hardiness Zone | Zone 7a: 0F to 5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Cfa - Humid Subtropical Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 67f - Southern Limestone/Dolomite Valleys and Low Rolling Hills | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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