Zip Code 37643
Elizabethton, Tennessee — Carter County
📍 ZIP code 37643 is in Elizabethton, Carter County, Tennessee.
ZIP code 37643 is located in Elizabethton, Carter County, Tennessee. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 33,690. The area code for ZIP code 37643 is 423.
Quick Answer
Zip code 37643 is in Elizabethton, Tennessee (Carter County). It has a population of 33,690, median household income of $50,455, and median home value of $156,200.
Population
33,690
Income
$50,455
Home Value
$156,200
Climate
86°F / 26°F
About Zip Code 37643
Zip code 37643 is located in Elizabethton, Tennessee, within Carter County. Home to approximately 33,690 residents, this area sits at an elevation of 1702 ft and falls within the Central (CST/CDT) timezone. The local area code is 423.
The median household income is $50,455 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $156,200, and the cost of living index is 60 (40% below the national average of 100).
Summers average a high of 86°F while winters drop to 26°F. The area receives about 48 in of rain and 6 in of snow annually. The zip code covers 128.6 square miles of land area and 0.5 square miles of water.
Key Statistics
33,690
$50,455
$156,200
Central (CST/CDT)
423
1702 ft
128.6 sq mi
46.2
16,344
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Compare With Nearby Zip Codes
| Metric | 37643 | 37618 | 37694 | 37640 | 37658 | 37601 |
|---|---|---|---|---|---|---|
| City | Elizabethton, TN | Bluff City, TN | Elizabethton, TN | Butler, TN | Hampton, TN | Johnson City, TN |
| Population | 33,690 | 13,208 | 1,738 | 3,343 | 3,637 | 38,622 |
| Median Income | $50,455 | $58,413 | $60,125 | $47,404 | $36,853 | $49,658 |
| Home Value | $156,200 | $174,000 | $166,300 | $154,400 | $116,100 | $187,000 |
| Cost of Living | 60 | 63 | 62 | 60 | 60 | 64 |
| Median Age | 46.2 | 44.3 | 48.5 | 54 | 50.2 | 38.9 |
Cost of Living
100 = National Average. Elizabethton's cost of living is 40% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
3.1x
Demographics
Zip code 37643 has a population of 33,690 people with a median age of 46.2. There are 16,344 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Elizabethton (37643) population trend from 2010 to 2024
↑ 4.5%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
86°F
26°F
48 in
6 in
Elizabethton experiences warm summers with average highs around 86°F. Winters are cool with lows averaging 26°F. The area receives about 6 in of snow per year.
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Housing & Economy
Median Home Value
$156,200
Median Household Income
$50,455
With 16,344 housing units across 128.6 square miles, 37643 has a housing density of 127 units per square mile. The home price-to-income ratio is 3.1x.
Location & Geography
Latitude
36.3773°
Longitude
-82.1371°
Land Area
128.6 sq mi
Water Area
0.5 sq mi
Nearby Zip Codes
Zip codes closest to 37643 (Elizabethton, TN) with distances:
All Zip Codes in Elizabethton, TN
Other zip codes serving Elizabethton:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 37643's $50,455. A way to compare Elizabethton to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 37643 (Elizabethton, TN). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Elizabethton, Tennessee?
Elizabethton, Tennessee uses zip code 37643 along with 1 other zip codes.
What county is zip code 37643 in?
Zip code 37643 is located in Carter County, Tennessee.
What is the population of zip code 37643?
The population of zip code 37643 is 33,690 with a median age of 46.2.
Is 37643 in Elizabethton, Tennessee?
Yes, zip code 37643 is in Elizabethton, Carter County, Tennessee. The area code is 423.
Frequently Asked Questions
What city is zip code 37643 in?
Zip code 37643 is in Elizabethton, Tennessee. It is part of Carter County and uses the Central (CST/CDT) timezone.
What is zip code 37643?
Zip code 37643 is a U.S. postal code in Elizabethton, Tennessee (Carter County). It has a population of 33,690 and covers 128.6 square miles.
What is the population of zip code 37643?
The population of zip code 37643 (Elizabethton, TN) is 33,690 with a median age of 46.2. There are approximately 16,344 housing units in this area.
What is the median income in zip code 37643?
The median household income in zip code 37643 (Elizabethton, TN) is $50,455 per year. The cost of living index is 60 (100 = national average).
What is the average home price in zip code 37643?
The median home value in zip code 37643 (Elizabethton, TN) is $156,200. The cost of living index is 60 compared to the national average of 100.
What county is zip code 37643 in?
Zip code 37643 is located in Carter County, Tennessee. The primary city is Elizabethton.
What is the area code for zip code 37643?
Zip code 37643 in Elizabethton, TN uses area code 423. It is located in the Central (CST/CDT) timezone.
Is zip code 37643 a good place to live?
Zip code 37643 (Elizabethton, TN) has a cost of living index of 60 (100 = national average), a median household income of $50,455, and median home values of $156,200. The median age is 46.2. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 37643?
The cost of living index for zip code 37643 (Elizabethton, TN) is 60, where 100 represents the national average. This area is below the national average. Median home value: $156,200.
What schools serve zip code 37643?
Zip code 37643 in Elizabethton, Tennessee is served by the local school district of Carter County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.