Bluff City is a city in Sullivan County, Tennessee, home to about 2,225 people across 1.8 square miles. It has no ZIP code of its own: it’s part of 37618 and 37686.
Homes sold for a median of $192 per square foot across 2 ZIP codes in the three months ending August 2026, and 1 of 2 were seller’s markets.
Part is in Bluff City, part in Bristol
Part is in Bluff City, part in Johnson City
Each card is that ZIP code’s whole market, including any part outside Bluff City. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Bluff City’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | McGhee Tyson Airport (TYS)108 miles away |
|---|---|
| Closer regional airport | Tri-Cities Regional TN/VA Airport (TRI)9 miles away |
| Nearest city of 250,000+ | Charlotte, NC118 miles away |
| Nearest city of 1 million+ | Philadelphia, PA457 miles away |
Straight-line distances from the center of Bluff City; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Bluff City had 1,822 residents in the 2020 census, up 17% since 2000.
It’s the 200th largest of 502 towns in Tennessee by population.
Sullivan County grew from 24,935 residents in 1900 to 158,163 in 2020.
Sullivan County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 26°F. About 48.2 inches of rain and melted snow fall in a typical year, with about 6 inches of snow.
Source: NOAA 1991–2020 climate normals, Elizabethton, TN weather station (8 miles away).
60,008 jobs at 3,382 businesses in Sullivan County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
35 doctors and other health care providers list an office in Bluff City’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 4 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 7 |
| Nurse practitioners and physician assistants | 16 |
| Mental health providers | 1 |
| Physical and occupational therapists | 5 |
| Chiropractors | 1 |
| Pharmacies | 4 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (6 nearby)
Grocery stores
Pharmacies
Libraries (1 nearby)
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Sullivan County. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Bluff City ElementaryBluff City | Pre-K–5 | 504 | Public | 0.8 mi |
| Mary Hughes SchoolPiney Flats | Pre-K–5 | 333 | Public | 5.0 mi |
| Sullivan East Middle SchoolBluff City | 6–8 | 586 | Public | 2.9 mi |
| Sullivan East High SchoolBluff City | 9–12 | 816 | Public | 3.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Bristol and Johnson City.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.