ZIP code 37686: Piney Flats, TN
37686 is a ZIP code in Piney Flats, Tennessee, mainly in Sullivan County, part of the Kingsport-Bristol, TN-VA metro area. About 9,495 people live here.
- Population
- 9,495
- Median household income
- $84,264
- Typical home value
- $383,200+1.7% in 12 months
- Median rent
- $1,032gross, per month
- Median age
- 44.1
- Homeowners
- 76.5%of occupied homes
Shaded: ZIP code 37686's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 37686 details
| City | Piney Flats |
|---|---|
| State | Tennessee |
| County | Sullivan County (also partly Washington County) |
| Metro area | Kingsport-Bristol, TN-VA |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 29.5 sq mi, plus 3.8 sq mi of water |
| Population density | 322 people per sq mi |
| Bachelor's degree or higher | 35.5% of adults 25+ |
| Average commute | 23.8 minutes |
| Center coordinates | 36.44021, -82.34881 |
Median rent in 37686 by bedrooms
| Size | Median gross rent |
|---|---|
| 1 bedroom | $931/mo |
| 2 bedrooms | $1,020/mo |
| 3 bedrooms | $1,164/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 37686
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 37699 | Piney Flats, TN | 2.9 mi | — |
| 37694 | Watauga, TN | 5.5 mi | 1,729 |
| 37617 | Blountville, TN | 5.9 mi | 14,744 |
| 37621 | Bristol, TN | 6.4 mi | — |
| 37615 | Johnson City, TN | 6.4 mi | 22,821 |
| 37601 | Johnson City, TN | 7.2 mi | 38,008 |
| 37618 | Bluff City, TN | 7.9 mi | 12,548 |
| 37663 | Kingsport, TN | 7.9 mi | 14,230 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 37686?
A typical home in ZIP code 37686 is worth about $383,200 (Zillow Home Value Index). The median household here earns $84,264 a year. See what buying here would cost per month, with Tennessee average taxes and insurance filled in.
Monthly payment for a $383,200 homeWhat can a $84,264 income afford?Rental property numbers
About ZIP code 37686
What city is ZIP code 37686?
ZIP code 37686 is in Piney Flats, TN, in Sullivan County.
What county is ZIP code 37686 in?
37686 is mainly in Sullivan County, Tennessee, and partly in Washington County.
What is the population of ZIP code 37686?
About 9,495 people live in ZIP code 37686, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 37686 in?
37686 is in Eastern Time (UTC−5). It observes daylight saving time.
What other ZIP codes does Piney Flats have?
Piney Flats, TN also uses 37699.