What city is ZIP code 28778?

ZIP code 28778 is in Swannanoa, NC (Buncombe County).

What county is ZIP code 28778 in?

ZIP code 28778 is mostly in Buncombe County, North Carolina.

How many people live in ZIP code 28778?

About 13,536 people live in the 28778 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 28778

Swannanoa, NC, Buncombe County

Population

13,536

Land area

32.5sq mi

People per sq mi

417

City

Swannanoa

ZIP 28778 and nearby ZIP codes

Full map

ZIP 28778 at a glance

ZIP 28778 (Swannanoa) is 89% denser than North Carolina as a whole.
The median household income is $73,408, close to the North Carolina median.
A typical owner-occupied home is valued at $303,300 (5% above North Carolina) and median rent is $994 a month.

Local data for ZIP 28778

Counts from official public data

Housing and community stats

ZIP 28778, American Community Survey 2020-2024

Full profile

Median household income

$73,408

Poverty rate

15.0%

Median home value

$303,300

Prices -1.4% in a year

Median rent

$994/mo

Homeownership

77.1%

Bachelor's or higher

31.5%

Median age

40.8

Average commute

18.9 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

248

ZIP Business Patterns 2023

Employees

2,819

$130M annual payroll

PPP loans

$15.4M

198 loans

Campaign donations

$37.9K

54% D, 10% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 28778, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: landslide

Storm events since 1996

850

Countywide, mostly hail

Flood insurance policies

1,026

1.0% of homes, county

July high / Jan low

84° / 26°F

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 28778, CDC PLACES estimates

All 40 measures

Obesity

31.6%

U.S. 33.3% -1.7 pts

Diabetes

11.1%

U.S. 12.1% -1.0 pts

Smoking

14.1%

U.S. 12.8% +1.3 pts

Uninsured (18-64)

10.3%

U.S. 11.1% -0.8 pts

Frequently asked questions

What city is ZIP code 28778?: ZIP code 28778 is in Swannanoa, NC (Buncombe County).
What county is ZIP code 28778 in?: ZIP code 28778 is mostly in Buncombe County, North Carolina.
How many people live in ZIP code 28778?: About 13,536 people live in the 28778 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.