Postal Codes

28778 ZIP Code

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ZIP code 28778 covers Swannanoa, North Carolina, with a population of about 11,933 and a median household income of $72,717.

Population
11,933367 per square mile
Median age
41.52.8 points above the US average
Median household income
$72,717about the North Carolina median
Poverty rate
11.2%1.2 points below the US average
Typical home value
$367,108up 18.5% in five years
Median rent
$1,00414% below the North Carolina median
Degree or higher
32.4%2.6 points below the US average
Homeownership
79.6%14.6 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
233

Where 28778 is

Swannanoa, North Carolina — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population11,933
Median age41.5
Family households73%
Born outside the US4.1%
Speaks a language other than English at home6.8%
White (non-Hispanic)84%
Black (non-Hispanic)5.7%
Asian (non-Hispanic)1.4%
Hispanic or Latino6.4%
Veterans10%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$72,717
Income per person$28,780
Poverty rate11.2%
Households on SNAP or cash assistance7.5%

Household income distribution

Under $10k1.6%
$10–15k1.5%
$15–20k1.8%
$20–25k4.1%
$25–30k5.2%
$30–35k1.5%
$35–40k5.3%
$40–45k2.4%
$45–50k7.7%
$50–60k6.8%
$60–75k17.9%
$75–100k19.2%
$100–125k11.8%
$125–150k5.7%
$150–200k4.1%
$200k or more3.4%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed4,920
Mean adjusted gross income$63,275
Returns declaring $200,000 or more3%
Returns, under $25k29.5%
Returns, $25k–$50k29.3%
Returns, $50k–$75k16.3%
Returns, $75k–$100k9.8%
Returns, $100k–$200k12.2%
Returns, $200k or more3.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$273,800
Median gross rent$1,004
Rent as a share of household income31.4%
Owner-occupied79.6%
Vacant homes23.1%
Median year built1986

What the homes are

Detached house77.6%
Attached house2.3%
2 to 4 units2.2%
5 to 19 units1.4%
20 or more units1.6%
Mobile home14.9%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$367,108as of 2026-07
Typical home value, 1 yeardown 4.9%
Typical home value, 5 yearsup 18.5%
Typical home value, 10 yearsup 89.1%
Typical asking rent$1,947as of 2026-07
Typical home value since 2000
200220142026$396,065$128,752

$128,752 in 2002 to $367,108 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.2%
Bachelor's degree or higher32.4%
High school diploma or higher86.2%
Works from home13.9%
Drives to work alone79.2%
Takes public transport0%
Commutes 45 minutes or more3.6%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity31.6% 1.8 pts below the national average of 33.4%
Diagnosed diabetes11.1% 0.9 pts below the national average of 12%
Currently smokes14.1% 0.9 pts above the national average of 13.2%
High blood pressure35.7% 1.6 pts above the national average of 34.1%
Fair or poor general health18.4% 1.9 pts below the national average of 20.3%
No health insurance (18–64)10.3% 1 pts below the national average of 11.3%
Depression25.6% 3.7 pts above the national average of 21.9%
No leisure-time physical activity22% 3.4 pts below the national average of 25.4%
Arthritis27.4% 2.3 pts above the national average of 25.1%
Binge drinking15.4% 0.6 pts below the national average of 16%
Taking blood pressure medication76.7% 2 pts above the national average of 74.7%
Cancer (non-skin)9.1% 1.4 pts above the national average of 7.7%
Current asthma10.7% same as the national average of 10.4%
Coronary heart disease6.9% 0.7 pts above the national average of 6.2%
Routine check-up in past year78% 1.3 pts above the national average of 76.7%
Cholesterol screening87.2% 1.3 pts above the national average of 85.9%
Cognitive disability15.4% 0.6 pts above the national average of 14.8%
Colorectal screening66.3% 2 pts above the national average of 64.3%
COPD7.7% 1.1 pts above the national average of 6.6%
Visited a dentist64.7% 3.4 pts above the national average of 61.3%
Any disability32.6% 1.9 pts above the national average of 30.7%
Lacks emotional support21.7% 3.1 pts below the national average of 24.8%
Food insecurity13.2% 3.9 pts below the national average of 17.1%
Received food stamps10.4% 3.9 pts below the national average of 14.3%
Hearing disability8.1% 1.4 pts above the national average of 6.7%
High cholesterol35.2% 1 pts below the national average of 36.2%
Housing insecurity10.3% 3.5 pts below the national average of 13.8%
Independent living disability8.3% same as the national average of 8.4%
Lacks transport7.4% 1.8 pts below the national average of 9.2%
Loneliness31.7% 2.7 pts below the national average of 34.4%
Mammography use77.9% 2 pts above the national average of 75.9%
Poor mental health (14+ days)16.6% same as the national average of 16.8%
Mobility disability14.3% same as the national average of 14%
Poor physical health (14+ days)13.2% same as the national average of 13.5%
Self-care disability3.8% same as the national average of 4%
Utility shut-off threat6.6% 2.2 pts below the national average of 8.8%
Sleeps under 7 hours29.2% 7.2 pts below the national average of 36.4%
Stroke3.6% same as the national average of 3.4%
All natural teeth lost15% 2 pts above the national average of 13%
Vision disability5% 0.6 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments233
People employed2,634
Annual payroll$120,565,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 66.5% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 6 census tracts this ZIP code covers
Expected annual loss62.5 out of 100
Community resilience59.7 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Landslide99Relatively High at its worst in this ZIP code
Cold wave90.6Very High at its worst in this ZIP code
Lightning89.5Very High at its worst in this ZIP code
Ice storm83.7Relatively Moderate at its worst in this ZIP code
Strong wind79.9Relatively High at its worst in this ZIP code
River flooding79.6Relatively High at its worst in this ZIP code
Drought78.5Relatively Low at its worst in this ZIP code
Wildfire74.8Relatively Low at its worst in this ZIP code
Hail61.9Relatively Low at its worst in this ZIP code
Winter weather61.2Relatively Moderate at its worst in this ZIP code
Earthquake59.2Relatively Low at its worst in this ZIP code
Tornado56.3Relatively Moderate at its worst in this ZIP code
Hurricane51.2Relatively Low at its worst in this ZIP code
Compared with North Carolina and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPNorth CarolinaUnited States
Median household income$72,717$69,904$78,538
Income per person$28,780$39,616$43,289
Poverty rate11.2%13.2%12.4%
Median home value$273,800$259,400$303,400
Median gross rent$1,004$1,162$1,348
Homeownership79.6%66.4%65%
Bachelor's degree or higher32.4%34.7%35%
Unemployment rate1.2%4.8%5.2%
Works from home13.9%14.5%13.5%
Born outside the US4.1%8.7%13.9%
Median age41.539.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationBLACK MTN 2 W, NC US4.4 km away

Average high and low by month

January48.5°F / 26.4°F
February51.9°F / 28.2°F
March58.5°F / 33.6°F
April67.8°F / 41.5°F
May75.1°F / 50.5°F
June81°F / 58.4°F
July83.9°F / 62.3°F
August82.7°F / 61.1°F
September77.8°F / 54.8°F
October68.8°F / 44°F
November59.1°F / 33.1°F
December50.9°F / 29.1°F
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket62% of this ZIP code's area
No vehicle and far from a supermarket3% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Buncombe County Schools100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability50more vulnerable than 50% of US census tracts
Socioeconomic status46more vulnerable than 46% of US census tracts
Household characteristics50more vulnerable than 50% of US census tracts
Racial and ethnic minority status20more vulnerable than 20% of US census tracts
Housing type and transport66more vulnerable than 66% of US census tracts
Walkability8 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

28805 Asheville, NC7.9 km away
28757 Montreat, NC8.7 km away
28814 Asheville, NC9.4 km away
28770 Ridgecrest, NC9.6 km away
28730 Fairview, NC10.2 km away
28711 Black Mountain, NC10.8 km away
28810 Asheville, NC11 km away
28815 Asheville, NC11 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Buncombe County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area32.48 sq mi
Water area0.11 sq mi
Population density367 people per sq mi
Latitude, longitude35.6172, -82.4070

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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