Postal Codes

99587 ZIP Code

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ZIP code 99587 covers Girdwood, Alaska, with a population of about 1,857.

Population
1,8575 per square mile
Median age
52.213.5 points above the US average
Poverty rate
7.3%5.1 points below the US average
Typical home value
$724,101up 58.5% in five years
Degree or higher
44.2%9.2 points above the US average
Homeownership
75.8%10.8 points above the US average
Time zone
Alaska UTC-09:00observes daylight saving time
Businesses
90

Where 99587 is

Girdwood, Alaska — 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

Population1,857
Median age52.2
Family households58.1%
Born outside the US11.4%
Speaks a language other than English at home0.7%
White (non-Hispanic)91.2%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino2.9%
Veterans8.8%
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

Income per person$75,793
Poverty rate7.3%
Households on SNAP or cash assistance9.4%

Household income distribution

Under $10k7.8%
$10–15k0.0%
$15–20k2.8%
$20–25k0.0%
$25–30k3.0%
$30–35k0.0%
$35–40k0.0%
$40–45k6.5%
$45–50k3.0%
$50–60k2.6%
$60–75k12.3%
$75–100k0.0%
$100–125k9.0%
$125–150k0.0%
$150–200k16.8%
$200k or more36.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$672,100
Owner-occupied75.8%
Vacant homes49.7%
Median year built1986

What the homes are

Detached house59.5%
Attached house13.5%
2 to 4 units10.7%
5 to 19 units11.7%
20 or more units4.5%
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$724,101as of 2026-07
Typical home value, 1 yearup 21.5%
Typical home value, 5 yearsup 58.5%
Typical home value, 10 yearsup 88%
Typical home value since 2000
200020132026$724,101$209,479

$223,055 in 2000 to $724,101 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5%
Bachelor's degree or higher44.2%
High school diploma or higher96.8%
Works from home22.6%
Drives to work alone62.6%
Takes public transport1.3%
Commutes 45 minutes or more44.5%
Health

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

Obesity34.7% 1.3 pts above the national average of 33.4%
Diagnosed diabetes7% 5 pts below the national average of 12%
Currently smokes12.4% 0.8 pts below the national average of 13.2%
High blood pressure29.2% 4.9 pts below the national average of 34.1%
Fair or poor general health13.4% 6.9 pts below the national average of 20.3%
No health insurance (18–64)6.5% 4.8 pts below the national average of 11.3%
Depression22.7% 0.8 pts above the national average of 21.9%
No leisure-time physical activity15% 10.4 pts below the national average of 25.4%
Arthritis21.6% 3.5 pts below the national average of 25.1%
Binge drinking20.5% 4.5 pts above the national average of 16%
Taking blood pressure medication65.4% 9.3 pts below the national average of 74.7%
Cancer (non-skin)7.1% 0.6 pts below the national average of 7.7%
Current asthma10.3% same as the national average of 10.4%
Coronary heart disease4.4% 1.8 pts below the national average of 6.2%
Routine check-up in past year70.6% 6.1 pts below the national average of 76.7%
Cholesterol screening83.7% 2.2 pts below the national average of 85.9%
Cognitive disability11.1% 3.7 pts below the national average of 14.8%
Colorectal screening63.2% 1.1 pts below the national average of 64.3%
COPD4.5% 2.1 pts below the national average of 6.6%
Visited a dentist66.7% 5.4 pts above the national average of 61.3%
Any disability22.4% 8.3 pts below the national average of 30.7%
Lacks emotional support20.9% 3.9 pts below the national average of 24.8%
Food insecurity7.7% 9.4 pts below the national average of 17.1%
Received food stamps5.5% 8.8 pts below the national average of 14.3%
Hearing disability5.9% 0.8 pts below the national average of 6.7%
High cholesterol31% 5.2 pts below the national average of 36.2%
Housing insecurity8.4% 5.4 pts below the national average of 13.8%
Independent living disability5.4% 3 pts below the national average of 8.4%
Lacks transport5.7% 3.5 pts below the national average of 9.2%
Loneliness30.4% 4 pts below the national average of 34.4%
Mammography use68.9% 7 pts below the national average of 75.9%
Poor mental health (14+ days)15.1% 1.7 pts below the national average of 16.8%
Mobility disability8.4% 5.6 pts below the national average of 14%
Poor physical health (14+ days)10.7% 2.8 pts below the national average of 13.5%
Self-care disability2.4% 1.6 pts below the national average of 4%
Utility shut-off threat5.8% 3 pts below the national average of 8.8%
Sleeps under 7 hours33.6% 2.8 pts below the national average of 36.4%
Stroke2.2% 1.2 pts below the national average of 3.4%
All natural teeth lost5.5% 7.5 pts below the national average of 13%
Vision disability2.9% 2.7 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments90
People employed538
Annual payroll$25,116,000
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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 97.6% of US census tracts
FEMA ratingVery High
Expected annual loss99 out of 100
Community resilience28.1 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.

Landslide99.8Relatively High at its worst in this ZIP code
Avalanche94.3Relatively High at its worst in this ZIP code
Earthquake92.6Relatively High at its worst in this ZIP code
Winter weather90.5Relatively High at its worst in this ZIP code
Volcanic activity87.2Relatively Low at its worst in this ZIP code
Wildfire86.2Relatively Low at its worst in this ZIP code
Coastal flooding76.7Very Low at its worst in this ZIP code
Tsunami61.1Relatively Low at its worst in this ZIP code
Lightning29.8Relatively Low at its worst in this ZIP code
Cold wave16.4Very Low at its worst in this ZIP code
Hail6.5Very Low at its worst in this ZIP code
Ice storm2.3Very Low at its worst in this ZIP code
Tornado0.2Very Low at its worst in this ZIP code
River flooding0.1Very Low at its worst in this ZIP code
Compared with Alaska 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 ZIPAlaskaUnited States
Median household income$89,336$78,538
Income per person$75,793$44,928$43,289
Poverty rate7.3%10.2%12.4%
Median home value$672,100$333,300$303,400
Median gross rent$1,388$1,348
Homeownership75.8%66.6%65%
Bachelor's degree or higher44.2%31.2%35%
Unemployment rate5%5.8%5.2%
Works from home22.6%8.8%13.5%
Born outside the US11.4%7.8%13.9%
Median age52.235.638.7
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 stationALYESKA, AK US1.6 km away
Rain in a year71 in
Snow in a year214 in

Average high and low by month

January27.1°F / 16.8°F7.34 in rain, 37.4 in snow
February31.4°F / 19.3°F6.57 in rain, 36.6 in snow
March35.7°F / 19.5°F5.37 in rain, 37.5 in snow
April45.5°F / 28.7°F5.25 in rain, 9.6 in snow
May55.4°F / 37°F3.99 in rain, 1.2 in snow
June63.8°F / 44.7°F2.21 in rain
July66.5°F / 49.6°F2.66 in rain
August64.5°F / 47.6°F4.86 in rain
September56.3°F / 40.8°F8.26 in rain
October44.4°F / 31.5°F7.78 in rain, 8.1 in snow
November32.7°F / 22.2°F7.65 in rain, 29.9 in snow
December29.4°F / 19.2°F8.98 in rain, 54.2 in snow
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 supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
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%.

Anchorage School District100% 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 vulnerability25more vulnerable than 25% of US census tracts
Socioeconomic status58more vulnerable than 58% of US census tracts
Household characteristics3more vulnerable than 3% of US census tracts
Racial and ethnic minority status22more vulnerable than 22% of US census tracts
Housing type and transport36more vulnerable than 36% of US census tracts
Walkability4.1 out of 20Least walkable
Nearby ZIP codes

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

99605 Hope, AK20.1 km away
99519 Anchorage, AK23.3 km away
99540 Indian, AK23.3 km away
99695 Anchorage, AK23.3 km away
99693 Whittier, AK32.1 km away
99511 Anchorage, AK37.6 km away
99516 Anchorage, AK38.2 km away
99631 Moose Pass, AK40.8 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.

Anchorage Municipality100% of this ZIP code's land area
Time zoneAlaska (UTC-09:00 standard)
Daylight saving timeObserved
Land area343.13 sq mi
Water area16.37 sq mi
Population density5 people per sq mi
Latitude, longitude60.9577, -149.1406

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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