Issaquah
Property Data

King County, Washington

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directly sourced from county assessors.

King County

ZIP Codesby Total Population

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Total Population
28,95530,586

DistributionTotal Population

Demographics

Total Population

59,541

Median Age

38.9

Population Under 18

21.6%

Population 65+

14.2%

Total Households

23,919

Average Household Size

2.47

Issaquah, WA housing and demographic statistics

ZIP/ZCTA areas can cross city and county boundaries. Each row describes its ZIP/ZCTA area, not the city as a whole. These values are not combined into a city estimate.

Individual ZIP/ZCTA estimates associated with Issaquah, WA
ZIP/ZCTAPopulationMedian household incomeMedian monthly gross rentOwner-occupied share
9802728,955$153,301$2,40067.6%
9802930,586$170,759$2,74062.3%

Source: U.S. Census Bureau American Community Survey (ACS), 2020–2024 five-year estimates, via Realie. Measurement period: –. Published by the Census Bureau on ; published by Realie on . These are five-year estimates, not a measurement of current conditions. — indicates unavailable or suppressed data.

Area property statistics

Recorded property characteristics and residential parcel-sale records for Issaquah, WA. Sale amounts describe recorded transfers, not asking prices or appraisals. Each measure uses records with that information available.

Sale records use the AVM's residential, amount, floor-area, year-built, price-per-area, deed, buyer-relationship and distress filters. Known multi-parcel deals are also excluded. Unknown package flags are not proof of a single-parcel sale. Counts represent eligible parcel sale records. Recorded annual averages require at least 10 eligible sales. Projections must have enough history and pass checks against earlier recorded sales. Recent sales can be underreported; different coverage between years can affect the changes.

City measurements cover the selected county's portion of the city.

Annual sales comparison

Calendar 2025 recorded sales versus calendar 2026 model projections. Both years cover January 1–December 31. Change compares the 2026 projection with the recorded 2025 value. Annual average amounts weight each month by its sales count; they are not monthly medians.

Calendar-year sales comparison
Metric20252026 projectedChange (%)
Residential sale records575Recorded569Model estimateRange: 563–618-1%
Average recorded sale amount$1,246,707Recorded$1,217,014Model estimate-2.4%

Projections are not confirmed transactions or property valuations. Recent sales can be underreported; different coverage between years can affect the change. Unsupported values remain unavailable. Ranges reflect historical model errors, not confidence intervals. Annual comparison calculated . Assumed observation cutoff: August 2026; not verified completeness.

Recorded property statistics

Reported property statistics for Issaquah, WA
MeasureIssaquah, WAKing County, WA
Median recorded sale amount$1,075,000$850,000
Recorded amount, 10th percentile$431,600$425,000
Recorded amount, 90th percentile$2,142,000$1,975,000
Average recorded floor area (sq ft)2,3772,186
Average recorded bedrooms3.23.2
Average recorded bathrooms2.42.1
Median year built19951978
Condominium share of properties26.6%14.2%

Issaquah, WA: Recorded median and percentile amounts: May 7, 2025–Oct 28, 2026.

County input file published Oct 25, 2026. Calculated . Published . Dataset last refreshed: .

King County, WA: Recorded median and percentile amounts: May 7, 2025–Oct 28, 2026.

County input file published Oct 25, 2026. Calculated . Published . Dataset last refreshed: .

Source: Realie property-record aggregates. Input publication and calculation dates do not establish complete transaction coverage. Missing measures are shown as — or omitted.

Other recent-period estimates

These use different periods from the calendar-year comparison. Estimates extend parcel-record counts and recorded amounts; they are not confirmed current transactions or individual-property values.

Parcel sale records
Oct 1, 2025–Sep 30, 2026
564
Model estimateHistorical error-adjusted range: 552–580.
Median sale amount
September 2026
$1,105,507
Model estimateHistorical error-adjusted range: $1,046,403–$1,334,180.
Median-amount change
September 2026 versus September 2025
-1.7%
Model estimateHistorical error-adjusted range: -7%–+18.6%.

Transaction coverage has not been verified. Known multi-parcel deals are excluded; missing package flags do not establish that every remaining sale covers one parcel. Amount change compares monthly record medians, not the appreciation of the same homes. Ranges reflect historical model errors; they are not confidence intervals and can exclude the point estimate. Assumed observation cutoff: August 2026; not a verified completeness date.

Properties in Issaquah

Showing page 300 of properties

871 5th Place Northeast

Issaquah, WA 98029

871 Bear Ridge Drive Northwest

Issaquah, WA 98027

871 Front Street South

Issaquah, WA 98027

871 Lingering Pine Drive Northwest

Issaquah, WA 98027

8711 297th Avenue Southeast

Issaquah, WA 98027

8718 314th Avenue Southeast

Issaquah, WA 98027

872 4th Avenue Northeast

Issaquah, WA 98029

873 3rd Avenue Northeast

Issaquah, WA 98029

873 Cougar Mountain Lane Northwest

Issaquah, WA 98027

874 4th Avenue Northeast

Issaquah, WA 98029

874 Bobcat Lane Northwest

Issaquah, WA 98027

875 4th Avenue Northeast

Issaquah, WA 98029

875 4th Avenue Northwest Unit 875

Issaquah, WA 98027

875 Cougar Mountain Lane Northwest

Issaquah, WA 98027

875 Cyprus Court Northwest

Issaquah, WA 98027

875 Front Street South

Issaquah, WA 98027

875 Idylwood Drive Southwest

Issaquah, WA 98027

875 Southwest Cedarglade Drive

Issaquah, WA 98027

875 West Sunset Way

Issaquah, WA 98027

875 Wildwood Boulevard Southwest

Issaquah, WA 98027

876 3rd Avenue Northeast

Issaquah, WA 98029

876 6th Avenue Northwest

Issaquah, WA 98027

877 3rd Avenue Northeast

Issaquah, WA 98029

877 5th Place Northeast

Issaquah, WA 98029

878 4th Avenue Northeast

Issaquah, WA 98029

878 Big Tree Drive Northwest

Issaquah, WA 98027

879 3rd Avenue Northeast

Issaquah, WA 98029

879 4th Avenue Northeast

Issaquah, WA 98029

879 Summerhill Ridge Drive Northwest

Issaquah, WA 98027

88 Sky Ridge Road Northwest Unit 802

Issaquah, WA 98027

880 3rd Avenue Northeast

Issaquah, WA 98029

880 Cyprus Court Northwest

Issaquah, WA 98027

880 Front Street South

Issaquah, WA 98027

880 Idylwood Drive Southwest

Issaquah, WA 98027

880 Lingering Pine Lane Northwest

Issaquah, WA 98027

880 West Sunset Way

Issaquah, WA 98027

881 3rd Avenue Northeast

Issaquah, WA 98029

881 5th Place Northeast

Issaquah, WA 98029

881 Bear Ridge Drive Northwest

Issaquah, WA 98027

881 Summerhill Ridge Drive Northwest

Issaquah, WA 98027

882 4th Avenue Northeast

Issaquah, WA 98029

883 3rd Place Northeast

Issaquah, WA 98029

883 4th Avenue Northeast

Issaquah, WA 98029

883 Summerhill Ridge Drive Northwest

Issaquah, WA 98027

884 3rd Avenue Northeast

Issaquah, WA 98029

885 2nd Avenue Southeast

Issaquah, WA 98027

885 3rd Avenue Northeast

Issaquah, WA 98029

885 3rd Avenue Northwest

Issaquah, WA 98027

885 5th Place Northeast

Issaquah, WA 98029

885 7th Avenue Northwest

Issaquah, WA 98027

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