Ten Trails, Black Diamond, Washington presents a balanced but softer pricing profile with a gross yield of 4.5 and prices in line with Black Diamond and Washington. Prices declined 13.6 over the past year, while the Red Flag score of 60 suggests moderate risk. Walkability is 40, and education is in the 64th percentile, giving the neighborhood a middle-range school-district test-score profile alongside weaker recent price momentum.
AI Summary•Updated May 2026
Area
0.50 mi²
ZIP Code
98010
County
King County
State
Washington
Redfin — median sale & volumeZillow ZORI — asking rentFEMA National Risk Index v1.20OpenStreetMap — POIFBI UCR — state crimeEPA — radon zonesUS Census ACS / TIGER 2024
Verified Price · Median Sale
$779,718
YoY-13.6%
Gross Rental Yield
4.5%
Listed rent · ZORI annualized
Red Flag Index
Moderate
60 / 100
Walkability Score
40
Car-Dependent
OpenStreetMap POI density · national percentile
Education Score
64 / 100
Good · better than 64% of U.S. districts
Pre-pandemic SEDA (2018/19) · district proxy
AI Score
41
Fair
DistrictScore attractiveness · national model
Ten Trails Property Prices & Rental Yield
Verified Redfin sale data and Zillow ZORI asking rent for Ten Trails, Black Diamond.
Market Trend (12-Month)
12 Months
$821K$797K$773K$749K$725K
Verified Sale Price (Median)
Jun '25May '26
Verified = Redfin median sale price (MLS). Rolling 3-month series.
Unlock the Ten Trails 12-month price trend
See the full Verified vs Listed price history — free with a DistrictScore account.
FEMA National Risk Index composite across eight hazards, plus inherited Washington crime context.
Red Flag Breakdown
60 / 100
Moderate Risk
Composite is weighted by expected impact — frequent low-damage hazards (hail, wind) weigh less than flood or wildfire.
Earthquake100Very High
Wildfire80Very High
Flood60High
Heat60High
Tornado20Low
Strong Wind20Low
Hail20Low
Hurricanen/an/a
7/8 hazards scored · FEMA NRI v1.20
Crime (state-level): Washington averaged 27.9 crimes and 3.3 violent per 1,000 residents (-13.0% YoY) in 2024(FBI UCR). Compare the state to the country, not states as a ranking — full Safety & Crime data lives on the state page.
Active transaction volume — 73 homes sold last period
Earthquake risk is Very High (100/100)
Wildfire risk is Very High (80/100)
Insights are generated from Ten Trails's live DistrictScore metrics.
Ten Trails Environment & Safety
Satellite PM2.5 air-quality history, FBI UCR crime trend (Washington-level, the finest official aggregation), EPA radon potential and point-source hazard screening.
Washington Crime Trend
FBI UCR
40200
20132024
All crimes / 1k
Violent / 1k
Year
Crimes / 1k
Violent / 1k
YoY
2024
27.9
3.3
-13.0%
2023
32.5
3.6
-12.5%
2022
37.5
3.8
+11.9%
2021
33.7
3.4
+12.1%
2020
30.3
2.9
+0.9%
2019
30.3
3.0
—
Reported at the state level — the finest official US crime aggregation; Ten Trails inherits the Washington figures.
Radon Potential
EPA
Zone 3
Zone 3 — Lowest potential · Ten Trails
EPA radon zones estimate indoor radon potential county-wide (Zone 1 highest, Zone 3 lowest). Testing is recommended in all zones.
Walkability & Amenities in Ten Trails
Amenity density and pedestrian access from OpenStreetMap points of interest.
Walkability & Amenities
OpenStreetMap POI
40
Car-Dependent
Walkability Score
0
Grocery
0
Dining
0
Schools
0
Universities
0
Hospitals
0
Pharmacies
15
Parks
0
Rail Transit
0
Coworking
POI counts are amenities within Ten Trails's boundary plus a 400 m walk buffer. Rail transit excludes bus stops.
Ten Trails vs Black Diamond vs Washington
How Ten Trails benchmarks against its city and state medians.
Benchmark vs City & State
Across Ten Trails, the median sale price sits in line with the median for Black Diamond neighborhoods and in line with the statewide median. Gross rental yield is 4.5%, against 4.5% for Black Diamond neighborhoods and 4.0% statewide. Over the past 12 months, prices fell 13.6%. Transaction liquidity sits in line with the median for Black Diamond neighborhoods and below the statewide median.
Ten Trails, Black Diamond, Washington has a gross yield of 4.5 and prices in line with Black Diamond and Washington. Prices declined 13.6 over the past year, and the Red Flag score is 60. Walkability is 40, and education is in the 64th percentile.