Spartan Keyes, San Jose, California offers a mixed investment profile with a 3.4 gross yield, prices 2% below San Jose and 33% above California, and a price trend up 12.3 over the past year. The main strength is walkability of 86, while the Red Flag score of 58 indicates moderate overall risk. Education is in the 37th percentile.
AI Summary•Updated May 2026
Area
1.82 mi²
ZIP Code
95112
County
Santa Clara County
State
California
Redfin — median sale & volumeZillow ZORI — asking rentFEMA National Risk Index v1.20OpenStreetMap — POIFBI UCR — state crimeEPA — radon zonesWashU ACAG — satellite PM2.5EPA FRS / BTS — hazard screeningUS Census ACS / TIGER 2024
Verified Price · Median Sale
$1,089,676
YoY+12.3%
Gross Rental Yield
3.4%
Listed rent · ZORI annualized
Red Flag Index
Moderate
58 / 100
Walkability Score
86
Very Walkable
OpenStreetMap POI density · national percentile
Education Score
37 / 100
Limited · better than 37% of U.S. districts
Pre-pandemic SEDA (2018/19) · district proxy
AI Score
45
Fair
DistrictScore attractiveness · national model
Spartan Keyes Property Prices & Rental Yield
Verified Redfin sale data and Zillow ZORI asking rent for Spartan Keyes, San Jose.
Market Trend (12-Month)
12 Months
$1.1M$1.1M$1.0M$1.0M$984K
Verified Sale Price (Median)
Jun '25May '26
Verified = Redfin median sale price (MLS). Rolling 3-month series.
Unlock the Spartan Keyes 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 California crime context.
Red Flag Breakdown
58 / 100
Moderate Risk
Composite is weighted by expected impact — frequent low-damage hazards (hail, wind) weigh less than flood or wildfire.
Flood100Very High
Earthquake100Very High
Heat80Very High
Wildfire20Low
Tornado20Low
Strong Wind20Low
Hail20Low
Hurricanen/an/a
7/8 hazards scored · FEMA NRI v1.20
Crime (state-level): California averaged 25.6 crimes and 4.9 violent per 1,000 residents (-8.9% 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.
Insights are generated from Spartan Keyes's live DistrictScore metrics.
Spartan Keyes Environment & Safety
Satellite PM2.5 air-quality history, FBI UCR crime trend (California-level, the finest official aggregation), EPA radon potential and point-source hazard screening.
Air Quality — PM2.5
2015–2024
5.4 µg/m³ Meets EPA, above WHO guideline-18.8% since 2015
11.08.86.74.5
EPA 9WHO 5
20152024
Annual mean fine-particle (PM2.5) concentration at the Spartan Keyes centroid, satellite-derived (ACAG). References: WHO guideline 5 µg/m³ · EPA annual standard 9 µg/m³. Latest year ranks worse than 32% of U.S. neighborhoods.
California Crime Trend
FBI UCR
31150
20132024
All crimes / 1k
Violent / 1k
Year
Crimes / 1k
Violent / 1k
YoY
2024
25.6
4.9
-8.9%
2023
28.3
5.1
-0.7%
2022
28.6
5.0
+8.0%
2021
26.5
4.8
+1.9%
2020
25.8
4.4
-7.3%
2019
27.8
4.4
—
Reported at the state level — the finest official US crime aggregation; Spartan Keyes inherits the California figures.
Radon Potential
EPA
Zone 2
Zone 2 — Moderate potential · Spartan Keyes
EPA radon zones estimate indoor radon potential county-wide (Zone 1 highest, Zone 3 lowest). Testing is recommended in all zones.
Environmental Hazards
EPA / BTS
Superfund (NPL)0.2 kmVery High
Industrial odor14 nearbyVery High
Aviation noise56 dBLow
Point-source screening near Spartan Keyes: EPA Superfund National Priorities List & Facility Registry (2026), BTS aviation noise (2020, 24-hour average level). Superfund shows distance to the nearest listed site; odor shows detected sources within the screening radius. Only detected sources are listed; the bar shows severity vs. all U.S. neighborhoods.
Walkability & Amenities in Spartan Keyes
Amenity density and pedestrian access from OpenStreetMap points of interest.
Walkability & Amenities
OpenStreetMap POI
86
Very Walkable
Walkability Score
22
Grocery
41
Dining
11
Schools
2
Universities
4
Hospitals
1
Pharmacies
19
Parks
3
Rail Transit
0
Coworking
POI counts are amenities within Spartan Keyes's boundary plus a 400 m walk buffer. Rail transit excludes bus stops.
Spartan Keyes vs San Jose vs California
How Spartan Keyes benchmarks against its city and state medians.
Benchmark vs City & State
In Spartan Keyes, the median sale price sits in line with the median for San Jose neighborhoods and about 34% above the statewide median. Gross rental yield is 3.4%, against 3.3% for San Jose neighborhoods and 3.7% statewide. Over the past 12 months, prices rose 12.3%. Transaction liquidity sits in line with the median for San Jose neighborhoods and below the statewide median.
Spartan Keyes, San Jose, California has a mixed profile. It offers a 3.4 gross yield and walkability of 86, but prices are 2% below San Jose and 33% above California. Over the past year, prices are up 12.3, and the Red Flag score is 58.
Neighborhoods near Spartan Keyes
Compare Spartan Keyes with nearby neighborhoods in San Jose.