Richmond Annex, Richmond, California has a mixed investment profile: pricing is about 5% above Richmond but 11% below California, with a gross yield of 5.1% and prices down 3.3% over the past year. The neighborhood combines a walkability of 88 with education in the 5th percentile, while the Red Flag score of 61 points to moderate overall risk. Its main strength is access and relative pricing versus the state; the main risk is the combination of a low education percentile and a higher Red Flag score.
AI Summary•Updated May 2026
Area
1.28 mi²
ZIP Code
94804
County
Contra Costa 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
$599,822
YoY-3.3%
Gross Rental Yield
5.1%
Listed rent · ZORI annualized
Red Flag Index
High
61 / 100
Walkability Score
88
Very Walkable
OpenStreetMap POI density · national percentile
Education Score
5 / 100
Limited · better than 5% of U.S. districts
Pre-pandemic SEDA (2018/19) · district proxy
AI Score
49
Fair
DistrictScore attractiveness · national model
Richmond Annex Property Prices & Rental Yield
Verified Redfin sale data and Zillow ZORI asking rent for Richmond Annex, Richmond.
Market Trend (12-Month)
12 Months
$618K$603K$589K$574K$560K
Verified Sale Price (Median)
Jun '25May '26
Verified = Redfin median sale price (MLS). Rolling 3-month series.
Unlock the Richmond Annex 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
61 / 100
High Risk
Composite is weighted by expected impact — frequent low-damage hazards (hail, wind) weigh less than flood or wildfire.
Flood100Very High
Earthquake100Very High
Heat60High
Wildfire40Moderate
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 Richmond Annex's live DistrictScore metrics.
Richmond Annex 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
5.2 µg/m³ Meets EPA, above WHO guideline-22.7% since 2015
11.28.96.64.3
EPA 9WHO 5
20152024
Annual mean fine-particle (PM2.5) concentration at the Richmond Annex centroid, satellite-derived (ACAG). References: WHO guideline 5 µg/m³ · EPA annual standard 9 µg/m³. Latest year ranks worse than 21% 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; Richmond Annex inherits the California figures.
Radon Potential
EPA
Zone 2
Zone 2 — Moderate potential · Richmond Annex
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)0.4 kmVery High
Industrial odor12 nearbyVery High
Point-source screening near Richmond Annex: 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 Richmond Annex
Amenity density and pedestrian access from OpenStreetMap points of interest.
Walkability & Amenities
OpenStreetMap POI
88
Very Walkable
Walkability Score
15
Grocery
45
Dining
10
Schools
2
Universities
0
Hospitals
1
Pharmacies
25
Parks
2
Rail Transit
0
Coworking
POI counts are amenities within Richmond Annex's boundary plus a 400 m walk buffer. Rail transit excludes bus stops.
Richmond Annex vs Richmond vs California
How Richmond Annex benchmarks against its city and state medians.
Benchmark vs City & State
In Richmond Annex, the median sale price sits about 5% above the median for Richmond neighborhoods and about 11% below the statewide median. Gross rental yield is 5.1%, against 5.1% for Richmond neighborhoods and 3.7% statewide. Over the past 12 months, prices fell 3.3%. Transaction liquidity sits above the median for Richmond neighborhoods and above the statewide median.
Richmond Annex, Richmond, California presents a mixed profile for investors. Pricing is about 5% above Richmond and 11% below California, gross yield is 5.1%, and prices are down 3.3% over the past year. The Red Flag score is 61, so risk is not low.
Neighborhoods near Richmond Annex
Compare Richmond Annex with nearby neighborhoods in Richmond.