931 Alla Ct, Concord, CA 94518, USA

Property CA
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1

Property Overview:

931 Alla Ct is a single-family home in Concord, CA 94518, built in 1965. It features 4 bedrooms, 2 bathrooms, and 2,378 sq. ft. of living space on a large 11,225 sq. ft. lot (0.26 acre). There is potential for a 5th bedroom/office/in-law suite and a huge bonus room. The home includes a parking garage, side yard with RV/boat access, and energy-efficient solar panels. The estimated home value is $893,500.

Neighborhood Highlights:

  • Crime Rate:

    • Personal crime risk: 10.1% (lower than state average of 11.8%).
    • Property crime risk: 14.8% (higher than state average of 10.8%).
    • Low overall crime risk with 3 criminal and sex offenders residing within 1 mile.

  • Schools:
    Nearby schools include Ygnacio Valley Elementary, Oak Grove Middle, Ygnacio Valley High, Diablo Community Day, and Horizons School: Independent Study.

    • Average SAT score: 1191 (611 Math, 580 English), higher than state average of 975.
    • Schools are rated below average.

  • Job Market:

    • 67.2% white-collar jobs, 32.8% blue-collar jobs.
    • Unemployment rate: 2.8% (lower than state average of 4.7%).

  • Demographics:

    • Community population: 27,040 (9.5% growth since 2000).
    • 72.1% families with children.
    • Largest age group: 45-54 years (16.2%); second largest: 25-34 years (13.88%).

  • Natural Disaster Risk:

    • Very high earthquake risk.
    • Very low tornado risk.
    • Minimal flood risk.

  • Weather:

    • Average temperature: 42.7°F (January), 71.8°F (July).
    • Average rainfall: 24.5 inches/year.
    • Average snowfall: 0 inches/year.

  • Cost of Living:

    • Median household income: $74,349.
    • Average annual spending: $56,129.

Property Features:

  • Single-story home on a quiet cul-de-sac.
  • BRAND NEW ROOF.
  • Stunning backyard oasis:
    • Sparkling pool
    • Hot tub
    • Cabana
    • Fully landscaped for privacy
  • Fully paved side yard with RV/boat access.
  • Open-concept floor plan with light-filled living spaces and Phillips Hue lighting throughout.
  • Kitchen flows seamlessly into the living area—ideal for family living and entertaining.
  • Four spacious bedrooms with potential for a 5th bedroom/bonus room.
  • Two stylish bathrooms designed for function and relaxation.
  • Fully finished garage and storage shed.
  • Additional side yard for gardening or play.
  • Energy-efficient solar panels to help reduce energy costs.
  • Peaceful court location close to schools, shopping, parks, BART, and major highways (680, 242, 4).

Location Benefits:

  • Walkable to Carondelet and De La Salle High Schools, shopping, community park, and BART.
  • Easy commute to Walnut Creek, Concord, and major highways.
  • Perfect for family living, entertaining, and outdoor enjoyment.
2

Price and Status History

date type price
1979-05-01 Rental 92000.0
1992-10-06 Sold 188500.0
1998-10-21 Sold 270000.0
1998-10-30 Sold 269999.0
2006-06-04 Sold 792000.0
2019-06-11 For Sale 835000.0
2019-06-13 Sold 792000.0
2019-06-14 Sold 792000.0
2019-06-27 Pending NaN
2019-07-20 For Sale NaN
2019-08-23 Pending NaN
2019-08-31 For Sale NaN
2019-09-13 Sold 799998.0
2019-09-24 For Sale NaN
2019-10-21 Sold 955000.0
2019-10-30 Sold 270000.0
2019-10-31 Pending NaN
2019-11-01 For Sale NaN
2019-11-02 Off Market NaN
2019-11-05 Pending NaN
2019-12-09 Sold 800000.0
2019-12-20 Sold 730000.0
2019-12-24 Sold 700000.0
2019-12-31 Sold 760500.0
2020-01-07 Sold 615000.0
2020-01-08 For Sale 799998.0
2023-01-17 Pending NaN
2023-09-07 Off Market NaN
2024-01-07 For Sale 802249.5
2024-11-07 For Sale 1198000.0
2024-12-27 Delisted (Cancelled) NaN
2025-01-28 Sold 1200000.0
3

Superfund Enterprise Management System

SITE NAME ADDRESS FEDERAL FACILITY NPL STATUS NON-NPL STATUS CONTAMINANTS SEMS EPA ID DISTANCE (MILES)
KERR CORP 2755 Waltrip Lane, Concord, CA 94518-2625, USA N N NF 0 CAD982358137 0.34
ROCKY MOUNTAIN BANK NOTE 2355 Whitman Road, Concord, CA 94518-2596, USA N N NF 0 CAD083871038 0.36

Toxic Release Inventory

FACILITY NAME ADDRESS TOTAL FORMS LAST FORM YEAR RISK SCREENING FACILITY ID DISTANCE (MILES)
ADL CIRCUITS INC 1081 Shary Circle, Concord, CA 94518-2407, USA 1 1987 N/A 94518DLCRC1081S 0.64

Integrated Compliance Information System - Air

PLANT NAME ADDRESS OPERATING STATUS DISTANCE (MILES)
COSTCO 2400 Monument Boulevard, Concord, CA 94520-3105, USA OPR: Operating 0.90
MADSEN’S AUTO AIR 1132 Meadow Lane, Concord, CA 94520-3706, USA OPR: Operating 0.95
4

Flood Risk Info

fld_zone very high impact: up to 0.0001 miles high impact: up to 0.2 miles moderate impact: up to 0.5 miles low-moderate impact: up to 1.5 miles
A 0 0 2 4
AE 0 0 3 3
AH 0 0 1 0
AO 0 0 0 0
VE 0 0 0 0

Flood Zone Type

code meaning
A 1% annual chance flood zone determined using approximate methods. No BFEs shown. Flood insurance and management standards apply.
AE 1% annual chance flood zone determined by detailed methods. BFEs shown. Insurance and floodplain management required.
AH Shallow flooding (ponding) zones with depths between 1-3 feet. BFEs shown. Insurance and management required.
AO Shallow flooding (sheet flow) zones with depths 1-3 feet. BFEs or average depths shown. High-velocity areas may exist.
VE Coastal 1% annual chance flood zone with wave action. BFEs shown. Insurance and management required.

Earthquake Risk Info

zone_name quad_name very high impact: up to 0.0001 miles high impact: up to 2.0 miles moderate impact: up to 10.0 miles
Concord/Green Valley Clayton 0 0 1
Concord/Green Valley Vine Hill 0 0 1
Concord/Green Valley Walnut Creek 0 2 0

Landslide Risk Info

lscat very high impact: up to 0.0001 miles high impact: up to 0.04 miles moderate impact: up to 0.1 miles low-moderate impact: up to 0.2 miles
8 0 0 0 0

Liquefaction Risk Info

Suscept very high impact: up to 0.0001 miles high impact: up to 0.05 miles moderate impact: up to 0.5 miles low-moderate impact: up to 1.0 miles
High 0 0 0 0
Very high 0 0 0 1

Wild fire Risk Info

haz_class very high impact: up to 0.0001 miles high impact: up to 0.5 miles moderate impact: up to 1.5 miles low-moderate impact: up to 3.0 miles
High 0 0 0 0
Very High 0 0 0 0
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Traffic Noise by Hour x Weekday

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Airplane Noise by Hour x Weekday

hour_of_day Monday Tuesday Wednesday Thursday Friday Saturday Sunday
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19 2 4 3 4 3 1 3
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