Est. $5,037 per month, based on comparable rentals
Sale and tax history for 840 Ridge Dr
Sale History
Tax History
Date
Event
Price
bridgeMLS, Bay East AOR, or Contra Costa AOR #41148036
Oct 2, 2026
Sold
$1,100,000
$230/sq ft
Sep 28, 2026
Pending
—
Sep 14, 2026
Listed
*
Sep 11, 2026
Coming Soon
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #10243831
Feb 26, 2019
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #27243831
Feb 26, 2019
Listing Removed
—
Public Records
Jun 16, 1992
Sold
$559,000
$117/sq ft
Public Records
Mar 21, 1985
Sold
$95,000
$20/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$12,140 (+2.4%)
$359,827 + $648,431
$1,008,258
2025
$11,857 (+2.5%)
$359,827 + $648,431
$1,008,258
2024
$11,565 (+1.8%)
$352,772 + $635,717
$988,489
2023
$11,363 (+1.2%)
$345,855 + $623,252
$969,107
2022
$11,228 (+2.4%)
$339,074 + $611,032
$950,106
2021
$10,965 (+0.6%)
$332,426 + $599,051
$931,477
2020
$10,898 (+1.2%)
$325,908 + $587,305
$913,213
2019
$10,766 (+3.9%)
$322,567 + $581,283
$903,850
2018
$10,366 (+3.3%)
$316,243 + $569,886
$886,129
2017
$10,033 (+2.6%)
$303,964 + $547,757
$851,721
2016
$9,781 (+0.8%)
$303,964 + $547,757
$851,721
2015
$9,699 (+1.5%)
$298,004 + $537,017
$835,021
2014
$9,558 (+2.6%)
$287,779 + $518,590
$806,369
2013
$9,314 (+11.5%)
$287,779 + $518,590
$806,369
2012
$8,353 (−5.2%)
$286,479 + $516,247
$802,726
2011
$8,813 (+1.1%)
$256,063 + $461,437
$717,500
2010
$8,716 (+0.3%)
$275,355 + $496,201
$771,556
2009
$8,687 (+2.7%)
$273,298 + $492,493
$765,791
2008
$8,456
$273,948 + $493,663
$767,611
Public record
Public record
Zoning
Permits
Beds
3
Baths
3
Stories
1
Lot width
—
Lot depth
—
Lot size
0.97 Acres
Year renovated
1988
Sq. Ft.
4,346
Year built
1988
Style
Single Family Residential
County
Contra Costa County
APN
1304500109
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 30, 2026.
RR40
Rural Residential District
The RR district is applied to areas of the city appropriate for rural single-family residential development or clustered development at densities up to two and one-half units per net acre. Designators RR-40 are used to denote minimum lot sizes of 40000 sq ft respectively. The RR district is consistent with and implements the rural residential RR land use designation of the general plan.
Permitted uses
Include but are not limited to:
Livestock production
Housing-Single unit
Housing-Senior
Recreation
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard
Park & open space
May 18, 2021 • Final
Building
Install a new ductless mini-split system with a 19 SEER rating.
HVAC
Mar 26, 2021 • Final
Building
Replace a furnace with a new unit of the same type.
HVAC
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Parking
Parking Information
Garage Spaces: 3
Covered Spaces: 3
Parking Features: Attached, Garage Door Opener
Interior
Bathroom Information
# of Bathrooms Total: 5
# of Bathrooms Full: 5
ADU Baths Full: 1
Interior Features
Interior Features: Unfinished Room, Utility Room, Breakfast Bar
Appliances: Dishwasher, Electric Range, Gas Range, Microwave, Oven, Dryer, Washer
Exterior Features: Back Yard, Front Yard, Side Yard, Storage, Landscape Back, Landscape Front
Fencing: Fenced, Chain Link
Property Information
Living Area: 4779
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1988
Has ADU
Lot Information
Lot Size Square Feet: 42330
Lot Size Area: 1
Lot Size Units: Acres
Lot Size Acres: 1
Lot Features: Sloped Down, Front Yard, Landscaped
Utilities
Utility Information
Water Source: Public
Electric: Photovoltaics Seller Owned
Sewer: Public Sewer
Utilities: Natural Gas Connected, Individual Electric Meter
Heating & Cooling
Has Heating
Heating: Forced Air
Cooling: Central Air
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 4,346
Stories: 1.0
Lot Size: 0.97 acres
Style: Single Family Residential
Year Built: 1988
Year Renovated: 1988
County: Contra Costa County
APN: 1304500109
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
El Monte Elementary School
Public K-5 • Assigned • 0.7mi
6/10
El Dorado Middle School
Public 6-8 • Assigned • 2.1mi
3/10
Concord High School
Public 9-12 • Assigned • 2.3mi
5/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 96° expected this year, 13 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
18 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Concord, CA • 94518
Average low and high temperatures (°F)
61°
41°
64°
44°
72°
49°
71°
50°
79°
55°
83°
57°
85°
59°
90°
60°
84°
62°
74°
54°
65°
47°
57°
45°
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
95/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 8% for direct sun exposure in Concord. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.8 hrs
6.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.24M – $1.50M
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Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2026. This data may not match public records. Learn more.