307 Violet Rd is a 1,927 square foot house on a 8,800 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Hercules data, we estimate the home's value is $809,427.
Single-familyProperty Type
1978Year Built
8,800 sq ftLot Size
$420Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$809,427
$2,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.9% lower than the average sale price ($879K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$4,914 (+5.7%)
$67,923 + $198,776
$266,699
2024
$4,648 (+1.6%)
$66,592 + $194,879
$261,471
2023
$4,574 (+1.3%)
$65,287 + $191,058
$256,345
2022
$4,516 (+0.3%)
$64,007 + $187,312
$251,319
2021
$4,504 (+3.3%)
$62,752 + $183,640
$246,392
2020
$4,359 (+1.5%)
$61,522 + $180,040
$241,562
2019
$4,295 (+2.8%)
$60,892 + $178,194
$239,086
2018
$4,179 (+1.4%)
$59,699 + $174,700
$234,399
2017
$4,120 (+4.0%)
$57,382 + $167,917
$225,299
2016
$3,962
$57,382 + $167,917
$225,299
2015
$3,963 (−0.1%)
$56,257 + $164,625
$220,882
2014
$3,968 (+3.1%)
$54,327 + $158,977
$213,304
2013
$3,850 (+3.0%)
$54,327 + $158,977
$213,304
2012
$3,737 (+2.6%)
$54,082 + $158,259
$212,341
2011
$3,643 (+4.2%)
$53,022 + $155,156
$208,178
2010
$3,498 (+0.5%)
$51,983 + $152,114
$204,097
2009
$3,480 (+7.3%)
$51,595 + $150,978
$202,573
2008
$3,243
$51,718 + $151,337
$203,055
Tax history for 307 Violet Rd
Year
Property tax
Land + Additions
Assessment*
2025
$4,914 (+5.7%)
$67,923 + $198,776
$266,699
2024
$4,648 (+1.6%)
$66,592 + $194,879
$261,471
2023
$4,574 (+1.3%)
$65,287 + $191,058
$256,345
2022
$4,516 (+0.3%)
$64,007 + $187,312
$251,319
2021
$4,504 (+3.3%)
$62,752 + $183,640
$246,392
2020
$4,359 (+1.5%)
$61,522 + $180,040
$241,562
2019
$4,295 (+2.8%)
$60,892 + $178,194
$239,086
2018
$4,179 (+1.4%)
$59,699 + $174,700
$234,399
2017
$4,120 (+4.0%)
$57,382 + $167,917
$225,299
2016
$3,962
$57,382 + $167,917
$225,299
2015
$3,963 (−0.1%)
$56,257 + $164,625
$220,882
2014
$3,968 (+3.1%)
$54,327 + $158,977
$213,304
2013
$3,850 (+3.0%)
$54,327 + $158,977
$213,304
2012
$3,737 (+2.6%)
$54,082 + $158,259
$212,341
2011
$3,643 (+4.2%)
$53,022 + $155,156
$208,178
2010
$3,498 (+0.5%)
$51,983 + $152,114
$204,097
2009
$3,480 (+7.3%)
$51,595 + $150,978
$202,573
2008
$3,243
$51,718 + $151,337
$203,055
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RS-L
Residential Single-Family Low Density District
To provide areas for single-family housing on smaller lots that will generally be developed as part of a larger planned subdivision where a limited number of models of varied exterior designs are built in a random pattern on individual lots with a gross density of 2 to 7 units per acre and a minimum parcel size of 6,000 sq ft unless a smaller lot size is allowed by an approved planned development (PD).
Permitted uses
Include but are not limited to:
Housing-Multiple units
Nov 14, 2024 • Final
Building/residential/rp/repair
Remove existing siding and install new fiber cement panel siding.
Remodel
Jul 18, 2022 • Final
Building/residential/al/alteration
Replace windows and a front entry door using retrofit installation. All new units will be tempered glass and installed in the same size and location.
Remodel
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
Interior
Room Information
# of Rooms: 9
Exterior
Property Information
Subdivision Name: MAP/SUB 5007
Living Sq. Ft: 1,927
Ground Floor Sq. Ft: 972
Building Sq. Ft: 1,927
# of Stories: 2
Legal Description: T05007 L0049 B
Parking & Garage Information
Garage/Parking Sq. Ft: 458
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,800
Legal Lot Number: 49
Acres: 0.202
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 1,927
Stories: 2.0
Lot Size: 8,800 square feet
Style: Single Family Residential
Year Built: 1978
Year Renovated: 1983
County: Contra Costa County
APN: 4062130077
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Lupine Hills Elementary School
Public K-5 • Assigned • 0.5mi
4/10
Hercules Middle School
Public 6-8 • Assigned • 0.8mi
7/10
Hercules High School
Public 9-12 • Assigned • 0.8mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 93° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Hercules, CA • 94547
Average low and high temperatures (°F)
60
41
62
44
69
46
67
47
73
52
74
54
71
55
79
57
78
57
75
53
63
47
57
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.4 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.4 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$769,000 – $931,000
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