4840 Roundup Rd is a 1,891 square foot house on a 0.48 acre lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Norco data, we estimate the home's value is $833,138.
Single-familyProperty Type
1975Year Built
0.48 acresLot Size
$441Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$833,138
$7,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.2% lower than the average sale price ($939K) 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
$1,567 (+3.5%)
$27,447 + $116,649
$144,096
2024
$1,515 (+1.5%)
$27,447 + $116,649
$144,096
2023
$1,493 (+2.0%)
$26,909 + $114,362
$141,271
2022
$1,464 (+2.2%)
$26,382 + $112,120
$138,502
2021
$1,432 (+1.2%)
$25,865 + $109,922
$135,787
2020
$1,416 (+2.5%)
$25,358 + $107,767
$133,125
2019
$1,382 (+2.5%)
$25,098 + $106,662
$131,760
2018
$1,348 (+2.7%)
$24,607 + $104,570
$129,177
2017
$1,313 (+1.2%)
$23,652 + $100,510
$124,162
2016
$1,297 (+2.4%)
$23,652 + $100,510
$124,162
2015
$1,267 (+3.9%)
$23,189 + $98,540
$121,729
2014
$1,219 (+0.1%)
$22,396 + $95,160
$117,556
2013
$1,218 (+2.4%)
$22,396 + $95,160
$117,556
2012
$1,189 (+2.0%)
$22,296 + $94,731
$117,027
2011
$1,165 (+2.9%)
$21,859 + $92,874
$114,733
2010
$1,132 (+0.4%)
$21,431 + $91,053
$112,484
2009
$1,128 (+2.0%)
$21,272 + $90,373
$111,645
2008
$1,106
$21,323 + $90,589
$111,912
Tax history for 4840 Roundup Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,567 (+3.5%)
$27,447 + $116,649
$144,096
2024
$1,515 (+1.5%)
$27,447 + $116,649
$144,096
2023
$1,493 (+2.0%)
$26,909 + $114,362
$141,271
2022
$1,464 (+2.2%)
$26,382 + $112,120
$138,502
2021
$1,432 (+1.2%)
$25,865 + $109,922
$135,787
2020
$1,416 (+2.5%)
$25,358 + $107,767
$133,125
2019
$1,382 (+2.5%)
$25,098 + $106,662
$131,760
2018
$1,348 (+2.7%)
$24,607 + $104,570
$129,177
2017
$1,313 (+1.2%)
$23,652 + $100,510
$124,162
2016
$1,297 (+2.4%)
$23,652 + $100,510
$124,162
2015
$1,267 (+3.9%)
$23,189 + $98,540
$121,729
2014
$1,219 (+0.1%)
$22,396 + $95,160
$117,556
2013
$1,218 (+2.4%)
$22,396 + $95,160
$117,556
2012
$1,189 (+2.0%)
$22,296 + $94,731
$117,027
2011
$1,165 (+2.9%)
$21,859 + $92,874
$114,733
2010
$1,132 (+0.4%)
$21,431 + $91,053
$112,484
2009
$1,128 (+2.0%)
$21,272 + $90,373
$111,645
2008
$1,106
$21,323 + $90,589
$111,912
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
A-1-20
Agricultural Low Density Zone
It is hereby found and declared that the City of Norco lies in a natural setting of rural, scenic and historical beauty; that this rural environment generates a strong characteristic for development of Norco as a new equestrian focal point in southern California; that this unique rural environment and historically significant location contributes a material economic advantage to the citizens, businesses, and industries within the City and particularly to the property owners who reside therein; and that development in an orderly manner with compatible uses and appearances of structures within and between zones and with the natural rural environment is necessary to maintain such historic and economic advantage, to stabilize, protect, and maintain property values, and to encourage permanence of desirable residential areas.This zone is intended to provide and encourage the development of agriculturally oriented low-density living areas designed to take advantage of the rural environment, as well as the outdoor recreation potential of the community by maintaining contiguous undeveloped open land on each and every residential lot.
Permitted uses
Include but are not limited to:
Greenhouse / nursery
Livestock production
Housing-Single unit
Housing-Other
Processing
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard
Park & open space
Property details
Interior
Bathroom Information
# of Full Baths: 1
# of 3/4 Baths: 1
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Pool Information
Has Pool
Property Information
Living Sq. Ft: 1,891
Adjusted Gross Sq. Ft: 1,891
Building Sq. Ft: 2,374
# of Stories: 1
Stories Type: 1
Legal Description: LOT 61 MB 082/019 TR 5777-1
Parking & Garage Information
# of Parking Spaces: 1
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 483
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 20,909
Legal Lot Number: 61
Municipality Name: CITY OF NORCO
Acres: 0.48
Zoning Code: A120M
County Use Description: SINGLE FAMILY DWELLING
Utility Information
Electricity / Wiring Type: Available
Financial
Assessor Information
Assessment Year: 2025
Tax Area: CITY OF NORCO
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,891
Stories: 1.0
Lot Size: 0.48 acres
Style: Single Family Residential
Year Built: 1975
Year Renovated: 1976
County: Riverside County
APN: 121310050
Home facts updated by county records on Aug 7, 2026
Around this home
Schools
Highland Elementary School
Public K-6 • Assigned • 2.4mi
9/10
Norco Intermediate School
Public 7-8 • Assigned • 3.1mi
6/10
Norco High School
Public 9-12 • Assigned • 2.9mi
6/10
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
5/10 Fire Factor
7% chance of being in a wildfire in next 30 years
7/10 Heat Factor
7 days above 101° expected this year, 20 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
19 unhealthy days expected this year, 23 days in 30 years
Provided by First Street
Historical weather
Norco, CA • 92860
Average low and high temperatures (°F)
70
50
73
52
76
54
75
54
78
58
84
62
87
64
93
69
89
66
84
58
74
51
72
50
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.8 hours in
June and 6.9 hours in December, placing it above the
U.S. average for solar exposure.
9.8 hrs
6.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$792,000 – $959,000
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