As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$235 (+6.5%)
$21,061
2024
$221 (+5.0%)
$21,061
2023
$210 (+9.8%)
$20,058
2022
$192 (−4.5%)
$18,923
2021
$201 (+4.8%)
$17,202
2020
$192 (+8.6%)
$18,022
2019
$176 (+0.3%)
$16,383
2018
$176 (+0.5%)
$28,518
2017
$175 (−0.7%)
$15,906
2016
$176 (+0.6%)
$15,906
2015
$175 (+15.9%)
$15,906
2014
$151 (−0.6%)
$13,994
2013
$152 (+0.3%)
$13,994
2012
$151 (+7.6%)
$13,994
2011
$141 (+2.2%)
$13,994
2010
$138 (−32.5%)
$13,000
2009
$204 (+61.6%)
$13,000
2008
$126
$19,404
Tax history for 4840 Roundup Rd
Year
Property tax
Land + Additions
Assessment*
2025
$235 (+6.5%)
$21,061
2024
$221 (+5.0%)
$21,061
2023
$210 (+9.8%)
$20,058
2022
$192 (−4.5%)
$18,923
2021
$201 (+4.8%)
$17,202
2020
$192 (+8.6%)
$18,022
2019
$176 (+0.3%)
$16,383
2018
$176 (+0.5%)
$28,518
2017
$175 (−0.7%)
$15,906
2016
$176 (+0.6%)
$15,906
2015
$175 (+15.9%)
$15,906
2014
$151 (−0.6%)
$13,994
2013
$152 (+0.3%)
$13,994
2012
$151 (+7.6%)
$13,994
2011
$141 (+2.2%)
$13,994
2010
$138 (−32.5%)
$13,000
2009
$204 (+61.6%)
$13,000
2008
$126
$19,404
*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
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Central
Exterior
Exterior Information
Roof Covering Type: Rock
Roof Shape Type: Rock
Mobile Home Information
Is Mobile Home
Property Information
Living Sq. Ft: 672
Building Sq. Ft: 672
# of Stories: 1
Stories Type: 1
Lot Information
# of Buildings: 1
Municipality Name: CITY OF NORCO
County Use Description: MH (LPT) ON LEASED LAND (ML)
Utility Information
Electricity / Wiring Type: Available
Financial
Assessor Information
Assessment Year: 2025
Tax Area: CITY OF NORCO
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 672
Stories: 1.0
Lot Size: —
Style: Mobile/Manufactured Home
Year Built: 1990
Year Renovated: 1990
County: Riverside County
APN: 009713283
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
Try the sun simulator tool to see how light moves across the property at different times of day and year.