As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$63 (+2.0%)
$4,490
2024
$62 (+2.2%)
$4,360
2023
$60 (+2.4%)
$4,240
2022
$59 (+14.9%)
$4,120
2021
$51 (+14.0%)
$4,000
2020
$45 (−7.1%)
$3,890
2019
$48 (+8.7%)
$3,780
2018
$45 (+33.7%)
$3,570
2017
$33 (+7.6%)
$2,310
2016
$31 (+24.0%)
$2,190
2014
$25 (+9.4%)
$2,010
2013
$23 (−6.6%)
$1,760
2012
$24 (+4.1%)
$1,920
2011
$24 (−11.5%)
$1,820
2010
$27 (+170.8%)
$2,120
2008
$10
$550
Tax history for 3990 Oak Knoll Rd NW
Year
Property tax
Land + Additions
Assessment*
2025
$63 (+2.0%)
$4,490
2024
$62 (+2.2%)
$4,360
2023
$60 (+2.4%)
$4,240
2022
$59 (+14.9%)
$4,120
2021
$51 (+14.0%)
$4,000
2020
$45 (−7.1%)
$3,890
2019
$48 (+8.7%)
$3,780
2018
$45 (+33.7%)
$3,570
2017
$33 (+7.6%)
$2,310
2016
$31 (+24.0%)
$2,190
2014
$25 (+9.4%)
$2,010
2013
$23 (−6.6%)
$1,760
2012
$24 (+4.1%)
$1,920
2011
$24 (−11.5%)
$1,820
2010
$27 (+170.8%)
$2,120
2008
$10
$550
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 10, 2014 • Final
Residential plumbing
Construct a single-family home and connect it to a new septic system.
New construction
Plumbing
Aug 10, 2014 • Final
Residential manufactured dwelling
Install a manufactured home and connect it to a new septic system.
New construction
Plumbing
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
Bathroom Information
# of Full Baths: 1
Room Information
# of Rooms: 5
Exterior
Exterior Information
Building Type: Mobile Home Single Wide
Mobile Home Information
Is Mobile Home
Property Information
Living Sq. Ft: 470
Ground Floor Sq. Ft: 470
Building Sq. Ft: 470
Lot Information
# of Buildings: 1
Land Sq. Ft: 216,457
Acres: 4.9692
State Use Description: MISC RESID/MOBILE HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 470
Stories: —
Lot Size: 4.97 acres
Style: Mobile/Manufactured Home
Year Built: 1967
Year Renovated: 1967
County: Polk County
APN: 568624
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
Brush College Elementary School
Public K-5 • Assigned • 4.9mi
7/10
Straub Middle School
Public 6-8 • Assigned • 5.6mi
5/10
West Salem High School
Public 9-12 • Assigned • 5.7mi
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
3/10 Fire Factor
0.46% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 92° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Salem, OR • 97304
Average low and high temperatures (°F)
46
34
48
36
55
41
63
42
68
46
75
51
82
54
83
57
76
53
62
44
51
41
48
39
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.