421 Romona Rd is a 1,127 square foot house on a 7,210 square foot lot with 3 bedrooms and 1 bathroom. Based on Redfin's Wilmette data, we estimate the home's value is $537,987.
Single-familyProperty Type
1955Year Built
7,210 sq ftLot Size
$477Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$537,987
$49K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.7% lower than the average sale price ($553K) of 5 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2023
$7,942 (+28.2%)
$15,141 + $33,382
$48,523
2022
$6,195 (+46.2%)
$12,617 + $22,382
$34,999
2021
$4,236 (+9.1%)
$9,012 + $28,522
$37,534
2020
$3,882 (−51.5%)
$9,012 + $28,522
$37,534
2019
$8,001 (+100.0%)
$9,012 + $32,235
$41,247
2018
$4,002 (+4.7%)
$7,570 + $31,059
$38,629
2017
$3,823 (−10.3%)
$7,570 + $31,059
$38,629
2016
$4,262 (−16.6%)
$7,570 + $31,059
$38,629
2015
$5,112 (+3.8%)
$6,308 + $26,468
$32,776
2014
$4,926 (+2.3%)
$6,308 + $26,468
$32,776
2013
$4,816 (+13.4%)
$6,308 + $26,468
$32,776
2012
$4,247 (+7.4%)
$7,029 + $26,483
$33,512
2011
$3,955 (+14.3%)
$7,029 + $26,483
$33,512
2010
$3,461 (+21.5%)
$7,029 + $26,483
$33,512
2009
$2,849 (−34.3%)
$7,210 + $35,900
$43,110
2008
$4,334 (+4.2%)
$11,536 + $33,842
$45,378
2007
$4,158
$11,536 + $33,842
$45,378
Tax history for 421 Romona Rd
Year
Property tax
Land + Additions
Assessment*
2023
$7,942 (+28.2%)
$15,141 + $33,382
$48,523
2022
$6,195 (+46.2%)
$12,617 + $22,382
$34,999
2021
$4,236 (+9.1%)
$9,012 + $28,522
$37,534
2020
$3,882 (−51.5%)
$9,012 + $28,522
$37,534
2019
$8,001 (+100.0%)
$9,012 + $32,235
$41,247
2018
$4,002 (+4.7%)
$7,570 + $31,059
$38,629
2017
$3,823 (−10.3%)
$7,570 + $31,059
$38,629
2016
$4,262 (−16.6%)
$7,570 + $31,059
$38,629
2015
$5,112 (+3.8%)
$6,308 + $26,468
$32,776
2014
$4,926 (+2.3%)
$6,308 + $26,468
$32,776
2013
$4,816 (+13.4%)
$6,308 + $26,468
$32,776
2012
$4,247 (+7.4%)
$7,029 + $26,483
$33,512
2011
$3,955 (+14.3%)
$7,029 + $26,483
$33,512
2010
$3,461 (+21.5%)
$7,029 + $26,483
$33,512
2009
$2,849 (−34.3%)
$7,210 + $35,900
$43,110
2008
$4,334 (+4.2%)
$11,536 + $33,842
$45,378
2007
$4,158
$11,536 + $33,842
$45,378
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jul 30, 2025 • Final
Roof permi
Roofing
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
Basement Information
Basement Finish: Unfinished
Basement Type: Full
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Warm Air
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Bungalow
Exterior Wall: Masonry
Building Type: Residential
Property Information
Subdivision Name: THELIN & RIX WILMETTE AVE A
Living Sq. Ft: 1,127
# of Stories: 1
Stories Type: 1
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Detached Garage
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,210
Legal Lot Number: 35
Acres: 0.1655
County Use Description: RESID 1 STORY
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,127
Stories: 1.0
Lot Size: 7,210 square feet
Style: Single Family Residential
Year Built: 1955
Year Renovated: —
County: Cook County
APN: 05323100080000
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
Romona Elementary School
Public PreK-4 • Assigned • 0.2mi
10/10
Wilmette Junior High School
Public 7-8 • Assigned • 0.4mi
8/10
New Trier Township H S Northfield
Public 9 • Assigned • 1.6mi
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
7 days above 98° expected this year, 14 days in 30 years
2/10 Wind Factor
0% chance of strong winds in next 30 years
3/10 Air Factor
4 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Wilmette, IL • 60091
Average low and high temperatures (°F)
30
16
37
23
53
34
59
42
65
48
79
62
84
68
80
65
75
60
67
50
51
39
37
24
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.3 hours in
June and 3.3 hours in December, placing it below the
U.S. average for solar exposure.
10.3 hrs
3.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$512,000 – $619,000
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