9417 Mellenbrook Rd is a 1,606 square foot house on a 0.39 acre lot with 2 bathrooms. Based on Redfin's Columbia data, we estimate the home's value is $515,074.
Single-familyProperty Type
1970Year Built
0.39 acresLot Size
$321Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$515,074
$3,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.1% lower than the average sale price ($566K) 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
$6,624 (+6.6%)
$217,900 + $228,600
$446,500
2024
$6,216 (+10.1%)
2023
$5,648 (+6.2%)
2022
$5,321 (+6.7%)
$197,900 + $163,500
$361,400
2021
$4,988 (+5.1%)
2020
$4,746
2019
$4,746 (+5.9%)
$134,900 + $166,500
$301,400
2018
$4,480 (−0.7%)
$134,900 + $166,500
$301,400
2017
$4,513 (+3.2%)
$134,900 + $170,000
$304,900
2015
$4,373
$134,900 + $165,300
$300,200
2014
$4,374 (+2.5%)
2013
$4,268 (+2.0%)
2012
$4,184 (+3.4%)
2011
$4,048 (+4.2%)
2010
$3,885 (+41.1%)
2009
$2,753
Tax history for 9417 Mellenbrook Rd
Year
Property tax
Land + Additions
Assessment*
2025
$6,624 (+6.6%)
$217,900 + $228,600
$446,500
2024
$6,216 (+10.1%)
2023
$5,648 (+6.2%)
2022
$5,321 (+6.7%)
$197,900 + $163,500
$361,400
2021
$4,988 (+5.1%)
2020
$4,746
2019
$4,746 (+5.9%)
$134,900 + $166,500
$301,400
2018
$4,480 (−0.7%)
$134,900 + $166,500
$301,400
2017
$4,513 (+3.2%)
$134,900 + $170,000
$304,900
2015
$4,373
$134,900 + $165,300
$300,200
2014
$4,374 (+2.5%)
2013
$4,268 (+2.0%)
2012
$4,184 (+3.4%)
2011
$4,048 (+4.2%)
2010
$3,885 (+41.1%)
2009
$2,753
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Air Conditioning Type: Split System
Heating Type: Hot Air
Fireplace Information
# of Fireplaces: 1
Fireplace Type: 1 Story Brick
Has Fireplace
Exterior
Exterior Information
Building Construction Quality: Average
Exterior Wall: Frame
Building Type: Single Family
Property Information
Subdivision Name: THUNDER HILL
Living Sq. Ft: 1,606
Building Sq. Ft: 2,068
# of Stories: 1
Stories Type: 1 Story With Basement
Legal Description: LOT 274 .389 A 9417 MELLENBROOK RD THUNDER HILL
Parking & Garage Information
Parking Type: Attached Frame Garage
Garage/Parking Sq. Ft: 462
Garage / Carport Type: Attached Frame
Lot Information
# of Buildings: 1
Land Sq. Ft: 16,940
Legal Lot Number: 274
Acres: 0.3889
Zoning Code: NT
State Use Description: RESIDENTIAL
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Tax District County: 16
Public facts
Beds: —
Baths: 2.0
Sq. Ft.: 1,606
Stories: 1.0
Lot Size: 0.39 acres
Style: Single Family Residential
Year Built: 1970
Year Renovated: —
County: Howard County
APN: 16 098450
Home facts updated by county records on Jul 17, 2026
Around this home
Schools
Thunder Hill Elementary School
Public K-5 • Assigned • 0.3mi
7/10
Oakland Mills Middle School
Public 6-8 • Assigned • 1.4mi
7/10
Oakland Mills High School
Public 9-12 • Assigned • 1.3mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
The Columbia real estate market remains active, with homes selling in an average of 15 days and typically closing slightly above the asking price. While buyer demand remains strong, the median sales price has declined 19.1% from this time last year...