Google street view image for 4818 Bonnie Br, Ellicott City, MD 21043

Sold

$702,385

Est. refi paymentEst. refi $1,482/mo

—

•

2.5 ba

•

2,444

sq ft

4818 Bonnie Br, Ellicott City, MD 21043

About this home

Single-familyProperty Type

1947Year Built

3 acresLot Size

$287Est. Price/Sq.Ft.

1 spaceParking

Source:Public Records

Redfin Estimate

$702,385

$546K since sold in November 1997$2,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 3.8% higher than the average sale price ($677K) of 6 comparable homes.

SOLD AUG 11, 2026
$640,000
A
3 beds3 baths2,500 sq ft
5209 Kerger Rd, Ellicott City, MD 21043
SOLD JUL 14, 2026
$510,000
B
3 beds1.5 baths2,042 sq ft
7902 Nottingham Way, Ellicott City, MD 21043
SOLD JUL 31, 2026
$605,000
C
3 beds2.5 baths2,314 sq ft
4805 S Haven Dr, Ellicott City, MD 21043
SOLD AUG 14, 2026
$905,000
D
4 beds2.5 baths2,319 sq ft
6890 Norris Ln, Elkridge, MD 21075
SOLD SEP 18, 2026
$700,000
E
5 beds3 baths2,355 sq ft
4786 Beechwood Rd, Ellicott City, MD 21043
SOLD AUG 14, 2026
$700,000
F
4 beds3.5 baths3,565 sq ft
4900 Ilchester Rd, Ellicott City, MD 21043

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Earn from this home

Sell

$659,983

Est. take-home

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Refinance

Est. cash available

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Rent

$2,347/mo

Redfin rental estimate

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Market trends in 21043, MD

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

101.7%

+0.1% MoM

Median sale price

$642K

$8K MoM

Avg. days on market

27d

0 days MoM

Recently sold homes

133

19 MoM

New listings for sale

COMING SOON
3157 Sonia Trl #110, Ellicott City, MD 21043
$465,000
3 beds2.5 baths1,544 sq ft
3157 Sonia Trl #110, Ellicott City, MD 21043
(202) 556-9721
LISTED BY REDFIN 15 HRS AGO
$475,000
3 beds2.5 baths1,812 sq ft
8068 Brightwood Ct, Ellicott City, MD 21043
$395,000
2 beds2 baths1,660 sq ft
8801 Bosley Rd #203, Ellicott City, MD 21043
(410) 312-0000
OPEN TODAY, 1PM TO 3PM
$325,000
2 beds2 baths954 sq ft
7640 Stony Creek Ln #7640, Ellicott City, MD 21043
(888) 860-7369
OPEN TODAY, 1PM TO 3PM
$782,000
4 beds4.5 baths2,924 sq ft
6050 Logans Way, Ellicott City, MD 21043
(301) 854-2155
COMING SOON
$675,000
3 beds3 baths2,000 sq ft
4502 Bathgate Ct, Ellicott City, MD 21043
(410) 465-1770
OPEN TODAY, 1PM TO 3PM
$809,900
4 beds3.5 baths3,139 sq ft
8514 Rosecroft Ter, Ellicott City, MD 21043
(410) 220-5745
$599,000
3 beds3 baths2,358 sq ft
4614 Dower Dr, Ellicott City, MD 21043
(410) 220-5745
OPEN TODAY, 1PM TO 3PM
$819,900
4 beds2.5 baths2,224 sq ft
4721 Yorkshire Dr, Ellicott City, MD 21043
(410) 220-5745
OPEN NOV 7, 12PM TO 2PM
$340,500
2 beds2.5 baths950 sq ft
7734 Mayfair Cir Unit B, Ellicott City, MD 21043
(410) 740-7100
See all

Provided by Redfin

Sale history for 4818 Bonnie Br

Year

Property tax

Land + Additions

Assessment*

2026

$10,419 (+4.7%)

$286,200 + $396,600

$682,800

2025

$9,955 (+4.7%)

$286,200 + $396,600

$682,800

2024

$9,511 (+6.6%)

2023

$8,924 (+5.2%)

2022

$8,483 (+4.4%)

$291,200 + $298,400

$589,600

2021

$8,126 (+41.3%)

2020

$5,750

2019

$5,750 (+6.3%)

$200,000 + $309,100

$509,100

2018

$5,410 (+4.3%)

$200,000 + $171,300

$371,300

2017

$5,186 (+15.9%)

$200,000 + $172,700

$372,700

2015

$4,473 (−5.2%)

$236,200 + $98,900

$335,100

2014

$4,717 (+3.6%)

2013

$4,553 (−1.2%)

2012

$4,609 (+3.8%)

2011

$4,442 (+3.7%)

2010

$4,285 (+63.1%)

2009

$2,627

Tax history for 4818 Bonnie Br

Year

Property tax

Land + Additions

Assessment*

2026

$10,419 (+4.7%)

$286,200 + $396,600

$682,800

2025

$9,955 (+4.7%)

$286,200 + $396,600

$682,800

2024

$9,511 (+6.6%)

2023

$8,924 (+5.2%)

2022

$8,483 (+4.4%)

$291,200 + $298,400

$589,600

2021

$8,126 (+41.3%)

2020

$5,750

2019

$5,750 (+6.3%)

$200,000 + $309,100

$509,100

2018

$5,410 (+4.3%)

$200,000 + $171,300

$371,300

2017

$5,186 (+15.9%)

$200,000 + $172,700

$372,700

2015

$4,473 (−5.2%)

$236,200 + $98,900

$335,100

2014

$4,717 (+3.6%)

2013

$4,553 (−1.2%)

2012

$4,609 (+3.8%)

2011

$4,442 (+3.7%)

2010

$4,285 (+63.1%)

2009

$2,627

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning

Beds

—

Baths

2.5

Stories

Lot width

—

Lot depth

—

Lot size

3 Acres

Year renovated

—

Sq. Ft.

2,444

Year built

1947

Style

Single Family Residential

County

Howard County

APN

02 250624

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 4, 2026.

R-20

Residential Single District

The R-20 District is established to permit single-family detached dwelling units at approximately 2 units per acre. The District reflects the established single-family neighborhood characteristics of many of the stable residential areas of the county.

Permitted uses

Include but are not limited to:

Agriculture
Housing-Single unit
Infrastructure
Public service
Educational/school
Fire house
Recreation
Communications tower

Property details

Around this home

Schools

Ilchester Elementary School

Public PreK-5 • Assigned • 0.6mi

8/10

Bonnie Branch Middle School

Public 6-8 • Assigned • 0.6mi

7/10

Howard High School

Public 9-12 • Assigned • 1.9mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

9/10 Flood Factor

Estimated 80%+ chance 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

6/10 Heat Factor

7 days above 104° expected this year, 15 days in 30 years

4/10 Wind Factor

17% chance of strong winds in next 30 years

4/10 Air Factor

5 unhealthy days expected this year, 6 days in 30 years

Provided by First Street

Historical weather

Ellicott City, MD • 21043

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.2 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$668,000 – $808,000

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Nearby similar homes

$625,000

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NEW CONSTRUCTION

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New listings for sale in 21043

COMING SOON

$465,000

3 beds2.5 baths1,544 sq ft

3157 Sonia Trl #110, Ellicott City, MD 21043

$192 HOA • Built 1992

(202) 556-9721

LISTED BY REDFIN 15 HRS AGO

$475,000

3 beds2.5 baths1,812 sq ft

8068 Brightwood Ct, Ellicott City, MD 21043

Open-concept layout • Private deck • $47 HOA

$395,000

2 beds2 baths1,660 sq ft

8801 Bosley Rd #203, Ellicott City, MD 21043

Open floor plan • Bright sunroom • Community amenities

(410) 312-0000

OPEN TODAY, 1PM TO 3PM

$325,000

2 beds2 baths954 sq ft

7640 Stony Creek Ln #7640, Ellicott City, MD 21043

One-level living • Two-toned cabinetry • Breakfast bar

(888) 860-7369

OPEN TODAY, 1PM TO 3PM

$782,000

4 beds4.5 baths2,924 sq ft

6050 Logans Way, Ellicott City, MD 21043

Custom floor plan • Gourmet kitchen area • Walk-in pantry

(301) 854-2155

COMING SOON

$675,000

3 beds3 baths2,000 sq ft

4502 Bathgate Ct, Ellicott City, MD 21043

Stone-front townhome • Versatile bonus room • 42-inch cabinetry

(410) 465-1770

OPEN TODAY, 1PM TO 3PMVIDEO TOUR

$809,900

4 beds3.5 baths3,139 sq ft

8514 Rosecroft Ter, Ellicott City, MD 21043

Cul-de-sac • Hardwood floors • Expansive kitchen

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3 beds3 baths2,358 sq ft

4614 Dower Dr, Ellicott City, MD 21043

Updated kitchen • Finished lower level • Large storage area

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OPEN TODAY, 1PM TO 3PMVIDEO TOUR

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Home values near 4818 Bonnie Br

Data from public records.

Address	Redfin Estimate
4791 Bonnie Branch Road, Ellicott City, MD 3 Beds \| 2 Baths \| 2184 Sq. Ft.	$670,931
4869 Bonnie Branch Road, Ellicott City, MD 3 Beds \| 2 Baths \| 1350 Sq. Ft.	$650,917

Address	Redfin Estimate
4805 Bonnie Branch Road, Ellicott City, MD - Beds \| 2.5 Baths \| 2545 Sq. Ft.	$700,045
4849 Bonnie Branch Road, Ellicott City, MD - Beds \| 2.5 Baths \| 2258 Sq. Ft.	$497,059

Address	Redfin Estimate
4825 Bonnie Branch Road, Ellicott City, MD - Beds \| 1 Baths \| 832 Sq. Ft.	$556,061
4845 Bonnie Branch Road, Ellicott City, MD 4 Beds \| 3 Baths \| 3390 Sq. Ft.	$866,313

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