Google street view image for 4300 Round Knoll Rd, Baldwin, MD 21013

Off market may 2019 for $525K

$746,313

Est. refi paymentEst. refi $3,011/mo

—

•

3.5 ba

•

2,758

sq ft

4300 Round Knoll Rd, Baldwin, MD 21013

About this home

4300 Round Knoll Rd is a 2,758 square foot house on a 1.29 acre lot with 3.5 bathrooms. - it last sold on May 14, 2019 for $525,000. Based on Redfin's Baldwin data, we estimate the home's value is $746,313.

Single-familyProperty Type

1985Year Built

1.29 acresLot Size

$271Est. Price/Sq.Ft.

2 spacesParking

Source:Public Records

Redfin Estimate

$746,313

$221K since sold in May 2019$2,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.2% lower than the average sale price ($756K) of 6 comparable homes.

SOLD OCT 2, 2026
$699,000
A
4 beds3 baths3,670 sq ft
13908 Foxland Rd, Phoenix, MD 21131
SOLD OCT 30, 2026
$770,000
B
5 beds3.5 baths3,453 sq ft
14615 Manor Rd, Phoenix, MD 21131
SOLD APR 15, 2026
$850,000
C
4 beds3.5 baths3,301 sq ft
13 Farm Ridge Ct, Baldwin, MD 21013
SOLD AUG 19, 2026
$815,000
D
5 beds3.5 baths3,690 sq ft
16 Farm Ridge Ct, Baldwin, MD 21013
SOLD MAY 1, 2026
$650,000
E
4 beds3 baths3,320 sq ft
14017 Manor Rd, Baldwin, MD 21013
SOLD MAY 15, 2026
$750,000
F
4 beds2.5 baths2,920 sq ft
4901 Carroll Ct, Baldwin, MD 21013

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Earn from this home

Sell

$345,390

Est. take-home

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Refinance

Est. cash available

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Rent

$3,802/mo

Redfin rental estimate

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Market trends in 21013, MD

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.7%

1.2% MoM

Median sale price

$757K

$64K MoM

Avg. days on market

14d

2 days MoM

Recently sold homes

4 MoM

New listings for sale

OPEN SUN, 12PM TO 2PM
$675,000
5 beds2.5 baths3,440 sq ft
7 Drew Ct, Baldwin, MD 21013
(410) 914-4100
See all

Provided by Redfin

Sale history for 4300 Round Knoll Rd

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Year

Property tax

Land + Additions

Assessment*

2026

$7,203 (+8.5%)

2025

$6,640 (+8.3%)

2024

$6,133 (+9.0%)

2023

$5,625 (+10.9%)

2022

$5,072 (+3.5%)

2021

$4,902 (+4.6%)

$123,400 + $293,900

$417,300

2020

$4,686 (+4.8%)

2019

$4,470 (+11.0%)

2018

$4,028 (+5.1%)

2017

$3,832 (+2.2%)

2015

$3,749 (−13.7%)

$123,400 + $177,800

$301,200

2014

$4,342 (+0.9%)

$154,300 + $195,800

$350,100

2013

$4,303 (+0.7%)

$154,300 + $195,800

$350,100

2012

$4,273 (−15.6%)

2011

$5,063

2010

$5,063 (+2.7%)

2009

$4,931

Tax history for 4300 Round Knoll Rd

Year

Property tax

Land + Additions

Assessment*

2026

$7,203 (+8.5%)

2025

$6,640 (+8.3%)

2024

$6,133 (+9.0%)

2023

$5,625 (+10.9%)

2022

$5,072 (+3.5%)

2021

$4,902 (+4.6%)

$123,400 + $293,900

$417,300

2020

$4,686 (+4.8%)

2019

$4,470 (+11.0%)

2018

$4,028 (+5.1%)

2017

$3,832 (+2.2%)

2015

$3,749 (−13.7%)

$123,400 + $177,800

$301,200

2014

$4,342 (+0.9%)

$154,300 + $195,800

$350,100

2013

$4,303 (+0.7%)

$154,300 + $195,800

$350,100

2012

$4,273 (−15.6%)

2011

$5,063

2010

$5,063 (+2.7%)

2009

$4,931

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

Property details

Interior

Basement Information
Basement Sq. Ft: 630
Basement Finish: Finished
Basement Type: Finished

Bathroom Information
# of Full Baths: 3
# of 1/2 Baths: 1

Heating & Cooling
Air Conditioning Type: Split System
Heating Type: Hot Air

Fireplace Information
# of Fireplaces: 1
Fireplace Type: 2 Story Brick
Has Fireplace

Exterior

Exterior Information
Building Construction Quality: Average
Exterior Wall: Aluminum/Vinyl
Building Type: Single Family

Pool Information
Pool Type: Concrete
Has Pool

Property Information
Subdivision Name: SWEET AIR MANOR
Living Sq. Ft: 2,758
Building Sq. Ft: 3,330
# of Stories: 2
Stories Type: 2 Story With Basement
Legal Description: 4300 ROUND KNOLL RD SWEET AIR MANOR

Parking & Garage Information
Parking Type: Attached Frame Garage
Garage/Parking Sq. Ft: 572
Garage / Carport Type: Attached Frame

Lot Information
# of Buildings: 1
Land Sq. Ft: 56,192
Legal Lot Number: 1
Legal Block Number: F
Acres: 1.29
Depth Footage: 202.95
Front Footage: 365.81
Zoning Code: RC 5
State Use Description: RESIDENTIAL

Utility Information
Sewer Type: Private

Financial

Assessor Information
Assessment Year: 2026
Tax District County: 10

Public facts

Beds: —
Baths: 3.5
Sq. Ft.: 2,758
Stories: 2.0
Lot Size: 1.29 acres
Style: Single Family Residential
Year Built: 1985
Year Renovated: —
County: Baltimore County
APN: 10 1018010501

Home facts updated by county records on Oct 21, 2026

Around this home

Schools

K - 12
Preschool & daycare

Carroll Manor Elementary School

Public K-5 • Assigned • 1.3mi

10/10

Cockeysville Middle School

Public 6-8 • Assigned • 6.3mi

7/10

Dulaney High School

Public 9-12 • Assigned • 5.9mi

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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 105° expected this year, 15 days in 30 years

5/10 Wind Factor

24% chance of strong winds in next 30 years

4/10 Air Factor

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

Provided by First Street

Historical weather

Baldwin, MD • 21013

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 4.3 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$709,000 – $859,000

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New listings for sale in 21013

OPEN SUN, 12PM TO 2PM

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Home values near 4300 Round Knoll Rd

Data from public records.

Address	Redfin Estimate
4303 Round Knoll Rd, Baldwin, MD - Beds \| 1.5 Baths \| 1970 Sq. Ft.	$518,484
4307 Round Knoll Rd, Baldwin, MD 4 Beds \| 2.5 Baths \| 2544 Sq. Ft.	$693,592
4302 Old Farm Rd, Baldwin, MD 4 Beds \| 2.5 Baths \| 3033 Sq. Ft.	$640,703
14300 Dairydale Rd, Baldwin, MD - Beds \| 3.5 Baths \| 2378 Sq. Ft.	$687,664
14306 Dairydale Rd, Baldwin, MD 5 Beds \| 3 Baths \| 1761 Sq. Ft.	$646,522
4303 Old Farm Rd, Baldwin, MD - Beds \| 3 Baths \| 1920 Sq. Ft.	$575,144
14310 Dairydale Rd, Baldwin, MD - Beds \| 2.5 Baths \| 1924 Sq. Ft.	$584,059

Address	Redfin Estimate
4305 Round Knoll Rd, Baldwin, MD 4 Beds \| 2.5 Baths \| 2160 Sq. Ft.	$595,523
4301 Old Farm Rd, Baldwin, MD 5 Beds \| 2.5 Baths \| 1996 Sq. Ft.	$619,207
4304 Old Farm Rd, Baldwin, MD 3 Beds \| 3 Baths \| 1798 Sq. Ft.	$545,917
14302 Dairydale Rd, Baldwin, MD - Beds \| 2.5 Baths \| 2052 Sq. Ft.	$577,460
14307 Dairydale Rd, Baldwin, MD 4 Beds \| 2.5 Baths \| 2168 Sq. Ft.	$655,708
14301 Dairydale Rd, Baldwin, MD - Beds \| 2.5 Baths \| 2700 Sq. Ft.	$616,979
14311 Dairydale Rd, Baldwin, MD 3 Beds \| 2.5 Baths \| 1854 Sq. Ft.	$569,183

Address	Redfin Estimate
4304 Round Knoll Rd, Baldwin, MD 4 Beds \| 2.5 Baths \| 2470 Sq. Ft.	$672,517
4404 Old Farm Rd, Baldwin, MD 4 Beds \| 2.5 Baths \| 1520 Sq. Ft.	$585,127
14303 Dairydale Rd, Baldwin, MD - Beds \| 2.5 Baths \| 1820 Sq. Ft.	$582,205
14304 Dairydale Rd, Baldwin, MD - Beds \| 2.5 Baths \| 2604 Sq. Ft.	$617,643
4306 Old Farm Rd, Baldwin, MD - Beds \| 2 Baths \| 2560 Sq. Ft.	$579,417
14308 Dairydale Rd, Baldwin, MD 4 Beds \| 2.5 Baths \| 2660 Sq. Ft.	$706,422
4303 Farmfield Ct, Baldwin, MD 4 Beds \| 2.5 Baths \| 2756 Sq. Ft.	$727,443

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About this home

Redfin Estimate

Earn from this home

Market trends in 21013, MD

Sale history for 4300 Round Knoll Rd

Tax history for 4300 Round Knoll Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 21013

Home values near 4300 Round Knoll Rd

More real estate resources