Google street view image for 12205 Happy Hollow Rd, Cockeysville, MD 21030

Local rules require you to be signed in to see more photos.

 or  for free with no obligation.

Sold
$783,220
Est. refi paymentEst. refi $3,645/mo
—
bd
•
3.5 ba
•
3,978
sq ft

12205 Happy Hollow Rd, Cockeysville, MD 21030

map-entry

About this home

PRICE REDUCTION!! Brick, Porch Front, Colonial In Perfect Setting Along Falls Road Corridor. This Home Has Been Impeccably Maintained. 3 Bd. , 2.5 Ba With Hardwood Floors On Two Levels. Gorgeous Sunroom Addition Off Family Room To Brick Paver Patio And Walkways. Meticulously Maintained 1.7 Acre Flat Lot Bordered By Trees. Pellet Sove In Family Room, Finished LL.

Single-familyProperty Type
1983Year Built
1.7 acresLot Size
$197Est. Price/Sq.Ft.
2 spacesParking
Source:Public Records

Redfin Estimate

$783,220
$227K since sold in December 2004$1,000 since October

This home's estimate is 8.6% higher than the average sale price ($721K) of 5 comparable homes.

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell
$736,178
Est. take-home

List your home with Redfin and save $7,832

Refinance
$0
Est. cash available

Get cash now or lower your monthly rate

Rent
$3,776/mo
Redfin rental estimate

List your home for rent

Market trends in 21030, MD

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price
99.2%

1.4% MoM

Median sale price
$567K

$93K MoM

Avg. days on market
38d

4 days MoM

Recently sold homes
51

12 MoM

New listings for sale

Provided by Redfin

Sale history for 12205 Happy Hollow Rd

Tax history for 12205 Happy Hollow Rd

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

Public record

Beds
—
Baths
3.5
Stories
2
Lot width
—
Lot depth
—
Lot size
1.7 Acres
Year renovated
—
Sq. Ft.
3,978
Year built
1983
Style
Single Family Residential
County
Baltimore County
APN
08 1900006031
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 21, 2026.

Property details

Around this home

Schools

Mays Chapel Elementary School

Public PreK-5 • Assigned • 0.3mi

9/10
Ridgely Middle School

Public 6-8 • Assigned • 3.7mi

8/10
Dulaney High School

Public 9-12 • Assigned • 3.4mi

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, 14 days in 30 years

4/10 Wind Factor

21% chance of strong winds in next 30 years

3/10 Air Factor

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

Provided by First Street

Historical weather

Cockeysville, MD • 21030
Average low and high temperatures (°F)
37
23
43
28
60
39
68
48
73
55
84
65
89
71
81
63
79
61
67
47
57
39
43
28
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
$745,000 – $901,000

Reach more buyers when you sell with Redfin. Save up to $7,832 in fees. 3 minutes to get started.

Get a free, detailed breakdown of how we calculated your estimate.

Nearby similar homes

$1,499,500
6 beds8 baths7,758 sq ft
903 Ivy Hill Rd, Cockeysville, MD 21030
New water heaters • 1.58 acre lot • 3 garage spots
(410) 823-0033
NEW CONSTRUCTION
$2,600,000
5 beds5.5 baths6,859 sq ft
1505 - B Peachwood Ln, Timonium, MD 21093
Large estate lots • Secluded setting • Unique masterpiece
(410) 667-0801
$835,000
5 beds3.5 baths5,528 sq ft
12424 Falls Rd, Cockeysville, MD 21030
Private lot • In-law suite • New kitchen
(410) 823-0033
NEW CONSTRUCTION
$1,406,857
5 beds4.5 baths4,088 sq ft
Lot #1 Meylston Dr, Lutherville Timonium, MD 21093
Open floorplan • 2 staircases • 2 story family room
(717) 963-2903
$900,000
4 beds4.5 baths4,025 sq ft
1503 Near Thicket Ln, Stevenson, MD 21153
Private wooded lot • Renovated bathrooms • Finished basement
(703) 378-8810
$545,000
3 beds1.5 baths1,921 sq ft
12230 Greenspring Ave, Owings Mills, MD 21117
Established gardens • Mature trees • 1.21 acre lot
(888) 860-7369

New listings for sale in 21030

COMING SOON
$370,000
3 beds3 baths1,920 sq ft
35 Silverton Ct, Cockeysville, MD 21030
Granite counters • Private deck • Vaulted ceilings
(410) 453-0500
$399,000
2 beds2 baths1,297 sq ft
400 Symphony Cir Unit 110I, Cockeysville, MD 21030
Remodeled bathrooms • Refreshed kitchen • New appliances
(410) 561-0044
OPEN SAT, 12PM TO 2PM
$545,000
3 beds2 baths2,201 sq ft
1103 Greenway Rd, Cockeysville, MD 21030
Scenic 1.3-acre lot • Brick front patio • Vaulted ceilings
(410) 823-0033
$380,000
3 beds3 baths2,300 sq ft
31 White Pine Ct, Cockeysville, MD 21030
Eat-in kitchen • Hardwood flooring • Composite deck
(410) 823-0033
$299,000
3 beds2.5 baths1,604 sq ft
37 Pickburn Ct Unit C, Cockeysville, MD 21030
Backs to open lawn • New appliances • Private rear patio
(888) 860-7369
COMING SOON
$570,000
5 beds3 baths3,499 sq ft
10509 Gateridge Rd, Cockeysville, MD 21030
Electric fireplace • Bamboo flooring • Quartz countertops
(410) 823-0033
$1,499,500
6 beds8 baths7,758 sq ft
903 Ivy Hill Rd, Cockeysville, MD 21030
New water heaters • 1.58 acre lot • 3 garage spots
(410) 823-0033
$205,000
1 bed1 bath847 sq ft
400 Symphony Cir Unit 67A, Cockeysville, MD 21030
Spacious kitchen • Deep pantry • Ample storage
(410) 280-5600
$275,000
1 bed1 bath1,005 sq ft
400 Symphony Cir Unit 434F, Cockeysville, MD 21030
Loft floorplan • Vaulted ceilings • Wall of windows
(410) 280-5600

Home values near 12205 Happy Hollow Rd

Data from public records.

More real estate resources

Ridgemont homes for sale
Morrisville homes for sale
Fallswood homes for sale
The Pines at Deep Run homes for sale
Hillside Hunt homes for sale
Download the Redfin App on the Apple App Store
Download the Redfin App from the Google Play Store

Join us

Become an Agent
Get referrals
Careers

Find homes faster

Download the Redfin App on the Apple App Store
Download the Redfin App from the Google Play Store

About us

Why Redfin?
Community Impact
Inclusion
Culture
Press
Investors
Blog
Real Estate News

Find us

Contact Us
Help Center
Advertise

Subsidiaries

Rent.
ApartmentGuide

Affiliated Business

Rocket Close
Rocket Mortgage

Countries

US flagUnited States

Canadian flagCanada

Copyright: © 2026 Redfin. All rights reserved.

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

Redfin Brokerage Licenses

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.