Timothy O'Boyle Real Estate Agent - Mackintosh, Inc.

724 N Market St, Frederick, MD Pending $474,900 - listed by Timothy O'Boyle — Pending $474,900

Timothy O'Boyle co-listing agent for 6123 Northdale Rd, Catonsville, MD - sold for $385,000 — Sold $385,000 • Co-Listing Agent

8209 Gambrill Park Rd, Frederick, MD For Sale $949,900 - listed by Timothy O'Boyle — For Sale $949,900

Timothy O'Boyle buyer's agent for 5903 Jefferson Blvd, Frederick, MD - sold for $725,000 — Sold $725,000

Timothy O'Boyle

Frederick MD

Mackintosh, Inc.

76 Closed Sales

$35.1M Total Value

$318K - $1.3M Price Range

$462.1K Average Price

Prior 5 years

About Timothy

Tim is a lifelong Washington DC - Maryland resident. He has lived and worked in the Frederick, Maryland area since 1990. Tim's previous experience as a sales manager for a major paint manufacturer and restaurant manager instilled in him the importance of customer service. Tim earned his REALTOR license in 2005 and has been a consistent top producer and member of the President's club.

Tim and his wife Mary Beth raised their two daughters Shannon and Mary Kate in Frederick. When not selling real estate Tim can be found playing golf or relaxing with family at Bethany Beach Delaware.

Home Types: Townhouse, Lot/Land, House, MultiFamily, Condo

Years of Experience: 19

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	9
Total Value	$4,378,450
Average Sale Price	$486,494
Price Range	$251K - $625K

Buyer Deals
Total Deals	5
Total Value	$2,520,000
Average Sale Price	$504,000
Price Range	$285K - $725K

1 Year View by Quarter

Seller Deals
Total Deals	18
Total Value	$8,136,847
Average Sale Price	$452,047
Price Range	$251K - $625K

Buyer Deals
Total Deals	10
Total Value	$5,311,900
Average Sale Price	$531,190
Price Range	$285K - $730K

2 Year View by Quarter

Seller Deals
Total Deals	49
Total Value	$20,777,347
Average Sale Price	$424,027
Price Range	$135K - $730K

Buyer Deals
Total Deals	27
Total Value	$14,341,530
Average Sale Price	$531,168
Price Range	$115K - $1.3M

5 Year View

Neighborhoods Timothy is Experienced In

Timothy's Active Listings

$949,900
- 3 Beds
- 3 Baths
- 2,136 Sq Ft
8209 Gambrill Park Rd

Frederick, MD
This beautiful Contemporary A Frame home sits on almost 35 acres. Very private and secluded setting with rustic charm. Outstanding views galore. Cathedral ceilings. First floor primary bedroom and bath. Large lower level with full laundry room and workshop. Additional 20.54 acres also available for purchase. 10 minute drive to Downtown Frederick and very convenient to all commuter routes.

Timothy O'Boyle Mackintosh, Inc.

$474,900
- 3 Beds
- 2 Baths
- 1,060 Sq Ft
724 N Market St

Frederick, MD
OFFER DEADLINE 4:00 SUNDAY 6/14/26. This semi detached rowhome in Historic Downtown Frederick is much larger than it appears. The first floor addition is currently being used as a family room, it could also function as a first floor Primary Bedroom. This home comes complete with updated kitchen and baths. New LVP flooring on the first level, the second floor boasts the well maintained original

Timothy O'Boyle Mackintosh, Inc.

Recently Sold

$572,500

Sold May 29, 2026
- 4 Beds
- 2.5 Baths
- 1,720 Sq Ft
520 Elm St

Frederick, MD
- 2% Below List
- $333/SF
- 22 Days On Market
- Current Est. Value $575K
Timothy O'Boyle Mackintosh, Inc.

$435,000

Sold Apr 17, 2026
- 3 Beds
- 2 Baths
- 1,614 Sq Ft
12816 Valleywood Dr

Silver Spring, MD
- 3% Below List
- $270/SF
- 18 Days On Market
- Current Est. Value $441K
Timothy O'Boyle Mackintosh, Inc.

$549,900

Sold Apr 15, 2026
- 3 Beds
- 3 Baths
- 2,275 Sq Ft
6527 Morningside Ct

Middletown, MD
- $242/SF
- 101 Days On Market
- Current Est. Value $549K
Timothy O'Boyle Mackintosh, Inc.

$524,900

Sold Mar 23, 2026
- 4 Beds
- 2 Baths
- 1,938 Sq Ft
7510 Somerset Terrace

Frederick, MD
- $271/SF
- 109 Days On Market
- Current Est. Value $517K
Timothy O'Boyle Mackintosh, Inc.

$550,000

Sold Mar 6, 2026
- 4 Beds
- 3.5 Baths
- 2,967 Sq Ft
13116 John Martin Dr

Williamsport, MD
- $185/SF
- 129 Days On Market
- Current Est. Value $550K
Timothy O'Boyle Mackintosh, Inc.

$625,000

Sold Feb 2, 2026
- 4 Beds
- 2.5 Baths
- 1,720 Sq Ft
518 Elm St

Frederick, MD
- $363/SF
- 57 Days On Market
- Current Est. Value $622K
Timothy O'Boyle Mackintosh, Inc.

$484,900

Sold Aug 20, 2025
- 3 Beds
- 2.5 Baths
- 1,320 Sq Ft
781 Azalea Dr

Unit 31-781

Rockville, MD
- $367/SF
- 39 Days On Market
- Current Est. Value $476K
Timothy O'Boyle Mackintosh, Inc.

$446,000

Sold May 21, 2025
- 3 Beds
- 3.5 Baths
- 1,496 Sq Ft
6630 Granville Ct

Frederick, MD
- $298/SF
- 4 Days On Market
- Current Est. Value $411K
Timothy O'Boyle Mackintosh, Inc.

$360,397

Sold Oct 30, 2024
- 3 Beds
- 2.5 Baths
- 1,280 Sq Ft
8208 Red Wing Ct

Frederick, MD
- $282/SF
- 23 Days On Market
- Current Est. Value $352K
Timothy O'Boyle Mackintosh, Inc.

Timothy O'Boyle

(240) 549-6370

Mackintosh, Inc.

(240) 549-6370

Homes for Sale by City

Timothy O'Boyle

About Timothy

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

2 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Timothy is Experienced In

Timothy's Listings and Deals

Timothy's Active Listings

Recently Sold