```
Andrea L Harrington

Andrea L Harrington
Real Estate Agent (Associate Broker)
Wilmington DE

Associate Broker (DE: RA-0020228)

20 years experience

REALTOR® 31 Active Listings Serves New Castle County, DE
View on Realtor.com

Contact Information

Brokerage
Compass
Office Address
3701 Kennett Pike
Wilmington, DE  19807
(New Castle County)
Office Phone
302-273-4998
Office Fax
Mobile
302-383-7575
Email
andr**@**************.com
Show Email for $5

Service Areas

Bear: DE St. Georges: DE Glasgow: DE Kirkwood: DE Christiana: DE Middletown: DE Pike Creek Valley: DE North Star: DE Pike Creek: DE Newark: DE Brookside: DE Townsend: DE Elsmere: DE Newport: DE Stanton: DE Marshallton: DE Ardencroft: DE Ardentown: DE Arden: DE Dover: DE Dover Base Housing: DE Cheswold: DE Highland Acres: DE Leipsic: DE Little Creek: DE Kent Acres: DE Rising Sun-Lebanon: DE Wyoming: DE Rodney Village: DE Smyrna: DE Clayton: DE New Castle: DE Manor: DE Wilmington Manor: DE Hockessin: DE Wilmington: DE

About Andrea Harrington

Andrea Harrington serves as an Associate Broker with Compass and leads Andrea Harrington & Associates. Since 2006, she has been actively engaged in the real estate market across all three counties in Delaware. As a lifelong resident, Andrea possesses an in-depth understanding of local communities and market dynamics. Her commitment to leveraging the latest technology and pursuing ongoing education equips her team with the expertise necessary to navigate any real estate transaction successfully. They are known for their professionalism, diligence, and reliability.

The team is dedicated to addressing all real estate needs. Maria C. functions as the Director of Operations and Team Transaction Coordinator, while Kelsea serves as the Administrative Assistant and Client Intake Specialist. The Buyer Agents include Kirstyn, Stephanie, Maria O. (who is bilingual), Devon, Heather, Maria A., Khalilah, Casey, and Krystal, who is licensed in both Delaware and Maryland. A key advantage of working with this team is their unwavering commitment to client service; they ensure that no client feels overlooked or unimportant.

In 2022, the team achieved remarkable success, closing 161 real estate transactions and generating over $57 million in sales.

Their areas of expertise encompass home sales, short sales, foreclosure prevention, assistance for first-time home buyers, and relocation services within Delaware. Additionally, Andrea collaborates with partners to support clients in Pennsylvania and Maryland.

New Castle County, DE Real Estate Market Analysis (Single Family Homes)

$586,329
Avg. Listing Price
From Andrea's portfolio
3.7 / 2.7
Avg. Beds/Baths
Typical property size
2,442 sf
Avg. Square Footage
Interior living space
928
Active Listings
Current inventory

New Castle County represents Delaware's economic powerhouse and most dynamic real estate market, encompassing Wilmington, Newark, and numerous suburban communities that serve both local residents and professionals commuting to nearby Philadelphia and Baltimore. The county's unique position within the Northeast Corridor creates a complex tapestry of residential neighborhoods, from historic Wilmington brownstones to modern developments in Bear and Middletown, each serving distinct buyer demographics and price points.

With 3,028 total actively licensed agents operating throughout the county, the market demonstrates remarkable depth and specialization across its diverse communities. What makes this agent network particularly valuable is that all 3,028 agents maintain current email contact information, reflecting the tech-forward approach that characterizes Delaware's business-friendly environment and the professional standards expected in this competitive market.

Major New Castle County, Delaware Real Estate Markets

Wilmington anchors the county as Delaware's largest city, where real estate activity ranges from luxury riverfront condominiums to revitalized downtown lofts attracting young professionals drawn by the city's corporate headquarters and cultural amenities. The surrounding suburbs of Pike Creek, Hockessin, and Greenville represent some of the most affluent markets in the region, with agents specializing in executive relocations and high-end family properties that often exceed $800,000.

Newark's market revolves heavily around the University of Delaware, creating unique opportunities in student housing, faculty residences, and investment properties, while rapidly growing areas like Middletown and Bear have emerged as major family destinations due to their newer construction, excellent schools, and convenient access to major highways connecting to Philadelphia and Washington D.C. markets.

Market Dynamics and Geographic Complexity

New Castle County's real estate landscape operates on multiple levels simultaneously, with coastal influence from nearby Delaware Bay, suburban expansion pressure from Philadelphia's metropolitan growth, and the stabilizing presence of major corporations including DuPont, JPMorgan Chase, and Bank of America. This creates micro-markets where agents must understand everything from flood zone regulations in Claymont to luxury estate protocols in Centreville.

The county's surprising diversity extends from dense urban blocks in Wilmington's East Side to sprawling horse properties in Hockessin, requiring agents to master dramatically different specializations often within a 20-mile radius. This geographic complexity means successful real estate professionals here develop deep expertise in specific neighborhoods while maintaining broad knowledge of county-wide trends, corporate relocations, and seasonal patterns driven by both university cycles and corporate fiscal calendars.

Why Businesses Need New Castle County, Delaware Agent Contact Data

Financial services companies, mortgage lenders, and insurance providers find New Castle County's agent network particularly valuable due to the high volume of executive relocations and the sophisticated clientele requiring complex financing solutions and premium service levels. The complete email accessibility of all 3,028 licensed agents enables targeted campaigns for luxury property insurance, jumbo mortgages, and corporate relocation services that match the county's upscale market demands.

Home service providers, from high-end contractors to landscaping companies, leverage this agent database to connect with professionals handling properties where clients expect premium quality and are willing to invest accordingly. The agents' digital connectivity facilitates rapid communication about time-sensitive opportunities, whether coordinating pre-listing home improvements or connecting new residents with trusted service providers in their specific communities.

Current Property Listings

As of 2/17/2026, Andrea Harrington has 31 properties for sale in Wilmington and surrounding areas. These are the top 10 listings.

$269,000

Listed 2026-01-30

4300 Cowan Pl
Belcamp, MD  21017

Beds: 3.0
Baths: 1.5
Sq Ft: 1,240
Lot: 2,614 sf
Townhomes Map
View Full Details

$325,000

Listed 2026-01-30

312 Doylestown Rd
Smyrna, DE  19977

Beds: 3.0
Baths: 2.5
Sq Ft: 1,444
Lot: 4,356 sf
Townhomes Map
View Full Details

$425,000

Listed 2026-01-30

7666 Mustang Run
Milford, DE  19963

Beds: 3.0
Baths: 2.0
Sq Ft: 1,864
Lot: 31,799 sf
Single Family Map
View Full Details

$619,900

Listed 2026-01-02

683 Weatherstone Ln
Felton, DE  19943

Beds: 4.0
Baths: 2.5
Sq Ft: 3,103
Lot: 15,246 sf
Single Family Map
View Full Details

$450,000

Listed 2025-09-05

184 Peacock Pl
Dover, DE  19904

Beds: 3.0
Baths: 2.5
Sq Ft: 2,560
Lot: 8,276 sf
Single Family Map
View Full Details

$365,000

Listed 2025-10-30

22 Newlin Dr
Clayton, DE  19938

Beds: 3.0
Baths: 2.0
Sq Ft: 1,658
Lot: 21,780 sf
Single Family Map
View Full Details

$395,000

Listed 2026-01-21

2423 W Parris Dr
Wilmington, DE  19808

Beds: 3.0
Baths: 2.0
Sq Ft: 2,375
Lot: 8,276 sf
Single Family Map
View Full Details

$349,900

Listed 2025-11-13

128 Springfield Cir
Middletown, DE  19709

Beds: 3.0
Baths: 2.5
Sq Ft: 1,650
Lot: 3,485 sf
Townhomes Map
View Full Details

$734,900

Listed 2025-11-21

1143 Majesty Ln
Middletown, DE  19709

Beds: 3.0
Baths: 2.5
Sq Ft: 2,705
Lot: 10,890 sf
Single Family Map
View Full Details

$624,900

Listed 2025-11-21

2202 Early Ct
Middletown, DE  19709

Beds: 3.0
Baths: 2.0
Sq Ft: 1,662
Lot: 10,890 sf
Single Family Map
View Full Details

Current Property Rentals

Andrea Harrington currently has no rental properties available in Wilmington and surrounding areas. Check back later.