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William Joos

William Joos
Real Estate Agent (Associate Broker (AB)-Standard)
Brookhaven PA

Associate Broker (AB)-Standard (PA: AB050330L)

39 years experience

REALTOR® 4 Active Listings Serves Delaware County, PA
View on Realtor.com

Contact Information

Brokerage
Century 21 All-Elite Inc

Office Website
Office Address
3900 Edgemont Ave
Brookhaven, PA  19015
(Delaware County)
Office Phone
610-872-1600
Office Fax
Mobile
610-872-1600
Email
bill*****@*********.com
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Service Areas

Marcus Hook: PA Lower Chichester: PA Upper Chichester: PA Ogden: PA Boothwyn: PA Linwood: PA Trainer: PA Chester Heights: PA Village Green-Green Ridge: PA Nether Providence: PA Lima: PA Rose Valley: PA Moylan: PA Aston: PA Elwyn: PA Glen Riddle: PA Marple Township: PA Media: PA Glen Riddle Lima: PA Upper Providence: PA Garden City: PA Ridley: PA Folsom: PA Ridley Park: PA Tinicum: PA Yeadon: PA Philadelphia: PA

About William Joos

**Bill Joos: A Distinguished Real Estate Professional**

Bill Joos is a seasoned real estate expert with a robust academic background, having graduated from Widener University in 1983 with a double major in Management and Accounting. His extensive knowledge encompasses specialized financing options, including first-time buyer programs, FHA, VA, and bond initiatives.

Throughout his career, Bill has consistently demonstrated exceptional performance in the real estate sector. In 2004, he was recognized as the top agent in his office for total closed commissions. His track record includes leading the office as both the top listing and selling team for multiple consecutive years, marking significant production increases from 2001 to 2004.

Bill's accolades extend back to 1999, where he was a multi-million dollar producer and earned a place in "Who's Who in Executives & Business." His impressive sales volume has consistently placed him among the top agents, achieving Centurion Agent status in 1995 for selling over $5 million and 60 homes in that year alone.

A dedicated member of the real estate community, Bill has served in various capacities, including as treasurer for the Century 21 South East Pennsylvania Broker Council and as a field trainer for new agents. His commitment to professional development is evident through his graduation from the Realtors® Institute (GRI) and his recognition as Realtor® Associate of the Year by the Delaware County Association of Realtors® in 1991.

Bill has also been honored with the Distinguished Pennsylvania Association of Realtors® Excellence Award multiple times, achieving life membership status. His involvement in community service committees and various Realtor® committees reflects his dedication to both the profession and the community.

With a career spanning over three decades, Bill Joos remains a consistent multi-million dollar producer, utilizing advanced marketing strategies and a comprehensive understanding of the real estate landscape to serve his clients effectively.

Delaware County, PA Real Estate Market Analysis (Single Family Homes)

$895,579
Avg. Listing Price
From William's portfolio
3.9 / 3.0
Avg. Beds/Baths
Typical property size
2,761 sf
Avg. Square Footage
Interior living space
683
Active Listings
Current inventory

Delaware County, Pennsylvania represents one of the Philadelphia metropolitan area's most dynamic and diverse real estate markets, characterized by its unique blend of suburban communities, historic townships, and proximity to major urban centers. With 2,979 total actively licensed agents serving the region, the market demonstrates remarkable depth and professional representation across its varied municipalities, from the waterfront communities along the Delaware River to the Main Line suburbs that have defined luxury living in the greater Philadelphia area.

What makes Delaware County particularly intriguing is how its 2,979 agents with email connectivity create an exceptionally well-networked professional ecosystem. This digital connectivity has proven crucial as the market has evolved to serve both traditional suburban families and the growing population of remote workers seeking more space while maintaining access to Philadelphia's employment opportunities, creating unique pricing dynamics and inventory challenges that require sophisticated local expertise.

Major Delaware County, Pennsylvania Real Estate Markets

The county's real estate landscape is anchored by several distinct market areas, each with its own character and price points. Media, the county seat, serves as a cultural and commercial hub with a vibrant downtown that attracts young professionals and families seeking walkable communities. Meanwhile, municipalities like Radnor, Haverford, and Lower Merion represent some of the most prestigious addresses in the region, featuring historic estates and top-rated school districts that consistently drive premium pricing and limited inventory turnover.

Beyond the Main Line communities, areas like Chester, Yeadon, and Darby offer more accessible entry points into the market while undergoing significant revitalization efforts. The western townships, including Newtown Square and Middletown, provide newer construction and larger lot sizes, appealing to buyers seeking modern amenities with suburban privacy, while waterfront communities like Marcus Hook are experiencing renewed interest due to infrastructure improvements and industrial development.

Market Dynamics and Geographic Complexity

Delaware County's real estate market operates within a complex web of 49 municipalities, each with distinct zoning regulations, tax structures, and development patterns that create micro-markets requiring specialized knowledge. This fragmentation means that pricing can vary dramatically within short distances, with properties in adjacent townships sometimes differing by hundreds of thousands of dollars based solely on school district boundaries or municipal services.

The market has shown surprising resilience and growth, particularly in the luxury segment, as Philadelphia's proximity continues to attract buyers willing to commute for superior housing value and community amenities. Inventory turnover rates vary significantly by price point and location, with some Main Line properties selling within days while others in transitional neighborhoods may require strategic pricing and marketing approaches that leverage local agent networks and community connections.

Why Businesses Need Delaware County, Pennsylvania Agent Contact Data

Service providers, from home improvement contractors to financial advisors, find Delaware County's agent network invaluable for reaching affluent homeowners across diverse communities. The county's high property values and active renovation market create consistent demand for premium services, while the 2,979 connected agents serve as trusted referral sources who understand their clients' specific needs and spending patterns within each municipal market.

Technology companies, mortgage lenders, and real estate service providers particularly benefit from direct agent contact data, as Delaware County's sophisticated buyer demographics and complex regulatory environment require partnerships with knowledgeable local professionals. These agents often influence significant purchasing decisions beyond real estate transactions, making them crucial connectors for businesses seeking to establish credibility and market presence in one of Pennsylvania's most economically robust counties.

Current Property Listings

As of 2/13/2026, William Joos has 4 properties for sale in Brookhaven and surrounding areas.

$219,900

Listed 2026-01-15

948 Grant Rd
Folcroft, PA  19032

Beds: 3.0
Baths: 1.5
Sq Ft: 1,088
Lot: 2,178 sf
Townhomes Map
View Full Details

$212,900

Listed 2025-09-09

120 Bartram Ave
Essington, PA  19029

Beds: 3.0
Baths: 1.0
Sq Ft: 1,268
Lot: 3,049 sf
Townhomes Map
View Full Details

$374,900

Listed 2025-11-25

7125 Lindbergh Blvd
Philadelphia, PA  19153

Beds:
Baths:
Sq Ft: 1,900
Lot: 2,614 sf
Multi Family Map
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$319,900

Listed 2025-06-20

741 Stockton Cir
Ridley Park, PA  19078

Beds: 3.0
Baths: 1.0
Sq Ft: 1,480
Lot: 6,098 sf
Single Family Map
View Full Details

Current Property Rentals

William Joos currently has no rental properties available in Brookhaven and surrounding areas. Check back later.