```
Lynne Hieronimus Keefer

Lynne Hieronimus Keefer
Real Estate Agent (Salesperson)
Walnut Creek CA

Salesperson (CA: 00961701)

39 years experience

REALTOR® 1 Active Listings Serves Contra Costa County, CA
View on Realtor.com

Contact Information

Brokerage
Berkshire Hathaway Homeservices Drysdale Properties

Office Website
Office Address
1830 Tice Valley Blvd
Walnut Creek, CA  94595
(Contra Costa County)
Office Phone
925-280-4920
Office Fax
925-280-4930
Mobile
925-330-3356
Email
lynnehkeefer@gmail.com

Service Areas

Castle Hill: CA Diablo: CA Alamo: CA Reliez Valley: CA Lafayette: CA Saranap: CA Walnut Creek: CA San Miguel: CA Shell Ridge: CA Contra Costa Centre: CA North Gate: CA Yolo: CA

About Lynne Keefer

Lynne Keefer brings three decades of real estate expertise to the Contra Costa area, specializing in helping clients discover their perfect retirement homes in Rossmoor. A native Californian, Lynne earned her degree in Business Administration with a focus on Marketing from UC Berkeley.

As a seasoned real estate professional, Lynne leverages cutting-edge technology to address her clients' needs effectively. She prioritizes her clients' interests, ensuring open lines of communication throughout the transaction process to achieve optimal results. Lynne holds the designation of Certified Senior Residential Specialist.

Having resided in Rossmoor herself, Lynne has deep roots in the community, with family ties dating back to the 1960s. She is a proud mother of four adult children and a grandmother to nine. In her leisure time, Lynne enjoys long walks with her two small dogs and participates in water aerobics each morning.

Lynne has dedicated over 25 years to fundraising for the Rossmoor chapter of the City of Hope Hospital. She organizes a monthly bus trip for residents and friends, fostering community spirit while raising significant funds for the hospital.

For expert guidance in real estate, contact Lynne Keefer at Berkshire Hathaway HomeServices Drysdale Properties, located at 1830 Tice Valley Boulevard. She can be reached at (925) 330-3356 or via email at LynneHKeefer@gmail.com.

Contra Costa County, CA Real Estate Market Analysis (Single Family Homes)

$1,289,086
Avg. Listing Price
From Lynne's portfolio
3.7 / 2.8
Avg. Beds/Baths
Typical property size
2,319 sf
Avg. Square Footage
Interior living space
2057
Active Listings
Current inventory

Mortgage lenders, title companies, PropTech startups, real estate recruiters, insurance agents, and continuing education providers all need one thing: direct access to actively licensed real estate professionals in Contra Costa County. Our verified email list delivers exactly that with 11,569 current agent contacts, each tied to active California DRE licenses and updated monthly to ensure maximum deliverability for your outreach campaigns.

Whether you're launching a new mortgage product, recruiting top agents to your brokerage, or promoting continuing education courses, this precision-targeted database eliminates the guesswork from B2B marketing. Unlike generic business lists that mix inactive agents with current professionals, our Contra Costa County data focuses exclusively on agents maintaining active licenses, giving you the qualified prospects your campaigns need to generate real ROI.

Why Buy a Contra Costa County Real Estate Agent Email List From Dr Bill

Our data quality stands apart because we source directly from California DRE licensing records, not third-party aggregators or outdated directories. Each of the 11,569 agent records undergoes monthly verification to remove inactive licenses, update email addresses, and maintain our industry-leading 96% deliverability guarantee. This rigorous process costs more than scraping random websites, but it delivers the clean, accurate data your campaigns require.

Cheap alternatives flood the market with recycled contacts, duplicate records, and emails that bounce at 30-50% rates. Our premium approach means you're paying for quality over quantity—verified professionals who actually receive your messages instead of spam folders and dead addresses. When you buy Contra Costa County real estate agent email list data from Dr Bill, you're investing in campaigns that reach decision-makers, not wasting budget on bad contacts.

How to Use This Contra Costa County Agent List

Email outreach remains the primary use case, particularly through cold-email platforms designed for purchased lists like Zap Contact (zapcontact.com), Dr Bill's purpose-built system for B2B campaigns. Mainstream platforms like Mailchimp and Constant Contact prohibit purchased lists, making specialized tools essential for compliance and deliverability. The data also works perfectly for direct mail campaigns, phone outreach, and LinkedIn prospect matching when you need multi-channel engagement.

Smart marketers segment the list by broker versus sales agent roles, targeting different messages to each group. Brokers need different solutions than individual agents, and our detailed records let you customize approaches accordingly. You can also layer in geographic targeting at the city or zip code level—no other vendor offers this granular Contra Costa County segmentation for precision local campaigns.

Why Contra Costa County, California Agent Data Matters

Contra Costa County's diverse market spans from Richmond and Berkeley in the west to Brentwood and Oakley in the east, with major hubs in Walnut Creek, Concord, and Antioch. Each area serves different client demographics and price points, making targeted outreach far more effective than generic statewide blasts. Our 11,569 agent records reflect this geographic diversity, letting you focus campaigns on specific cities or zip codes where your services align best with local market conditions.

Local targeting consistently outperforms broad-brush approaches because agents respond to vendors who understand their specific market challenges. A lender specializing in first-time buyers will find more success targeting Richmond and Pittsburg agents than luxury specialists in Alamo and Danville. Our county-level data gives you this strategic precision while maintaining the scale needed for meaningful campaign volume.

Current Property Listings

As of 5/29/2026, Lynne Keefer has 1 property for sale in Walnut Creek and surrounding areas.

$695,000

Listed 2026-04-16

1145 Leisure Ln Apt 2
Walnut Creek, CA  94595

Beds: 2.0
Baths: 2.0
Sq Ft: 1,278
Condo Map
View Full Details

Current Property Rentals

Lynne Keefer currently has no rental properties available in Walnut Creek and surrounding areas. Check back later.