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Janna Lowe Hernholm

Janna Lowe Hernholm
Real Estate Agent (Salesperson)
San Diego - CA

Salesperson (CA: 00841932)

44 years experience

REALTOR® 2 Active Listings Serves San Diego County, CA
View on Realtor.com

About Janna Hernholm

With over 28 years of experience in San Diego's real estate landscape, Janna has established herself as a leading agent, consistently ranking among the top 25 in the region. In 2011, she and her team, the Hernholm Group, were invited by Pacific Sotheby's International Realty to help launch their prestigious international brand in San Diego. Since then, the Hernholm Group has achieved the distinction of being the top producer for Sotheby's in the area.

Before her tenure at Pacific Sotheby's, Janna consistently ranked in the top 1% of Prudential agents nationwide. A long-time resident of Point Loma, she moved to Mission Hills in 1983, where she raised her three children. For the past 18 years, she has been recognized as the leading agent in Mission Hills, reflecting her deep understanding of the neighborhood. Her expertise spans urban and coastal properties from Mission Hills to La Jolla, positioning her as a prominent figure in the industry.

Janna finds great fulfillment in assisting buyers, relishing the challenge of discovering the ideal home for her clients. Both buyers and sellers value her adept negotiation skills and problem-solving abilities. Since 2009, she has been honored with the Five Star: Best in Client Satisfaction award from San Diego magazine.

Janna holds a graduate degree from the University of Southern California and has a background in education, having taught high school English for several years. Her commitment to education is evident through her active involvement in the schools attended by her children, including The Francis Parker School, Grant Elementary, and The Bishop's School. At The Francis Parker School, she served on the Mother's Club Board and was recognized as a Grand Producer Underwriter for the Scholarship Endowment and Faculty Professional Development Fund. Additionally, she spent three years on the Board of Trustees at The Bishop's School and remains engaged with the Headmaster's Council.

Her dedication to community service is reflected in her support for local initiatives, such as her Matching Grant to the Grant School Community Foundation for classroom library books. Janna is also a member of SOHO (Save Our Heritage Organization) and the San Diego Historical Society, and she has served as a Director at the Mingei Museum for several years. Her volunteer efforts extend to various local organizations, including CHILDHELP, the San Diego Museum of Art school auctions, library fundraising, and the YMCA at Balboa Hospital.

DRE #841932

San Diego County, CA Real Estate Market Analysis (Single Family Homes)

$1,851,830
Avg. Listing Price
From Janna's portfolio
3.7 / 3.0
Avg. Beds/Baths
Typical property size
2,420 sf
Avg. Square Footage
Interior living space
4283
Active Listings
Current inventory

San Diego County's real estate market stands as one of California's most dynamic and valuable, encompassing everything from beachfront luxury properties in La Jolla to family-friendly suburban developments in Poway and Santee. With a median home price consistently ranking among the nation's highest, this Southern California market attracts investors, homebuyers, and real estate professionals from across the globe, creating an intensely competitive environment where local expertise proves invaluable.

The county's 29,242 total actively licensed agents represent one of the most concentrated real estate professional populations in the United States, with remarkably, all 29,242 agents maintaining email contact information—a testament to the market's tech-savvy, digitally connected nature. This substantial agent network reflects the complexity and opportunity within San Diego's diverse real estate landscape, from downtown high-rise condominiums to sprawling ranch properties in the backcountry.

Major San Diego County, California Real Estate Markets

The county's real estate activity centers around several distinct metropolitan markets, each with unique characteristics and price points. Coastal communities like Del Mar, Solana Beach, and Encinitas command premium prices for their proximity to beaches and highly rated schools, while inland cities such as Escondido, El Cajon, and Chula Vista offer more affordable options that still benefit from the county's year-round climate and economic opportunities. Downtown San Diego's urban core has experienced dramatic growth in high-density residential development, transforming formerly industrial areas into sought-after neighborhoods.

North County markets including Carlsbad, Oceanside, and Vista have emerged as particularly hot segments, attracting both young professionals and retirees seeking newer construction and master-planned communities. Meanwhile, East County areas like Santee, La Mesa, and Lemon Grove provide traditional suburban living with significantly lower entry costs, making them increasingly popular among first-time homebuyers and families seeking larger properties with outdoor space.

Market Dynamics and Geographic Complexity

San Diego County's real estate market exhibits remarkable geographic complexity, with microclimates, school district boundaries, and proximity to employment centers creating dramatically different property values within short distances. A surprising trend has been the rise of luxury markets in previously overlooked areas—neighborhoods in National City and Spring Valley have seen substantial appreciation as buyers seek alternatives to traditionally expensive coastal areas, while maintaining reasonable commutes to major employment hubs.

The market's seasonal patterns differ significantly from many California regions, with activity remaining relatively steady year-round due to the consistent climate and steady influx of military relocations, technology workers, and retirees. However, inventory levels fluctuate dramatically between coastal and inland areas, with beachfront properties maintaining extremely low supply levels while inland markets experience more typical seasonal variations in available homes.

Why Businesses Need San Diego County, California Agent Contact Data

Mortgage lenders, title companies, and real estate service providers require direct access to San Diego's extensive agent network to capture market share in this high-value market. With average transaction values significantly above national norms, establishing relationships with even a small percentage of the county's 29,242 agents can generate substantial business volume, making comprehensive agent contact databases essential for competitive positioning.

Insurance companies, home improvement contractors, and financial services firms benefit enormously from direct agent relationships, as these professionals influence client decisions across multiple high-value services. The fact that all active agents maintain email addresses enables efficient digital marketing campaigns and relationship-building efforts that can quickly scale across this large, geographically diverse professional network.

Contact Information

Brokerage
Pacific Sotheby's International Realty

Office Website
Office Address
810 W Washington Ave
San Diego, CA  92103
(San Diego County)
Office Phone
619-269-2277
Office Fax
619-269-7263
Mobile
619-269-2277
Email
janna@************

Service Areas

Del Mar: CA Solana Beach: CA San Diego: CA La Jolla: CA Fairbanks Ranch: CA Rancho Santa Fe: CA

Current Property Listings

As of 1/31/2026, Janna Hernholm has 2 properties for sale in San Diego and surrounding areas.

$840,000

Listed 2026-01-06

4396 Arcadia Dr
San Diego, CA  92103

Beds: 0.0
Baths: 1.0
Sq Ft: 1,152
Lot: 10,019 sf
Single Family Map
View Full Details

$2,650,000

Listed 2025-08-11

3130 2nd Ave
San Diego, CA  92103

Beds: 4.0
Baths: 3.5
Sq Ft: 2,446
Single Family Map
View Full Details

Current Property Rentals

Janna Hernholm currently has no rental properties available in San Diego and surrounding areas. Check back later.