Ingela Kostenbader

I would love to speak with you about your next move at whatever stage you’re at in the process.

Ingela Kostenbader

My Track Record

Throughout the last 30 years I’ve built my business one transaction at a time. My team and I bring every ounce of our experience to each client we work with. Our goal is to enable you to reach yours.




Dollar Volume


Dollar Volume
Mercer County*

*Sales data is based on Bright MLS January 1 2020 to December 31 2020.

Mercer County Ranking 2020

Princeton Ranking 2020

Ingela’s production denoted in blue.

Princeton Riverside Ranking 2020

*Sales data is based on Bright MLS January 1 2020 to December 31 2020.


  • Ingela has over 30 years of experience in Real Estate.
  • She is a member of the New Jersey Association of Realtors MILLION DOLLAR SALES CLUB.
  • Her past experience includes many years in Santa Monica,California as a Top Producer. Past clients include: Dustin Hoffman, Tommy Schlamme, Christine Lahti, Ken Olin, John Travolta, Jamie Lee Curtis.
  • She provides exceptional service and is with you every step of the way.

Community Involvement Past & Present

  • PTO President at Riverside Elementary School.
  • Member of PTOC at Princeton Regional School District.
  • Assistant Cub Scout Director.
  • Girl Scout Leader.
  • Soccer coach.
  • 4 children attended Princeton Schools.


  • Aeronautical engineering degree from Gothenburg, Sweden.
  • Design degree from UCLA
  • Real Estate License from CA and NJ.

Ready to work together?

Seen enough and just want to get started? Let’s start today.

My Team

Julie Harrison

Julie Harrison -Assistant

Originally from Cambridge UK, have lived in Princeton since 1993. I am married with two sons, who both attended Princeton Public Schools. One is now graduated college and applying to Graduate programs and youngest is studying at Savannah College of Art and Design. I am very involved in the Princeton community, serving as a trustee of Nassau Nursery School , Treasurer of Community Park School’s PTO, member of the Princeton High School Football and Wrestling Booster Clubs, volunteering at Trinity Church and in the Princeton Public Schools. Before moving to the USA I was a history teacher in the UK. I enjoy cooking, going to movies and spending time with my family.

Each transaction seamless and quick. She is the best!!!

Ingela is truly the very best realtor in New Jersey! Her professionalism, great attitude, keenness, and powerful negotiators skills make her the best in this field. She listens and delivers! We closed in less than 14 days. She is the best!!!

We couldn’t have found our dream house without Ingela.

Ingela is the best! We started our house hunting with Ingela and we were glad we have her on our team. She always provided valuable professional inputs to help us make various decisions and pulled in useful contacts when needed.

Ingela was recommended to me by multiple colleagues, I see why.

The lesson I learned is that Ingela can do the impossible. A perfect choice for an agent. Solid five stars. I would use Ingela again without a moment of hesitation and recommend her to friends.

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