Karen is recognized as one of Houstons top 25 agents, and the recipient of the Houston Business Journal Award 6 times. Realtrends Magazine also recognizes Karen as one of Houstons Top Producing Agents. She is ranked in the top 1% in Houston.

Karen works with enthusiasm, professionalism, commitment, integrity and diligence. and strive's to exceed all expectations! Karen is highly experienced with all the Corporate Relocation Companies, so can help any homeowner with their corporate move as well as local moves.

Karen knows the stress, excitement and how crazy things can get when moving, whether it is local, by state or international, as she herself has gone through an international move. No one better can guide and advise newcomers to Houston, as she knows from experience what is required. When you become a client of Karen's, expect nothing but the Best!


Membership: Houston Association of REALTORS®

Designations

Recommendations

2 recommendation(s)
JC
Karen Sumner, recommended by Jason Corley, helped buy a property on May. 22nd, 2026

“Karen is the best agent I have ever worked with. She is amazing! My family and I are so thankful for her. She is dedicated and professional. I would recommend her to anyone."

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experience with Karen Sumner.

Listings by Karen Sumner & Prior Sales

503 Detering St

Houston, TX 77007
$495K
Active
3 beds
3 baths
2,424 sqft.

28511 Rose Vervain Dr

Spring, TX 77386
$639K
Active
4 beds
3 baths
3,983 sqft.

21835 Sarasota Spice St

Tomball, TX 77377
$312K
Active
3 beds
2 baths
1,781 sqft.
See more for sale houses →
 

13426 Nevermore Dr

Cypress, TX 77429
$2K
Active
3 beds
2 baths
2,186 sqft.

6983 Oakwood Park

Houston, TX 77040
$2K
Active
3 beds
2 baths
2,614 sqft.

12818 Westella Dr

Houston, TX 77077
$2K
Active
4 beds
2 baths
1,543 sqft.
 
Sold: 06/11/2026
Represented: Seller

46 Sundown Ridge Pl

Tomball, TX 77375
$552K - $627K
Sold
3 beds
3 baths
2,963 sqft.
Sold: 06/04/2026
Represented: Both

6601 Sherman St

Houston, TX 77011
$1.24M - $1.43M
Sold
40,000 sqft. lot
Sold: 05/20/2026
Represented: Buyer

23434 Fairbranch Dr

Katy, TX 77494
$482K - $552K
Sold
4 beds
3 baths
3,252 sqft.
See more recently sold houses →
Rented: 06/01/2026
Represented: Buyer

5353 Memorial Drive #4075

Houston, TX 77007
$0 - $10K
Rented
1 bed
1 bath
736 sqft.
Rented: 05/29/2026
Represented: Buyer

5353 Memorial Drive #4053

Houston, TX 77007
$0 - $10K
Rented
1 bed
1 bath
752 sqft.
Rented: 05/28/2026
Represented: Buyer

720 Autumn Cherry Trl

Magnolia, TX 77354
$0 - $10K
Rented
3 beds
2 baths
1,510 sqft.
See more recently rented houses →
 

14719 Diven Cir

Cypress, TX 77429
$500K
Under Contract - P
3 beds
2 baths
2,534 sqft.

19015 Canyon Frost Dr

Tomball, TX 77377
$468K
Under Contract - P
4 beds
2 baths
2,908 sqft.

15302 Philippine St

Houston, TX 77040
$285K
Under Contract - P
4 beds
3 baths
2,618 sqft.
See more recent showing →
 

Neighborhoods

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Karen Sumner with Keller Williams Realty Professionals is a real estate professional in TX. View Karen Sumner's bio, Listings by Karen Sumner, Neighborhoods where Karen Sumner is active and more. You can contact Karen Sumner by clicking the button below.

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Office location

Keller Williams Realty Professionals

8344 Spring Cypress Rd Ste B, Spring, TX 77379
KELLER WILLIAMS REALTY PROFESSIONALS We are the Premier Real Estate Company specializing in Residential, Luxury, Commercial and International Properties. We offer a local Real Estate service with a global presence. We are located in the heart of Spring Texas and minutes from Houston Texas. Our Website offers a wealth of information. Whether you are buying, selling, investing, relocating to Houston area or interested in commercial properties, we can service you each step of the way. Our Keller Williams Professionals Consultants look forward to helping you unlocking visions one key at a time!

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