3643 SW 40th St, Gresham, OR For Sale $519,999 - co-listed by Keith Diffenderffer — For Sale $519,999 • Co-Listing Agent

Keith Diffenderffer listing agent for 3640 SW 38th St, Gresham, OR - sold for $533,999 — Sold $533,999

3690 SW 40th St, Gresham, OR For Sale $419,999 - co-listed by Keith Diffenderffer — For Sale $419,999 • Co-Listing Agent

Keith Diffenderffer listing agent for 3657 SW 40th St, Gresham, OR - sold for $509,999 — Sold $509,999

3793 SW Phyllis Ave, Gresham, OR For Sale $674,999 - co-listed by Keith Diffenderffer — For Sale $674,999 • Co-Listing Agent

Keith Diffenderffer listing agent for 3654 SW 38th St, Gresham, OR - sold for $534,999 — Sold $534,999

3683 SE Knapp Dr, Gresham, OR For Sale $439,999 - co-listed by Keith Diffenderffer — For Sale $439,999 • Co-Listing Agent

Keith Diffenderffer

Beaverton OR

Cascadian South Corp.

41 Closed Sales

$21.8M Total Value

$445.2K - $695K Price Range

$531.3K Average Price

Prior 5 years

About Keith

Home Types: Townhouse, House, Multifamily

Transaction History

1 Year
2 Year

Seller Deals
Total Deals	32
Total Value	$17,532,206
Average Sale Price	$547,881
Price Range	$400K - $695K

1 Year View by Quarter

Seller Deals
Total Deals	41
Total Value	$21,784,963
Average Sale Price	$531,341
Price Range	$400K - $695K

Areas Keith is Experienced In

Pleasant Valley

30 Sales
Gresham

30 Sales
Bethany

11 Sales

Keith's Listings and Deals

Keith's Open Houses

$499,999

Open Sun 11AM - 4PM
- 3 Beds
- 2.5 Baths
- 1,657 Sq Ft
3679 SW 40th St

Gresham, OR
What's Special: Close to Park | South Facing Lot | Covered Patio | Fireplace | High Ceilings. New Construction - Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Flint at 3679 SW 40th Street in Piper Ridge! This thoughtfully designed two-story home offers three bedrooms, two and a half baths, and functional living spaces that make everyday life feel effortless. The

Keith Diffenderffer Cascadian South Corp.

$419,999

Open Sun 11AM - 4PM
- 3 Beds
- 2.5 Baths
- 1,675 Sq Ft
3662 SW 40th St

Gresham, OR
What's Special: Mountain View | Close to Park | South Facing Lot | Loft | End Unit | High Ceilings. New Construction - Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Poppy at 3662 SW 40th Street in Piper Ridge Townhomes! This 2-story home features 3 bedrooms, 2 bathrooms, a 2-car garage and 1,674 square feet of beautiful, open-concept living space. Step through the porch

Keith Diffenderffer Cascadian South Corp.

Co-Listing Agent

$574,999

Open Sun 11AM - 4PM
- 3 Beds
- 2 Baths
- 1,661 Sq Ft
3607 SW 37th St

Gresham, OR
What's Special: New Floor Plan | Single Level Living | 1st Floor Primary Bedroom. New Construction – Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Calliope II at 3607 SW 37th Street in Piper Ridge! Thoughtful design meets everyday ease in this one story floor plan offering 3 bedrooms, 2 bathrooms, a two car garage and 1,661 square feet of open concept living. Just beyond

Keith Diffenderffer Cascadian South Corp.

Keith's Recent Active Listings

Co-Listing Agent

$519,999
- 3 Beds
- 2.5 Baths
- 1,657 Sq Ft
3643 SW 40th St

Gresham, OR
What's Special: Fireplace | Gas Range | Covered Patio | South Facing Lot. New Construction – Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Flint at 3643 SW 40th Street in Piper Ridge! This thoughtfully designed two-story home offers an open-concept layout that blends comfort and functionality. The main floor features a spacious great room that flows seamlessly into the

Keith Diffenderffer Cascadian South Corp.

Co-Listing Agent

$419,999
- 3 Beds
- 2.5 Baths
- 1,675 Sq Ft
3690 SW 40th St

Gresham, OR
What's Special: End Unit | Covered Patio | Loft | North Facing Patio. New Construction – Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Poppy at 3690 SW 40th Street in Piper Ridge Townhomes! Step inside from the inviting porch and into a bright, open layout where the modern kitchen with a central island seamlessly connects to the dining area, great room, and outdoor

Keith Diffenderffer Cascadian South Corp.

Co-Listing Agent

$674,999
- 4 Beds
- 3 Baths
- 2,445 Sq Ft
3793 SW Phyllis Ave

Gresham, OR
What's Special: Larger Backyard | Loft | Large Kitchen Island | Main Floor Bedroom | Greenbelt Lot | Larger Lot. New Construction - Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Riverbend at 3793 SW Phyllis Avenue in Piper Ridge! This new home offers plenty of room with thoughtful touches throughout. On the first floor, a spacious great room with a cozy fireplace flows

Keith Diffenderffer Cascadian South Corp.

Co-Listing Agent

$439,999
- 3 Beds
- 2.5 Baths
- 1,968 Sq Ft
3683 SE Knapp Dr

Gresham, OR
What's Special: Loft | High Ceilings | 2nd Floor Laundry Room | South Facing Lot. New Construction – Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Sorrel at 3683 SW Knapp Drive in Piper Ridge Townhomes! Step inside this bright and inviting three-bedroom home, thoughtfully designed for comfortable everyday living. The open-concept kitchen, dining area, and great room

Keith Diffenderffer Cascadian South Corp.

Co-Listing Agent

$414,999
- 3 Beds
- 2.5 Baths
- 1,750 Sq Ft
3688 SW 40th St

Gresham, OR
What's Special: Popular Plan | North Facing Lot | Loft | Spacious Kitchen. New Construction - Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Thimbleberry at 3688 SW 40th Street in Piper Ridge Townhomes! This thoughtfully designed two-story home offers an open and inviting layout that makes everyday living and entertaining feel effortless. The spacious great room flows

Keith Diffenderffer Cascadian South Corp.

Co-Listing Agent

$574,999
- 3 Beds
- 2.5 Baths
- 2,024 Sq Ft
3667 SW 37th St

Gresham, OR
What's Special: Corner Lot | Covered Patio | Loft. New Construction - Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Glenwood at 3667 SW 37th Street in Piper Ridge! This thoughtfully designed home brings together comfort and soft, welcoming style from the moment you enter. The first floor features a spacious great room that flows easily into a bright kitchen with an

Keith Diffenderffer Cascadian South Corp.

$414,999

Pending
- 3 Beds
- 2.5 Baths
- 1,750 Sq Ft
3680 SW 40th St

Gresham, OR
What's Special: Loft | Close to Park | Oversized Deck | Large Kitchen Island | North Facing Lot. New Construction - September Completion! Built by America's Most Trusted Home Builder. Welcome to the Thimbleberry at 3680 SW 40th Street in Piper Ridge Townhomes! This new townhome offers a bright and open main level, where the great room flows seamlessly into the dining area and modern kitchen with

Keith Diffenderffer Cascadian South Corp.

$439,999

Pending
- 3 Beds
- 2.5 Baths
- 1,968 Sq Ft
3691 SE Knapp Dr

Gresham, OR
What's Special: Large Kitchen Island | Loft | Close to Park | Oversized Deck. New Construction – Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Sorrell at 3691 SW Knapp Drive in Piper Ridge Townhomes! This light and airy floorplan welcomes you with a charming front porch that opens into a spacious foyer and flows effortlessly into a bright, open living area. The gourmet

Keith Diffenderffer Cascadian South Corp.

Co-Listing Agent

$624,999

Pending
- 3 Beds
- 2 Baths
- 1,807 Sq Ft
3610 SW 37th St

Gresham, OR
What's Special: Flat Lot | 1st Floor Primary Suite | Single Level Living. New Construction – Ready Now! Built by America's Most Trusted Home Builder. Welcome to the Cedar II at 3610 SW 37th Street in Piper Ridge! Spacious and bright, this one-story floor plan offers 3 bedrooms, 2 bathrooms, a two-car garage and 1,807 square feet of open concept living. Step through the foyer to find two bedrooms

Keith Diffenderffer Cascadian South Corp.

Recently Sold

$449,999

Sold Sep 18, 2026
- 4 Beds
- 3 Baths
- 1,976 Sq Ft
3695 SW Knapp Dr

Gresham, OR
- 65 Days On Market
- $228/SF
Keith Diffenderffer Cascadian South Corp.

$533,999

Sold Aug 26, 2026
- 3 Beds
- 2.5 Baths
- 1,860 Sq Ft
3640 SW 38th St

Gresham, OR
- 8 Days On Market
- $287/SF
Keith Diffenderffer Cascadian South Corp.

$534,999

Sold Aug 25, 2026
- 3 Beds
- 2.5 Baths
- 1,861 Sq Ft
3654 SW 38th St

Gresham, OR
- 9% Below List
- 31 Days On Market
- $287/SF
Keith Diffenderffer Cascadian South Corp.

$509,999

Sold Aug 14, 2026
- 3 Beds
- 2.5 Baths
- 1,652 Sq Ft
3657 SW 40th St

Gresham, OR
- 19 Days On Market
- $309/SF
Keith Diffenderffer Cascadian South Corp.

$414,999

Sold Aug 6, 2026
- 3 Beds
- 2.5 Baths
- 1,750 Sq Ft
3704 SW 40th St

Gresham, OR
- 18% Below List
- 171 Days On Market
- $237/SF
- Current Est. Value $417K
Keith Diffenderffer Cascadian South Corp.

$409,998

Sold Jun 30, 2026
- 3 Beds
- 2.5 Baths
- 1,750 Sq Ft
3718 SW 40th St

Gresham, OR
- 6% Below List
- 23 Days On Market
- $234/SF
- Current Est. Value $409K
Keith Diffenderffer Cascadian South Corp.

$412,000

Sold May 28, 2026
- 3 Beds
- 2.5 Baths
- 1,674 Sq Ft
3724 SW 40th St

Gresham, OR
- 16% Below List
- 55 Days On Market
- $246/SF
- Current Est. Value $423K
Keith Diffenderffer Cascadian South Corp.

$689,999

Sold Dec 30, 2025
- 4 Beds
- 2.5 Baths
- 2,537 Sq Ft
3799 SW 37th St

Gresham, OR
- 5% Above List
- 27 Days On Market
- $272/SF
- Current Est. Value $680K
Keith Diffenderffer Cascadian South Corp.

$558,999

Sold Nov 26, 2025
- 3 Beds
- 2.5 Baths
- 1,652 Sq Ft
3787 SW 40th St

Gresham, OR
- 1% Below List
- 126 Days On Market
- $338/SF
- Current Est. Value $600K
Keith Diffenderffer Cascadian South Corp.

Agent License: Oregon 201234753

Keith Diffenderffer

(971) 247-1216

Cascadian South Corp.

(971) 247-1216

Nearby Homes

Keith Diffenderffer

About Keith

Transaction History

Seller Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Areas Keith is Experienced In

Keith's Listings and Deals

Keith's Open Houses

Keith's Recent Active Listings

Recently Sold