809 W 2nd St, Antioch, CA For Sale $800,000 - listed by Istvan Sonkoly — For Sale $800,000

Section Image — For Sale $800,000

Istvan Sonkoly listing agent for 109 Luann Ct, Vallejo, CA - sold for $515,000 — Sold $515,000

155 Pearl St Unit 104, Oakland, CA For Rent $2,480/month - listed by Istvan Sonkoly — For Rent $2,480/month

Section Image — For Rent $2,480/month

Istvan Sonkoly buyer's agent for 2681 Stone Valley Rd, Alamo, CA - sold for $2,479,000 — Sold $2,479,000

12 Trina Ct, Walnut Creek, CA For Rent $3,450/month - listed by Istvan Sonkoly — For Rent $3,450/month

Section Image — For Rent $3,450/month

Istvan Sonkoly listing agent for 1142 Victory Ln, Concord, CA - sold for $735,000 — Sold $735,000

Istvan Sonkoly buyer's agent for 2597 Prestwick Ave, Concord, CA - sold for $815,000 — Sold $815,000

Istvan Sonkoly listing agent for 327 El Serena Unit 327, Pacheco, CA - sold for $220,000 — Sold $220,000

Istvan Sonkoly

Keller Williams Realty

12 Closed Sales

$9.3M Total Value

$220K - $2.5M Price Range

$774.1K Average Price

Prior 5 years

About Istvan

Home Types: House, Condo, Townhouse, Mobile Homes

Years of Experience: 19

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	1
Total Value	$515,000
Average Sale Price	$515,000

Seller Deals
Total Deals	5
Total Value	$2,623,000
Average Sale Price	$524,600
Price Range	$220K - $735K

Seller Deals
Total Deals	10
Total Value	$5,995,000
Average Sale Price	$599,500
Price Range	$220K - $1.1M

Buyer Deals
Total Deals	2
Total Value	$3,294,000
Average Sale Price	$1,647,000
Price Range	$815K - $2.5M

Neighborhoods Istvan is Experienced In

Istvan's Listings and Deals

Istvan's Open Houses

$3,450 per month
- 3 Beds
- 2 Baths
- 1,052 Sq Ft
12 Trina Ct

Walnut Creek, CA
Walnut Heights - Available August 2nd -This is detached houses area ALSO: THIS is an ADU with separated/ gate garden, parking yard;- etc but has common walls with the main house!- Located on a quiet cul-de-sac in Walnut Heights Hills Walking distance to Walnut Heights Elementary School 832 sq. ft 3 bedroom, 2 bath unit, (the 3rd is a separate unit /room/office!+ 100 sq feet aprox.) living room

Istvan Sonkoly Keller Williams Realty

Istvan's Active Listings

$800,000
- 2,773 Sq Ft
809 W 2nd St

Antioch, CA
Unlock the Potential of 809 West Second St, Antioch! Discover the incredible investment opportunity at 809 West Second St, nestled in the vibrant and up-and-coming Downtown Antioch area! This beautifully maintained mixed-use property offers not just a place to live, but a thriving business venture as well! Property Highlights: Versatile Mixed-Use Investment: Featuring two charming residential

Istvan Sonkoly Keller Williams Realty

Recently Sold

$515,000

Sold Feb 2, 2026
- 4 Beds
- 2 Baths
- 1,798 Sq Ft
109 Luann Ct

Vallejo, CA
- 3% Above List
- 6 Days On Market
- $286/SF
- Current Est. Value $541K
Istvan Sonkoly Keller Williams Realty

$220,000

Sold Nov 18, 2024
- 3 Beds
- 2 Baths
- 1,440 Sq Ft
327 El Serena

Unit 327

Pacheco, CA
- 14% Below List
- 66 Days On Market
- $153/SF
Istvan Sonkoly Keller Williams Realty

$478,000

Sold Oct 28, 2024
- 3 Beds
- 1 Bath
- 1,186 Sq Ft
35 Lois Ave

Pittsburg, CA
- 4% Above List
- 126 Days On Market
- $403/SF
- Current Est. Value $491K
Istvan Sonkoly Keller Williams Realty

$735,000

Sold Oct 26, 2024
- 4 Beds
- 3 Baths
- 1,719 Sq Ft
1142 Victory Ln

Concord, CA
- 8% Below List
- 32 Days On Market
- $428/SF
- Current Est. Value $795K
Istvan Sonkoly Keller Williams Realty

$675,000

Sold Sep 11, 2024
- 2 Beds
- 1.5 Baths
- 1,330 Sq Ft
2101 Tice Creek Dr

Unit 1

Walnut Creek, CA
- 7% Below List
- 19 Days On Market
- $508/SF
- Current Est. Value $682K
Istvan Sonkoly Keller Williams Realty

$685,000

Sold Jun 19, 2024
- 4 Beds
- 2.5 Baths
- 1,921 Sq Ft
52 Edgewater Place

Pittsburg, CA
- 4% Above List
- 12 Days On Market
- $357/SF
- Current Est. Value $632K
Istvan Sonkoly Keller Williams Realty

$1,050,000

Sold May 8, 2024
- 4 Beds
- 2 Baths
- 1,432 Sq Ft
865 Belann Ct

Concord, CA
- 9% Above List
- 17 Days On Market
- $733/SF
- Current Est. Value $975K
Istvan Sonkoly Keller Williams Realty

$320,000

Sold Jan 9, 2024
- 2 Beds
- 2 Baths
- 884 Sq Ft
7 Lancaster Cir

Unit 241

Bay Point, CA
- 6% Below List
- 98 Days On Market
- $362/SF
- Current Est. Value $302K
Istvan Sonkoly Keller Williams Realty

$810,000

Sold Aug 29, 2022
- 3 Beds
- 2 Baths
- 1,426 Sq Ft
1739 Lynwood Dr

Concord, CA
- 2% Below List
- 15 Days On Market
- $568/SF
- Current Est. Value $849K
Istvan Sonkoly Keller Williams Realty

Agent License: California 1119158

Istvan Sonkoly

(925) 332-0195

(925) 332-0195

Homes for Sale by City