Joseph Tontz Real Estate Agent - Tontz Realty & Managment

122 Diamante Rd, San Marcos, CA For Sale $724,900 - listed by Joseph Tontz — For Sale $724,900

Joseph Tontz listing agent for 1596 Rambla Puesta, San Marcos, CA - sold for $860,000 — Sold $860,000

4155 Executive Dr Unit E310, La Jolla, CA For Rent $3,950/month - listed by Joseph Tontz — For Rent $3,950/month

Joseph Tontz buyer's agent for 2506 N Spurgeon St, Santa Ana, CA - sold for $1,025,000 — Sold $1,025,000

Joseph Tontz

Chula Vista CA

Tontz Realty & Managment

27 Closed Sales

$25.8M Total Value

$386K - $3M Price Range

$956.1K Average Price

Prior 5 years

About Joseph

Home Types: House, Condo, Townhouse

Years of Experience: 19

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	4
Total Value	$2,665,000
Average Sale Price	$666,250
Price Range	$410K - $870K

Buyer Deals
Total Deals	3
Total Value	$3,135,000
Average Sale Price	$1,045,000
Price Range	$645K - $1.5M

Seller Deals
Total Deals	5
Total Value	$3,675,000
Average Sale Price	$735,000
Price Range	$410K - $1M

Buyer Deals
Total Deals	6
Total Value	$6,435,000
Average Sale Price	$1,072,500
Price Range	$645K - $1.7M

Seller Deals
Total Deals	16
Total Value	$15,939,000
Average Sale Price	$996,188
Price Range	$410K - $3M

Buyer Deals
Total Deals	11
Total Value	$9,876,000
Average Sale Price	$897,818
Price Range	$386K - $1.7M

5 Year View

Neighborhoods Joseph is Experienced In

Joseph's Active Listings

$724,900
- 3 Beds
- 3 Baths
- 1,389 Sq Ft
122 Diamante Rd

San Marcos, CA
NEW PRICE! Welcome to 122 Diamante Road in the gated community of Skyhaus at Rancho Tesoro! Beautifully upgraded 3-bedroom, 2.5-bath home features a modern open-concept floor plan and a desirable two-story layout with all bedrooms upstairs. Designer upgrades include luxury vinyl plank flooring, custom stone accent walls, marble kitchen finishes, copper colored hardware, upgraded appliances, and

Joseph Tontz Tontz Realty & Managment

$3,950 per month
- 2 Beds
- 2 Baths
- 1,102 Sq Ft
4155 Executive Dr

Unit E310

La Jolla, CA
Great opportunity in highly desirable community in La Jolla! Furnished residence in the prestigious Regents La Jolla community offering luxurious and comfortable, easy living with a resort-style atmosphere. This spacious unit features two master bedrooms with walk-in closets and two full bathrooms, ideal for privacy and flexibility. The open kitchen includes granite countertops and stainless

Joseph Tontz Tontz Realty & Managment

Recently Sold

$860,000

Sold Apr 15, 2026
- 3 Beds
- 2 Baths
- 1,366 Sq Ft
1596 Rambla Puesta

San Marcos, CA
- 1% Above List
- $630/SF
- 8 Days On Market
- Current Est. Value $847K
Joseph Tontz Tontz Realty & Managment

$410,000

Sold Jan 5, 2026
- 2 Beds
- 1 Bath
- 751 Sq Ft
1845 Bayview Heights Dr

Unit 103

San Diego, CA
- 3% Above List
- $546/SF
- 8 Days On Market
- Current Est. Value $405K
Joseph Tontz Tontz Realty & Managment

$870,000

Sold Jan 2, 2026
- 4 Beds
- 2 Baths
- 1,417 Sq Ft
853 Elm Ave

Chula Vista, CA
- 1% Below List
- $614/SF
- 18 Days On Market
- Current Est. Value $843K
Joseph Tontz Tontz Realty & Managment

$525,000

Sold Jul 1, 2025
- 1 Bed
- 1 Bath
- 877 Sq Ft
3131 Groton Way

Unit 1

San Diego, CA
- 4% Below List
- $599/SF
- 4 Days On Market
- Current Est. Value $506K
Joseph Tontz Tontz Realty & Managment

$1,010,000

Sold Jun 11, 2025
- 5 Beds
- 3 Baths
- 2,460 Sq Ft
1201 Santa Lucia Rd

Chula Vista, CA
- 8% Below List
- $411/SF
- 12 Days On Market
- Current Est. Value $1M
Joseph Tontz Tontz Realty & Managment

$650,000

Sold Sep 26, 2023
- 4 Beds
- 2 Baths
- 1,500 Sq Ft
722 S 42nd St

San Diego, CA
- 1% Above List
- $433/SF
- 7 Days On Market
- Current Est. Value $744K
Joseph Tontz Tontz Realty & Managment

$450,000

Sold Nov 15, 2022
- 3 Beds
- 2 Baths
- 1,342 Sq Ft
33290 Churchill St

Lake Elsinore, CA
- $335/SF
- 3 Days On Market
- Current Est. Value $470K
Joseph Tontz Tontz Realty & Managment

$610,000

Sold Sep 29, 2022
- 4 Beds
- 2 Baths
- 1,529 Sq Ft
3947 Arey Dr

San Diego, CA
- 6% Below List
- $399/SF
- 16 Days On Market
- Current Est. Value $755K
Joseph Tontz Tontz Realty & Managment

$780,000

Sold Aug 30, 2022
- 3 Beds
- 2 Baths
- 1,496 Sq Ft
1129 Myra Ave

Chula Vista, CA
- 2% Below List
- $521/SF
- 2 Days On Market
- Current Est. Value $863K
Joseph Tontz Tontz Realty & Managment

Agent License: California 01496852

Joseph Tontz

(858) 223-7911

Tontz Realty & Managment

(858) 223-7911

Homes for Sale by City

Joseph Tontz

About Joseph

Transaction History

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Joseph is Experienced In

Joseph's Listings and Deals

Joseph's Active Listings

Recently Sold