For sale

Listed by: Smart Choice Realty • Son Tran • Contact: 714-595-3399

Price increase: $45K (8/24)

$1,045,000

1621 S Diamond St, Santa Ana, CA 92704

7beds

2,493sqft

$6,748/mo

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Single Family Residence

Built in 2026

6,000 Square Feet Lot

$1,046,800 Zestimate^®

$419/sqft

$-- HOA

What's special

2 RARE HOUSES ON A SINGLE CORNER LOT OFFER HIGHER PROPERTY VALUES AS MORE SPACE & PRIVACY FROM NEIGHBORS !!! * The front house at 1621 S. Diamond St has 5 bedrooms / 2 bathrooms with 1,588 Sqft of living space and just added on a Den Permitted 105 Sqft as Total 1,693 Sqft of living space and renting $3450/ Month as Month to Month Lease * The Back house as Detached ADU was just built in 2026 at 1621 1/2 S. Diamond St has 2 bedrooms / 2 bathrooms with 800 Sqft of living space, Paid off Solar and renting $2600/Month as Month to Month Lease. Great investment and will not last long !

115 days
937
31

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 7
Bathrooms: 4
Full bathrooms: 4
Main level bathrooms: 4
Main level bedrooms: 7

Rooms

Room types: Bedroom, Den, Kitchen, Laundry, Living Room, Primary Bedroom

Primary bedroom

Features: Main Level Primary

Bedroom

Features: All Bedrooms Down

Bedroom

Features: Bedroom on Main Level

Cooling

None

Appliances

Laundry: Washer Hookup, Gas Dryer Hookup, Inside

Features

All Bedrooms Down, Bedroom on Main Level, Main Level Primary
Flooring: Carpet, Laminate, Tile
Has fireplace: No
Fireplace features: None
Common walls with other units/homes: No Common Walls

Interior area

Total interior livable area: 2,493 sqft

Property

Features

Levels: One
Stories: 1
Entry location: front door
Pool features: None
Has view: Yes
View description: Neighborhood

Lot

Size: 6,000 Square Feet
Features: Corner Lot

Details

Parcel number: 40824215
Special conditions: Standard

Construction

Type & style

Home type: SingleFamily
Property subtype: Single Family Residence

Condition

New construction: No
Year built: 2026

Utilities & green energy

Sewer: Sewer Tap Paid
Water: Public

Green energy

Energy generation: Solar

Community & HOA

Community

Features: Street Lights, Sidewalks
Subdivision: None

Location

Region: Santa Ana

Financial & listing details

Price per square foot: $419/sqft
Tax assessed value: $532,705
Date on market: 7/24/2026
Cumulative days on market: 115 days
Listing terms: Contract

Estimated market value

$1,046,800

$994,000 - $1.10M

$4,974/mo

Price history

Date	Event	Price
8/24/2026	Price change	$1,045,000+4.5%$419/sqft
Source: CRMLS #PW26161639 Report a problem
7/24/2026	Listed for sale	$999,999+122.2%$401/sqft
Source: CRMLS #PW26161639 Report a problem
10/7/2016	Sold	$450,000-2.2%$181/sqft
Source: Public Record Report a problem
11/29/2005	Sold	$460,000$185/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2026	--	$532,705 +2%
2025	$6,248 +2.7%	$522,260 +2%
2024	$6,086 +2.5%	$512,020 +2%
2023	$5,938 +1%	$501,981 +2%
2022	$5,878 +2.4%	$492,139 +2%
2021	$5,740 -0.2%	$482,490 +1%
2020	$5,753	$477,543 +2%
2019	$5,753 +2%	$468,180 +2%
2018	$5,639 +4.9%	$459,000 +2%
2017	$5,377	$450,000 +2.3%
2016	$5,377 +2.3%	$440,000 +15.8%
2015	$5,257 +23.9%	$380,000 +9.1%
2014	$4,243	$348,358 +17%
2013	--	$297,742 +7%
2012	--	$278,264
2011	--	$278,264 +10.4%
2010	--	$252,088 -7%
2009	--	$271,176 -16.6%
2008	--	$325,000 -30.7%
2007	--	$469,200 +2%
2006	--	$460,000 +1404.1%
2005	--	$30,583 +2%
2004	--	$29,984 +1.9%
2003	--	$29,435 +2%
2002	--	$28,858 +2%
2001	$380 +0.2%	$28,293 +2%
2000	$379	$27,739