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Corner-Lot Quadplex
For Sale
$1,299,999

12003 Walnut Street, Norwalk, CA 90650

Four-unit property with separate rear access and additional land for potential expansion.

Property Size2,052 SF
Days on Market105

Property Features for 12003 Walnut Street

General Information

Standard status Active
Size 2,052 SF
Property subtype Quadruplex

Building Details

Building Size 2,052 SF
Year Built 1913
Listing Agency: Independent Properties
Listed By: Joanne Bragg · License #00628559
Source: Archetyperealty
Added: May 23 Changed: Aug 28 Last Checked: Sep 2 at 12:19AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Independent Properties

Investment Insights

Based on property information with market context.

This quadplex combines a front residence containing one one-bedroom unit and one two-bedroom unit with two additional one-bedroom units positioned toward the rear. The rear residences are accessed from the alley, creating a distinct circulation pattern across the property. The layout occupies a corner lot and includes land identified for possible expansion, including additional units or a six-townhome concept.

Located at 12003 Walnut St in Norwalk, California, the property offers a four-unit configuration with a mix of one- and two-bedroom residences. Its existing arrangement and rear alley access provide a practical foundation for evaluating future site plans alongside the current income-producing setup.

Key Highlights

  • Four‑unit configuration with three one‑bedroom units and one two‑bedroom unit
  • Front structure includes one one‑bedroom residence and one two‑bedroom residence
  • Two rear one‑bedroom units with alley access

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$36,867
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
2.84%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$737,340 $737.3K
Cap Rate 7%
$526,671 $526.7K
Cap Rate 9%
$409,633 $409.6K
Market Conditions
NOI Build-Up for 2,052 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$55.4K $27.00/SF
− Vacancy
−$2.7K −$1.33/SF
EGI
$52.7K $25.67/SF
− OpEx
−$15.8K −$7.70/SF
NOI
$36.9K $17.97/SF
Area
Norwalk, CA
Vacancy
4.94%
Lease Rate
$27.00 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$737,340
Cap Rate 7%
$526,671
Cap Rate 9%
$409,633

Alternative Uses

Best Use
Multifamily LT 5
$526.7K
$460.8K – $614.5K (±1% cap)
NOI $36,867 @ 7.0% cap · market cap 2.84%
Second Best
Apartment 5plus
$469.5K
$410.9K – $547.8K (±1% cap)
NOI $32,868 @ 7.0% cap · market cap 2.53%
Theoretical Best
Office A
$649.1K
$567.9K – $757.3K (±1% cap)
NOI $45,435 @ 7.0% cap · market cap 3.50%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Quadplexes

Suggested Use

Top Pick Parking Lot & Garage Skin Care Clinic Food Market Tech Support Center Computer & Electronic Repair Furniture & Home Goods

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

1,757
Businesses Nearby

Demographics for 90650, CA

102,891
Population
27,346
Households
3.8
Avg Household Size
37
Median Age
21%
College-Educated
77%
High-School Grad
9.9 sq mi
ZIP Area
10,393
Density / Sq Mi
$98,709
Median Household Income
$42,060
Median Earnings
$2,014
Median Rent
$616,600
Median Home Value

Market

Vacancy Rate% for Multifamily in West region

7% 2022
7.8% 2023
8.6% 2024
8.6% 2025
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Frequently Asked Questions

What type of property is this?
Quadplex - Four-unit property with separate rear access and additional land for potential expansion.
Where is this quadplex located?
The property is located at 12003 Walnut Street Norwalk, CA.
What is the asking price?
The asking price for this property is $1,299,999.
What are key features of this property?
This property features: Four‑unit configuration with three one‑bedroom units and one two‑bedroom unit; Front structure includes one one‑bedroom residence and one two‑bedroom residence; Two rear one‑bedroom units with alley access
More about this property
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