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Updated Two-Unit Duplex
New
For Sale
$229,900

317-319 E B St, La Porte, TX 77571

Each residence has independent electric metering, renovated kitchens, and separate heating and cooling equipment.

Property Size1,456 SF
Lot Size0.18 Acres
Days on Market4

Property Features for 317-319 E B St

General Information

Standard status Active
Size 1,456 SF
Lot size 0.18 Acres
Property subtype Investment

Units

Unit Mix 2 x 2BR/1BA
Multifamily Units 2

Taxes and HOA fees

Annual Taxes $4,090

Building Details

Building Size 1,456 SF
Year Built 1932
Buildings 1
Stories 1
Listing Agency: RED DIAMOND REALTY
Listed By: Cyndi De Palermo · License #0325564
Source: Elliman
Added: Sep 11 Last Checked: Sep 14 at 7:16AM

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 RED DIAMOND REALTY

Investment Insights

Based on property information with market context.

This two-unit duplex contains a pair of separate 2-bedroom, 1-bath residences on a 7,750 sq. ft. corner lot. Seller-reported improvements completed in 2023 include electrical and plumbing updates, two Carrier HVAC systems, ductwork, thermostat controls, two water heaters, replacement windows, exterior doors, and renovated kitchens. Each unit has its own electric meter. Kitchen features include quartz and granite countertops, refreshed cabinetry, stainless appliances, and connections for stackable washers and dryers.

Built in 1932, the property is located at 317-319 E B St in La Porte, near La Porte Elementary, La Porte Junior High, La Porte High School, Five Points Park and Community Center, Sylvan Beach, major ports, and employment centers. The site also includes a spacious yard and is described as car-dependent, with a walk score of 0 and a bike score of 39.

Key Highlights

  • Two separate 2‑bedroom, 1‑bath units
  • 7,750 sq. ft. corner lot with a spacious yard
  • 2023 updates include electrical, plumbing, windows, doors, and kitchens

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
$11,126
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
4.84%
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%
$222,520 $222.5K
Cap Rate 7%
$158,943 $158.9K
Cap Rate 9%
$123,622 $123.6K
Market Conditions
NOI Build-Up for 1,456 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
$17.5K $12.00/SF
− Vacancy
−$1.6K −$1.08/SF
EGI
$15.9K $10.92/SF
− OpEx
−$4.8K −$3.27/SF
NOI
$11.1K $7.64/SF
Area
Harris County, TX
Vacancy
9.03%
Lease Rate
$12.00 /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%
$222,520
Cap Rate 7%
$158,943
Cap Rate 9%
$123,622

Alternative Uses

Best Use
Multifamily LT 5
$158.9K
$139.1K – $185.4K (±1% cap)
NOI $11,126 @ 7.0% cap · market cap 4.84%
Second Best
Apartment 5plus
$137.9K
$120.7K – $160.9K (±1% cap)
NOI $9,653 @ 7.0% cap · market cap 4.20%
Theoretical Best
Office A
$397.6K
$347.9K – $463.8K (±1% cap)
NOI $27,829 @ 7.0% cap · market cap 12.10%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Law Firm Restaurant Parking Lot & Garage Grocery & Convenience Store Building Supply Big Box & Wholesale Store

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

Lease Details

2
Residential units

Location Intelligence

Trade Area within ½ mile

93
Businesses Nearby

Demographics for 77571, TX

37,018
Population
14,428
Households
2.6
Avg Household Size
38
Median Age
19%
College-Educated
89%
High-School Grad
37.1 sq mi
ZIP Area
998
Density / Sq Mi
$83,795
Median Household Income
$50,441
Median Earnings
$1,328
Median Rent
$220,300
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - Each residence has independent electric metering, renovated kitchens, and separate heating and cooling equipment.
Where is this duplex located?
The property is located at 317-319 E B St La Porte, TX.
What is the asking price?
The asking price for this property is $229,900.
What are key features of this property?
This property features: Two separate 2‑bedroom, 1‑bath units; 7,750 sq. ft. corner lot with a spacious yard; 2023 updates include electrical, plumbing, windows, doors, and kitchens
More about this property
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