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2158 High Street

Oakland

2158 High Street

Style

Single Family Residence

Zoning

RM-4

Year built

1908

Existing

5 bd · 3 ba

Interior

2,305 sf

Lot size

5,995 sf

$538,888

For Sale

Development Scenarios

Here's how you can use existing housing laws to add more housing units to this property. For illustrative purposes only, as actual site conditions should be verified in person.

ADU

Add 1 potential unit to the backyard
$272K-$411K estimated cost
$139K-$266K future value add

Single-Family or Multi-Family Homes on Separate Lots

Add 1 potential unit
$436K-$891K estimated cost
$266K-$784K future value add
Loading infill model...

Density level

Density controls will appear after the model finishes loading.

Generating the lot configuration for this scenario and density...

Financials

These estimates model the potential development economics for this scenario using local construction costs and comparable sale prices. They're provided for illustrative purposes only and aren't financial advice.

Selected ScenarioADU
Estimated Project Cost
$826,857
ADU scenario · 1 new unit · 400 new sf
Build Cost / SF
$
ADU build cost$271,802
33% of project cost
Property acquisition$555,055
67% of project cost
Estimated Project Value (2 Year)
$678,289
$716,384 1-year project value ·
-18.0% total ROI
-$148,567 potential ROI
Added scenario value$139,401
21% of completed value
Current property value$538,888
79% of completed value
Acquisition67%
Soft Costs7%
Hard Costs25%
Value Projections
Today list price$538,888
24-month added value$139,401
24-month project value$678,289
Potential ROI-$148,567
Assumptions
Current sale / sf$234
Average sale / sf$565
Annual growth-21.5%
Comp bedrooms5
Comp radius5 miles
Price / sf sourceAverage sold comps
Added sqft400 sf
Cost Breakdown

Unit Economics
Original Property
Acquisition only
Build New Homes
Soft + hard costs
All-In
Total project
# of original homes
2
# of new homes
1
Total homes
3
Per Home
$278K
Per Home
$272K
Per Home
$276K
# of original sq ft
2,305
# of new sq ft
400
Total sq ft
2,705
Per Sq Ft
$241
Per Sq Ft
$680
Per Sq Ft
$306
Total
$555K
Total
$272K
Total
$827K
Financing Estimate
Construction Loan

Estimate construction proceeds, cash required, and interest-only payments.

Construction Estimate
Loan Proceeds
Construction basis
Soft + hard costs
$272K
Loan proceeds
65% loan-to-cost
$177K
Cash required
Unfinanced development cost
$95K
Monthly payment
Interest-only estimate
$2K

Timeline

Typical project phasing based on the selected scenario, density, and generated development scope.

Estimated Total Duration

11 months

ADU

Design

Concept design, site planning, and early coordination.

1 month

Month 1

Permitting

Planning review, entitlement approvals, and building permits.

3 months

Month 2 - Month 4

Site Work

Utility coordination, grading, and site preparation.

2 months

Month 5 - Month 6

Construction

Vertical construction through final inspection.

5 months

Month 7 - Month 11

Property Overview

MLS: bridgeMLS

Property information from bridgeMLS

Listed by Daniel Moskowitz · Coldwell Banker Realty

bridgeMLS © 2026. Information Deemed Reliable but not Guaranteed. This information is being provided by bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated at June 19, 2026 at 4:25 PM PDT.

Location

Data from Type Five
Jurisdiction
Oakland
Zoning
RM-4
Overlay Districts
Creef Buffer 100ft Setback
Climate Zone
Zone 3
Transit Access (1/2 mi)
-

Natural Hazards

Data from Type Five
Flood Zone
AE
Liquefaction Risk
No
Landslide Risk
No
Fault Zone
No

Fire Risk

Data from Type Five
Fire Hazard Zone
NOT IN VHFHZ
Fire Responsibility
LRA
Wildfire Protection Req.
No