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1249 88th Ave

E Oakland · Oakland

1249 88th Ave

Style

Single Family Residence

Zoning

RD

Year built

1944

Existing

2 bd · 2 ba

Interior

779 sf

Lot size

2,710 sf

$455,000

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
$235K-$323K estimated cost
$225K-$450K future value add

Single-Family Homes and ADUs on Separate Lots

Add 1 potential unit
$437K estimated cost
$674K 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
$703,940
ADU scenario · 1 new unit · 305 new sf
Build Cost / SF
$
ADU build cost$235,290
33% of project cost
Property acquisition$468,650
67% of project cost
Estimated Project Value (2 Year)
$680,076
$650,719 1-year project value ·
-3.4% total ROI
-$23,864 potential ROI
Added scenario value$225,076
33% of completed value
Current property value$455,000
67% of completed value
Acquisition67%
Soft Costs9%
Hard Costs25%
Value Projections
Today list price$455,000
24-month added value$225,076
24-month project value$680,076
Potential ROI-$23,864
Assumptions
Current sale / sf$584
Average sale / sf$558
Annual growth15.0%
Comp bedrooms2
Comp radius5 miles
Price / sf sourceAverage sold comps
Added sqft305 sf
Cost Breakdown

Unit Economics
Original Property
Acquisition only
Build New Homes
Soft + hard costs
All-In
Total project
# of original homes
N/A
# of new homes
1
Total homes
1
Per Home
N/A
Per Home
$235K
Per Home
$704K
# of original sq ft
779
# of new sq ft
305
Total sq ft
1,084
Per Sq Ft
N/A
Per Sq Ft
$771
Per Sq Ft
$649
Total
$469K
Total
$235K
Total
$704K
Financing Estimate
Construction Loan

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

Construction Estimate
Loan Proceeds
Construction basis
Soft + hard costs
$235K
Loan proceeds
65% loan-to-cost
$153K
Cash required
Unfinanced development cost
$82K
Monthly payment
Interest-only estimate
$1K

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 Maria Barrera · Community Realty & Investment

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 24, 2026 at 8:54 AM PDT.

Location

Data from Type Five
Jurisdiction
Oakland
Zoning
RD
Overlay Districts
None
Climate Zone
Zone 3
Transit Access (1/2 mi)
Yes (International Blvd & 87th Av)

Natural Hazards

Data from Type Five
Flood Zone
X
Liquefaction Risk
Yes
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