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3605 Waller Ave

Richmond · Richmond

3605 Waller Ave

Style

Single Family Residence

Zoning

RL2

Year built

1922

Existing

2 bd · 1 ba

Interior

981 sf

Lot size

4,992 sf

$489,900

Unlisted

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-$502K estimated cost
$200K-$499K future value add

Single-Family Homes and ADUs on Separate Lots

Add 1 potential unit
$541K-$882K estimated cost
$610K-$1.1M 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
$776,399
ADU scenario · 1 new unit · 400 new sf
Build Cost / SF
$
ADU build cost$271,802
35% of project cost
Property acquisition$504,597
65% of project cost
Estimated Project Value (2 Year)
$689,655
-11.2% total ROI
-$86,744 potential ROI
Added scenario value$199,755
29% of completed value
Current property value$489,900
71% of completed value
Acquisition65%
Soft Costs8%
Hard Costs27%
Value Projections
Today estimate$489,900
Scenario added sqft$199,755
Completed value$689,655
Potential ROI-$86,744
Assumptions
Current value / sf$499
Added sqft400 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
$272K
Per Home
$776K
# of original sq ft
981
# of new sq ft
400
Total sq ft
1,381
Per Sq Ft
N/A
Per Sq Ft
$680
Per Sq Ft
$562
Total
$505K
Total
$272K
Total
$776K
Financing Estimate
HELOC

Estimate available equity and interest-only payments for funding the build.

HELOC Estimate
Available Equity
Estimated current value
Internal current-value baseline
$490K
Max HELOC
80% CLTV minus mortgage balance
$98K
Requested HELOC
Capped by available equity
$98K
Monthly payment
Interest-only estimate
$489

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 Diego Irigoyen · Realty One Group Elite

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 September 6, 2026 at 1:10 PM PDT.

Location

Data from Type Five
Jurisdiction
Richmond
Zoning
RL2
Overlay Districts
None
Climate Zone
Zone 3
Transit Access (1/2 mi)
No

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 A VHFHSV
Fire Responsibility
LRA
Wildfire Protection Req.
-
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