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Activemulti_family

$1,648,000

869 Woodside Way, San Mateo 94401

Beds2
Baths--
Sqft2,317
DOM90
No Photos Available

AddressIntel AI Briefing

Promising candidate with significant upside potential given that top-end local properties exceed $2.8M. Absence of liquefaction simplifies structural additions and full-scale modernizations.

Property Permit History

No permit history found directly associated with this property's address.

Recent Neighborhood Remodeling (San Mateo)

2026-10-20 • 308 42ND AVE SAN MATEO CA 94403-5004
Single Family (Addition) - Add/Alter - Add/Alter
$234,243Issued
2026-10-20 • 416 FAIRFAX AVE SAN MATEO 94402-2210 CA
Single Family (Alteration/Repair) - Alter - Alter
$7,500Issued
2026-10-19 • 1464 WOODBERRY AVE SAN MATEO 94403-3765 CA
Single Family (Alteration/Repair) - Kitchen & Bath Remodel (Flat) - Kitchen & Bath Remodel (Flat)
$30,000Issued
2026-10-19 • 723 COSTA RICA AVE SAN MATEO 94402-1014 CA
Single Family (New) - New - New
$197,500Issued
2026-10-18 • 2630 ALAMEDA DE LAS PULGAS SAN MATEO 94403-2652 CA
Single Family (Addition) - Add/Alter - Add/Alter
$285,704Issued
2026-10-17 • 3513 CASANOVA DR SAN MATEO 94403-2908 CA
Single Family (Alteration/Repair) - Alter - Alter
$15,815Under Review

Parcel & Zoning Info

APN032122040
Official Lot Sqft2,171
Zoning CodeNO DATA ASSIGNED
SB 9 StatusN/A

Seller Motivation

Motivation Score30/100
Some motivation
90+ days on market

Inferred from days on market and listing-description language (e.g. "as-is", "estate sale", "motivated seller"). A screening heuristic for likely negotiability, not a statement about the seller's circumstances.

Hazard Snapshot

Flood Zone

X
Area of minimal flood hazard.

Fire Severity

None
Not in a mapped state fire severity zone.

Liquefaction

No
Not in a mapped liquefaction zone.

Fault Zone

No
Not in a mapped Alquist-Priolo fault zone.

Not a substitute for a Natural Hazard Disclosure (NHD) report. Zones reflect available GIS data and may not cover all localities. Liquefaction and fault flags: modified from California Geological Survey, Web Service of Official Maps of Alquist-Priolo Earthquake Fault Zones and Web Service of Official Maps of Seismic Hazard Zones (2025).

Nearby Public Schools

Elementary School

Washington Elementary

Burlingame Elementary

0.2 miles away
Middle School

Crocker Middle

Hillsborough City Elementary

1.6 miles away
High School

San Mateo High

San Mateo Union High

0.4 miles away

School boundaries are subject to change. Nearest school distance does not guarantee enrollment eligibility. Check with the local district. Data provided by CDE.

Proprietary Intelligence

Market Heat Index

62/100

Based on recent sales velocity and local demand in 94401.

Flippability Score

78/100

Measures neighborhood renovation density vs. recent permits on this property.

Bidding War Prob.

1%

Likelihood of multiple offers based on local list-to-sale ratios and DOM.

Proforma ROI Calculator

Back-of-the-napkin deal analysis across development strategies.

Median of 12 recent multi-family sales in San Mateo (94401): $567/sqft, plus 5% because new houses sold at a median 1.07x their comps across 239 real rebuilds. Sized within 25% of the 3,500 sqft build, because smaller houses sell for more per foot and pricing a rebuild off them overstates resale.

Commission, transfer tax and closing. Deducted from resale before profit, so the ROI below is net of the exit rather than gross.

Interest on the purchase price for the whole project plus half the build budget, since construction draws ramp up. The default is 7% over 33 months, the median purchase-to-sale time of 239 real Peninsula and South Bay rebuilds. Set the rate to 0 for a cash purchase, or use your own lender's terms.

Hard Costs$1,925,000
New Build3,500 sqft
Total Capital Required$3,748,000
Estimated Resale (ARV)$2,082,500
Cost of Sale (5%)-$104,125
Carry (33mo @ 7%)-$519,365
Net Proceeds$1,459,010

Projected Profit

-$2,288,990
-61.1% ROI

Warning: Project is mathematically underwater.

Recent Comparables (San Mateo 94401)

Sized to the modelled 3,500 sqft build: sales within 25% of it. Smaller houses sell for more per foot, so pricing a rebuild off them overstates resale.

143-145 N Humboldt St

Sold
$1,780,000
Sold: 2026-10-09
Lot: 7,602
Sqft: 4008
$/Sqft: $444

201 S Idaho St

Sold
$1,800,000
Sold: 2026-10-02
Lot: 7,630
Sqft: 3385
$/Sqft: $532

117 N Delaware St

Sold
$1,825,000
Sold: 2026-06-26
Lot: 5,750
Sqft: 4165
$/Sqft: $438

200 7th Ave

Sold
$2,500,000
Sold: 2026-06-18
Lot: 6,344
Sqft: 4160
$/Sqft: $601

114 S Delaware St

Sold
$1,900,000
Sold: 2026-06-02
Lot: 5,500
Sqft: 2930
$/Sqft: $648

229 N Humboldt St

Sold
$1,650,000
Sold: 2026-03-24
Lot: 6,450
Sqft: 3328
$/Sqft: $496

436 Turner Ter

Sold
$2,075,000
Sold: 2026-02-20
Lot: 9,583
Sqft: 2993
$/Sqft: $693

809 N Delaware St

Sold
$626,500
Sold: 2026-02-04
Lot: 6,250
Sqft: 3316
$/Sqft: $189

855 Jefferson Ct

Sold
$1,600,000
Sold: 2025-12-19
Lot: 7,600
Sqft: 2894
$/Sqft: $553

148 N Fremont St

Sold
$1,975,000
Sold: 2025-10-02
Lot: 6,000
Sqft: 3403
$/Sqft: $580

47 N Ellsworth Ave # 45

Sold
$2,000,000
Sold: 2025-09-30
Lot: -
Sqft: 3290
$/Sqft: $608

45 N Ellsworth Ave

Sold
$2,000,000
Sold: 2025-09-30
Lot: 6,360
Sqft: 3290
$/Sqft: $608