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ActiveSingle Family

$1,288,000

10 Bradford Dr, South San Francisco 94080

Beds3
Baths1
Sqft990
DOM211
No Photos Available

AddressIntel AI Briefing

The optimal strategy is stealth density: primary + ADU + JADU, utilizing the deep lot to add valuable backyard rental units. The modest square footage of the main house leaves plenty of open space to permit and build detached accessory structures. This configuration targets the high-density demand of local working professionals seeking modern options.

Property Permit History

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

Recent Neighborhood Remodeling (South San Francisco)

2026-10-21 • 121 RAMONA AVE
Residential Building - Alteration
--Inspection
2026-10-21 • 718 PARK WAY
Building Permit Revision
--Closed
2026-10-20 • 144 COUNTRY CLUB DR
Residential Building - Alteration
--Inspection
2026-10-20 • 140 SAN FELIPE AVE
Sewer Lateral
--Inspection
2026-10-20 • 251 RAINIER AVE
Sewer Lateral
--Inspection
2026-10-19 • 717 SOUTHWOOD DR
Residential Building - Addition
--Inspection

Parcel & Zoning Info

APN010135150
Official Lot Sqft4,500
Zoning CodeNO DATA ASSIGNED
SB 9 StatusLikely · up to 4 units
Unlock Pathways
Ministerial ADU Ministerial SB 9 Density Bonus
Entitlement RiskLow (0/100)

ADU Potential

Feasibility Score76/100
Max ADU Units2 (ADU + JADU)
Est. ADU Size1,200 sqft
Existing Coverage22%

Flag / irregular · Corner lot · ~94 ft frontage × 102 ft deep, a tucked-away rear unit is very private; access is typically via the pole driveway. A second street frontage lets an ADU take its own entrance and address.

Screening heuristic based on lot size, existing coverage, lot orientation, and hazard overlays. CA ADU law is ministerial statewide; verify max size, setbacks, and JADU owner-occupancy with the local planning dept.

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.

Redevelopment Potential

Redevelopment Score52/100
ClassExpansion room
FAR Utilization55% of allowed
Buildable Headroom+810 sqft

Meaningful unused floor-area headroom under current zoning, room to add square footage. Zoning allows roughly 1,800 sqft of gross floor area on this lot.

Screening estimate comparing existing living area to the city's single-family floor-area limit. City sets no explicit FAR (or is not individually curated); allowable area is a conservative estimate. Source: conservative default (0.40 FAR — city not individually curated) (as of 2026-06-30). Verify FAR, coverage, setbacks, and height with the local planning dept.

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

Buri Buri Elementary

South San Francisco Unified

1.0 miles away
Middle School

Alta Loma Middle

South San Francisco Unified

0.6 miles away
High School

El Camino High

South San Francisco Unified

0.7 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

78/100

Based on recent sales velocity and local demand in 94080.

Flippability Score

60/100

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.

We don't hold this jurisdiction's floor-area rule, so the default builds to roughly 1,800 sqft from a conservative 0.40 FAR approximation, a starting point and not a zoning answer. Check the local code before you rely on it.

Median of 12 recent single-family sales in South San Francisco (94080): $862/sqft, plus 5% because new houses sold at a median 1.07x their comps across 239 real rebuilds. Sized within 25% of the 1,800 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$990,000
New Build1,800 sqft
Total Capital Required$2,453,000
Estimated Resale (ARV)$1,629,000
Cost of Sale (5%)-$81,450
Carry (33mo @ 7%)-$360,071
Net Proceeds$1,187,479

Projected Profit

-$1,265,521
-51.6% ROI

Warning: Project is mathematically underwater.

Recent Comparables (South San Francisco 94080)

Sized to the modelled 1,800 sqft build: sales within 25% of it. Smaller houses sell for more per foot, so pricing a rebuild off them overstates resale.

26 Cymbidium Cir

Sold
$1,742,500
Sold: 2026-10-16
Lot: 3,830
Sqft: 1610
$/Sqft: $1,082

3040 Dublin Dr

Sold
$1,955,000
Sold: 2026-10-16
Lot: 5,301
Sqft: 2240
$/Sqft: $873

366 Altamont Dr

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$1,565,000
Sold: 2026-10-13
Lot: 4,500
Sqft: 1559
$/Sqft: $1,004

343 Alta Mesa Dr

Sold
$1,480,000
Sold: 2026-10-08
Lot: 5,401
Sqft: 1870
$/Sqft: $791

326 Armour Ave

Sold
$1,501,500
Sold: 2026-09-28
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Sqft: 1790
$/Sqft: $839

3906 Reston Ct

Sold
$1,278,000
Sold: 2026-09-28
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Sqft: 1500
$/Sqft: $852

2700 Wexford Ave

Sold
$1,600,000
Sold: 2026-09-22
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$/Sqft: $1,067

169 Cymbidium Cir

Sold
$1,730,000
Sold: 2026-09-18
Lot: 4,230
Sqft: 1610
$/Sqft: $1,075

227 Rockwood Dr

Sold
$1,240,000
Sold: 2026-09-18
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Sqft: 1390
$/Sqft: $892

113 Aldenglen Dr

Sold
$1,550,000
Sold: 2026-09-17
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Sqft: 2080
$/Sqft: $745

2200 Delvin Way

Sold
$1,800,000
Sold: 2026-09-16
Lot: 5,454
Sqft: 2230
$/Sqft: $807

3907 Reston Ct

Sold
$1,443,000
Sold: 2026-09-11
Lot: 2,500
Sqft: 1820
$/Sqft: $793