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ActiveSingle Family

$1,099,888

1051 Marianelli Ct, San Jose 95112

Beds4
Baths2
Sqft1,405
DOM50
No Photos Available

AddressIntel AI Briefing

The optimal pathway is a stealth density: primary + ADU + JADU play to capitalize on a transitioning neighborhood with rising permit activity. While an SB 9 lot split is legally supported, the site's liquefaction hazard zone acts as a minor development blocker that will require specialized foundation engineering and increase project costs.

Property Permit History

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

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Parcel & Zoning Info

APN24920084
Official Lot Sqft6,098
Zoning Code--
SB 9 StatusLikely · up to 4 units
SB 9 Block Reasons No SB 9 disqualifiers found
Development Blockers
Liquefaction
Unlock Pathways
Ministerial ADU Ministerial SB 9 Density Bonus AB 1033 (sell ADU as condo)
Entitlement RiskLow (0/100)

ADU Potential

Feasibility Score84/100
Max ADU Units2 (ADU + JADU)
Est. ADU Size1,200 sqft
Existing Coverage23%

Flag / irregular · Corner lot · ~104 ft frontage × 142 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 Score12/100
Low motivation
45+ 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 Score40/100
ClassExpansion room
FAR Utilization51% of allowed
Buildable Headroom+1,339 sqft

Meaningful unused floor-area headroom under current zoning, room to add square footage. Zoning allows roughly 2,744 sqft of gross floor area on this lot.

Screening estimate comparing existing living area to the city's single-family floor-area limit. FAR figure is a discretionary-review trigger, not a hard cap. Treat as approximate. Source: SJMC 20.30.200; 20.100.1020 (Single-Family House Permit) (as of 2026-06-30). Verify FAR, coverage, setbacks, and height with the local planning dept.

Hazard Snapshot

Flood Zone

D
Special flood hazard area; insurance may be required.

Fire Severity

None
Not in a mapped state fire severity zone.

Liquefaction

Yes
In a mapped liquefaction zone. May require specialized foundation engineering.

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

Empire Gardens Elementary

San Jose Unified

0.5 miles away
Middle School

ACE Inspire Academy

San Jose Unified

0.7 miles away
High School

San Jose High

San Jose Unified

0.9 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

64/100

Based on recent sales velocity and local demand in 95112.

Flippability Score

55/100

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

Bidding War Prob.

12%

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.

Zoning allows roughly 2,744 sqft on this lot, and the default builds to that envelope. The FAR figure is a discretionary-review trigger, not a hard cap.

Median of 12 recent single-family sales in San Jose (95112): $590/sqft, plus 5% because new houses sold at a median 1.07x their comps across 239 real rebuilds. Sized within 25% of the 2,700 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$1,485,000
New Build2,700 sqft
Total Capital Required$2,759,888
Estimated Resale (ARV)$1,674,000
Cost of Sale (5%)-$83,700
Carry (33mo @ 7%)-$371,503
Net Proceeds$1,218,797

Projected Profit

-$1,541,091
-55.8% ROI

Warning: Project is mathematically underwater.

Recent Comparables (San Jose 95112)

Sized to the modelled 2,700 sqft build: sales within 25% of it. Smaller houses sell for more per foot, so pricing a rebuild off them overstates resale.

656 S 14th St

Sold
$2,300,000
Sold: 2026-09-11
Lot: 6,713
Sqft: 2267
$/Sqft: $1,015

1133 S 9th St

Sold
$1,300,000
Sold: 2026-09-04
Lot: 6,348
Sqft: 2170
$/Sqft: $599

657 Woodland Ter

Sold
$1,175,000
Sold: 2026-08-14
Lot: 3,200
Sqft: 2063
$/Sqft: $570

645 Woodland Ter

Sold
$1,298,000
Sold: 2026-07-31
Lot: 3,412
Sqft: 2232
$/Sqft: $582

333 S 14th St

Sold
$2,000,000
Sold: 2026-07-24
Lot: 6,400
Sqft: 2093
$/Sqft: $956

102 S 12th St

Sold
$2,090,000
Sold: 2026-07-20
Lot: 6,528
Sqft: 2446
$/Sqft: $854

1137 N 3rd St # A

Sold
$2,050,000
Sold: 2026-07-08
Lot: 5,359
Sqft: 2809
$/Sqft: $730

466 N 3rd St

Sold
$1,110,000
Sold: 2026-07-02
Lot: 6,347
Sqft: 2036
$/Sqft: $545

873 N 5th St

Sold
$2,250,000
Sold: 2026-06-23
Lot: 7,000
Sqft: 2602
$/Sqft: $865

621 S 6th St

Sold
$1,370,000
Sold: 2026-06-15
Lot: 5,125
Sqft: 3323
$/Sqft: $412

114 N 5th St

Sold
$988,000
Sold: 2026-05-29
Lot: 4,692
Sqft: 2272
$/Sqft: $435

132 N 16th St

Sold
$1,200,000
Sold: 2026-05-20
Lot: 5,680
Sqft: 2236
$/Sqft: $537