734 Illinois Street, Vallejo, CA 94590, Vallejo, 94590 - 4 bed, 2 bath
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734 Illinois Street
Vallejo, CA 94590
ACTIVE
CONDITION: EXCELLENT
4Beds
2Baths
2,140Sq Ft
6,512Lot Size
Property Price
LIST PRICE$699,000
EST. MARKET VALUE
$712,007
SUMMARY
This Spacious Residential Property is a High-Potential Investment Opportunity, listed at $699,000—positioned well below the $712,008 Fair Market Value by 1.8%. This valuation gap offers $13,008 in Instant Equity. Featuring a Mint Condition Rating with recent system upgrades and a versatile 4-car garage, the property offers significant upside through potential ADU conversion on its expansive 10,000 sqft lot. This is an ideal acquisition for Buy-and-Hold Investors or Owner-Occupants seeking a move-in ready home with long-term development potential.
Estimated Market Value
$712,007
Based on Realkey algorithm analyzing recent comparable sales in Vallejo.
Comparable Sales Map
Comparables within 1 miles sold in recently
Map unavailable.
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 734 Illinois Street Subject 4 bd · 2 ba · 2,140 sqft · $333 | $699,000* List Price | 4 | 2 | 2,140 | $333 | - |
A 246 Viewmont Avenue Sold 4 bd · 3 ba · 1,712 sqft · $345 · 0.9 mi | $590,000 | 4 | 3 | 1,712 | $345 | 0.9 mi |
B 17 Hanns Ave Sold 4 bd · 2 ba · 2,394 sqft · $363 · 0.3 mi | $870,000 | 4 | 2 | 2,394 | $363 | 0.3 mi |
C 1447 Ohio Street Sold 4 bd · 2 ba · 1,704 sqft · $363 · 0.5 mi | $618,000 | 4 | 2 | 1,704 | $363 | 0.5 mi |
D 140 Florida Street Sold 5 bd · 2 ba · 1,818 sqft · $275 · 1.0 mi | $500,000 | 5 | 2 | 1,818 | $275 | 1.0 mi |
E 912 York Street Sold 3 bd · 3 ba · 2,334 sqft · $321 · 0.8 mi | $750,000 | 3 | 3 | 2,334 | $321 | 0.8 mi |
F 2039 Tennessee St Sold 3 bd · 2 ba · 1,312 sqft · $419 · 0.9 mi | $550,000 | 3 | 2 | 1,312 | $419 | 0.9 mi |
G 1109 Kentucky St Pending 4 bd · 2 ba · 2,394 sqft · $229 · 0.4 mi | $549,000 List Price | 4 | 2 | 2,394 | $229 | 0.4 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
See Full ReportOVERALL CONDITION SCORE
Excellent
TeardownExcellent
Property is new construction or fully renovated.
The property has undergone a comprehensive recent renovation (less than 5 years ago) featuring a brand-new kitchen with stainless steel appliances, updated bathrooms, new flooring, and modern windows. Additionally, the listing highlights extensive upgrades to critical systems, including plumbing and electrical, ensuring the home is in mint condition with no immediate maintenance required.
PROSSTRENGTHS & OPPORTUNITIES
- Modernized Interior
The home features comprehensive recent updates including a new kitchen, flooring, and essential plumbing and electrical upgrades, offering a move-in-ready experience.
- Development Potential
Situated on a large 10,000 sqft corner lot across two parcels, the property offers rare expansion possibilities and a massive 4-car garage primed for ADU conversion.
- Versatile Layout
A lower level with a separate entrance provides excellent flexibility for multi-generational living or potential rental income opportunities.
CONSRISKS & DEFICIENCIES
- MLS Listing Discrepancy
Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 4, other record bedroom count = 3.
- Regulatory Due Diligence
The feasibility of ADU conversion, in-law use, and parcel development is subject to buyer verification and zoning approvals, which may present administrative hurdles.
- Vintage Infrastructure
As a 1940s-built home, potential buyers may face maintenance issues inherent to older structures that fall outside the scope of the recent cosmetic and system renovations.
About 734 Illinois Street
Beautifully remodeled living, exceptional garage space, and room to consider what's next. Set on a generous corner property comprising two parcels totaling approximately 10,000 square feet, 734 Illinois Street offers four bedrooms, two bathrooms, and timeless character thoughtfully refreshed for today. Recent improvements include a new kitchen, new flooring, fresh paint, updated windows, and extensive plumbing and electrical upgrades. The lower level features a separate entrance and flexible space that may accommodate an in-law arrangement, creating options for multigenerational living or potential rental use within a portion of the home, subject to required approvals. An expansive four-car garage adds remarkable versatility, with finished walls, abundant storage, and room to evaluate a future ADU conversion. Whether envisioned as a workshop, hobby space, vehicle storage, or additional living area, it offers flexibility rarely found in the area. The substantial corner lot and two-parcel configuration may also support future expansion or additional development, subject to zoning, permits, and feasibility. Enjoy the home's polished updates today while considering its longer-term possibilities. Buyer to verify parcel dimensions, lot size, zoning, permits, and the feasibility of any in-law use, garage conversion, expansion, or additional development.
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 1940
- Lot Size
- 6,512 Sq. Ft.
Interior
- Total Bedrooms
- 4
- Total Bathrooms
- 2 (2 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 4.0 | 3.0 |
| Baths | 2.0 | 2.0 |
| Square foot | 2,140 | 1,440.296 |
| Lot Size | 6,512 | 6,355.915 |
| Price | $699.0K | $529.2K |
| Price per sq ft | $327 | $358 |
| Built year | 1940 | 1959 |
| HOA | $0 | $142 |
| Days on market | 11 | 47 |
Pricing History
Listed for Sale
Oct 13, 2026
$699,000
Initial Listing
Sold
Apr 1, 2021
$220,000
Public Record
Sold
Feb 8, 2012
$135,500
Public Record
Sold
Nov 3, 2006
$530,000
Public Record