ZIP CODE 94587 // SAN FRANCISCO-OAKLAND-BERKELEY, CA // DATA AS OF 2026-09-30
Union City, CA (94587) Rental Property Cap Rate & Cash Flow Report
Located in Alameda County (Union City, CA), Zip Code 94587 ranks #484 of 500 within this selected sample (3th percentile) with a Zillow ZHVI typical home-value index of $1,196,418 (-1.9% YoY) and a ZORI observed market rent of $2,913/mo (+7.8% YoY). Requires at least 82.4% down payment at 6.5% interest to reach $0/mo break-even cash flow. This model combines different housing populations; it is not an observed average property return. Costs assume state-average tax, 0.5% annual insurance, 13% reserves and no HOA or management. Figures below follow your edits; this headline describes the original benchmark.
Net Monthly Cash Flow
-$4,722/mo
Annual: -$56,662/yr
Modeled Cap Rate
1.33%
NOI: $15,935/yr
Cash-on-Cash Return
-20.59%
Cash Needed: $275,176
1% Rule Ratio
0.24%
Gross Yield: 2.92%
Break-Even Rent
$8,340/mo
State Tax: 0.71%/yr
INTERACTIVE PRO-FORMA STATEMENT (ZIP 94587 BENCHMARK)
Edit any value
Purchase Price (ZHVI proxy)
Monthly Gross Rent (ZORI proxy)
Down Payment (%)
Interest Rate (30Y Fixed %)
Annual Property Tax (CA Avg 0.71%)
Annual Home Insurance ($)
Monthly HOA Fee ($)
Monthly Debt Service (P&I)
-$6,050/mo
Monthly Operating Expenses (Tax + Ins + 13% Reserves)
-$1,585/mo
HISTORICAL ZHVI PRICE VS. ZORI RENT TRAJECTORY (94587)
| Year | ZHVI Value | ZORI Rent | Gross Yield |
|---|---|---|---|
| 2021 | $1,107,863 | $2,396/mo | 2.60% |
| 2022 | $1,199,141 | $2,584/mo | 2.59% |
| 2023 | $1,176,104 | $2,597/mo | 2.65% |
| 2024 | $1,300,976 | $2,611/mo | 2.41% |
| 2025 | $1,219,676 | $2,702/mo | 2.66% |
| 2026 | $1,196,418 | $2,913/mo | 2.92% |
COMPARABLE U.S. RENTAL MARKETS
| Zip / City | Price | Rent | Cap Rate | Cash Flow |
|---|---|---|---|---|
| 90026 Los Angeles, CA | $1,140,670 | $2,781/mo | 1.34% | -$4,499/mo |
| 94536 Fremont, CA | $1,375,210 | $3,353/mo | 1.34% | -$5,423/mo |
| 94501 Alameda, CA | $1,147,274 | $2,825/mo | 1.36% | -$4,500/mo |
| 92618 Irvine, CA | $1,515,388 | $3,619/mo | 1.28% | -$6,042/mo |
| 92627 Costa Mesa, CA | $1,365,513 | $3,408/mo | 1.40% | -$5,317/mo |
| 92804 Anaheim, CA | $936,120 | $2,337/mo | 1.40% | -$3,644/mo |