ZIP CODE 78745 // AUSTIN-ROUND ROCK-GEORGETOWN, TX // DATA AS OF 2026-09-30
Austin, TX (78745) Rental Property Cap Rate & Cash Flow Report
Located in Travis County (Austin, TX), Zip Code 78745 ranks #434 of 500 within this selected sample (13th percentile) with a Zillow ZHVI typical home-value index of $405,447 (-4.5% YoY) and a ZORI observed market rent of $1,497/mo (+0.4% YoY). Requires at least 75.2% 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
-$1,413/mo
Annual: -$16,960/yr
Modeled Cap Rate
1.88%
NOI: $7,642/yr
Cash-on-Cash Return
-18.19%
Cash Needed: $93,253
1% Rule Ratio
0.37%
Gross Yield: 4.43%
Break-Even Rent
$3,122/mo
State Tax: 1.47%/yr
INTERACTIVE PRO-FORMA STATEMENT (ZIP 78745 BENCHMARK)
Edit any value
Purchase Price (ZHVI proxy)
Monthly Gross Rent (ZORI proxy)
Down Payment (%)
Interest Rate (30Y Fixed %)
Annual Property Tax (TX Avg 1.47%)
Annual Home Insurance ($)
Monthly HOA Fee ($)
Monthly Debt Service (P&I)
-$2,050/mo
Monthly Operating Expenses (Tax + Ins + 13% Reserves)
-$860/mo
HISTORICAL ZHVI PRICE VS. ZORI RENT TRAJECTORY (78745)
| Year | ZHVI Value | ZORI Rent | Gross Yield |
|---|---|---|---|
| 2021 | $485,147 | $1,525/mo | 3.77% |
| 2022 | $546,812 | $1,661/mo | 3.65% |
| 2023 | $486,881 | $1,610/mo | 3.97% |
| 2024 | $460,991 | $1,533/mo | 3.99% |
| 2025 | $424,550 | $1,491/mo | 4.21% |
| 2026 | $405,447 | $1,497/mo | 4.43% |
COMPARABLE U.S. RENTAL MARKETS
| Zip / City | Price | Rent | Cap Rate | Cash Flow |
|---|---|---|---|---|
| 75243 Dallas, TX | $292,754 | $1,076/mo | 1.87% | -$1,025/mo |
| 75056 The Colony, TX | $477,985 | $1,732/mo | 1.81% | -$1,695/mo |
| 75035 Frisco, TX | $635,010 | $2,390/mo | 1.96% | -$2,174/mo |
| 78613 Cedar Park, TX | $451,776 | $1,588/mo | 1.70% | -$1,645/mo |
| 75070 McKinney, TX | $470,245 | $1,643/mo | 1.68% | -$1,720/mo |
| 77494 Katy, TX | $478,133 | $1,861/mo | 2.09% | -$1,584/mo |