Cap rate & gross rent multiplier calculator for San Marcos, TX
Starts from local data for San Marcos, TX (ZIP 78666): a 3-bedroom rent of $1,691 a month (range $1,601–$1,780). Every value stays editable.
Cap rate
6.58%
Gross rent multiplier
9.92
- Gross annual rent
- $50,400
- NOI (yearly)
- $32,880
How this is calculated
- 1Gross annual rent = monthly rent × 12.
- 2NOI = gross annual rent × (1 − vacancy %) − operating expenses.
- 3Cap rate = NOI ÷ price.
- 4GRM = price ÷ gross annual rent.
Neither metric accounts for financing. Use the rental cash flow calculator to see returns with a mortgage.
Frequently asked questions
- What rent should I use for a 3-bedroom rental in San Marcos, TX?
- In ZIP 78666 the typical figure is $1,691 a month ($1,601–$1,780); across San Marcos's 2 ZIP codes it's $1,601–$2,292, with a median of $1,992. Check listings for the specific property.