Condo Market · sf

301 Main St #18C

Unit 18C at The Infinity, South Beach, San Francisco. 1 bd, 1 ba, 809 sq ft. Every recorded sale of this unit, and of the units directly above and below it.

Size
809 sq ft
Beds / baths
1 / 1
Floor
18
Recorded sales
1
Last recorded sale
Dec 2019
Stack
C

Recorded sales of unit 18C

DatePriceSq ft$/sq ft
Dec 2, 2019$1,150,000809$1,422

From county records and the MLS, one row per sale. BMR marks a below-market-rate sale, left out of every figure on this site.

The building

The Infinity’s median over the 12 months to Oct 16, 2026: $1,182 per square foot across 18 recorded sales in the building. The Infinity has 650 units and was built in 2008.

Same stack, one floor up and one floor down

Units in the same stack on the floors directly above and below unit 18C. Recorded sales only.

Unit 19C · one floor up

DatePriceSq ft$/sq ft
Mar 24, 2010$494,000758$652

Unit 17C · one floor down

DatePriceSq ft$/sq ft
Feb 6, 2008$860,000809$1,063

Own this unit, or want to buy it?

Any unit here is open to an offer, listed or not. Tim McMullen, a licensed California real estate broker (DRE #02016832), presents it to the owner of record.

Recorded sales only, from county records and the MLS. For a Comp Report on this unit, ask Tim McMullen. Figures exclude below-market-rate sales; a building median is shown only from five or more sales.