1515 Union St #4B, San Francisco, CA 94123 - Sold

Sold June 22, 2026 for $2,675,000 · 55 days on market

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Listed By David S Costello. DRE# 001947195. Compass. (415) 828-8122

Source: SFAR/San Francisco, MLS # 426125930

1515 Union St #4B in San Francisco sold for $2,675,000 on June 22, 2026 — 55 days after coming on the market at $2,675,000. That works out to $2,145 per square foot for a 2-bedroom, 2-bath condo built in 2020. The 1,247 sq ft condo sits in Cow Hollow, which Houseberry scores 3.6/5 overall, 3.6/5 for schools and 3.7/5 for safety — 44th of 92 neighborhoods in San Francisco — with a median home price of $6.02M.

Experience elevated living in Residence 4B at Union House: currently the only 2-bedroom, 2-bath luxury condominium available for sale in one of San Francisco's most coveted boutique buildings. Ideally located at the crossroads of Pacific Heights, Cow Hollow, Russian Hill, and the Marina, this refined 1,250 sq ft unit combines elegant design with modern comfort. Filled with natural light, the home features soaring ceilings and oversized picture-frame windows that showcase sweeping city views including direct views of the Gold

Date	Event & Source	Price	Change
Jun 22, 2026	Sold SFAR	$2,675,000	+0.9%
Apr 28, 2026	Listed SFAR	$2,650,000

School Name	Type	Grades	Distance	Houseberry School Score
Sherman Elementary	Primary	K-5	0.1 mi	4.5/5
Marina Middle	Middle	6-8	0.7 mi	3.5/5

Click links for school listing

info at GreatSchools.org

Houseberry School Score Data

from CA Dept. of Education

Houseberry recommends using these scores as only a starting point, and conducting your own investigation into what schools fit best for your preferences. School boundaries are not guaranteed and may change. It is important to contact the appropriate school district to confirm enrollment eligibility before making any decision to move to a neighborhood.

Near Good Merchants
5.0
Public Spaces
3
Curb Appeal
3.5

Overall Amenities score: 3.6

What neighborhood is 1515 Union St #4B in?

1515 Union St #4B sits in Cow Hollow, San Francisco. Houseberry gives the neighborhood an overall score of 3.6 out of 5, placing it 44th of the 92 neighborhoods we score in San Francisco.

What schools serve 1515 Union St #4B?

Houseberry holds attendance boundaries covering 1515 Union St #4B for Sherman Elementary (elementary school, K-5) 0.1 mi away and Marina Middle (middle school, 6-8) 0.7 mi away. We hold no high school boundary for this address, which does not mean there is no high school nearby.

How much did 1515 Union St #4B sell for?

1515 Union St #4B closed at $2,675,000 on June 22, 2026. It had been asking $2,675,000.

How long was 1515 Union St #4B on the market?

1515 Union St #4B was on the market for 55 days — listed on April 28, 2026, sale closed on June 22, 2026.

What is the price per square foot at 1515 Union St #4B?

1515 Union St #4B works out to $2,145 per square foot, from the $2,675,000 sale price across 1,247 square feet.

Is Cow Hollow a good place to live?

Houseberry scores Cow Hollow 3.6 out of 5 overall, with 3.6 for schools and 3.7 for safety, each on the same five-point scale. The median home price there is $6.02M, against $2,675,000 for this property.

See the full Cow Hollow profile

Homes for sale in Cow Hollow6 active listings nearby at last count
Is Cow Hollow a good place to live?Houseberry scores for schools, safety and amenities
Homes sold in Cow HollowRecent sale prices and how long homes took to sell
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