1640 9th Ave, San Francisco - Sold $4.05M Jan 2026 in Inner Sunset

Sold January 29, 2026 for $4,050,000 · 17 days on market

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Listed By Frank A Nolan. DRE# 001300017. Vanguard Properties. (415) 377-3726

Source: SFAR/San Francisco, MLS # 426093890

1640 9th Ave in San Francisco sold for $4,050,000 on January 29, 2026 — 17 days after coming on the market at $2,495,000. It is a 3-bedroom, 2.5-bath single-family home built in 1924. The house sits in Inner Sunset, which Houseberry scores 3.8/5 overall, 4.1/5 for schools and 4.3/5 for safety — 24th of 92 neighborhoods in San Francisco — with a typical home price of $1.91M.

Located just 3 blocks to the bustling 9th & Irving corridor in the Windsor Terrace enclave of the Inner Sunset, 1640 9th Ave is an extensively renovated, fully-detached single family home boasting light, volume, and character. The home consists of 3 bedrooms all on one level, 2.5 bathrooms, and a bonus lower level family room (unwarranted) all spread on a 42-foot-wide-lot (per tax records). As you enter the home through the entry foyer, the large formal living room with gas-burning fireplace sits at the front of the home, ov

Date	Event & Source	Price	Change
Jan 29, 2026	Sold SFAR	$4,050,000	+62.3%
Jan 12, 2026	Listed SFAR	$2,495,000

School Name	Type	Grades	Distance	Houseberry School Score
Clarendon Alternative Elementary	Primary	K-5	0.6 mi	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
4.8
Public Spaces
3.5
Curb Appeal
3

Overall Amenities score: 3.6

5 other sales recorded on 9th Ave since September 2025

The 5 sales on 9th Ave

Address	Sold	Price	Per sq ft
1716 9th Ave	Sep 2026	$2.22M	$1,370
1360 9th Ave #13	Jul 2026	$750K	$871
2266 9th Ave	Jun 2026	$3.3M	$630
2031 9th Ave	Jun 2026	$2.51M	$1,098
171 9th Ave	Nov 2025	$1.32M	$779

This home's $0 per square foot ranks null of the 5 sales on 9th Ave that record one, including this sale. The median of the other 5 is $871 per square foot.

What neighborhood is 1640 9th Ave in?

1640 9th Ave sits in Inner Sunset, San Francisco. Houseberry ranks Inner Sunset 24th of the 92 neighborhoods we score in San Francisco.

What schools serve 1640 9th Ave?

Houseberry holds attendance boundaries covering 1640 9th Ave for Clarendon Alternative Elementary (elementary school, K-5) 0.6 mi away. We hold no middle school and high school boundary for this address, which does not mean there is no such school nearby.

How much did 1640 9th Ave sell for?

1640 9th Ave closed at $4,050,000 on January 29, 2026. It had been asking $2,495,000.

How long was 1640 9th Ave on the market?

1640 9th Ave was on the market for 17 days — listed on January 12, 2026, sale closed on January 29, 2026.

Is Inner Sunset a good place to live?

Houseberry scores Inner Sunset 3.8 out of 5 overall, with 4.1 for schools and 4.3 for safety, each on the same five-point scale.

See the full Inner Sunset profile