Home value estimate for

870 42nd Ave

San Francisco, CA, 94121

Generated Sep 26, 2026

Home value estimate

Not an asking price

Estimated market value

$1,314,672

Estimated range $1,097,312–$1,493,490

Limited confidence

Based on available public data

2 beds

1 bath

1,445 sqft

Built 1924

Single-family home

$11,577/yr property tax

This automated estimate is a starting point for evaluating the home. It is not an appraisal, offer, or confirmation that the property is currently for sale.

How this estimate was calculated

• 21 of 44 recent comparable sales selected
• Nearby sales receive more weight
• 5% assessor-data blend

Sales Status

Sale status not verified

This is a home value estimate, not a for-sale listing. HomeHub has not verified that this property is currently available.

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Estimated monthly cost

Explore affordability using the value estimate and editable loan assumptions.

Estimated payment

$7,996/mo

Principal & interest

$6,648

Property tax

$965

Insurance

$383

HOA

Not included

Down payment20% · $262,934

Interest rate assumption

30-year loan estimate. Taxes use property data when available; insurance and PMI are estimates. This is not a loan quote.

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Location and nearby sales

See this home's location, the recent sales behind the estimate, and available school data.

Subject

Comparable (21)

School (3)

Map data © OpenStreetMap · Tiles © OpenFreeMap

Comparable Sales

Recent nearby sales used to estimate this property's value. Highlighted rows were used in the valuation.

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Swipe horizontally to see price and sale-date details.

Address	Bed/Bath	Sqft	Sale Price	$/Sqft	Sold
855 41st Ave, San Francisco, CA 94121, San Francisco	2/1	1,350	$2,865,000	$2,122	Jan 30, 2026
871 42nd Ave, San Francisco, CA 94121, San Francisco	2/1	1,365	$2,128,000	$1,559	Jun 5, 2026
855 39th Ave, San Francisco, CA 94121, San Francisco	3/1	1,095	$1,908,000	$1,742	Aug 13, 2026
810 45th Ave, San Francisco, CA 94121, San Francisco	3/2	1,507	$1,700,000	$1,128	Jun 24, 2026
851 46th Ave, San Francisco, CA 94121, San Francisco	3/2	1,509	$1,800,000	$1,193	Nov 13, 2025

Nearby Schools

Schools serving this property. Highlighted schools were used in the valuation.

Show unused

Lafayette Elementary School

Elementary · Public · Grades K-5

9/10

Presidio Middle School

Middle · Public · Grades 6-8

8/10

Washington (George) High School

High · Public · Grades 9-12

7/10

Neighborhood Insights

Outer Richmond · San Francisco, CA

Arm's-length sales inside Outer Richmond from the last 12 months. A typical sale for the neighborhood, not an estimate of this home.

See Outer Richmond home values

Typical recent sale

Not an asking price

Houses

$2,199,500

$1,199/sqft · 108 sales in 12 months

Typical recent sale

Not an asking price

Condos

$1,350,000

$1,009/sqft · 35 sales in 12 months

Area Insights

San Francisco, CA HUD Metro FMR Area

Area Median Income

$116,970

HUD FMR 2BR

$3,188/mo

Property Tax

Based on 2026 assessment

Annual

$11,577

Monthly

$965

Effective Rate

0.88%

Sales History

Date	Sale Amount
May 25, 2012	$725,000

Property Details

Lot Size2,996 sqft

Year Built1924

Rooms6

HOANo

PoolNo

A/CNone

ConstructionWood

Flood Zone

FEMA flood zone designation for this property

Zone X

AREA OF MINIMAL FLOOD HAZARD