$2,499,888

Estimated payment $15,485/month

Total Views 42,486
5 Beds
6.5 Baths
4,090 Sq Ft
$611 Price per Sq Ft

Highlights

  • Very Popular Property
  • Forced Air Heating System
  • Dining Area
  • Jefferson Elementary School Rated A-
  • Separate Family Room
  • 1-Story Property

About This Home

Welcome to 1851 21st Ave, a beautifully maintained single-family home nestled in San Franciscos sought-after Parkside neighborhood. This 5-bedroom, 6.5-bath residence offers the perfect blend of classic charm and modern convenience, with abundant natural light throughout. Step into a spacious living room featuring a wood-burning fireplace, original hardwood floors, and large bay windows that frame the sunset skies. The formal dining room flows seamlessly into a bright, updated kitchen equipped with stainless steel appliances, granite countertops, and ample cabinetry. The main level includes a generously sized bedrooms and a full bath, while the lower level offers two bedrooms, second bathroom, and bonus space ideal for a home office, guest suite, or potential rental income (buyer to verify). A deep backyard provides room to garden, entertain, or expand, and the garage offers parking and additional storage. Located just steps from Taraval Street shops, dining, MUNI lines, and top-rated schools, this home combines comfort, convenience, and character in one of the city's most desirable districts.

Listing Agent

Nick Villanueva

Kinetic Real Estate License #02147224 Listed on: 08/03/2025

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $20,137

Year Built

  • Built in 1917

Lot Details

  • 3,598 Sq Ft Lot
  • Zoning described as RH1

Parking

  • 1 Car Garage

Home Design

  • Composition Roof
  • Concrete Perimeter Foundation

Interior Spaces

  • 4,090 Sq Ft Home
  • 1-Story Property
  • Separate Family Room
  • Living Room with Fireplace
  • Dining Area

Bedrooms and Bathrooms

  • 5 Bedrooms

Utilities

  • Forced Air Heating System

Listing and Financial Details

  • Assessor Parcel Number 2058-002

Home Details

Home Type

Single Family

Est. Annual Taxes

$20,137

Year Built

Built in 1917

Lot Details

0

Parking

1

Listing Details

  • Subclass: Single Family Home
  • Age: 108
  • Listing Class: Residential
  • Structure Sq Ft: 4090
  • Year Built: 1917
  • Zoning Description: RH1
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Family Room: Separate Family Room
  • Fireplace: Living Room
  • Dining Room: Dining Area
  • Living Sq Ft: 4090
  • Stories: 1
  • Fireplaces Min: 1
  • Maximum Numberof Bedrooms: 5
  • Minimum Numberof Bedrooms: 5
  • Full Bathrooms: 6
  • Half Bathrooms: 1
  • Total Bedrooms: 5
  • Fireplace: Yes

Exterior Features

  • Foundation: Concrete Perimeter and Slab
  • Roof: Composition

Garage/Parking

  • Garage Spaces: 1
  • Garage Max: 1
  • Garage Min: 1
  • Garage Parking Features: Attached Garage

Utilities

  • Heating System: Central Forced Air
  • Sewer/Septic System: Sewer - Public

Schools

  • School District: San Francisco Unified

Lot Info

  • Parcel Number: 2058-002
  • Lot Acres: 0.0826
  • Lot Size Area Minimum Units: Square Feet
  • Minimum Lot Size: 3598.00
  • Lot Size Area Maximum Units: Square Feet
  • Maximum Lot Size: 3598.00

Multi Family

  • Utilities: Public Utilities

MLS Schools

  • High School District Text: San Francisco Unified

Map

Range of Values:

Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $20,137 $1,691,815 $1,229,920 $461,895
2024 $20,137 $1,658,643 $1,205,804 $452,839
2023 $19,834 $1,626,121 $1,182,161 $443,960
2022 $19,458 $1,594,237 $1,158,982 $435,255
2021 $19,113 $1,562,978 $1,136,257 $426,721
2020 $19,196 $1,546,953 $1,124,607 $422,346
2019 $19,098 $1,516,621 $1,102,556 $414,065
2018 $17,910 $1,486,885 $1,080,938 $405,947
2017 $17,399 $1,457,732 $1,059,744 $397,988
2016 $17,580 $1,429,150 $1,038,965 $390,185
2015 $16,910 $1,407,684 $1,023,359 $384,325
2014 $16,463 $1,380,110 $1,003,313 $376,797
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
08/03/2025 08/03/25 For Sale $2,499,888 -- $611 / Sq Ft
Source: MLSListings

Purchase History

Date Type Sale Price Title Company
Interfamily Deed Transfer -- Old Republic Title Company
Grant Deed $1,238,000 Chicago Title Company
Grant Deed -- --
Interfamily Deed Transfer -- Chicago Title Company
Grant Deed $550,000 Chicago Title Company
Individual Deed -- --
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Open $847,000 Credit Line Revolving
Closed $990,000 New Conventional
Closed $1,060,000 Negative Amortization
Closed $250,000 Credit Line Revolving
Closed $185,700 Credit Line Revolving
Closed $804,700 Fannie Mae Freddie Mac
Previous Owner $568,000 Purchase Money Mortgage
Previous Owner $568,000 Purchase Money Mortgage
Source: Public Records

Similar Homes in San Francisco, CA

  • 40 Hillway Ave, San Francisco, CA 94117

    $2,050,000

    • 3 Beds
    • 1.5 Baths
    • 1,744 Sq Ft
    • 40 Hillway Ave
    • San Francisco, CA

    First time on the market in over 60 years, this handsome Edwardian-style home in Cole Valley has three bedrooms, 1.5 baths with classic period detailsarched entryways, hardwood floors with decorative inlays, coved ceilings, and stunning woodworkseamlessly blended with contemporary updates. The sunlit main level features a gracious foyer, a spacious living room with bay windows, a window seat and

    Amanda Jones Compass

    Section Image
  • 1815 18th Ave, San Francisco, CA 94122

    $2,398,000

    • 3 Beds
    • 3.5 Baths
    • 2,356 Sq Ft
    • 1815 18th Ave
    • San Francisco, CA

    Experience this modern luxury design, meticulously renovated home in Inner Sunset. Step inside to a sun-drenched interior featuring white oak hardwood floors, expansive skylights, and architectural floating staircases with full glass railings, adding a sleek, open feel throughout the home.The gourmet kitchen, outfitted with a stylish island, sleek cooktop, built-in microwave, and seamless flow

    Carmen Tang Compass

    Section Image
  • 1826 Moraga St, San Francisco, CA 94122

    $2,188,000

    • 6 Beds
    • 4.5 Baths
    • 3,482 Sq Ft
    • 1826 Moraga St
    • San Francisco, CA

    1826 Moraga ST is a glorious property that is 3482 square feet over 3 floors. It is bigger than most homes in the sunset and ready to accommodate a large family or multiple generations and/or tenants under one roof. It has income generating possibilities for rental as it has separate entrances for the in-law/1st floor. The views on every floor and rear deck is spectacular with views of the

    James Sheng Ko Prudentia Real Estate

    Section Image
  • 861 Lawton St, San Francisco, CA 94122

    $1,995,000

    • 3 Beds
    • 2.5 Baths
    • 3,025 Sq Ft
    • 861 Lawton St
    • San Francisco, CA

    This spacious home is ready for its next owner! On a clear day, the Pacific Ocean, Downtown San Francisco, and the Golden Gate Bridge are all visible from the front rooms of the house. The top level boasts a primary suite with a walk-in closet and an additional closet, a private bathroom, and a spacious bedroom overlooking the beautifully landscaped backyard. Two other bedrooms, one with an

    Kat Rains BarbCo

    Section Image
  • 18 Cragmont Ave, San Francisco, CA 94116

    $2,495,000

    • 3 Beds
    • 3.5 Baths
    • 2,318 Sq Ft
    • 18 Cragmont Ave
    • San Francisco, CA

    Nestled atop Golden Gate Heights, this exquisite home offers amazing views, while providing convenient access to the vibrant Inner Sunset's world-class dining and local boutiques. The main floor features an elegant, spacious living room with a corner fireplace that flows seamlessly into the dining area. Both spaces open onto a walk-out deck, perfect for enjoying the northern views. A charming

    Nina Style Sotheby's International Realty

    Section Image
  • 2418 21st Ave, San Francisco, CA 94116

    $2,295,000

    • 5 Beds
    • 3.5 Baths
    • 3,122 Sq Ft
    • 2418 21st Ave
    • San Francisco, CA

    Modern Luxury Meets Classic Craftsmanship Step into this stunningly reimagined 1912 Craftsman in the heart of Parkside. This detached, three-level home has been completely transformed with a down-to-the-studs renovation, offering 5 bedrooms, 3.5 baths, and 3,122 sq. ft. of refined living space. A sleek glass-railing staircase welcomes you into the open-concept main level, where spacious living,

    Robert Moffatt Sotheby's International Realty

    Section Image
  • 2266 9th Ave, San Francisco, CA 94116

    $2,995,000

    • 5 Beds
    • 3.5 Baths
    • 2266 9th Ave
    • San Francisco, CA

    Elevate your lifestyle in this custom-built showplace, where a brilliant floor plan meets panoramic views from a premier lot. Step into a dramatic formal living room with soaring 17-ft ceilings and walls of glass that flood the space with natural light while framing stunning vistas. The elegant dining room flows seamlessly into a spacious, well-appointed kitchenperfect for gourmet creations and

    Robert Song Compass

    Section Image
  • 2150 Ulloa St, San Francisco, CA 94116

    $1,950,000

    • 5 Beds
    • 2.5 Baths
    • 2,100 Sq Ft
    • 2150 Ulloa St
    • San Francisco, CA

    Charming Corner Multi-Generational Home in Parkside District. As you step into this beautifully maintained home, you will be captivated by its charm and attention to detail. The main level includes two well-appointed bedrooms, a full bathroom, and a spacious kitchen with a dining area perfect for casual meals. The generous living room, complete with a gas fireplace, adds warmth and character.

    Veronica Gomez Coltman Perry Real Estate

    Section Image
  • 2601 Lincoln Way, San Francisco, CA 94122

    $2,298,000

    • 4 Beds
    • 7 Baths
    • 2,675 Sq Ft
    • 2601 Lincoln Way
    • San Francisco, CA

    Nestled in the heart of Central Sunset, this fully detached, luxuriously reimagined and expanded residence blends modern elegance with classic charm. Thoughtfully designed with premium finishes and meticulous craftsmanship, the 4-bed, 7-bath home (including 4 ensuite) offers a refined floor plan ideal for contemporary living. The sunlit main level features soaring ceilings and an open-concept

    Serena Lei-Ng KW Advisors

    Section Image

Source: MLSListings

MLS Number: ML82016862

MLSListings

APN: 2058-002