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Residential > House
Sold
04/29/2014
Sold Price
$500,000$250/ft²

421 Blanken Ave
San Francisco, CA 94134

  • 2
    Beds
  • 2
    Baths
  • 2,002
    ft²
    Living Area
  • 2,391
    ft²
    Lot Size
  • -
    Pool
  • -
    Car
  • 1937
    Year Built
  • -
    DOM
  • 12
    Permits
421 Blanken Ave, San Francisco, CA 94134 is a 2 bed, 2 bath, 2,002 ft² house built in 1937 on a 0.055 acre lot with 12 construction permits. This house is currently off market, and it was last sold in 2014 for $500,000. The latest TopHap estimate of the house's value is $1,155,750.

    Property Valuations

    Latest estimates for 421 Blanken Ave based on TopHap automated valuation model (AVM).

    • TopHap Estimate

      $1,155,750

      $577/ft²

      +$656K above Sold Price

      Updated 3 months ago

      • 421 Blanken Ave is valued at $1,155,750 by TopHap AVM 3 months ago.

    • Last Sold Price

      $500,000

      $250/ft²

      10 years ago

      • 421 Blanken Ave was last sold in 2014 for $500,000.

    Permits

    421 Blanken Ave has 12 permit records of total value of $94,390.

    Permit History
    12
    Permits
    $94,390
    Total Permit Value
    March 8, 2019
    Description: Radiant heat/combi boiler (>199k btus)Status: completeType: plumbingBusiness Name: Hogan Plumbing & Radiant SystemsEffective Date: 2019-03-08Permit Number: PP20181031233
    January 24, 2019
    Description: Interior alteration consisting of creating legal ceiling ht for bedroom & adding a bathroom. Legalize existing bedroom on 1st floorJob Value: $50,000Status: completeType: BuildingBusiness Name: Home Redomelers Design & Build INCEffective Date: 2019-01-24Permit Number: 201705035565
    January 22, 2019
    Description: Remodel bathroom on upper level; replace fixtures & surfacesJob Value: $12,000Status: completeType: BuildingBusiness Name: Home Redomelers Design & Build INCEffective Date: 2019-01-22Permit Number: 201709209062
    January 22, 2019
    Description: Revision to 201705035565 engineering revision change post and reinforcement to bathroom foundationJob Value: $2,000Status: completeType: BuildingBusiness Name: AG Schmidt INC; Home Redomelers Design & Build INC0Effective Date: 2019-01-22Permit Number: 201707182144
    January 8, 2019
    Description: Legalizing 1 bedroom adding 1 bathroom install ufer ground installing new lights switches receptacles fans smoke detectorsStatus: completeType: ElectricalBusiness Name: Home Redomelers Design & Build INCEffective Date: 2019-01-08Permit Number: E201707116250
    September 6, 2018
    Description: Adding 1 bathroom at ground level - toilet shower shower pan vanity. Washer & dryer plus sinkStatus: completeType: plumbingBusiness Name: Home Redomelers Design & Build INCEffective Date: 2018-09-06Permit Number: PP20170711909
    July 14, 2018
    Description: Install radiant heating system remove (e) furnace install combo water heater/boilerStatus: expiredType: plumbingBusiness Name: Hogan Plumbing & Radiant SystemsEffective Date: 2018-07-14Permit Number: PP20170718083
    April 30, 2018
    Description: Main panel upgrade from 125a to 200aStatus: completeType: ElectricalBusiness Name: Tesla Energy OperationsEffective Date: 2018-04-30Permit Number: EW201804272660
    March 27, 2018
    Description: Roof mount photovoltaic system 3.9 kw 12 panels 1 inverter 13.5 kwh energy storage system n 200a load center - 12 roof-mounted solar photovoltaic modules 325 watts per module 1 interactive inverter total no. Of rating 3.9 KWStatus: completeType: ElectricalBusiness Name: Solarcity Corp/tesla Energy OperationsEffective Date: 2018-03-27Permit Number: EW201712209985
    May 5, 2016
    Description: ReroofingJob Value: $9,440Status: completeType: BuildingBusiness Name: Gateway Roofing & Water Prooofing IncEffective Date: 2016-05-05Permit Number: 201601257835
    February 11, 1997
    Description: Apply vinyl siding & accessories to s. Extension wall onlyJob Value: $6,950Status: completeType: BuildingEffective Date: 1997-02-11Permit Number: 9702228
    December 22, 1992
    Description: Remove existing kitchen cabinets move doorwayJob Value: $14,000Status: expiredType: BuildingEffective Date: 1992-12-22Permit Number: 9210204

    Current Ownership

    Information about the current owner(s).

    • Taxes Billed

      Taxes billed in 2023$3,417.08
      From latest Total Assessed Value1.47%
      Total Assessed Value$232,114
      =
      Land
      Assessed Value      $36,258
      +
      Additions
      Assessed Value      $195,856

      • In 2023, taxes billed for 421 Blanken Ave were $3,417.08, which is 1.47% from latest Total Assessed Value of $232,114.

    Property History

    421 Blanken Ave has undefined property events records (listings, deeds, permits, tax, foreclosure, loan).

    Property Events

    Environment

    Environmental factors around 421 Blanken Ave

    • Hazard Risks

      Earthquake
      443
      Particulates
      102
      Nat'l Avg
      100
      Carb Mono
      94
      Ozone
      88
      Air Pollution
      87
      Lead
      44
      Tornado
      9
      Weather
      2
      Hail
      0
      Hurricane
      0
      Wind
      0

      • 9 hazards (Carbon Monoxide, Earthquake Risk, Tornado Index, Air Pollution Index, Ozone Index, Weather Risk, Lead Index, Particulate Matter, National Average) are above the national average around 421 Blanken Ave.

      Walkability Index

      15 /20

      Very Walkable

      Most Walkable

      20-18

      Very Walkable

      17-15

      Somewhat Walkable

      14-10

      Car Dependent

      9-0

      421 Blanken Ave has a walkability score of 15 out of 20, which means that it is in a very walkable area.

      Noise Level

      53 dB

      Similar to Suburban Residential

      Quiet Suburban Residential 0-49

      Suburban Residential 50-54

      Urban Residential 55-59

      Noisy Urban Residential 60-64

      Very Noisy Urban Residential 65+

      Noise at 421 Blanken Ave is around 53dBs, which is comparable to a Suburban Residential area.

      Temperature

      Seasonal temperature sampled over multiple years

      Winter
      Average

      51 °F

      Low

      44°F

      High

      58°F

      Summer
      Average

      62 °F

      Low

      54°F

      High

      71°F

      In the winter at 421 Blanken Ave, temperatures range from 44°F to 58°F with an average of 51°F. In the summer, the temperature ranges from 53.56°F to 71.11°F with and average of 62.34°F.

    School Information

    Public/private schools serving 421 Blanken Ave

      Public Schools

      Ruth Asawa School of the Arts High School
      Grades: 9-12
      3.66  mi
      Thurgood Marshall Academic High School
      Grades: 9-12
      1.71  mi
      F
      Abraham Lincoln High School
      Grades: 9-12
      5.15  mi
      B+
      Balboa High School
      Grades: 9-12
      2.47  mi
      B
      Mission High School
      Grades: 9-12
      3.83  mi
      D-
      San Francisco International High School
      Grades: 9-12
      3.47  mi
      The Academy - SF @ McAteer
      Grades: 9-12
      3.66  mi
      El Dorado Elementary School
      Grades: KG-5
      0.72  mi
      D-
      Visitacion Valley Middle School
      Grades: 6-8
      0.85  mi
      D
      John O'Connell High School
      Grades: 9-12
      3.44  mi
      D-
      Galileo Academy of Science & Technology High School
      Grades: 9-12
      6.53  mi
      B+
      George Washington High School
      Grades: 9-12
      6.85  mi
      B
      Raoul Wallenberg Traditional Alternative High School
      Grades: 9-12
      5.45  mi
      A-
      Phillip and Sala Burton Academic High School
      Grades: 9-12
      0.83  mi
      B-
      June Jordan School for Equity
      Grades: 9-12
      1.61  mi
      Lowell Alternative High School
      Grades: 9-12
      4.85  mi
      A+
      * The school rating is based entirely on the test score performance of each school. It is based on a scale of A-F, A being best.

      Nearby public schools serving 421 Blanken Ave have ratings undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, undefined, and undefined.

    Neighborhood

    This property is located in Visitacion Valley, San Francisco, CA 94134.

    • Region

      • Boundary map of Visitacion Valley.

      Crime Index for 94134

      55

      Around half the national average
      55

      The crime index in 94134 is 55, which is 0.6 times lower than national average.

    • Seasonal Housing units 94134

      12%

      of housing is for seasonal rent.

      Daytime Population for 94134

      -28%

      of people during work hours.

    Market Trends

    Historical market data near 421 Blanken Ave over selected time period.

    Nearby Properties on Blanken Ave

    USACASan Francisco CountySan FranciscoBlanken Ave