Create a Zillow Account and get a Zillow Web Services ID (ZWSID)

http://www.zillow.com/howto/api/APIOverview.htm

I got my ZWSID and masking from the display, but assigned to myZWSID.

Download and Install R Package

Download and install R package “Zillow” from http://www.omegahat.org/Zillow/

Get Zillow estimates and information for comparable properties

We would like to retrieve information about properties that Zillow deems comparable to the specified property of interest. Here I want to compare properties near by 26 Hoover Avenue, Princeton, NJ.

library(Zillow)
## Loading required package: XML
## Loading required package: RCurl
## Loading required package: bitops
hoover = getComps(c("26 Hoover Avenue", "08540"), myZWSID, count=25)

Now we can plot these results

plot(hoover)

Buyer Specific Analysis

Now, we will sneak peek the data we collected

knitr::kable(hoover)
amount low high valueChange30Day street zip latitude longitude taxAssessmentYear taxAssessment yearBuilt lotSizeSqFt finishedSqFt bathrooms bedrooms lastSoldPrice lastSold score
67540787 416687 395853 437521 4219 26 Hoover Ave 08540 40.39090 -74.64391 2015 412729 2004 2178 1755 2.5 2 410000 2015-05-07 NA
39009344 280151 263342 299762 102 59 David Brearly Ct 08540 40.38779 -74.66008 2015 246739 1991 3484 1120 1.5 2 270500 2015-09-16 12
39009361 308087 277278 351219 2316 81 David Brearly Ct 08540 40.38743 -74.65933 2015 294969 1992 3484 1280 3.0 3 290000 2015-04-06 11
39119522 330077 313573 359784 -839 5 Bridgepointe Dr 08879 40.41590 -74.65074 2015 316533 2001 NA 1419 NA NA 310000 2015-05-13 12
39903377 569348 540881 597815 7334 1 Danby Ct 08540 40.38813 -74.66844 2015 512349 1996 6534 2004 2.5 3 570000 2015-08-07 13
39903392 601117 571061 631173 13626 29 York Dr 08540 40.39039 -74.66701 2015 548326 1997 6534 2159 2.5 4 624000 2015-08-14 14
39903397 568964 540516 597412 9225 45 York Dr 08540 40.39092 -74.66564 2015 522798 1997 6534 2004 2.5 3 570000 2015-07-01 12
39903524 554832 527090 582574 5452 17 Harvard Cir 08540 40.39104 -74.66305 2015 517336 1996 6098 1920 2.5 3 547500 2015-08-13 10
39903706 334893 318148 351638 2728 36H Needham Way 08540 40.38791 -74.63332 2015 333531 1986 3920 1612 2.5 3 340000 2015-11-24 7
39903710 307353 291985 322721 1965 36D Needham Way 08540 40.38818 -74.63323 2015 319402 1986 2526 1469 NA 0 277000 2015-08-20 13
39903711 324245 308033 340457 6370 36C Needham Way 08540 40.38824 -74.63321 2015 325458 1987 2613 1691 2.5 3 324100 2015-07-08 7
39903779 330237 313725 346749 3193 46B Haverhill Ct 08540 40.38929 -74.63579 2015 330563 1986 2744 1679 2.5 3 325000 2015-06-01 6
39903793 380996 361946 400046 6435 22 Manor Dr 08540 40.39069 -74.64532 2015 380788 1986 2613 1686 3.0 3 385000 2015-09-10 2
39903805 351326 333760 368892 -1649 42 Manor Dr 08540 40.38992 -74.64542 2015 362859 1986 2178 1616 2.5 3 406000 2015-10-02 1
39903817 393965 374267 413663 8434 62 Manor Dr 08540 40.39074 -74.64448 2015 370340 1986 2178 1616 2.5 3 401000 2015-07-29 1
39903857 308382 292963 323801 2927 9D Brookline Ct 08540 40.38906 -74.62955 2015 324983 1986 2744 1565 NA NA 230000 2015-05-04 13
39903906 319118 303162 335074 4532 21G Andover Cir 08540 40.38938 -74.63236 2015 325458 1987 2613 1571 3.0 2 320000 2015-06-12 7
39903919 322824 306683 338965 1257 20A Andover Cir 08540 40.38854 -74.63204 2015 333531 1986 3920 1612 2.5 3 315000 2015-07-16 8
39903987 440164 418156 462172 2211 111 Castleton Rd 08540 40.39333 -74.64144 2015 411185 1996 2888 2000 2.5 3 445000 2015-11-23 3
39903994 438981 417032 460930 1051 92 Castleton Rd 08540 40.39280 -74.64184 2015 427095 1996 2178 2093 2.5 3 445000 2015-11-10 2
39904001 441026 418975 463077 5085 101 Castleton Rd 08540 40.39314 -74.64208 2015 422821 1996 3049 1977 2.5 3 450000 2015-08-06 3
39904018 386305 366990 405620 4211 32 Castleton Rd 08540 40.39431 -74.64200 2015 344930 1996 1742 2013 2.5 3 375000 2015-06-02 4
39904020 439878 417884 461872 3286 41 Castleton Rd 08540 40.39403 -74.64252 2015 420566 1996 2613 1980 2.5 3 429000 2015-03-26 2
39904040 428824 407383 450265 1385 73 Castleton Rd 08540 40.39314 -74.64322 2015 422583 1996 2178 2093 3.0 3 415000 2015-07-14 2
39904096 388465 369042 411773 3735 43 Garfield Way 08540 40.39439 -74.63548 2015 326051 1999 2047 1650 NA NA 375000 2015-07-01 4
39904115 410988 390439 431537 4413 5 Garfield Way 08540 40.39307 -74.63553 2015 399905 2000 2613 1771 2.5 3 465000 2015-09-11 4