Meta

property value
dataset name Residential Permit
data source State of Maryland
data level County
description Data for all Residential Building Permits issued since 2000, including status and work performed.
permalink https://data.montgomerycountymd.gov/Licenses-Permits/Residential-Permit/m88u-pqki
dataset key m88u-pqki
number of records 110668
number of variables 32

Sample

##   :created_at postdir  stno :position suffix          city   zip
## 1  1451971455      NA  6209  43969527     RD      BETHESDA 20817
## 2  1451971455      NA  6221  43969528     LA     ROCKVILLE 20852
## 3  1451971455      NA  4001  43969529     ST         OLNEY 20832
## 4  1451971455      NA 10310  43969530     LA    GERMANTOWN 20876
## 5  1451971455      NA 13811  43969531     DR     ROCKVILLE 20853
## 6  1451971455      NA  2952  43969532     RD SILVER SPRING 20904
##   :created_meta state         finaleddate  status
## 1        498050    MD                <NA>  Issued
## 2        498050    MD 2001-10-30T01:10:00 Finaled
## 3        498050    MD                <NA>  Issued
## 4        498050    MD 2000-02-04T07:02:00 Finaled
## 5        498050    MD 2000-03-30T03:03:00 Finaled
## 6        498050    MD                <NA>  Issued
##                     description buildingarea         stname permitno
## 1                          <NA>          288       STONEHAM   208669
## 2 REVISION TO PERMIT #998060250          400         TILDEN   208671
## 3       TWO-CAR ATTACHED GARAGE          664 CHARLEY FOREST   208687
## 4                PORCH AND DECK          534     BUCKMEADOW   208693
## 5                          <NA>           NA        DOWLAIS   208698
## 6  CARPORT CONVERSION TO GARAGE          276     GRACEFIELD   208701
##               applicationtype :updated_meta                usecode
## 1 BUILDING RESIDENTIAL PERMIT        498050 SINGLE FAMILY DWELLING
## 2 BUILDING RESIDENTIAL PERMIT        498050 SINGLE FAMILY DWELLING
## 3 BUILDING RESIDENTIAL PERMIT        498050 SINGLE FAMILY DWELLING
## 4 BUILDING RESIDENTIAL PERMIT        498050 SINGLE FAMILY DWELLING
## 5 BUILDING RESIDENTIAL PERMIT        498050                   DECK
## 6 BUILDING RESIDENTIAL PERMIT        498050 SINGLE FAMILY DWELLING
##       :sid           addeddate          issueddate :updated_at
## 1 43969527 2000-01-03T07:01:38 2000-01-03T08:01:00  1451972111
## 2 43969528 2000-01-03T07:01:15 2000-01-03T09:01:48  1451972263
## 3 43969529 2000-01-03T10:01:03 2000-01-04T03:01:00  1451972309
## 4 43969530 2000-01-03T10:01:54 2000-01-03T12:01:00  1451972641
## 5 43969531 2000-01-03T11:01:55 2000-01-03T12:01:00  1451972206
## 6 43969532 2000-01-03T11:01:55 2000-01-03T12:01:03  1451971455
##                                    :id :meta predir declaredvaluation
## 1 01612308-8CB1-4E94-B33A-331EA2F0DA8C    NA   <NA>             25000
## 2 421D2B19-5F4E-4B19-9157-17381FD58DDE    NA   <NA>             56000
## 3 56BBF8F7-0990-42A4-85AE-F2A008654262    NA   <NA>             20000
## 4 EDE853B8-8E7A-4056-ABC8-00BD16D6CE16    NA   <NA>             11500
## 5 29E02711-1424-453E-A003-95E9883BD32F    NA   <NA>                NA
## 6 794EEED0-160E-4685-9242-5AD686E90C80    NA   <NA>              5000
##           worktype location.latitude location.needs_recoding
## 1              ADD          39.01646                   FALSE
## 2 BUILD FOUNDATION          39.04365                   FALSE
## 3              ADD          39.16844                   FALSE
## 4              ADD          39.24072                   FALSE
## 5        CONSTRUCT          39.08240                   FALSE
## 6            ALTER                NA                    TRUE
##                                                                location.human_address
## 1         {"address":"6209 STONEHAM RD","city":"BETHESDA","state":"MD","zip":"20817"}
## 2          {"address":"6221 TILDEN LA","city":"ROCKVILLE","state":"MD","zip":"20852"}
## 3      {"address":"4001 CHARLEY FOREST ST","city":"OLNEY","state":"MD","zip":"20832"}
## 4    {"address":"10310 BUCKMEADOW LA","city":"GERMANTOWN","state":"MD","zip":"20876"}
## 5        {"address":"13811 DOWLAIS DR","city":"ROCKVILLE","state":"MD","zip":"20853"}
## 6 {"address":"2952 GRACEFIELD RD SILVER SPRING","city":"MD","state":"","zip":"20904"}
##   location.machine_address location.longitude
## 1                       NA          -77.12541
## 2                       NA          -77.12862
## 3                       NA          -77.07909
## 4                       NA          -77.21595
## 5                       NA          -77.10021
## 6                       NA                 NA

Missing Values

Variables

The following variables are all NA: postdir, :meta, location.machine_address

The following variables are duplicates:

  • :position, :sid
  • :created_meta, :updated_meta

stno

Distribution of top 50 variables

Frequency table of top 100 variables

suffix

Distribution

Frequency table

city

Distribution

Frequency table

zip

Distribution

Frequency table

state

Distribution

Frequency table

finaleddate

Distribution of top 50 variables

Frequency table of top 100 variables

status

Distribution

Frequency table

description

Distribution of top 50 variables

Frequency table of top 100 variables

buildingarea

Distribution

Summary statistics

statistic value
Min. 0.01
1st Qu. 216.00
Median 466.00
Mean 1365.00
3rd Qu. 1500.00
Max. 675500.00
NA’s 2424.00

stname

Distribution of top 50 variables

Frequency table of top 100 variables

permitno

Distribution

Summary statistics

statistic value
Min. 208700
1st Qu. 304300
Median 423500
Mean 453000
3rd Qu. 577500
Max. 998100000

applicationtype

Distribution

Frequency table

usecode

Distribution

Frequency table

addeddate

Distribution of top 50 variables

Frequency table of top 100 variables

issueddate

Distribution of top 50 variables

Frequency table of top 100 variables

predir

Distribution

Frequency table

declaredvaluation

Distribution

Summary statistics

statistic value
Min. -300
1st Qu. 6100
Median 22000
Mean 82560
3rd Qu. 98000
Max. 150000000
NA’s 2872

worktype

Distribution

Frequency table

location.latitude

Distribution

Summary statistics

statistic value
Min. 28.25
1st Qu. 39.01
Median 39.10
Mean 39.10
3rd Qu. 39.17
Max. 39.38
NA’s 30360.00

location.human_address

Distribution of top 50 variables

Frequency table of top 100 variables

location.longitude

Distribution

Summary statistics

statistic value
Min. -118.10
1st Qu. -77.25
Median -77.16
Mean -77.17
3rd Qu. -77.10
Max. -76.51
NA’s 30360.00