Data Releases

We're constantly working to improve our databases by looking for new sources, adding new variables, and improving the way in which we aggregate, match and clean data. Below are the releases we've made for each database.

1.90 - January 16, 2025

  • Added 7 new zip codes: 01825, 09181, 09518, 09703, 43165, 43405, 95025.
  • Dropped 14 deprecated zips: 11026, 11027, 11051, 11052, 11053, 11054, 11055, 15123, 30270, 30612, 31297, 53407, 54404, 95214.
  • Updated city, lat, lng as needed.
  • Updated to the 2023 American Community Survey (5-yr est.) data for most recent demographic variables.

1.86 - October 8, 2024

  • Added 12 new zip codes: 09297,09298,09299,09905,11805,18005,18768,34012,46245,48055,73175,90085.
  • Dropped 62 deprecated zips: 09319, 09520, 09574, 09607, 09863, 09908, 09909, 20643, 30447, 31084, 31196, 31760, 33111, 33151, 33336, 33337, 33349, 34061, 35144, 35237, 36023, 36045, 36061, 36449, 36457, 36641, 36802, 36859, 36872, 38609, 38628, 38630, 38669, 38675, 38749, 38926, 38945, 38955, 38958, 39081, 39107, 39250, 39271, 39754, 44486, 84141, 88901, 88905, 89026, 89067, 89159, 89164, 89185, 89405, 89452, 89555, 89802, 92712, 96606, 96608, 96609, 96919.
  • Updated city, lat, lng as needed.
  • Updated geographic relationships as needed.

1.85 - April 30, 2024

  • Added 2 new zip codes: 09856, 96503.
  • Dropped 26 deprecated zips: 00636, 00930, 06749, 30811, 31195, 33072, 52204, 77209, 78472, 85039, 85065, 85073, 85075, 85671, 85720, 85722, 91495, 91496, 91526, 94207, 94208, 94211, 94234, 94245, 94282, 94291.
  • Updated city, lat, lng as needed.
  • Updated county, csa, cbsa, and metdiv relationships using 2023 Census Bureau data.

1.84 - January 24, 2024

  • Added 4 new zip codes: 34061, 90140, 90205, 96215.
  • Dropped 52 deprecated zips (mostly Armed Forces zips that are no longer used): 09055, 09139, 09226, 09317, 09318, 09320, 09322, 09323, 09337, 09340, 09347, 09351, 09352, 09354, 09355, 09356, 09363, 09378, 09381, 09496, 09497, 09589, 09601, 09617, 09626, 09631, 09703, 09758, 09760, 09789, 09800, 09833, 09839, 09851, 09852, 09856, 09861, 09865, 09868, 09876, 09901, 09910, 34038, 34044, 96267, 96323, 96330, 96510, 96522, 96539, 96546, 96617.
  • Updated city, lat, lng as needed.
  • Updated to the 2022 American Community Survey (5-yr est.) data for most recent demographic variables.

1.83 - October 30, 2023

  • Added 6 new zip codes: 09118, 09296, 09424, 34071, 85144, 96506.
  • Dropped 21 deprecated zips: 01471, 09001, 09113, 09115, 09117, 09841, 09890, 11381, 33911, 34050, 34051, 34052, 34053, 34054, 43550, 55575, 55988, 80244, 91329, 91611, 91612.
  • Added age_over_18 and age_18_to_24 and age_over_65 fields.
  • Updated county relationships to incorporate changes in Connecticut.
  • Updated city, lat, lng as needed.

1.82 - February 13, 2023

  • Added 13 new zip codes: 09117,09205,09288,09293,09294,09295,09980,09981,09982,09983,09984,34072,56963.
  • Dropped 2 deprecated zips: 01470,20635.
  • Updated to the 2021 American Community Survey (5-yr est.) data for most recent demographic variables.
  • Added metdiv_fips and metdiv_name fields.

1.81 - September 27, 2022

  • Added 10 new zip codes: 09101,09179,09280,09281,09282,09284,09978,34009,34010,56964.
  • Dropped 7 deprecated zip: 07829,09125,09302,09313,18690,19371,90233.
  • Updated city, lat, lng as needed.

1.80 - March 30, 2022

  • Added 9 new zip codes: 09516,09819,09835,56980,56981,56982,56983,56984,56985.
  • Dropped 1 deprecated zip: 80262..
  • Updated city, lat, lng as needed.
  • Updated to the 2020 American Community Survey (5-yr est.) data for most recent demographic variables.
  • Switched to using 2020 Census ZCTA shapes for lat, lng and relationships.
  • Based county relationship on geography alone (not population).
  • Added housing_units field.

1.79 - November 30, 2021

  • Added no new zip codes
  • Dropped 1 deprecated zip: 90090..
  • Updated city, lat, lng as needed.

1.78 - August 10, 2021

  • Added 2 new zip codes: 09490, 09491.
  • Dropped 7 deprecated zips: 02266, 09090, 33662, 33663, 35468, 55460, 97258.
  • Updated city, lat, lng as needed.

1.77 - April 27, 2021

  • Added 3 new zip codes: 09807, 85288, 96315.
  • Dropped 4 deprecated zips: 09616, 33661, 69190, 96501.
  • Updated city, lat, lng as needed.

1.76 - February 24, 2021

  • Added 2 new zip codes: 09135, 09287.
  • Dropped 4 deprecated zips: 17883, 27621, 55165, 55175.
  • Updated city, lat, lng as needed.
  • Fixed bug to improve county relationship fields.
  • Fixed bug in SQL file.

1.75 - January 21, 2021

  • Updated to 2019 American Community Survey data for most recent demographic variables.
  • No zips were added or removed.

1.74 - January 18, 2021

  • Added 3 new zip codes: 09291, 09292, 56973.
  • No zips were dropped.
  • Updated county relationship fields. Weighting now uses area when population weighting isn't available.
  • Updated city, lat, lng as needed.
  • Added Metropolitan statistical area relationship fields: cbsa_fips, cbsa_name, cbsa_metro, csa_fips, csa_name.

1.73 - October 26, 2020

  • Added 1 new zip codes: 09410.
  • Dropped 8 deprecated zips: 09028, 09635, 31144, 32026, 32072, 32237, 32395, 54990.
  • Updated city, lat, lng as needed.

1.72 - July 30, 2020

  • Added 6 new zip codes: 09001, 09113, 09115, 09116, 34044, 56971.
  • Dropped 7 deprecated zip codes: 06814, 06816, 06817, 09308, 80251, 83230, 90899.
  • Updated zip code city names as needed.

1.71 - February 27, 2020

  • Added 2 new zip codes: 09178 09285.
  • Dropped 10 deprecated zip codes: 09054 19088 19089 40366 55392 96538.
  • Fixed one incorrectly geocoded zip code: 11249.

1.7 - January 20, 2020

  • Added 11 new zip codes:
    09015 09103 09240 09242 09279 09283 09401 09514 09877 96311 96502.
  • Dropped 10 deprecated zip codes:
    09101 09314 17583 19080 24468 34044 34278 54472 90834 90835.
  • Moved to the 2018 American Community Survey for most demographic variables.
  • Renamed all_county_weights to county_weights for brevity.
  • Provided county_name and county_fips for all zips (previously existed only for ZCTAs).
  • Added county_name_all and county_fips_all fields.
  • Switched source for population from older Census data to 2018 ACS.

1.6 - July 11, 2019

  • Added 38 new zip codes:
    09101 09170 09171 09174 09175 09176 09241 09266 09276 09277 09278 09289 09290 09323 09456 09467 09487 09488 09489 09512 09901 09902 09903 09904 09908 09909 09910 09974 09975 09976 09977 11437 34044 34066 34067 34068 34069 72405 96539.
  • Dropped 4 deprecated zip codes:
    17354 53789 62955 63182 97313.
  • Moved to the 2017 American Community Survey for most demographic variables.
  • Moved to the 2018 Census Bureau ZCTA data.
  • Moved to 5 digits of lat/lng precision when possible.
  • Tweaked a few errors manually.

1.5 - January 15, 2019

  • Added new zip codes and removed old ones.
  • Added dozens of demographic variables (age, education, income, etc) from the ACS and IRS.
  • Added new source to improve accuracy of edge cases.
  • Added timezone.
  • Split paid products into Comprehensive, Pro, Basic.

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