DH
Dora Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Dora Harris across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 6-person household.
Age 45
b. ~1895
Female
Spouse
Born: Poland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Harris |
| Given Name | Dora |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1895 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dora | Age | Birth yr |
|---|---|---|---|---|
| Melvin Harris | Son | — | 15 | ~1925 |
| Dora Harris | Spouse | — | 45 | ~1895 |
| Ruth Harris | Daughter | — | 19 | ~1921 |
| Samuel Harris | Head | — | 48 | ~1892 |
| Howard Harris | Son | — | 13 | ~1927 |
| Jerome Harris | Son | — | 12 | ~1928 |
Census Appearances
1930
Cook, Illinois
Spouse, age 37
Cook, Illinois · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Dora |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Age at First Marriage | 19 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Cook-County, Illinois
Spouse, age 45
Cook-County, Illinois · implied b. ~1895 — 6 household members
| Surname | Harris |
| Given Name | Dora |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Dora Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dora Harris
Spouse · 1940 · age 45 · b. ~1895 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00999-00136)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Jr. Ruck | 15 | Son | — | Illinois |
| 42 | Christina Kaehler | 72 | Mother-in-law | — | Germany |
| 43 | Harry Levin | 39 | Head | Salesman | Russia |
| 44 | Esther Levin | 37 | Wife | — | Russia |
| 45 | Virginia Levin | 16 | Daughter | Nettler | Illinois |
| 46 | Morris Levin | 20 | Son | Cenguer|Cengner | Illinois |
| 47 | Morris Levin | 18 | Son | New Worker | Illinois |
| 48 | Sherman Levin | 16 | Son | — | Illinois |
| 49 | Harry Eisler | 47 | Head | Owner | Illinois |
| 50 | Helen Eisler | 14 | Daughter | Saleslady | Illinois |
| 51 | Samuel Harris | 48 | Head | Plumber | Poland |
| 52 | Dora Harris THIS PERSON | 45 | Wife | — | Poland |
| 53 | Ruth Harris | 19 | Daughter | Salesgirl | Illinois |
| 54 | Melvin Harris | 15 | Son | — | Illinois |
| 55 | Howard Harris | 13 | Son | — | Illinois |
| 56 | Jerome Harris | 12 | Son | — | Illinois |
| 57 | Leopold Gold | 44 | Head | Chauffeur | Massachusetts |
| 58 | Florence Gold | 44 | Wife | — | Illinois |
| 59 | Ruth Gold | 15 | Daughter | Stenographer | Illinois |
| 60 | Betty Jane Gold | 11 | Daughter | — | Illinois |
| 61 | Irwin Gold | 9 | Son | — | Illinois |
| 62 | Abe Sugarman | 54 | Head | In-Door | Russia |
| 63 | Fanny Sugarman | 51 | Wife | — | Russia |
| 64 | Mollie Baum | 65 | Lodger | — | Russia |
| 65 | Albert Lab | 40 | Head | Janitor | Austria |
| 66 | Katherine Lab | 38 | Wife | — | Austria |
| 67 | Theresa Lab | 15 | Daughter | — | Illinois |
| 68 | Catherine Lab | 12 | Daughter | — | Illinois |
| 69 | Albert Jr. Lab | 5 | Son | — | Illinois |
| 70 | Edward Pollock | 48 | Head | Manufacturer | Russia |
| 71 | Sarah Pollock | 42 | Wife | — | Russia |
| 72 | Milton Pollock | 18 | Son | — | Illinois |
| 73 | Nathan Brownstein | 72 | Head | — | Russia |
| 74 | Isidore Brownstein | 44 | Son | Mogger|Mozzer|Mogget | Russia |
| 75 | Goldie Brownstein | 38 | Daughter-in-law | — | Latvia |
| 76 | Audrey Brownstein | 15 | Granddaughter | — | Illinois |
| 77 | Louis Spiegel | 50 | Head | Conductor | Ohio |
| 78 | Sara Spiegel | 47 | Wife | — | Russia |
| 79 | Adeline Spiegel | 13 | Daughter | Stenographer | Illinois |
| 80 | Samuel Schrimm | 34 | Head | Owner | Poland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)