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Mary Lucas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Lucas across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 11-person household.
Age 44
b. ~1886
Female
Spouse
Born: Poland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Lucas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1913 |
| Age at First Marriage | 20 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | Polish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Township / Ward | City Of Chicago |
| Est. Birth Year | ~1886 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Adeline Lucas | Daughter | — | 10 | ~1920 |
| Wanda Lucas | Daughter | — | 2 | ~1928 |
| Clara Lucas | Daughter | — | 16 | ~1914 |
| Helen Lucas | Daughter | — | 17 | ~1913 |
| Steve Lucas | Head | — | 46 | ~1884 |
| Stanley Lucas | Son | — | 21 | ~1909 |
| Bruno Lucas | Son | — | 13 | ~1917 |
| Jerry Lucas | Son | — | 5 | ~1925 |
| John Lucas | Son | — | 6 | ~1924 |
| Frank Lucas | Son | — | 12 | ~1918 |
| Mary Lucas | Spouse | — | 44 | ~1886 |
Census Appearances
1930
Cook, Illinois
Spouse, age 44
Cook, Illinois · implied b. ~1886 — 11 household members
| Surname | Lucas |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1913 |
| Age at First Marriage | 20 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Mother Tongue | Polish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Cook-County, Illinois
Spouse, age 55
Cook-County, Illinois · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Luces |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Highest Grade | G 6 |
| 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 Mary Lucas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lucas
Spouse · 1930 · age 44 · b. ~1886 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel451:0282)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Lewandowski | 45 | Head | Carpenter | Poland |
| 2 | Charles Lewandowski | 21 | Son | Car Washer | Illinois |
| 3 | Roman Lewandowski | 13 | Son | — | Illinois |
| 4 | Roman Goluck | 45 | Head | Janitor | Poland |
| 5 | Laya Goluck | 35 | Wife | Maid | Poland |
| 6 | Mary Goluck | 13 | Daughter | — | Illinois |
| 7 | Frank Goluck | 7 | Son | — | Illinois |
| 8 | Joseph Lenzach | 53 | Head | Laborer | Poland |
| 9 | Mary Lenzach | 36 | Wife | — | Poland |
| 10 | Joseph Lenzach | 16 | Son | — | Illinois |
| 11 | Walter Lenzach | 14 | Son | — | Illinois |
| 12 | Stanley Lenzach | 12 | Son | — | Illinois |
| 13 | Helen Lenzach | 8 | Daughter | — | Illinois |
| 14 | Bruno Lenzach | 6 | Son | — | Illinois |
| 15 | Anthony Muraszki | 53 | Head | — | Poland |
| 16 | Bertha Muraszki | 52 | Wife | Oiler | Poland |
| 17 | John Muraszki | 21 | Son | Oiler | Illinois |
| 18 | Joseph Muraszki | 19 | Son | — | Illinois |
| 19 | Steve Lucas | 46 | Head | Playground Man | Poland |
| 20 | Mary Lucas THIS PERSON | 44 | Wife | — | Poland |
| 21 | Stanley Lucas | 21 | Son | — | Illinois |
| 22 | Helen Lucas | 17 | Daughter | — | Illinois |
| 23 | Clara Lucas | 16 | Daughter | — | Illinois |
| 24 | Bruno Lucas | 13 | Son | — | Illinois |
| 25 | Frank Lucas | 12 | Son | — | Illinois |
| 26 | Adeline Lucas | 10 | Daughter | — | Illinois |
| 27 | John Lucas | 6 | Son | — | Illinois |
| 28 | Jerry Lucas | 5 | Son | — | Illinois |
| 29 | Wanda Lucas | 2 | Daughter | — | Illinois |
| 30 | Martha Cilkowski | 54 | Head | Sweeper | Poland |
| 31 | Joe Cilkowski | 30 | Son | Machinist | Illinois |
| 32 | Frank Cilkowski | 27 | Son | Helper | Illinois |
| 33 | Felix Cilkowski | 21 | Son | Helper | Illinois |
| 34 | Edward Cilkowski | 15 | Son | — | Illinois |
| 35 | Mary Cilkowski | 19 | Daughter | Packer | Illinois |
| 36 | Sophie Cilkowski | 17 | Daughter | Worker | Illinois |
| 37 | William Anisko | 64 | Head | Watchman | Poland |
| 38 | Mary Anisko | 50 | Wife | — | Poland |
| 39 | Walter Anisko | 20 | Son | — | Illinois |
| 40 | Rose Anisko | 18 | Daughter | — | Illinois |
| 41 | George Anisko | 15 | Son | — | Illinois |
| 42 | Walter Bojko | 40 | Head | Oiler | Poland |
| 43 | Valentine Bojko | 35 | Wife | — | Poland |
| 44 | Joseph Bojko | 14 | Son | — | Illinois |
| 45 | John Bojko | 12 | Son | — | Illinois |
| 46 | Stella Bojko | 9 | Daughter | — | Illinois |
| 47 | Eleanor Bojko | 6 | Daughter | — | Illinois |
| 48 | Martin Podgorzinski | 40 | Head | Record Clerk | Poland |
| 49 | Andrew Podgorzinski | 10 | Son | — | Illinois |
| 50 | Stanley Podgorzinski | 13 | Son | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)