TM
Thomas Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Thomas Martin across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Thomas & Jane — first a son (b.~1908), then head of a 6-person household.
Age 22
b. ~1908
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Martin |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Clerk |
| Industry | R R |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk |
| Township / Ward | Chicago |
| Est. Birth Year | ~1908 |
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 1930 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Mary Martin | Daughter | — | 20 | ~1910 |
| Thomas Martin | Head | — | 52 | ~1878 |
| James Martin | Son | — | 16 | ~1914 |
| John Martin | Son | — | 18 | ~1912 |
| Thomas Martin | Son | — | 22 | ~1908 |
| Mary Martin | Spouse | — | 47 | ~1883 |
Census Appearances
1920
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 22
Cook, Illinois · implied b. ~1908 — 6 household members
| Surname | Martin |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Clerk |
| Industry | R R |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 33
Cook-County, Illinois · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martino |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Conductor |
| Industry | Paper Manufactur |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1344 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Thomas Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Martin (~0.92 confidence) and mother Jane Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Martin
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Jane Martin
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Martin
Son · 1930 · age 22 · b. ~1908 · Illinois
★ You are viewing this record
Sibling
John Martin
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Martin
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
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:illinoiscensus00reel463:0218)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | M Martin | 33 | Head | Clerk | Illinois |
| 2 | Marie S Martin | 33 | Wife | — | Illinois |
| 3 | Edward J Martin | 22 | Brother | Salesman | Illinois |
| 4 | John Martin | 26 | Head | — | Illinois |
| 5 | Kathleen Martin | 25 | Wife | Clerk | Illinois |
| 6 | John Martin | 23 | Son | Clerk | Illinois |
| 7 | Robert Martin | 22 | Son | Attendant | Illinois |
| 8 | James Martin | 20 | Son | Clerk | Illinois |
| 9 | Geraldine Martin | 18 | Daughter | Telephone Operator | Illinois |
| 10 | Louis Martin | 14 | Son | — | Illinois |
| 11 | Mary Martin | 52 | Head | Clerk | Illinois |
| 12 | Margaret Martin | 50 | Sister | — | Illinois |
| 13 | Elizabeth Martin | 50 | Head | — | Irish Free State |
| 14 | Mary Martin | 33 | Sister | Clerk | Illinois |
| 15 | Anna Martin | 29 | Sister | Clerk | Illinois |
| 16 | Marlene Martin | 35 | Boarder | Laundress | Irish Free State |
| 17 | Anna Martin | 38 | Boarder | — | Illinois |
| 18 | Margaret Martin | 1 | Boarder | — | Illinois |
| 19 | Thomas Martin | 3 | Boarder | — | Illinois |
| 20 | William Martin | 1 | Boarder | — | Illinois |
| 21 | Mary Martin | 43 | Head | — | Illinois |
| 22 | Mary Martin | 22 | Daughter | — | Illinois |
| 23 | William Martin | 20 | Son | Clerk | Illinois |
| 24 | John Martin | 18 | Son | — | Illinois |
| 25 | James Martin | 16 | Son | — | Illinois |
| 26 | Robert Martin | 14 | Son | — | Illinois |
| 27 | Catherine Martin | 11 | Daughter | — | Illinois |
| 28 | James Martin | 35 | Head | Extra Man | Illinois |
| 29 | Mary Martin | 33 | Wife | — | Illinois |
| 30 | James Martin | 8 | Son | — | Illinois |
| 31 | Mary Martin | 6 | Daughter | — | Illinois |
| 32 | John Martin | 4 | Son | — | Illinois |
| 33 | Thomas Martin | 52 | Head | Clerk | Illinois |
| 34 | Mary Martin | 47 | Wife | — | Illinois |
| 35 | Thomas Martin THIS PERSON | 22 | Son | Clerk | Illinois |
| 36 | Mary Martin | 20 | Daughter | Clerk | Illinois |
| 37 | John Martin | 18 | Son | Clerk | Illinois |
| 38 | James Martin | 16 | Son | — | Illinois |
| 39 | William Martin | 25 | Head | Driver | Illinois |
| 40 | Mary Martin | 22 | Wife | — | Illinois |
| 41 | William Martin | 2 | Son | — | Illinois |
| 42 | Mary Martin | 1 | Daughter | — | Illinois |
| 43 | James Martin | 45 | Head | — | Illinois |
| 44 | Mary Martin | 39 | Wife | — | Illinois |
| 45 | James Martin | 18 | Son | — | Illinois |
| 46 | Mary Martin | 16 | Daughter | — | Illinois |
| 47 | John Martin | 14 | Son | — | Illinois |
| 48 | William Martin | 12 | Son | — | Illinois |
| 49 | Thomas Martin | 10 | Son | — | Illinois |
| 50 | Margaret Martin | 8 | Daughter | — | Illinois |
Pedigree Summary
Thomas + 3 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)