AM
Albert Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Albert Martin across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 16-person household.
Age 19
b. ~1921
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Martin |
| Given Name | Albert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | new worker |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | New Worker |
| Township / Ward | Chicago |
| Est. Birth Year | ~1921 |
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.
16 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Albert | Age | Birth yr |
|---|---|---|---|---|
| Lulamae Martin | Daughter | — | 21 | ~1919 |
| Dolores Martin | Daughter | — | 11 | ~1929 |
| Orella Martin | Daughter | — | 15 | ~1925 |
| Bessie Martin | Daughter | — | 7 | ~1933 |
| Harrison Martin | Head | — | 41 | ~1899 |
| Cordell Martin | Other | — | 1 | ~1939 |
| Margie Childs | Other | — | 35 | ~1905 |
| Norman Martin | Other | — | ~1940 | |
| Eugene Martin | Son | — | 4 | ~1936 |
| George Martin | Son | — | 2 | ~1938 |
| Clyde Martin | Son | — | 13 | ~1927 |
| Thomas Martin | Son | — | 22 | ~1918 |
| Albert Martin | Son | — | 19 | ~1921 |
| Lawrence Martin | Son | — | 9 | ~1931 |
| John Martin | Son | — | 17 | ~1923 |
| Bessie Martin | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Cook, Illinois
Son, age 9
Cook, Illinois · implied b. ~1921 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Albert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 19
Cook-County, Illinois · implied b. ~1921 — 16 household members
| Surname | Martin |
| Given Name | Albert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | new worker |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 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 Albert Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Albert Martin
Son · 1940 · age 19 · b. ~1921 · Illinois
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Sibling
George Martin
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Martin
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Martin
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Martin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lulamae Martin
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Martin
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Martin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Martin
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Orella Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Martin
Sibling · 1940 · age 11
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
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-t0627-00926-00791)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Sr. Bonner | 74 | Head | New Worker | Tennessee |
| 42 | Mary Louise Bonner | 13 | Granddaughter | — | Illinois |
| 43 | Joseph Jr. Bonner | 10 | Grandson | — | Illinois |
| 44 | Otis Campbell | 55 | Head | Porter | Missouri |
| 45 | Selma Campbell | 54 | Wife | — | Missouri |
| 46 | Margaret Green | 32 | Daughter | — | Missouri |
| 47 | John Jr. Green | 14 | Grandson | — | Illinois |
| 48 | Sam Green | 11 | Grandson | — | Illinois |
| 49 | Marie Green | 9 | Granddaughter | — | Illinois |
| 50 | Richard Green | 1 | Grandson | — | Illinois |
| 51 | William Smith | 70 | Lodger | — | Kansas |
| 52 | John Sr. Green | 42 | Son-in-law | Laborer | Florida |
| 53 | Zella Frisby | 47 | Head | New Worker | Mississippi |
| 54 | Amos Frisby | 19 | Son | New Worker | Illinois |
| 55 | Catherine Frisby | 18 | Daughter | — | Illinois |
| 56 | Ruben Frisby | 17 | Son | — | Mississippi |
| 57 | Mabel Frisby | 16 | Daughter | — | Illinois |
| 58 | Zell Frisby | 14 | Daughter | — | Illinois |
| 59 | Naomi Frisby | 9 | Daughter | — | Illinois |
| 60 | Harrison Martin | 41 | Head | Plasterer | South Carolina |
| 61 | Bessie Martin | 41 | Wife | — | South Carolina |
| 62 | Thomas Martin | 22 | Son | — | South Carolina |
| 63 | Lulamae Martin | 21 | Daughter | New Worker | South Carolina |
| 64 | Albert Martin THIS PERSON | 19 | Son | New Worker | Illinois |
| 65 | John Martin | 17 | Son | New Worker | Illinois |
| 66 | Orella Martin | 15 | Daughter | — | Illinois |
| 67 | Clyde Martin | 13 | Son | — | Illinois |
| 68 | Dolores Martin | 11 | Daughter | — | Illinois |
| 69 | Lawrence Martin | 9 | Son | — | Illinois |
| 70 | Bessie Martin | 7 | Daughter | — | Illinois |
| 71 | Eugene Martin | 4 | Son | — | Illinois |
| 72 | George Martin | 2 | Son | — | Illinois |
| 73 | Margie Childs | 35 | Sister | Maid | South Carolina |
| 74 | Cordell Martin | 1 | Grandson | — | Illinois |
| 75 | Norman Martin | 0 | Grandson | — | Illinois |
| 76 | Archie Prentiss | 38 | Head | Shipper | Mississippi |
| 77 | Laura Prentiss | 38 | Wife | — | Georgia |
| 78 | Archie Jr. Prentiss | 9 | Son | — | Illinois |
| 79 | Edith Prentiss | 7 | Daughter | — | Illinois |
| 80 | Alvon Prentiss | 1 | Son | — | Illinois |
Related Census Records
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)