MM
Margaret Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Margaret Martin across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Anna & William — first a daughter (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Martin |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Martin | Daughter | — | 21 | ~1909 |
| George Martin | Head | — | 56 | ~1874 |
| Anna Martin | Other | — | 45 | ~1885 |
| Roy Martin | Son | — | 24 | ~1906 |
| George Martin | Son | — | 17 | ~1913 |
Census Appearances
1910
Cook, Illinois
Daughter, age 2
Cook, Illinois · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Margaret C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 12
Cook, Illinois · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 21
Cook, Illinois · implied b. ~1909 — 5 household members
| Surname | Martin |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| 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 Margaret Martin across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: mother Anna Martin (~0.92 confidence) and father William Martin (~0.92 confidence) and mother Anna Martin (~0.92 confidence) and father George Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anna Martin
b. ~1868
Source mother
● Household
· direct · ~0.92
Father
William Martin
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Anna Martin
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
George Martin
b. ~1874
Source father
● Household
· direct · ~0.92
This person
Anchor record
Margaret Martin
Daughter · 1930 · age 21 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Roy Martin
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Martin
Sibling · 1930 · age 17
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
24 people indexed on this census page (ia:1930:illinoiscensus00reel446:1050)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Fitzgibbons | 30 | Head | Chauffeur | Illinois |
| 2 | Alice Fitzgibbons | 28 | Wife-H | — | Illinois |
| 3 | Edward Fitzgibbons | 5 | Son | — | Illinois |
| 4 | Anna Mccall | 49 | Mother | Maid | Irish Free State |
| 5 | Sarah E. Dean | 58 | Head | — | England |
| 6 | Dwight E. Fleming | 50 | Head | Carpenter | Colorado |
| 7 | Ida Fleming | 37 | Wife-H | — | Indiana |
| 8 | Dorathea Fleming | 16 | Daughter | — | Illinois |
| 9 | Dwight E. Fleming | 14 | Son | — | Illinois |
| 10 | Frank Fleming | 4 | Son | — | Illinois |
| 11 | Andrew J. Hermann | 40 | Head | Police Dept. | Illinois |
| 12 | Loretta A. Hermann | 36 | Wife-H | — | Illinois |
| 13 | Lorayne M. Hermann | 10 | Daughter | — | Illinois |
| 14 | Nicholas J. Meghert | 31 | Head | Printer | Illinois |
| 15 | Anna Meghert | 27 | Wife-H | — | Illinois |
| 16 | Gregory Meghert | 1 | Son | — | Illinois |
| 17 | Anna Benaway | 29 | Head | Saleswoman | Illinois |
| 18 | Roger H. Lay | 46 | Head | Salesman | Texas |
| 19 | Josephine Lay | 40 | Wife-H | Sales Lady | Illinois |
| 20 | George J. Martin | 56 | Head | Engineering | Illinois |
| 21 | Anna Martin | 45 | Wife-H | — | Illinois |
| 22 | Roy J. Martin | 24 | Son | — | Illinois |
| 23 | Margaret Martin THIS PERSON | 21 | Daughter | — | Illinois |
| 24 | George V. Martin | 17 | Son | — | Illinois |
Pedigree Summary
Margaret + 2 siblings
Gen 1 · 4 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)