DM
Dorothy Morris — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Dorothy Morris across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents William & Wm — first a daughter (b.~1907), then head of a 4-person household.
Age 23
b. ~1907
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Morris |
| Given Name | Dorothy C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Board of Education |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1907 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| William Morris | Head | — | 56 | ~1874 |
| Jeanne Doyle | Daughter | — | 6 | ~1924 |
| Dorothy Morris | Daughter | — | 23 | ~1907 |
| Julia Morris | Spouse | — | 54 | ~1876 |
Census Appearances
1910
Cook, Illinois
Daughter, age 4
Cook, Illinois · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morris |
| Given Name | Dorothea |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 13
Cook, Illinois · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morris |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 23
Cook, Illinois · implied b. ~1907 — 4 household members
| Surname | Morris |
| Given Name | Dorothy C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | New Jersey |
| Occupation | Stenographer |
| Industry | Board of Education |
| Class of Worker | W |
| 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 Dorothy Morris across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father William Morris (~0.92 confidence) and father Wm Morris (~0.92 confidence) and mother Ida Morris (~0.92 confidence) and mother Julia Morris (~0.92 confidence) and father Michael Morris (~0.92 confidence) and mother Dollie Morris (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Morris
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Wm Morris
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Ida Morris
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Julia Morris
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Michael Morris
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Dollie Morris
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Morris
Daughter · 1930 · age 23 · b. ~1907 · Illinois
★ You are viewing this record
Sibling
Jeanne Doyle
Sibling · 1930 · age 6
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:illinoiscensus00reel444:0910)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James Cavanaugh | 67 | Head | Carpenter | Maine |
| 52 | Elizabeth Cavanaugh | 56 | Wife | None | Indiana |
| 53 | Emily P. Cavanaugh | 33 | Daughter | Stenographer | Maine |
| 54 | James M. Cavanaugh | 30 | Son | Mechanic | Illinois |
| 55 | Ellen Farrell | 62 | Head | None | Canada English |
| 56 | Anne S. Farrell | 36 | Daughter | Operator | Canada English |
| 57 | John P. Farrell | 32 | Son | Laborer | Canada English |
| 58 | Rita M. Farrell | 25 | Daughter | Clerk Office | Canada English |
| 59 | Francis G. Farrell | 21 | Son | Car Checker | Canada English |
| 60 | Harry C. Kenney | 44 | Head | Salesman | Ohio |
| 61 | Lillian C. Kenney | 37 | Wife | Teacher | Michigan |
| 62 | Howard J. Kenney | 17 | Son | None | Illinois |
| 63 | Betty Kenney | 10 | Daughter | None | Illinois |
| 64 | Viola Stelzer | 31 | Boarder | Teacher | Illinois |
| 65 | Janette Gaillert | 60 | Head | None | Holland |
| 66 | Conrad H. Gaillert | 22 | Son | Engineer | Illinois |
| 67 | Theresa Bismolt | 47 | Boarder | Nurse | Illinois |
| 68 | Ellen Brennan | 65 | Head | None | Canada French |
| 69 | James J. Brennan | 36 | Son | Elevator | Illinois |
| 70 | Lillian Smith | 34 | Daughter | Stenographer | Illinois |
| 71 | Charles J. Smith | 11 | Grandson | None | Illinois |
| 72 | Patrick Driscoll | 60 | Head | Laborer | Irish Free State |
| 73 | Mary Driscoll | 60 | Wife | None | Irish Free State |
| 74 | Daniel J. Driscoll | 32 | Son | Collector | Illinois |
| 75 | Helen D. Driscoll | 26 | Daughter | Bookkeeper | Illinois |
| 76 | Marjorie M. Driscoll | 19 | Daughter | Girl Of Work | Illinois |
| 77 | Harry W. Schick | 31 | Son-in-law | Mechanic | Illinois |
| 78 | Marie M. Schick | 30 | Daughter | None | Illinois |
| 79 | John M. Egan | 57 | Head | Cattle Buyer | Illinois |
| 80 | Winifred M. Egan | 55 | Wife | None | Illinois |
| 81 | Francis X. Egan | 30 | Son | Electrical Engineer | Illinois |
| 82 | Marie C. Egan | 27 | Daughter | Secretary | Illinois |
| 83 | Joseph G. Egan | 25 | Son | Purchasing Agent | Illinois |
| 84 | Raymond W. Egan | 21 | Son | Guard | Illinois |
| 85 | Walter R. Egan | 21 | Son | None | Illinois |
| 86 | William H. Doyle | 39 | Head | Proprietor | Illinois |
| 87 | Lillian C. Doyle | 33 | Wife | None | Illinois |
| 88 | Frances K. Doyle | 12 | Daughter | None | Illinois |
| 89 | William J. Morris | 56 | Head | Executive | Illinois |
| 90 | Julia Morris | 54 | Wife | None | New Jersey |
| 91 | Dorothy C. Morris THIS PERSON | 23 | Daughter | Stenographer | Illinois |
| 92 | Jeanne Doyle | 6 | Daughter | None | Illinois |
| 93 | Helen Schneider | 53 | Head | None | Germany |
| 94 | Clara A. Schneider | 26 | Daughter | Bookkeeper | Illinois |
| 95 | Florence Schneider | 20 | Daughter | Telephone Operator | Illinois |
| 96 | August J. Post | 74 | Father | None | Germany |
| 97 | August C. Vanselow | 51 | Head | Foreman | Germany |
| 98 | Elizabeth Vanselow | 50 | Wife | None | Germany |
| 99 | Lillian Vanselow | 26 | Daughter | Salesman | Illinois |
| 100 | Herbert Vanselow | 15 | Son | None | Illinois |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 6 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)