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Dorothy Reed — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Dorothy Reed across the 1910, 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents George & George — first a daughter (b.~1909), then head of a 5-person household.
Age 31
b. ~1909
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Reed |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Saleslady |
| Industry | Retail Dept |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Saleslady |
| 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 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Jean Reid | Other | — | 7 | ~1933 |
| Dorothy Reed | Daughter | — | 31 | ~1909 |
| Frances Reid | Daughter | — | 41 | ~1899 |
| Wallace Reid | Other | — | 51 | ~1889 |
| Mary Reed | Head | — | 70 | ~1870 |
Census Appearances
1910
Cook, Illinois
Daughter, age 1
Cook, Illinois · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reed |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | Michigan |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 11
Cook, Illinois · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reed |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | Michigan |
| 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 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reed |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 31
Cook-County, Illinois · implied b. ~1909 — 5 household members
| Surname | Reed |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Saleslady |
| Industry | Retail Dept |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| 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 Reed across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Reed (~0.92 confidence) and father George Reed (~0.92 confidence) and father George Reed (~0.92 confidence) and mother Mary Reed (~0.92 confidence) and mother Sadie Reed (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Reed
b. ~1868
Source father
● Household
· direct · ~0.92
Father
George Reed
b. ~1868
Source father
● Household
· direct · ~0.92
Father
George Reed
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Mary Reed
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Sadie Reed
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Reed
Daughter · 1940 · age 31 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Frances Reid
Sibling · 1940 · age 41
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-t0627-00935-00733)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | R. Vera Langen | 55 | Wife | — | Illinois |
| 42 | Edward Schmuck | 72 | Head | — | Lithuania |
| 43 | Rose Schmuck | 62 | Wife | — | Lithuania |
| 44 | Ethel Schmuck | 30 | Daughter | Teacher | Wisconsin |
| 45 | Aaron Archer | 32 | Son-in-law | Salesman | Illinois |
| 46 | Beatrice Archer | 29 | Daughter | Teacher | Wisconsin |
| 47 | Ellen Ryan | 18 | Maid | Maid | Eire |
| 48 | Neftalitt|Neftalitti Benson | 66 | Head | — | Indiana |
| 49 | Esther Benson | 62 | Wife | — | Missouri |
| 50 | Aaron M. Benson | 43 | Son | — | Indiana |
| 51 | Shepherd Benson | 24 | Son | — | Illinois |
| 52 | John Aldridge | 27 | Head | Lawyer | Arkansas |
| 53 | Valerie Aldridge | 26 | Wife | — | Illinois |
| 54 | Joseph Aldridge | 2 | Son | — | Illinois |
| 55 | John Aldridge | 0 | Son | — | Illinois |
| 56 | Ernest Vollheim | 51 | Head | — | Illinois |
| 57 | Margaret Vollheim | 51 | Wife | — | Illinois |
| 58 | Le Roy Vollheim | 27 | Son | Squad Leader | Illinois |
| 59 | Mary Reed | 70 | Head | — | Eng Canada |
| 60 | Dorothy Reed THIS PERSON | 31 | Daughter | Saleslady | Illinois |
| 61 | Wallace Reid | 51 | Son-in-law | Lawyer | Canada Eng |
| 62 | Frances Reid | 41 | Daughter | Nurse | Illinois |
| 63 | Jean Reid | 7 | Granddaughter | — | Illinois |
| 64 | Chas O'Rourke | 60 | Head | Decorator | Ohio |
| 65 | Anna H. O'Rourke | 54 | Wife | — | Dist Col |
| 66 | John F. Hayes | 44 | Head | Off Mgr. | Illinois |
| 67 | Bernice Hayes | 43 | Wife | — | Illinois |
| 68 | Mary Virginia Hayes | 16 | Daughter | — | Illinois |
| 69 | Harold Pearce | 47 | Head | Partner | Illinois |
| 70 | Loraine Pearce | 46 | Wife | — | Alabama |
| 71 | Thomas Pearce | 44 | Brother | Trader | Illinois |
| 72 | Genevieve Davison | 47 | Head | Music Teacher | Colorado |
| 73 | Clifford Davison | 20 | Son | Typist | Illinois |
| 74 | Clara Davison | 15 | Daughter | — | Illinois |
| 75 | Emma Laubach | 78 | Mother | — | Missouri |
| 76 | Jacob Dr. Stern | 46 | Head | Physician | Illinois |
| 77 | Margaret Stern | 21 | Wife | — | Missouri |
| 78 | David Stern | 10 | Son | — | Illinois |
| 79 | Jane Stern | 8 | Daughter | — | Illinois |
| 80 | Mildred Warmuth | 25 | Maid | Maid | Illinois |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)