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Mary Mcfarland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mary Mcfarland across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 11-person household.
Age 11
b. ~1929
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | McFarland |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1929 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Henry Mcfarland | Head | — | 40 | ~1900 |
| Doris Mcfarland | Daughter | — | 3 | ~1937 |
| Muriel Mcfarland | Daughter | — | 2 | ~1938 |
| Ethel Mcfarland | Spouse | — | 33 | ~1907 |
| Joan Mcfarland | Daughter | — | 1 | ~1939 |
| Alex Peterson | Other | — | 7 | ~1933 |
| Joyce Mcfarland | Daughter | — | 1 | ~1939 |
| Henry Mcfarland | Son | — | 13 | ~1927 |
| Lester Mcfarland | Son | — | 18 | ~1922 |
| Mary Mcfarland | Daughter | — | 11 | ~1929 |
| Marie Mcfarland | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Cook, Illinois
Daughter, age 1
Cook, Illinois · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McFarland |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Texas |
| Mother's Birthplace | Mississippi |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 11
Cook-County, Illinois · implied b. ~1929 — 11 household members
| Surname | McFarland |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | No 6 |
| 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 Mary Mcfarland across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcfarland
Daughter · 1940 · age 11 · b. ~1929 · Illinois
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Sibling
Marie Mcfarland
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Mcfarland
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lester Mcfarland
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Mcfarland
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Mcfarland
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Muriel Mcfarland
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Mcfarland
Sibling · 1940 · age 1
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-t0627-00962-00325)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elmer Taggert | 30 | Head | Lodging House Keeper | South Carolina |
| 42 | Vivian Taggert | 4 | Daughter | — | Illinois |
| 43 | Daisy B. Powell | 21 | Lodger | — | Mississippi |
| 44 | Dorothy M. Sloan | 28 | Lodger | Maid | South Carolina |
| 45 | Robert Anderson | 25 | Lodger | Presser | South Carolina |
| 46 | Georgiana Anderson | 19 | Lodger | — | South Carolina |
| 47 | Juanita Anderson | 1 | Lodger | — | Illinois |
| 48 | Manuel Lowell | 35 | Lodger | Laborer | Mississippi |
| 49 | Henry Mcfarland | 40 | Head | Watchman | Texas |
| 50 | Ethel Mcfarland | 33 | Wife | — | Oklahoma |
| 51 | Lester Mcfarland | 18 | Son | — | Texas |
| 52 | Marie Mcfarland | 16 | Daughter | New Worker | Texas |
| 53 | Henry Jr. Mcfarland | 13 | Son | — | Illinois |
| 54 | Mary J. Mcfarland THIS PERSON | 11 | Daughter | — | Illinois |
| 55 | Doris Mcfarland | 3 | Daughter | — | Illinois |
| 56 | Muriel Mcfarland | 2 | Daughter | — | Illinois |
| 57 | Joyce Mcfarland | 1 | Daughter | — | Illinois |
| 58 | Joan Mcfarland | 1 | Daughter | — | Illinois |
| 59 | Alex Peterson | 7 | Step son | — | Illinois |
| 60 | Edward Henderson | 30 | Head | Sorter | Mississippi |
| 61 | Elvira Henderson | 18 | Wife | — | Mississippi |
| 62 | Sonia Henderson | 1 | Daughter | — | Illinois |
| 63 | Jerry Matson | 49 | Lodger | Laborer | Mississippi |
| 64 | Martin Rhynes | 44 | Head | Watchman | Mississippi |
| 65 | Eva Rhynes | 20 | Daughter | Nursery Worker | Mississippi |
| 66 | Dorothy Rhynes | 17 | Daughter | — | Mississippi |
| 67 | Ada Rhynes | 15 | Daughter | — | Illinois |
| 68 | Frank Rhynes | 13 | Son | — | Illinois |
| 69 | Essie Rhynes | 12 | Daughter | — | Illinois |
| 70 | Cooker Jones | 33 | Head | Cook | Alabama |
| 71 | Al Brown | 31 | Lodger | Laborer | Alabama |
| 72 | Rose Sharp | 41 | Lodger | Maid | Alabama |
| 73 | Armada Walton | 27 | Head | Mangle | Arkansas |
| 74 | Milton Wyattane | 22 | Lodger | Porter | Arkansas |
| 75 | Reasie Wyattane | 19 | Lodger Wife | — | Mississippi |
| 76 | Katherine Wyattane | 3 | Lodger daugh | — | Arkansas |
| 77 | Mildred Wyattane | 0 | Lodger daugh | — | Illinois |
| 78 | Lizzy Evans | 54 | Head | — | Mississippi |
| 79 | Lou Diggs | 25 | Daughter | Seamstress | Mississippi |
| 80 | Lenora Diggs | 8 | Grand daugh | — | Illinois |
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)