MH
Mary Hammond — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fulton-County, Illinois
Our Model Tree links this Mary Hammond across the 1910, 1920, 1930 and 1940 US Censuses in Fulton-County, Illinois (XGBoost, ~Confirmed), with identified parents H & Ross — first a daughter (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fulton-County, Illinois |
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Table Grove Village |
| 1935 Residence (County) | Fulton |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Table Grove Village |
| Est. Birth Year | ~1902 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Frances Hughes | Daughter | — | 29 | ~1911 |
| Mary Hammond | Daughter | — | 38 | ~1902 |
| Anna Hammond | Head | — | 66 | ~1874 |
| Paul Hammond | Son | — | 36 | ~1904 |
Census Appearances
1910
Fulton, Illinois
Daughter, age 8
Fulton, Illinois · implied b. ~1902 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Fulton, Illinois
Daughter, age 17
Fulton, Illinois · implied b. ~1903 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| 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
Fulton, Illinois
Daughter, age 28
Fulton, Illinois · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Fulton-County, Illinois
Daughter, age 38
Fulton-County, Illinois · implied b. ~1902 — 4 household members
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Table Grove Village |
| 1935 Residence (County) | Fulton |
| Highest Grade | H-4 |
| 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 Mary Hammond across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father H Hammond (~0.92 confidence) and father Ross Hammond (~0.92 confidence) and father W Hammond (~0.92 confidence) and mother Anna Hammond (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
H Hammond
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Ross Hammond
b. ~1867
Source father
● Household
· direct · ~0.92
Father
W Hammond
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Anna Hammond
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hammond
Daughter · 1940 · age 38 · b. ~1902 · Illinois
★ You are viewing this record
Sibling
Paul Hammond
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Hughes
Sibling · 1940 · age 29
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 — Fulton-County, Illinois
Open full size
1940 US Federal Census — Fulton-County, Illinois
Page Contents
33 people indexed on this census page (nara:1940:m-t0627-00806-00044)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Betty Heidenreich | 9 | daughter | — | Illinois |
| 42 | Gallen Heidenreich | 7 | son | — | Illinois |
| 43 | Dean Heidenreich | 5 | son | — | Illinois |
| 44 | Forrest Haist | 45 | Head | Laborer | Illinois |
| 45 | Pearl Haist | 39 | wife | — | Illinois |
| 46 | Laverne Haist | 15 | son | — | Illinois |
| 47 | Shirley Haist | 9 | daughter | — | Illinois |
| 48 | Tena Haist | 77 | mother | — | Missouri |
| 49 | Lee Foster | 67 | Head | — | Illinois |
| 50 | Caroline Foster | 64 | wife | — | Illinois |
| 51 | Frank Kennedy | 41 | Head | Caretaker | Illinois |
| 52 | Beulah Kennedy | 33 | wife | — | Illinois |
| 53 | Mary Jane Kennedy | 12 | daughter | — | Illinois |
| 54 | John Frank Kennedy | 10 | son | — | Illinois |
| 55 | Patsy Kennedy | 8 | daughter | — | Illinois |
| 56 | Malcom Kennedy | 5 | son | — | Illinois |
| 57 | Pierre Kennedy | 3 | son | — | Illinois |
| 58 | Betty Kennedy | 1 | daughter | — | Illinois |
| 59 | Anna Hammond | 66 | Head | — | Illinois |
| 60 | Mary Hammond THIS PERSON | 38 | daughter | — | Illinois |
| 61 | Paul Hammond | 36 | son | — | Illinois |
| 62 | Frances Hughes | 29 | daughter | — | Illinois |
| 63 | Eva Brown | 73 | Head | — | Illinois |
| 64 | Myrtle Cook | 55 | Head | — | Illinois |
| 65 | W. H. Harlan | 48 | Head | Agent | Illinois |
| 66 | Daisy Harlan | 49 | wife | Saleslady | Illinois |
| 67 | Helen Frances Harlan | 16 | daughter | — | Illinois |
| 68 | Minnie Imler | 59 | lodger | — | Iowa |
| 69 | Elsie Imler | 22 | lodger | Teacher | Illinois |
| 70 | J. H. Hammond | 60 | Head | — | Illinois |
| 71 | Ora Hammond | 50 | wife | — | Illinois |
| 72 | Ruth Hammond | 24 | daughter | Teacher | Illinois |
| 73 | Eugene Sheldon Mydel | 40 | Head-Guest | Poultry Cutter | Illinois |
Pedigree Summary
Mary + 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 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)