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Grace Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this Grace Davis across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a spouse (b.~1906), then head of a 5-person household.
Age 34
b. ~1906
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Davis |
| Given Name | Grace |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Champaign |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Champaign |
| Est. Birth Year | ~1906 |
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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Thomas Davis | Head | — | 40 | ~1900 |
| Wilson Brown | Other | — | 79 | ~1861 |
| Robert Davis | Son | — | 12 | ~1928 |
| John Davis | Son | — | 9 | ~1931 |
| Grace Davis | Spouse | — | 34 | ~1906 |
Census Appearances
1920
Champaign, Illinois
Daughter, age 14
Champaign, Illinois · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Champaign, Illinois
Daughter, age 24
Champaign, Illinois · implied b. ~1906 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Grace A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Sweden |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Spouse, age 34
Champaign-County, Illinois · implied b. ~1906 — 5 household members
| Surname | Davis |
| Given Name | Grace |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Champaign |
| 1935 Residence (County) | Champaign |
| Income (1939) | 0 |
| 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 Grace Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Davis (~0.92 confidence) and father Frank Davis (~0.92 confidence) and mother Hannah Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Davis
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Frank Davis
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Hannah Davis
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Grace Davis
Spouse · 1940 · age 34 · b. ~1906 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Champaign-County, Illinois
Open full size
1940 US Federal Census — Champaign-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00765-00207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mildred Bailey | 7 | daughter | — | Illinois |
| 2 | Kenneth Bailey | 3 | son | — | Illinois |
| 3 | Noble Bunse | 38 | head | Washman | Illinois |
| 4 | Lois Bunse | 35 | wife | — | Illinois |
| 5 | Kenneth Bunse | 14 | son | — | Illinois |
| 6 | Gerald Bunse | 7 | son | — | Illinois |
| 7 | Edward Green | 52 | head | Car Inspector | Illinois |
| 8 | Alma Green | 47 | wife | — | Illinois |
| 9 | Dorothy Green | 27 | daughter | — | Illinois |
| 10 | John Green | 25 | son | — | Illinois |
| 11 | Richard Green | 23 | son | Salesman | Illinois |
| 12 | Franklin Green | 19 | son | — | Illinois |
| 13 | Clarence Philips | 31 | head | Service Man | Illinois |
| 14 | Pauline Philips | 29 | wife | — | Illinois |
| 15 | Judith Philips | 2 | daughter | — | Illinois |
| 16 | Irving Leahr | 36 | head | Truck Driver | Illinois |
| 17 | Marie Leahr | 34 | wife | — | Illinois |
| 18 | Evelyn Leahr | 15 | daughter | Waitress | Illinois |
| 19 | Burlie Leahr | 15 | son | — | Illinois |
| 20 | Florence Bell | 46 | daughter | Cook | Illinois |
| 21 | Charles Montgomery | 55 | head | Fireman | Illinois |
| 22 | Ethel Montgomery | 48 | wife | — | Illinois |
| 23 | Harry Montgomery | 31 | son | Attendant | Illinois |
| 24 | Sherman Montgomery | 24 | son | Helper | Illinois |
| 25 | Goldie Montgomery | 19 | daughter | Saleswoman | Illinois |
| 26 | Glen Montgomery | 17 | son | — | Illinois |
| 27 | Eileen Montgomery | 13 | daughter | — | Illinois |
| 28 | Thomas Davis | 40 | head | Janitor | Illinois |
| 29 | Grace Davis THIS PERSON | 34 | wife | — | Illinois |
| 30 | Robert Davis | 12 | son | — | Illinois |
| 31 | John Davis | 9 | son | — | Illinois |
| 32 | Wilson Brown | 79 | father-in-law | — | Illinois |
| 33 | Estella Bilalschki | 65 | head | — | Missouri |
| 34 | Ray Young | 34 | lodger | Porter | Illinois |
| 35 | Bernice Young | 36 | lodger | — | Illinois |
| 36 | Mary Blaine | 30 | lodger | Maid | Illinois |
| 37 | Lester Mulvany | 33 | head | Salesman | Illinois |
| 38 | Dorothy Mulvany | 33 | wife | — | Illinois |
| 39 | Joan Mulvany | 10 | daughter | — | Illinois |
| 40 | Shirley Mulvany | 9 | daughter | — | Illinois |
Pedigree Summary
Grace
Gen 1 · 3 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)