MD
Maggie Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Maggie Davis across the 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 10-person household.
Age 36
b. ~1904
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Davis |
| Given Name | Maggie M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rock Island |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Blackhawk Twp |
| Est. Birth Year | ~1904 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Maggie | Age | Birth yr |
|---|---|---|---|---|
| Virginia Davis | Daughter | — | 8 | ~1932 |
| Florence Davis | Daughter | — | 6 | ~1934 |
| Lola Davis | Daughter | — | 16 | ~1924 |
| Pollyanna Davis | Daughter | — | 1 | ~1939 |
| John Davis | Head | — | 47 | ~1893 |
| David Davis | Son | — | 4 | ~1936 |
| Edward Davis | Son | — | 19 | ~1921 |
| Homer Davis | Son | — | 14 | ~1926 |
| John Davis | Son | — | 12 | ~1928 |
| Maggie Davis | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Rock Island, …
Spouse, age 26
Rock Island, Illinois · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Maggie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 16 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Spouse, age 36
Rock-Island-County, Illinois · implied b. ~1904 — 10 household members
| Surname | Davis |
| Given Name | Maggie M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rock Island |
| 1935 Residence (County) | Rock Island |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Illinois |
| 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 Maggie Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Maggie Davis
Spouse · 1940 · age 36 · b. ~1904 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00874-00082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leila F. Peterson | 23 | Wife | — | Iowa |
| 42 | Norman L. Peterson | 2 | Son | — | Illinois |
| 43 | Donald E. Peterson | 0 | Son | — | Illinois |
| 44 | Sherman Nelson | 47 | Head | Machine Operator | Illinois |
| 45 | Daisy M. Nelson | 44 | Wife | — | Illinois |
| 46 | Charles S. Nelson | 18 | Son | Stock Clerk | Illinois |
| 47 | Gerald D. Nelson | 16 | Son | Laborer | Illinois |
| 48 | Harold S. Nelson | 14 | Son | — | Illinois |
| 49 | Paul R. Nelson | 13 | Son | — | Illinois |
| 50 | Willow Dean Nelson | 11 | Daughter | — | Illinois |
| 51 | Eugene R. Nelson | 5 | Son | — | Illinois |
| 52 | Darlene A. Nelson | 4 | Daughter | — | Illinois |
| 53 | Eliza A. Nelson | 77 | Mother | — | Illinois |
| 54 | Jacob L. Johnson | 43 | Head | Machine Operator | Iowa |
| 55 | Ethel Mae Johnson | 32 | Wife | — | Iowa |
| 56 | Johnnie L. Johnson | 14 | Son | — | Iowa |
| 57 | Harold W. Johnson | 12 | Son | — | Iowa |
| 58 | Edward M. Johnson | 11 | Son | — | Iowa |
| 59 | Juanita M. Johnson | 8 | Daughter | — | Iowa |
| 60 | Jeanita M. Johnson | 8 | Daughter | — | Illinois |
| 61 | Thelma Louise Johnson | 6 | Daughter | — | Illinois |
| 62 | John W. B. Davis | 47 | Head | Machine Operator | Illinois |
| 63 | Maggie M. Davis THIS PERSON | 36 | Wife | — | Illinois |
| 64 | Edward O. Davis | 19 | Son | Taxi Driver | Illinois |
| 65 | Lola Mae Davis | 16 | Daughter | — | Illinois |
| 66 | Homer B. Davis | 14 | Son | — | Illinois |
| 67 | John W. Jr. Davis | 12 | Son | — | Illinois |
| 68 | Virginia Pearl Davis | 8 | Daughter | — | Illinois |
| 69 | Florence M. Davis | 6 | Daughter | — | Illinois |
| 70 | David P. Davis | 4 | Son | — | Illinois |
| 71 | Pollyanna Davis | 1 | Daughter | — | Illinois |
| 72 | Orville Shepard | 46 | Head | Machinist | Iowa |
| 73 | Melba M. Shepard | 38 | Wife | — | Illinois |
| 74 | Aubrey D. Anthony | 35 | Head | Paper Hanger | Missouri |
| 75 | Sarah K. Anthony | 31 | Wife | — | Illinois |
| 76 | Virginia Anthony | 12 | Daughter | — | Iowa |
| 77 | William J. Anthony | 10 | Son | — | Iowa |
| 78 | E. Ralph Anthony | 8 | Son | — | Illinois |
| 79 | Beverly Anthony | 6 | Daughter | — | Illinois |
Related Census Records
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)