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Mary Howell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Johnson-County, Illinois
Our Model Tree links this Mary Howell across the 1920, 1930 and 1940 US Censuses in Johnson-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 2-person household.
Age 75
b. ~1865
Female
Head
Born: Illinois
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Illinois |
| Surname | Howell |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Grantsburg Twp |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Grantsburg Twp |
| Est. Birth Year | ~1865 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Howell | Head | — | 75 | ~1865 |
| Newt Howell | Son | — | 43 | ~1897 |
Census Appearances
1920
Johnson, Illinois
Other, age 55
Johnson, Illinois · implied b. ~1865 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Howell |
| Given Name | Mary E. |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Johnson, Illinois
Head, age 62
Johnson, Illinois · implied b. ~1868 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Howell |
| Given Name | Mary B. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Age at First Marriage | 27 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Johnson-County, Illinois
Head, age 75
Johnson-County, Illinois · implied b. ~1865 — 2 household members
| Surname | Howell |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Grantsburg Twp |
| 1935 Residence (County) | Johnson |
| Highest Grade | No 6 |
| 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 Howell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Howell
Head · 1940 · age 75 · b. ~1865 · 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 — Johnson-County, Illinois
Open full size
1940 US Federal Census — Johnson-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00818-00192)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James L. Pollard | 30 | Head | Farm | Illinois |
| 2 | Oapha Pollard | 20 | Wife | House Wife | Illinois |
| 3 | Charles C. Caden | 54 | Head | Road Const | Illinois |
| 4 | Nellie Caden | 42 | Wife | — | Illinois |
| 5 | Geneva Caden | 18 | Daughter | — | Illinois |
| 6 | Hartley D. Caden | 17 | Son | — | Illinois |
| 7 | Charles E. Jr. Caden | 14 | Son | — | Illinois |
| 8 | James D. Caden | 7 | Son | — | Illinois |
| 9 | Daniel M. Caden | 86 | Father | — | Illinois |
| 10 | Martin V. Treece | 82 | Head | — | Illinois |
| 11 | Oaval Bullock | 35 | Head | Farm | Illinois |
| 12 | Golda Bullock | 18 | Wife | — | Illinois |
| 13 | Walter J. Bullock | 12 | Son | — | Illinois |
| 14 | Joe Shelton | 81 | Head | — | Tennessee |
| 15 | Samuel L. Mcafee | 74 | Head | Farm | Illinois |
| 16 | Laura Mcafee | 68 | Wife | — | Illinois |
| 17 | Mary E. Howell THIS PERSON | 75 | Head | — | Illinois |
| 18 | Newt C. Howell | 43 | Son | Farm | Illinois |
| 19 | William A. Robins | 73 | Head | Farm | Illinois |
| 20 | Lula Robins | 51 | Wife | — | Illinois |
| 21 | Josephine Robins | 12 | Daughter | — | Illinois |
| 22 | Edward Bubby | 21 | Step Son | Machinist | Illinois |
| 23 | William M. Wright | 52 | Head | Farm | Illinois |
| 24 | Delphia Wright | 49 | Wife | — | Illinois |
| 25 | Marion Wright | 20 | Son | Forest Serv | Illinois |
| 26 | Ward Wright | 17 | Son | Farm | Illinois |
| 27 | Rudolph Wright | 13 | Son | — | Illinois |
| 28 | Richard Wright | 9 | Son | — | Illinois |
| 29 | Glenn Wright | 27 | Head | Farm | Illinois |
| 30 | Bertha Wright | 18 | Wife | — | Illinois |
| 31 | Ophus N. Evans | 62 | Head | Farm | Illinois |
| 32 | Charlie Hall | 63 | Head | Grocery Store | Illinois |
| 33 | Eula Hall | 26 | Wife | — | Illinois |
| 34 | Charlie Jr. Hall | 7 | Son | — | Illinois |
| 35 | Hartley E. Hall | 5 | Son | — | Illinois |
| 36 | Alvin Stafford | 21 | Head | Lake Project | Illinois |
| 37 | Georgia Stafford | 19 | Wife | — | Illinois |
| 38 | Lee R. Stafford | 1 | Son | — | Illinois |
| 39 | Hall Stafford | 55 | Head | — | Illinois |
| 40 | Rodney L. Stafford | 18 | Son | Farm | 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)