NH
Nellie Harris — 1940 US Census Record
Model Tree available1940 United States Federal Census · Knox-County, Illinois
Our Model Tree links this Nellie Harris across the 1920, 1930 and 1940 US Censuses in Knox-County, Illinois (XGBoost, ~Confirmed), with identified parents Mary — first a daughter (b.~1900), then head of a 2-person household.
Age 40
b. ~1900
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Illinois |
| Surname | Harris |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Knoxville City |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Office girl |
| Industry | Lumber yard |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 520 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Office Girl |
| Township / Ward | Knoxville City |
| Est. Birth Year | ~1900 |
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 Nellie | Age | Birth yr |
|---|---|---|---|---|
| Nellie Harris | Daughter | — | 40 | ~1900 |
| Mary Harris | Head | — | 73 | ~1867 |
Census Appearances
1920
Knox, Illinois
Other, age 20
Knox, Illinois · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Nellie |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Knox, Illinois
Daughter, age 30
Knox, Illinois · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Nellie M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Sweden |
| Occupation | Bookkeeper |
| Industry | Lumber Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Knox-County, Illinois
Daughter, age 40
Knox-County, Illinois · implied b. ~1900 — 2 household members
| Surname | Harris |
| Given Name | Nellie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Knoxville City |
| 1935 Residence (County) | Knox |
| Occupation | Office girl |
| Industry | Lumber yard |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 520 |
| Highest Grade | H 4 |
| 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 Nellie Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Harris (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Harris
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Nellie Harris
Daughter · 1940 · age 40 · b. ~1900 · 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 — Knox-County, Illinois
Open full size
1940 US Federal Census — Knox-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00827-00127)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lila Acet | 22 | Wife | — | Illinois |
| 42 | Sara Louise Acet | 5 | Daughter | — | Illinois |
| 43 | Levi Nelson | 26 | Head | Helper | Kentucky |
| 44 | Merle Nelson | 19 | Wife | — | Illinois |
| 45 | Glenn Lentz | 34 | Head | Laborer | Iowa |
| 46 | Beulah Lentz | 30 | Wife | — | Illinois |
| 47 | Thomas Glen Lentz | 6 | Son | — | Illinois |
| 48 | Glenn Alan Lentz | 5 | Son | — | Illinois |
| 49 | William Lee Lentz | 3 | Son | — | Illinois |
| 50 | Robert Louis Lentz | 3 | Son | — | Illinois |
| 51 | Alice Cumming | 73 | Head | General | Illinois |
| 52 | Charles S. Hanley | 65 | Head | Laborer | Illinois |
| 53 | Margaret Hanley | 56 | Wife | — | Virginia |
| 54 | William Hanley | 31 | Son | Belt Hauler | Illinois |
| 55 | Wilbur Kirkendall | 54 | Head | Owner | Iowa |
| 56 | Lena Kirkendall | 49 | Wife | — | Iowa |
| 57 | Dale Wilbur Kirkendall | 17 | Son | — | Iowa |
| 58 | Wayne Kirkendall | 16 | Son | — | Iowa |
| 59 | Gale Franklin | 23 | Head | Truck Driver | Illinois |
| 60 | Pauline Franklin | 21 | Wife | — | Illinois |
| 61 | Russell Steele | 29 | Head | Operator | Illinois |
| 62 | Helen Ruth Steele | 27 | Wife | — | Illinois |
| 63 | George Russell Steele | 2 | Son | — | Illinois |
| 64 | Harry Beamer | 69 | Head | Farm Labor | Illinois |
| 65 | Minnie Beamer | 66 | Wife | — | Illinois |
| 66 | H. R. Shoemaker | 88 | Head | Retired Farmer | Illinois |
| 67 | Ada Woolsey | 57 | Daughter | Housekeeper | Illinois |
| 68 | Gust L. Olson | 64 | Head | General | Sweden |
| 69 | Selma B. Olson | 58 | Wife | — | Illinois |
| 70 | Mary Harris | 73 | Head | — | Sweden |
| 71 | Nellie Harris THIS PERSON | 40 | Daughter | Office Girl | Illinois |
| 72 | Gertrude Nelson | 74 | Head | — | Sweden |
| 73 | Hazel Nelson | 42 | Daughter | Housework | Illinois |
| 74 | Alice Allen | 50 | Head | — | Illinois |
| 75 | Meridith Allen | 15 | Son | — | Illinois |
| 76 | Eva Marie Allen | 8 | Daughter | — | Illinois |
| 77 | Logan Essex | 25 | Head | Helper | Illinois |
| 78 | Virginia Essex | 25 | Wife | — | Illinois |
| 79 | Marilyn Essex | 1 | Daughter | — | Illinois |
| 80 | H. Ray Bowman | 46 | Head | Manager | Illinois |
Pedigree Summary
Nellie
Gen 1 · 1 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)