NC
Nellie Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tazewell-County, Illinois
Our Model Tree links this Nellie Clark across the 1920, 1930 and 1940 US Censuses in Tazewell-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Tazewell-County, Illinois |
| Surname | Clark |
| Given Name | Nellie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Pekin City |
| 1935 Residence (County) | Tazewell |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Pekin City |
| Est. Birth Year | ~1896 |
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 Nellie | Age | Birth yr |
|---|---|---|---|---|
| Asa Clark | Head | — | 45 | ~1895 |
| Kenneth Clark | Son | — | 23 | ~1917 |
| Loren Clark | Son | — | 20 | ~1920 |
| Nellie Clark | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Tazewell, Illinois
Spouse, age 24
Tazewell, Illinois · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| 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
Tazewell, Illinois
Other, age 34
Tazewell, Illinois · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Nellie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 19 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Manager |
| Industry | Cream Station |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Tazewell-County, Illinois
Spouse, age 44
Tazewell-County, Illinois · implied b. ~1896 — 4 household members
| Surname | Clark |
| Given Name | Nellie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Pekin City |
| 1935 Residence (County) | Tazewell |
| Highest Grade | Hs 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 Nellie Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Nellie Clark
Spouse · 1940 · age 44 · b. ~1896 · 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 — Tazewell-County, Illinois
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1940 US Federal Census — Tazewell-County, Illinois
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00895-00586)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Cora B. Edwards | 66 | Head | — | Pennsyl. |
| 42 | Stella Hoffert | 39 | daughter | — | Illinois |
| 43 | Arthur Hoffert | 36 | son | Shipping Clerk | Illinois |
| 44 | Preston Hoffert | 20 | grand-son | — | Illinois |
| 45 | Harold Hoffert | 18 | grand-son | — | Illinois |
| 46 | Edwin Snyder | 32 | Lodger | Laborer | Illinois |
| 47 | Arthur B. Cameron | 30 | Head | Electrician Helper | Missouri |
| 48 | Doreas Cameron | 27 | wife | — | Oklahoma |
| 49 | Bertha Gage | 57 | Head | — | Minn. |
| 50 | Genevieve Gay | 29 | daughter | Inspect | Illinois |
| 51 | John W. Gay | 17 | son | — | Illinois |
| 52 | Roy Elmglass | 28 | Lodger | Laborer | Indiana |
| 53 | Joseph R. O'Conner | 33 | Lodger | Steam Fitter | Illinois |
| 54 | Asa E. Clark | 45 | Head | Laborer | Illinois |
| 55 | Nellie Clark THIS PERSON | 44 | wife | — | Illinois |
| 56 | Kenneth Clark | 23 | son | Laborer | Illinois |
| 57 | Loren Clark | 20 | son | Laborer | Illinois |
| 58 | Mary Reis | 81 | Head | — | Illinois |
| 59 | Caroline Kluever | 38 | daughter | Book Keeper | Illinois |
| 60 | Norma Jean Kluever | 7 | grand-daughter | — | Illinois |
| 61 | Louise Schannleffel | 71 | Head | — | Germany |
| 63 | Lawrence Schannleffel | 38 | Head | Letter Carrier | Illinois |
| 64 | Kathryn Schannleffel | 28 | wife | Stenographer | Illinois |
| 65 | Larry Schannleffel | 0 | son | — | Illinois |
| 66 | Edgar Sea | 40 | Head | Laborer | Illinois |
| 67 | Fillow Sea | 26 | wife | — | Arkansas |
| 68 | Billie J. Sea | 7 | son | — | Arkansas |
| 69 | Harvey Jones | 33 | Head | Car Inspector | Illinois |
| 70 | Geraldine Jones | 27 | wife | — | Illinois |
| 71 | Richard Jones | 9 | son | — | Illinois |
| 72 | Robert Jones | 5 | son | — | Illinois |
| 73 | Charles Skaggs | 32 | Head | Shaker Operator | Kentucky |
| 74 | Margaret Skaggs | 23 | wife | — | Illinois |
| 75 | Edward Skaggs | 8 | son | — | Illinois |
| 76 | Billie Skaggs | 1 | son | — | Illinois |
| 77 | Mollie Skaggs | 70 | mother | — | Kentucky |
| 79 | George Risinger | 60 | Head | Bridge Tender | Illinois |
| 80 | Mary Risinger | 59 | wife | — | 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)