RC
Ruth Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Iredell-County, North Carolina
Our Model Tree links this Ruth Cook across the 1930 and 1940 US Censuses in Iredell-County, North Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 10-person household.
Age 10
b. ~1930
Female
Daughter
Born: North Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Iredell-County, North Carolina |
| Surname | Cook |
| Given Name | Ruth D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | Eagle Mills Township |
| 1935 Residence (County) | Iredell |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | Eagle Mills Township |
| Est. Birth Year | ~1930 |
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 Ruth | Age | Birth yr |
|---|---|---|---|---|
| Rachel Cook | Daughter | — | 7 | ~1933 |
| Ruth Cook | Daughter | — | 10 | ~1930 |
| Coline Cook | Daughter | — | 2 | ~1938 |
| Margaret Cook | Daughter | — | 9 | ~1931 |
| Virtie Cook | Spouse | — | 47 | ~1893 |
| Robert Cook | Head | — | 56 | ~1884 |
| C Cook | Son | — | 11 | ~1929 |
| James Cook | Son | — | 26 | ~1914 |
| M Cook | Daughter | — | 16 | ~1924 |
| Robert Cook | Son | — | 13 | ~1927 |
Census Appearances
1930
Iredell, North …
Daughter, age 1
Iredell, North Carolina · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Iredell-County, North …
Daughter, age 10
Iredell-County, North Carolina · implied b. ~1930 — 10 household members
| Surname | Cook |
| Given Name | Ruth D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | Eagle Mills Township |
| 1935 Residence (County) | Iredell |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 Ruth Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Cook
Daughter · 1940 · age 10 · b. ~1930 · North Carolina
★ You are viewing this record
Sibling
Margaret Cook
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
M Cook
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rachel Cook
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Coline Cook
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cook
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
C Cook
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cook
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Iredell-County, North Carolina
Open full size
1940 US Federal Census — Iredell-County, North Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02930-00827)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank G. Holmes | 10 | Son | — | North Carolina |
| 42 | Bettie R. Holmes | 9 | Daughter | — | North Carolina |
| 43 | John A. Holmes | 5 | Son | — | North Carolina |
| 44 | Vance Martin | 68 | Head | Farmer | North Carolina |
| 45 | Etta M. Martin | 53 | Wife | — | North Carolina |
| 46 | Arthur W. Ladd | 26 | Step-son | Farmer | North Carolina |
| 47 | M. Lelia Steele | 62 | Head | — | North Carolina |
| 48 | Marie Steele | 22 | Daughter | Helper | North Carolina |
| 49 | Charles L. Steele | 19 | Son | Helper | North Carolina |
| 50 | Margie R. Steele | 10 | Adpt. Daughter | — | North Carolina |
| 51 | Ruby O. Ball | 25 | Daughter | — | North Carolina |
| 52 | Orvill H. Ball | 5 | Grandson | — | North Carolina |
| 53 | John A. D. Runyan | 65 | Head | Farmer | North Carolina |
| 54 | Lula B. Runyan | 60 | Wife | — | North Carolina |
| 55 | Ida M. Runyan | 23 | Daughter | — | North Carolina |
| 56 | Milford L. Runyan | 17 | Son | — | North Carolina |
| 57 | Laura J. Runyan | 2 | Granddaughter | — | North Carolina |
| 58 | Robert L. D. Cook | 56 | Head | Farmer | North Carolina |
| 59 | Virtie V. Cook | 47 | Wife | — | North Carolina |
| 60 | James M. Cook | 26 | Son | Laborer | North Carolina |
| 61 | M. Leala Cook | 16 | Daughter | — | North Carolina |
| 62 | Robert Jr. Cook | 13 | Son | — | North Carolina |
| 63 | C. Francis Cook | 11 | Son | — | North Carolina |
| 64 | Ruth D. Cook THIS PERSON | 10 | Daughter | — | North Carolina |
| 65 | Margaret V. Cook | 9 | Daughter | — | North Carolina |
| 66 | Rachel J. Cook | 7 | Daughter | — | North Carolina |
| 67 | Coline Cook | 2 | Daughter | — | North Carolina |
| 68 | Ernest J. D. Cook | 69 | Head | Farmer | North Carolina |
| 69 | Allie R. Cook | 36 | Daughter | — | North Carolina |
| 70 | Albert L. D. Cook | 27 | Head | Farmer | North Carolina |
| 71 | Ella M. Cook | 25 | Wife | — | North Carolina |
| 72 | Melane W. Cook | 6 | Son | — | North Carolina |
| 73 | Dora M. Cook | 3 | Daughter | — | North Carolina |
| 74 | Lon D. Chamberlain | 53 | Head | Farmer | North Carolina |
| 75 | M. Lilian Chamberlain | 46 | Wife | — | North Carolina |
| 76 | Thomas J. Chamberlain | 20 | Son | Laborer | North Carolina |
| 77 | J. Rodger Chamberlain | 14 | Son | — | North Carolina |
| 78 | Harison Medley | 20 | Employee | Laborer | North Carolina |
| 79 | Carl A. Baggarly | 50 | Head | Lumbering | North Carolina |
| 80 | Mary H. Baggarly | 40 | Wife | — | North Carolina |
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)