RC
Ruth Cooper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, South Carolina
Our Model Tree links this Ruth Cooper across the 1930 and 1940 US Censuses in Union-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, South Carolina |
| Surname | Cooper |
| Given Name | Ruth J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Union Township |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Spooler |
| Industry | Cotton Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 624 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Spooler |
| Township / Ward | Union Township |
| Est. Birth Year | ~1921 |
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 |
|---|---|---|---|---|
| Juanita Cooper | Daughter | — | 9 | ~1931 |
| Dixon Cooper | Son | — | 5 | ~1935 |
| James Cooper | Head | — | 30 | ~1910 |
| Helen Cooper | Daughter | — | 14 | ~1926 |
| Iris Cooper | Daughter | — | 17 | ~1923 |
| Rose Cooper | Daughter | — | 4 | ~1936 |
| Bessie Cooper | Spouse | — | 41 | ~1899 |
| James Cooper | Son | — | 11 | ~1929 |
| Dorothy Cooper | Daughter | — | 16 | ~1924 |
| Ruth Cooper | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Union, South …
Daughter, age 9
Union, South Carolina · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Union-County, South …
Daughter, age 19
Union-County, South Carolina · implied b. ~1921 — 10 household members
| Surname | Cooper |
| Given Name | Ruth J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Union Township |
| 1935 Residence (County) | Union |
| Occupation | Spooler |
| Industry | Cotton Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 624 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south 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 Cooper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Cooper
Daughter · 1940 · age 19 · b. ~1921 · South Carolina
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Sibling
Helen Cooper
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Cooper
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cooper
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Cooper
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Iris Cooper
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Cooper
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dixon Cooper
Sibling · 1940 · age 5
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 — Union-County, South Carolina
Open full size
1940 US Federal Census — Union-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03843-00831)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Inez H Boger | 22 | Daughter | Battery Filler | Tennessee |
| 42 | Pauline Boger | 21 | Daughter | — | West Virginia |
| 43 | Nama Boger | 19 | Daughter | New Worker | West Virginia |
| 44 | Linder Adams | 28 | Head | Salesman | South Carolina |
| 45 | Nervelle Adams | 27 | Wife | Spinner | South Carolina |
| 46 | James Adams | 3 | Son | — | South Carolina |
| 47 | Mary Adams | 2 | Daughter | — | South Carolina |
| 48 | Annie B. Brown | 66 | Head | — | Georgia |
| 49 | James W. Cooper | 30 | Head | Insurance Agent | South Carolina |
| 50 | Bessie Cooper | 41 | Wife | — | South Carolina |
| 51 | Ruth J. Cooper THIS PERSON | 19 | Daughter | Spooler | South Carolina |
| 52 | Iris C. Cooper | 17 | Daughter | Student | South Carolina |
| 53 | Dorothy L. Cooper | 16 | Daughter | Student | South Carolina |
| 54 | Helen L. Cooper | 14 | Daughter | Student | Florida |
| 55 | James W. Jr. Cooper | 11 | Son | — | South Carolina |
| 56 | Juanita Cooper | 9 | Daughter | — | South Carolina |
| 57 | Dixon P. Cooper | 5 | Son | — | South Carolina |
| 58 | Rose M. Cooper | 4 | Daughter | — | South Carolina |
| 59 | Tom Rice | 46 | Head | Picker Hand | South Carolina |
| 60 | Mary Rice | 42 | Wife | Cook | South Carolina |
| 61 | Foster Rice | 13 | Son | — | South Carolina |
| 62 | Lucine Rice | 10 | Daughter | — | South Carolina |
| 63 | Charles J. Rice | 9 | Son | — | South Carolina |
| 64 | Cora T. Rogers | 20 | Daughter | — | South Carolina |
| 65 | Ella P. Richards | 54 | Head | Seamstress | South Carolina |
| 66 | Theo B. Beeler | 20 | Boarder | Cook | South Carolina |
| 67 | Medora Kennedy | 21 | Boarder | Cook | South Carolina |
| 68 | Fred Beeler | 36 | Head | Laborer | South Carolina |
| 69 | Elizabeth Beeler | 26 | Wife | Cook | Georgia |
| 70 | Luke Dunlap | 52 | Head | Wood Chopper | South Carolina |
| 71 | Jack Dunlap | 31 | Son | Delivery Boy | South Carolina |
| 72 | Roger Dunlap | 26 | Son | Wood Chopper | South Carolina |
| 73 | Fred Dunlap | 23 | Son | Retail Salesman | South Carolina |
| 74 | Clarence H. Brown | 55 | Head | Loom Fixer | South Carolina |
| 75 | Annie A. Brown | 51 | Wife | — | North Carolina |
| 76 | Pierce Brown | 13 | Grandson | — | South Carolina |
| 77 | Dora L. Caldwell | 12 | Granddaughter | — | South Carolina |
| 78 | J. C. Hilliard | 7 | Grandson | — | South Carolina |
| 79 | Haggie Prysock | 24 | Head | Outside Laborer | South Carolina |
| 80 | Ming Prysock | 21 | Wife | Cook | South Carolina |
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)