WO
William Orr — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Chester, South Carolina
Our Model Tree links this William Orr across the 1930 and 1940 US Censuses in Chester, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 7-person household.
Age 9
b. ~1921
Male
Son
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Chester, South Carolina |
| Surname | Orr |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Great Falls |
| 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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| John Orr | Head | — | 37 | ~1893 |
| James Orr | Son | — | 2 | ~1928 |
| John Orr | Son | — | 10 | ~1920 |
| William Orr | Son | — | 9 | ~1921 |
| Bell Orr | Spouse | — | 30 | ~1900 |
| Otis Orr | Son | — | 4 | ~1926 |
| Augustine Orr | Daughter | — | 7 | ~1923 |
Census Appearances
1930
Chester, South …
Son, age 9
Chester, South Carolina · implied b. ~1921 — 7 household members
| Surname | Orr |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Chester-County, South …
Son, age 19
Chester-County, South Carolina · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Orr |
| Given Name | Wallace |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Great Falls |
| 1935 Residence (County) | Chester |
| Occupation | Weaver |
| Industry | Cotton Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 884 |
| Highest Grade | Hs 3 |
| 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 William Orr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Orr
Son · 1930 · age 9 · b. ~1921 · South Carolina
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Sibling
John Orr
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Orr
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Otis Orr
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Augustine Orr
Sibling · 1930 · age 7
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
1930 US Federal Census — Chester, South Carolina
Open full size
1930 US Federal Census — Chester, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2192unit:0160)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ashley E. Mcintyre | 3 | Son | — | South Carolina |
| 52 | Doris L. Mcintyre | 1 | Daughter | — | South Carolina |
| 53 | Lula Mcintyre | 23 | Sister | Spooling | South Carolina |
| 54 | William G. Sealey | 38 | Head | Machinist | South Carolina |
| 55 | Bessie Sealey | 34 | Wife | Weaving | South Carolina |
| 56 | Harry H. Sealey | 12 | Son | — | South Carolina |
| 57 | Mary A. Sealey | 9 | Daughter | — | South Carolina |
| 58 | Marie A. Sealey | 6 | Daughter | — | South Carolina |
| 59 | Augustine M. Justus | 41 | Head | Machinist | South Carolina |
| 60 | Lillian E. Justus | 34 | Wife | — | Georgia |
| 61 | Frances E. Justus | 16 | Daughter | Creeling | Alabama |
| 62 | Augustine G. Justus | 14 | Son | Roller Shop | South Carolina |
| 63 | Arthur G. Justus | 11 | Son | — | Georgia |
| 64 | Charlie G. Justus | 9 | Son | — | South Carolina |
| 65 | James B. Justus | 6 | Son | — | South Carolina |
| 66 | Mary Justus | 3 | Daughter | — | South Carolina |
| 67 | Will Summerville | 30 | Head | Section Hand | North Carolina |
| 68 | Annie B. Summerville | 30 | Wife | — | North Carolina |
| 69 | Charles H. Summerville | 8 | Son | — | North Carolina |
| 70 | Sarah P. Summerville | 6 | Daughter | — | North Carolina |
| 71 | Byll G. Summerville | 4 | Son | — | North Carolina |
| 72 | John S. Summerville | 2 | Son | — | South Carolina |
| 73 | Hanna Price | 61 | Mother | — | South Carolina |
| 74 | Lemuel P. Price | 24 | Son | Oil Press | South Carolina |
| 75 | Donald Price | 22 | Son | Weaving | South Carolina |
| 76 | Duncan Price | 21 | Son | Second Hand | South Carolina |
| 77 | John L. Price | 29 | Head | Oil Press | South Carolina |
| 78 | Loree Price | 25 | Wife | — | North Carolina |
| 79 | Jasper J. Mims | 39 | Head | Opening Room | North Carolina |
| 80 | Louise Mims | 16 | Daughter | — | South Carolina |
| 81 | Ella B. Mims | 14 | Daughter | — | South Carolina |
| 82 | Monnie Mims | 12 | Daughter | — | South Carolina |
| 83 | James Mims | 10 | Son | — | South Carolina |
| 84 | Russel Mims | 8 | Son | — | South Carolina |
| 85 | Hufman Mims | 7 | Son | — | South Carolina |
| 86 | Callie Mims | 6 | Daughter | — | South Carolina |
| 87 | Lorea Mims | 4 | Daughter | — | South Carolina |
| 88 | John L. Orr | 37 | Head | Frame Hand | South Carolina |
| 89 | Bell Orr | 30 | Wife | — | South Carolina |
| 90 | John L. Orr | 10 | Son | — | South Carolina |
| 91 | William M. Orr THIS PERSON | 9 | Son | — | South Carolina |
| 92 | Augustine Orr | 7 | Daughter | — | South Carolina |
| 93 | Otis O. Orr | 4 | Son | — | South Carolina |
| 94 | James A. Orr | 2 | Son | — | South Carolina |
| 95 | Lyman N. Maxey | 46 | Head | Card Grinding | South Carolina |
| 96 | Mildred Maxey | 38 | Wife | — | South Carolina |
| 97 | Orr Walter Maxey | 18 | Brother | Frame Hand | South Carolina |
| 98 | Ben H. Arnett | 45 | Head | Machinist | South Carolina |
| 99 | Jannie C. Arnett | 46 | Wife | — | South Carolina |
| 100 | Valerie M. Arnett | 18 | Daughter | Filling Batteries | South Carolina |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)