MW
Mary Waters — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Marlboro, South Carolina
Our Model Tree links this Mary Waters across the 1930 and 1940 US Censuses in Marlboro, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 8
b. ~1922
Female
Daughter
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Marlboro, South Carolina |
| Surname | Waters |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| 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 | Brownsville School District |
| Est. Birth Year | ~1922 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Annie Waters | Daughter | — | 20 | ~1910 |
| Willie Allingburg | Daughter | — | 14 | ~1916 |
| Lilly Allingburg | Daughter | — | 3 | ~1927 |
| Mary Waters | Daughter | — | 8 | ~1922 |
| Pearlie Waters | Daughter | — | 17 | ~1913 |
| Sallie Waters | Head | — | 40 | ~1890 |
| Netta Waters | Other | — | 4 | ~1926 |
| Ida Allingburg | Other | — | 24 | ~1906 |
| Robert Allingburg | Son | — | 2 | ~1928 |
Census Appearances
1930
Marlboro, South …
Daughter, age 8
Marlboro, South Carolina · implied b. ~1922 — 9 household members
| Surname | Waters |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| 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
Marlboro-County, South …
Daughter, age 18
Marlboro-County, South Carolina · implied b. ~1922 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Waters |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | School District 29 Wilson |
| 1935 Residence (County) | Marlboro |
| Occupation | Farm lab |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 525 |
| Highest Grade | No 8 |
| 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 Mary Waters across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Waters
Daughter · 1930 · age 8 · b. ~1922 · South Carolina
★ You are viewing this record
Sibling
Willie Allingburg
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lilly Allingburg
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Waters
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearlie Waters
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Allingburg
Sibling · 1930 · age 2
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 — Marlboro, South Carolina
Open full size
1930 US Federal Census — Marlboro, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2205unit:0462)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willie Jones | 12 | Son | — | South Carolina |
| 2 | Jack Hodges | 20 | — | — | South Carolina |
| 3 | Sallie Waters | 40 | Head | Laborer | South Carolina |
| 4 | Annie Waters | 20 | Daughter | Laborer | South Carolina |
| 5 | Pearlie Waters | 17 | Daughter | Laborer | South Carolina |
| 6 | Netta Waters | 4 | Granddaughter | — | South Carolina |
| 7 | Mary Waters THIS PERSON | 8 | Daughter | — | South Carolina |
| 8 | Ida Allingburg | 24 | Roomer | Laborer | South Carolina |
| 9 | Willie Mae Allingburg | 14 | Daughter | — | South Carolina |
| 10 | Lilly M. Allingburg | 3 | Daughter | — | South Carolina |
| 11 | Robert L. Allingburg | 2 | Son | — | South Carolina |
| 12 | Sarah Freeman | 38 | Head | Laborer | South Carolina |
| 13 | Monroe Freeman | 11 | Son | — | South Carolina |
| 14 | Myrtle Freeman | 9 | Daughter | — | South Carolina |
| 15 | Fletcher Freeman | 7 | Son | — | South Carolina |
| 16 | Marie Freeman | 3 | Daughter | — | South Carolina |
| 17 | Alice Williams | 60 | Head | Farm Laborer | South Carolina |
| 18 | Marie Williams | 20 | Daughter | Farm Laborer | South Carolina |
| 19 | Alice Rogers | 16 | Granddaughter | Farm Laborer | South Carolina |
| 20 | Herbert Evans | 6 | Grandson | — | South Carolina |
| 21 | Jane E. Evans | 4 | Granddaughter | — | South Carolina |
| 22 | Cleola E. Ware | 27 | Head | Farm Laborer | South Carolina |
| 23 | Etha E. Ware | 7 | Daughter | — | South Carolina |
| 24 | Carrie L. Ware | 5 | Daughter | — | South Carolina |
| 25 | Rachel M. Ware | 3 | Daughter | — | South Carolina |
| 26 | Neil Ware | 1 | Son | — | South Carolina |
| 27 | Raymond Thomas | 58 | Head | Farm Laborer | South Carolina |
| 28 | Jamie Thomas | 25 | Wife | Farm Laborer | South Carolina |
| 29 | John L. Warwick | 49 | Head | Retail Merchant | North Carolina |
| 30 | Beulah Warwick | 21 | Wife | — | North Carolina |
| 31 | John L. Jr. Warwick | 0 | Son | — | South Carolina |
| 32 | Kenneth B. Hodges | 31 | Head | Farmer | South Carolina |
| 33 | Bessie S. Hodges | 32 | Wife | — | North Carolina |
| 34 | Joseph P. Hodges | 8 | Son | — | South Carolina |
| 35 | Eula Boyd | 50 | Aunt | — | South Carolina |
| 36 | Edd Samuel | 46 | Head | Farmer | South Carolina |
| 37 | Viola Samuel | 47 | Wife | — | North Carolina |
| 38 | Henrietta Ellerbe | 12 | Adopted daughter | — | South Carolina |
| 39 | Edd Ellerbe | 10 | Adopted son | — | South Carolina |
| 40 | David Samuel | 8 | Son | — | South Carolina |
| 41 | Dunton M. Dunton | 37 | Head | Teacher | South Carolina |
| 42 | Edith H. Dunton | 35 | Wife | — | South Carolina |
| 43 | Howard M. Dunton | 8 | Adopted son | — | Florida |
| 44 | Wilburn B. Hodges | 30 | Brother-in-law | Farmer | South Carolina |
| 45 | Herbert C. Brigman | 50 | Head | Farmer | South Carolina |
| 46 | Mary L. Brigman | 39 | Wife | — | South Carolina |
| 47 | Brigman | 14 | Daughter | — | South Carolina |
| 48 | Brigman | 4 | Daughter | — | South Carolina |
| 49 | Thelma Rankin | 21 | Roomer | Teacher | California |
| 50 | Donnie Grice | 23 | Roomer | Farm Laborer | 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)