MP
Mary Porter — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Fairfield, South Carolina
Our Model Tree links this Mary Porter across the 1920 and 1930 US Censuses in Fairfield, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 10-person household.
Age 14
b. ~1916
Female
Daughter
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Fairfield, South Carolina |
| Surname | Porter |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Township 3 |
| Est. Birth Year | ~1916 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Geneva Porter | Daughter | — | 2 | ~1928 |
| Alice Porter | Daughter | — | 10 | ~1920 |
| Lucille Porter | Daughter | — | 4 | ~1926 |
| Elizabeth Porter | Daughter | — | 12 | ~1918 |
| Mary Porter | Daughter | — | 14 | ~1916 |
| William Porter | Head | — | 45 | ~1885 |
| James Porter | Son | — | 6 | ~1924 |
| Joseph Porter | Son | — | 8 | ~1922 |
| William Porter | Son | — | 16 | ~1914 |
| Mary Porter | Spouse | — | 40 | ~1890 |
Census Appearances
1920
Fairfield, South …
Daughter, age 3
Fairfield, South Carolina · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Porter |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Fairfield, South …
Daughter, age 14
Fairfield, South Carolina · implied b. ~1916 — 10 household members
| Surname | Porter |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | Yes |
| 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 Porter across 2 US Census years (1920 and 1930) in Fairfield, South Carolina, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Porter
Daughter · 1930 · age 14 · b. ~1916 · South Carolina
★ You are viewing this record
Sibling
James Porter
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Porter
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Porter
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Porter
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geneva Porter
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Porter
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Porter
Sibling · 1930 · age 4
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 — Fairfield, South Carolina
Open full size
1930 US Federal Census — Fairfield, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2196unit:0127)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Curry | 65 | Head | — | South Carolina |
| 52 | Lella Curry | 57 | Wife | — | South Carolina |
| 53 | Abraham Mcfadden | 18 | Nephew | — | South Carolina |
| 54 | John A Mcfadden | 16 | Nephew | — | South Carolina |
| 55 | William Givens | 51 | Head | — | South Carolina |
| 56 | Esther Givens | 48 | Wife | — | South Carolina |
| 57 | Joseph Sanders | 41 | Head | — | South Carolina |
| 58 | Sarah Sanders | 38 | Wife | — | South Carolina |
| 59 | Joseph Jr Sanders | 16 | Son | — | South Carolina |
| 60 | Ruth Sanders | 14 | Daughter | — | South Carolina |
| 61 | Martha Sanders | 12 | Daughter | — | South Carolina |
| 62 | William Watkins | 40 | Head | — | South Carolina |
| 63 | Ellen Watkins | 38 | Wife | — | South Carolina |
| 64 | Oscar Watkins | 16 | Son | — | South Carolina |
| 65 | William Watkins | 14 | Son | — | South Carolina |
| 66 | William Ritter | 21 | Boarder | — | South Carolina |
| 67 | Roland Ritter | 19 | Boarder | — | South Carolina |
| 68 | Reuben Boulware | 58 | Head | Rural Mail Carrier | South Carolina |
| 69 | Charlotte Boulware | 63 | Wife | — | South Carolina |
| 70 | Selena Johnson | 63 | Head | — | South Carolina |
| 71 | William Porter | 45 | Head | — | South Carolina |
| 72 | Mary Porter | 40 | Wife | — | South Carolina |
| 73 | William Porter | 16 | Son | — | South Carolina |
| 74 | Mary Porter THIS PERSON | 14 | Daughter | — | South Carolina |
| 75 | Elizabeth Porter | 12 | Daughter | — | South Carolina |
| 76 | Alice Porter | 10 | Daughter | — | South Carolina |
| 77 | Joseph Porter | 8 | Son | — | South Carolina |
| 78 | James Porter | 6 | Son | — | South Carolina |
| 79 | Lucille Porter | 4 | Daughter | — | South Carolina |
| 80 | Geneva Porter | 2 | Daughter | — | South Carolina |
| 81 | Susannah Johnson | 55 | Head | — | South Carolina |
| 82 | Susie Johnson | 22 | Daughter | — | South Carolina |
| 83 | James Hall | 27 | Head | — | South Carolina |
| 84 | Lummilla Hall | 24 | Wife | — | South Carolina |
| 85 | Isaac Sanders | 50 | Head | — | South Carolina |
| 86 | Lizzie Sanders | 48 | Wife | — | South Carolina |
| 87 | Isaac Jr Sanders | 27 | Son | — | South Carolina |
| 88 | Lizzie Sanders | 1 | Granddaughter | — | South Carolina |
| 89 | George W Boulware | 65 | Head | — | South Carolina |
| 90 | Madora Boulware | 63 | Wife | — | South Carolina |
| 91 | Lulla Harrison | 38 | Daughter | — | South Carolina |
| 92 | George W Harrison | 20 | Grandson | — | South Carolina |
| 93 | Alice M Harrison | 18 | Granddaughter | — | South Carolina |
| 94 | Robert L Boulware | 27 | Son | — | South Carolina |
| 95 | Mary Boulware | 26 | Daughter-in-law | — | South Carolina |
| 96 | Robert L Jr Boulware | 3 | Grandson | — | Pennsylvania |
| 97 | Albert Boulware | 2 | Grandson | — | Pennsylvania |
| 98 | Netta B Boulware | 1 | Granddaughter | — | South Carolina |
| 99 | Ruth Harrison | 5 | Granddaughter | — | South Carolina |
| 100 | Carrie Harrison | 3 | Granddaughter | — | Pennsylvania |
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)