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Mary Lunn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Florence-County, South Carolina
Our Model Tree links this Mary Lunn across the 1930 and 1940 US Censuses in Florence-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Florence-County, South Carolina |
| Surname | Lunn |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Ebenezer township |
| 1935 Residence (County) | Florence |
| Additional Details | |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Ebenezer Township |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Margaret Lunn | Daughter | — | 14 | ~1926 |
| Walker Coley | Other | — | 16 | ~1924 |
| John Lunn | Son | — | 9 | ~1931 |
| Sarah Lunn | Daughter | — | 18 | ~1922 |
| Elias Lunn | Head | — | 38 | ~1902 |
| Mary Lunn | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Darlington, South …
Daughter, age 10
Darlington, South Carolina · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lunn |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| 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 |
1940
Florence-County, South …
Daughter, age 20
Florence-County, South Carolina · implied b. ~1920 — 6 household members
| Surname | Lunn |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Ebenezer township |
| 1935 Residence (County) | Florence |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| 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 Lunn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lunn
Daughter · 1940 · age 20 · b. ~1920 · South Carolina
★ You are viewing this record
Sibling
Sarah Lunn
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Lunn
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Lunn
Sibling · 1940 · age 9
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 — Florence-County, South Carolina
Open full size
1940 US Federal Census — Florence-County, South Carolina
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03808-00205)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Brown | 8 | Son | — | South Carolina |
| 2 | Richard Bennett | 24 | Head | — | South Carolina |
| 3 | Martha Bennett | 45 | Mother | — | South Carolina |
| 4 | Ralph Jordan | 19 | Nephew | Farmer | South Carolina |
| 5 | Robert Jordan | 17 | Nephew | Laborer | South Carolina |
| 6 | Samuel Mingo | 23 | Head | — | South Carolina |
| 7 | Minnie Lee Mingo | 19 | Wife | Farmer | South Carolina |
| 8 | Richard Barr | 55 | Head | Farmer | South Carolina |
| 9 | Maryaline Barr | 50 | Wife | Farmer | South Carolina |
| 10 | Elias Lunn | 38 | Head | Farmer | South Carolina |
| 11 | Mary Agnes Lunn THIS PERSON | 20 | Daughter | — | South Carolina |
| 12 | Sarah Theodora Lunn | 18 | Daughter | — | South Carolina |
| 13 | Margaret Lunn | 14 | Daughter | — | South Carolina |
| 14 | John Edward Lunn | 9 | Son | — | South Carolina |
| 15 | Walker Coley | 16 | Nephew | — | South Carolina |
| 16 | Modie Hicks | 52 | Head | Laborer | South Carolina |
| 17 | Joe Hicks | 22 | Son | Laborer | South Carolina |
| 18 | James Hicks | 20 | Son | Laborer | South Carolina |
| 19 | Bessie Lee Hicks | 21 | Daughter | Laborer | South Carolina |
| 20 | Nelly Maria Hicks | 12 | Granddaughter | — | South Carolina |
| 21 | Estelle Johnson | 25 | Daughter | — | South Carolina |
| 22 | Nathaniel Johnson | 12 | Grandson | Laborer | South Carolina |
| 23 | Mary Lourel Johnson | 11 | Granddaughter | — | South Carolina |
| 24 | Bettie Mae Johnson | 6 | Granddaughter | — | South Carolina |
| 25 | Sadie Ham | 6 | Granddaughter | — | South Carolina |
| 26 | George Jr. Ham | 5 | Grandson | — | South Carolina |
| 27 | Hezekiah Hicks | 23 | Head | — | South Carolina |
| 28 | Queenie Mae Hicks | 23 | Wife | Laborer | South Carolina |
| 29 | Willie Bines | 11 | Nephew | — | South Carolina |
| 30 | Marion Bines | 6 | Nephew | — | South Carolina |
| 31 | Felix Mciver | 26 | Brother-in-law | — | South Carolina |
| 32 | Kathaleen Mciver | 24 | Sister-in-law | — | South Carolina |
| 33 | Josephine Mciver | 7 | Niece | — | South Carolina |
| 34 | Nellie Bines | 18 | Niece | — | South Carolina |
| 35 | Jessie Mae Bines | 1 | Niece | — | South Carolina |
| 36 | George Sim | 55 | Head | Farmer | South Carolina |
| 37 | Sarah Sim | 50 | Wife | — | South Carolina |
| 38 | Lottie Sim | 19 | Daughter | — | South Carolina |
| 39 | Eddie Sim | 16 | Son | Laborer | South 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)