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Mary Dunlap — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pulaski-County, Arkansas
Our Model Tree links this Mary Dunlap across the 1930 and 1940 US Censuses in Pulaski-County, Arkansas (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Female
Daughter
Born: Arkansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pulaski-County, Arkansas |
| Surname | Dunlap |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | Campbell Twp |
| Additional Details | |
| Highest Grade | No 5 |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Township / Ward | Campbell Twp |
| Est. Birth Year | ~1928 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Dunlap | Daughter | — | ~1940 | |
| Juanita Dunlap | Daughter | — | 3 | ~1937 |
| Mary Dunlap | Daughter | — | 12 | ~1928 |
| William Dunlap | Head | — | 38 | ~1902 |
| Bobby Dunlap | Son | — | 9 | ~1931 |
| Lorane Dunlap | Spouse | — | 33 | ~1907 |
| Billie Dunlap | Son | — | 7 | ~1933 |
Census Appearances
1930
Pulaski, Arkansas
Daughter, age 1
Pulaski, Arkansas · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | Mary S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Tennessee |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Pulaski-County, Arkansas
Daughter, age 12
Pulaski-County, Arkansas · implied b. ~1928 — 7 household members
| Surname | Dunlap |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | Campbell Twp |
| Highest Grade | No 5 |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Dunlap across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dunlap
Daughter · 1940 · age 12 · b. ~1928 · Arkansas
★ You are viewing this record
Sibling
Marjorie Dunlap
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Dunlap
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobby Dunlap
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Dunlap
Sibling · 1940 · 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
1940 US Federal Census — Pulaski-County, Arkansas
Open full size
1940 US Federal Census — Pulaski-County, Arkansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00168-01069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marylyn Baumgartner | 3 | Daughter | — | Arkansas |
| 2 | Sarah Helen Harris | 40 | Head | Nurse | Mississippi |
| 3 | Levi Allen | 45 | Head | Officer | Arkansas |
| 4 | Marie Allen | 40 | Wife | Seamstress | Arkansas |
| 5 | Leonard S. Allen | 7 | Son | — | Arkansas |
| 6 | James Beasley | 55 | Head | Officer | Louisiana |
| 7 | Jerry Beasley | 47 | Wife | — | Arkansas |
| 8 | Verlee Ville | 30 | Step Daughter | — | Arkansas |
| 9 | Vertie Mae Conley | 12 | Step Grand Daughter | — | Arkansas |
| 10 | Marie Thompson | 32 | Head | — | Arkansas |
| 11 | William R. Dunlap | 38 | Head | Laborer | Arkansas |
| 12 | Lorane Dunlap | 33 | Wife | — | Arkansas |
| 13 | Mary Lou Dunlap THIS PERSON | 12 | Daughter | — | Arkansas |
| 14 | Bobby Gene Dunlap | 9 | Son | — | Arkansas |
| 15 | Billie Joe Dunlap | 7 | Son | — | Arkansas |
| 16 | Juanita Dunlap | 3 | Daughter | — | Arkansas |
| 17 | Marjorie Jean Dunlap | 0 | Daughter | — | Arkansas |
| 18 | Hugh Brown | 49 | Head | Farmer | Illinois |
| 19 | Ollie Brown | 48 | Wife | — | Arkansas |
| 20 | Opal Brown | 16 | Daughter | — | Arkansas |
| 21 | Ira Brown | 14 | Son | — | Arkansas |
| 22 | Searld Brown | 8 | Son | — | Arkansas |
| 23 | Jim Mcdonald | 43 | Head | Farmer | Arkansas |
| 24 | Addie Mcdonald | 39 | Wife | — | Arkansas |
| 25 | Helen Mcdonald | 16 | Daughter | — | Arkansas |
| 26 | Felix Mcdonald | 14 | Son | — | Arkansas |
| 27 | Colvin Mcdonald | 9 | Son | — | Arkansas |
| 28 | Ruby Ruth Mcdonald | 8 | Daughter | — | Arkansas |
| 29 | Betty Mcdonald | 4 | Daughter | — | Arkansas |
| 30 | Quitman Mcdonald | 2 | Son | — | Arkansas |
| 31 | Robert Lee Mcdonald | 0 | Son | — | Arkansas |
| 32 | Dan W. Martindale | 39 | Head | Farmer | Arkansas |
| 33 | Emma Martindale | 42 | Wife | — | W. Virginia |
| 34 | O. F. Tullos | 51 | Lodger | Farmer | Arkansas |
| 35 | John Mc Donald | 36 | Head | Farmer | Arkansas |
| 36 | Georgia Mc Donald | 30 | Wife | — | Arkansas |
| 37 | Mildred Mc Donald | 12 | Daughter | — | Arkansas |
| 38 | Janice Mc Donald | 10 | Daughter | — | Arkansas |
| 39 | James Mc Donald | 6 | Son | — | Arkansas |
| 40 | Jessie Mc Donald | 4 | Daughter | — | Arkansas |
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)