MD
Mary Dunlap — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Mary Dunlap across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 4-person household.
Age 41
b. ~1899
Female
Spouse
Born: Wyoming
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Dunlap |
| Given Name | Mary Lucille (x) |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Wyoming |
| 1935 Residence (City) | Glendale City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
| Township / Ward | Glendale City |
| Est. Birth Year | ~1899 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Robert Dunlap | Son | — | 15 | ~1925 |
| Mary Dunlap | Spouse | — | 41 | ~1899 |
| Reid Dunlap | Head | — | 46 | ~1894 |
| Raymond Dunlap | Son | — | 19 | ~1921 |
Census Appearances
1920
Los Angeles, …
Spouse, age 21
Los Angeles, California · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Wyoming |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1930
Los Angeles, …
Spouse, age 31
Los Angeles, California · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Wyoming |
| Age at First Marriage | 19 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Colorado |
| Can Read/Write | Yes |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1940
Los-Angeles-County, California
Spouse, age 41
Los-Angeles-County, California · implied b. ~1899 — 4 household members
| Surname | Dunlap |
| Given Name | Mary Lucille (x) |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Wyoming |
| 1935 Residence (City) | Glendale City |
| 1935 Residence (County) | Los Angeles |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Dunlap
Spouse · 1940 · age 41 · b. ~1899 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00230-00645)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Enid B. Burrows | 35 | Son-in-law | Wine Steward | Texas |
| 2 | La Verne E. Burrows | 26 | Daughter | — | California |
| 3 | Corrie Dawn Burrows | 4 | Grand daughter | — | California |
| 4 | Joseph E. Howard | 35 | Head | District Manager | Washington |
| 5 | Alyce M. (X) Howard | 29 | Wife | — | Washington |
| 6 | Jessie M. (X) Eatman | 53 | Head | — | Missouri |
| 7 | Marshall S. Eatman | 24 | Son | Traveling Salesman | California |
| 8 | Donald H. Radcliffe | 48 | Son-in-law | — | Missouri |
| 9 | Dorothy S. Radcliffe | 28 | Daughter | — | California |
| 10 | Delila G. Faulkner | 37 | Servant | Servant | Tennessee |
| 11 | — | 75 | — | — | — |
| 12 | William H. (X) Burkhalter | 40 | Head | Electrician | Indiana |
| 13 | William H. Jr. Burkhalter | 7 | Son | — | California |
| 14 | Sue Jane Burkhalter | 5 | Daughter | — | California |
| 15 | Charles W. Burkhalter | 1 | Son | — | California |
| 16 | Maude E. Strong | 56 | Housekeeper | Housekeeper | Kansas |
| 17 | Herbert W. Cochran | 39 | Head | Traveling Salesman | Ohio |
| 18 | Lucille A. (X) Cochran | 33 | Wife | — | Pennsylvania |
| 19 | Herbert W. Jr. Cochran | 5 | Son | — | Pennsylvania |
| 20 | Barbara J. Cochran | 0 | Daughter | — | California |
| 21 | William A. Ray | 35 | Head | Proprietor Manager | California |
| 22 | Louise V. (X) Ray | 25 | Wife | Clerk | California |
| 23 | Alfred V. Kluep | 46 | Head | General Manager | Germany |
| 24 | Delia Jess K. (X) Kluep | 39 | Housekeeper | Housekeeper | Pennsylvania |
| 25 | Mary Jean Kluep | 16 | Daughter | — | Pennsylvania |
| 26 | James Wallace | 53 | Lodger | — | Scotland |
| 27 | Reid H. Dunlap | 46 | Head | Accountant | Missouri |
| 28 | Mary Lucille (X) Dunlap THIS PERSON | 41 | Wife | — | Wyoming |
| 29 | Raymond E. Dunlap | 19 | Son | Delivery Boy | California |
| 30 | Robert L. Dunlap | 15 | Son | — | California |
| 31 | Charles J. Thompson | 33 | Head | Proprietor Attendant | Indiana |
| 32 | Clara L. (X) Thompson | 65 | Mother | — | Indiana |
| 33 | George F. (X) Hugh | 49 | Head | Clerk | Montana |
| 34 | Alice G. Hugh | 39 | Wife | Clerk | Minnesota |
| 35 | A. Elizabeth Hugh | 17 | Daughter | — | Montana |
| 36 | Robert F. Hugh | 14 | Son | — | Montana |
| 37 | Marilouise Hugh | 13 | Daughter | — | California |
| 38 | Harry E. Jung | 37 | Head | Electrical Engineer | Kansas |
| 39 | Thelma C. (X) Jung | 37 | Wife | — | Kansas |
| 40 | Sara Jung | 11 | Daughter | — | California |
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)