WD
William Dunlap — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mower-County, Minnesota
Our Model Tree links this William Dunlap across the 1920, 1930 and 1940 US Censuses in Mower-County, Minnesota (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mower-County, Minnesota |
| Surname | Dunlap |
| Given Name | William D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Austin City |
| 1935 Residence (County) | Mower |
| Additional Details | |
| Occupation | Assistant foreman |
| Industry | Meat Packing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2150 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Assistant Foreman |
| Township / Ward | Austin City |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Dunlap | Head | — | 30 | ~1910 |
| Evelyn Dunlap | Spouse | — | 30 | ~1910 |
| William Dunlap | Son | — | 2 | ~1938 |
Census Appearances
1920
Mower, Minnesota
Son, age 9
Mower, Minnesota · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Mower, Minnesota
Son, age 19
Mower, Minnesota · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | William H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Iowa |
| Occupation | Truck Driver |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Mower-County, Minnesota
Head, age 30
Mower-County, Minnesota · implied b. ~1910 — 3 household members
| Surname | Dunlap |
| Given Name | William D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Austin City |
| 1935 Residence (County) | Mower |
| Occupation | Assistant foreman |
| Industry | Meat Packing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2150 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 William Dunlap across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Dunlap (~0.92 confidence) and father Thomas Dunlap (~0.92 confidence) and mother Marie Dunlap (~0.92 confidence) and mother Marie Dunlap (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Dunlap
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Thomas Dunlap
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Marie Dunlap
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Marie Dunlap
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Dunlap
Head · 1940 · age 30 · b. ~1910 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mower-County, Minnesota
Open full size
1940 US Federal Census — Mower-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01940-00267)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William D. Dunlap THIS PERSON | 30 | Head | Assistant Foreman | Minnesota |
| 2 | Evelyn Dunlap | 30 | Wife | — | Minnesota |
| 3 | William, Junior Dunlap | 2 | Son | — | Minnesota |
| 4 | James E. Roush | 55 | Head | Laborer | Iowa |
| 5 | Goldie Roush | 58 | Wife | Laborer | Iowa |
| 6 | Nelson W. Redling | 26 | Son-in-law | Laborer | Minnesota |
| 7 | Irene Redling | 26 | Daughter | — | Iowa |
| 8 | Judy Redling | 0 | Granddaughter | — | Minnesota |
| 9 | Lisle S. Barr | 53 | Head | Foreman Shipping Dept. | Minnesota |
| 10 | Alice Barr | 49 | Wife | — | Wisconsin |
| 11 | Charles Barr | 25 | Son | Laborer | Minnesota |
| 12 | Donna Barr | 22 | Daughter | Billing Clerk | Minnesota |
| 13 | Percy W. Erickson | 41 | Head | Foreman | Wisconsin |
| 14 | Jane Erickson | 41 | Wife | — | Minnesota |
| 15 | Robert Erickson | 16 | Son | — | Minnesota |
| 16 | John Erickson | 13 | Son | — | Minnesota |
| 17 | Grace Erickson | 9 | Daughter | — | Minnesota |
| 18 | David Mcrea | 67 | Head | Stationary Fireman | Canada English |
| 19 | Minnie Mcrea | 46 | Wife | — | Iowa |
| 20 | Eva Beatty | 79 | Mother-in-law | — | England |
| 21 | — | None | — | — | — |
| 22 | — | None | — | — | — |
| 23 | Richard D. Arney | 29 | Head | Sales Manager | Minnesota |
| 24 | Muriel Arney | 27 | Wife | — | Minnesota |
| 25 | Richard Junior Arney | 3 | Son | — | Minnesota |
| 26 | Leonard E. Hasler | 33 | Head | Proprietor Salesman | Ohio |
| 27 | Gertrude E. Hasler | 31 | Wife | — | Minnesota |
| 28 | Leonard D. Hasler | 8 | Son | — | Minnesota |
| 29 | Ronald Hasler | 6 | Son | — | Minnesota |
| 30 | Barbara Hasler | 3 | Daughter | — | Minnesota |
| 31 | John Locher | 45 | Head | Manager | Minnesota |
| 32 | Anna Locher | 37 | Wife | — | Minnesota |
| 33 | Donald Locher | 15 | Son | Newsboy | Minnesota |
| 34 | Eileen Locher | 11 | Daughter | — | Minnesota |
| 35 | Rudolph J. Uher | 44 | Head | Electric Welder | Wisconsin |
| 36 | Clara Uher | 42 | Wife | — | Minnesota |
| 37 | Clifford Uher | 9 | Son | — | Minnesota |
| 38 | Ole E. Thorson | 48 | Head | Carpenter | Iowa |
| 39 | Hazel E. Thorson | 45 | Wife | — | Iowa |
| 40 | Ione Thorson | 21 | Daughter | Bookkeeper | Iowa |
Pedigree Summary
William
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)