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William Dunlap — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Grundy, Missouri
Our Model Tree links this William Dunlap across the 1920, 1930 and 1940 US Censuses in Grundy, Missouri (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 7-person household.
Age 50
b. ~1880
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Grundy, Missouri |
| Surname | Dunlap |
| Given Name | William L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Farmer |
| Township / Ward | Liberty Township |
| Est. Birth Year | ~1880 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Dunlap | Daughter | — | 2 | ~1928 |
| Mildred Dunlap | Other | — | 34 | ~1896 |
| Marvin Dunlap | Son | — | 2 | ~1928 |
| John Dunlap | Son | — | 3 | ~1927 |
| William Dunlap | Head | — | 50 | ~1880 |
| Georgia Dunlap | Daughter | — | 10 | ~1920 |
| Velma Dunlap | Daughter | — | 8 | ~1922 |
Census Appearances
1920
Grundy, Missouri
Head, age 40
Grundy, Missouri · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | William L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Grundy, Missouri
Head, age 50
Grundy, Missouri · implied b. ~1880 — 7 household members
| Surname | Dunlap |
| Given Name | William L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Grundy-County, Missouri
Head, age 61
Grundy-County, Missouri · implied b. ~1879 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | W. L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Liberty Township |
| 1935 Residence (County) | Grundy |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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.
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This person
Anchor record
William Dunlap
Head · 1930 · age 50 · b. ~1880 · Missouri
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Grundy, Missouri
Open full size
1930 US Federal Census — Grundy, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1190:0072)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Hill, Sabre L. Wheeler | 14 | Niece | — | Missouri |
| 52 | William L. Dunlap THIS PERSON | 50 | Head | Farmer | Pennsylvania |
| 53 | Mildred R. Dunlap | 34 | Wife-H | — | Missouri |
| 54 | Georgia L. Dunlap | 10 | Daughter | — | Missouri |
| 55 | Velma S. Dunlap | 8 | Daughter | — | Missouri |
| 56 | John C. Dunlap | 3 | Son | — | Missouri |
| 57 | Marvin Lee Dunlap | 2 | Son | — | Missouri |
| 58 | Mary Lou Dunlap | 2 | Daughter | — | Missouri |
| 59 | Robert W. Burditt | 63 | Head | Farmer | Iowa |
| 60 | Lucy J. Burditt | 60 | Wife-H | — | Missouri |
| 61 | Ethel W. Burditt | 36 | Daughter | — | Missouri |
| 62 | Delbert F. Wise | 26 | Head | Farm Laborer | Missouri |
| 63 | Amber F. Wise | 24 | Wife-H | — | Missouri |
| 64 | James C. Wise | 5 | Son | — | Missouri |
| 65 | Paul R. Wise | 3 | Son | — | Missouri |
| 66 | John C. Wise | 63 | Head | Farmer | Missouri |
| 67 | Sarah C. Wise | 57 | Wife-H | — | Missouri |
| 68 | Charles M. Simpson | 41 | Head | Farm Laborer | Missouri |
| 69 | Eura M. Simpson | 20 | Wife-H | — | Mississippi |
| 70 | Hazel D. Cates | 5 | Step-daughter | — | Tennessee |
| 71 | Lester C. Cates | 2 | Step-son | — | Arkansas |
| 72 | Martha C. Crowley | 56 | Mother-in-law | — | Mississippi |
| 73 | Calvin Ellis | 45 | Head | Farm Laborer | Missouri |
| 74 | Ruth C. Ellis | 33 | Wife-H | — | Missouri |
| 75 | Joel Frances Ellis | 9 | Daughter | — | Missouri |
| 76 | Ruby Lucille Ellis | 6 | Daughter | — | Missouri |
| 77 | Cora J. Ellis | 4 | Daughter | — | Missouri |
| 78 | Garnet M. Ellis | 1 | Daughter | — | Missouri |
| 79 | John M. Mcnutt | 72 | Head | Farmer | Ohio |
| 80 | Sarah C. Mcnutt | 63 | Wife-H | — | Missouri |
| 81 | William G. Mcnutt | 77 | Head | Farmer | Ohio |
| 82 | Annie R. Mcnutt | 65 | Sister | — | Ohio |
| 83 | Thomas M. Fisher | 74 | Head | Farmer | Illinois |
| 84 | Zora M. Fisher | 77 | Wife-H | — | Illinois |
| 85 | Charles Mcgee | 18 | Lodger | Farm Laborer | Missouri |
| 86 | Sidney G. Renfro | 61 | Head | Farmer | Missouri |
| 87 | Rose L. Renfro | 58 | Wife-H | — | Indiana |
| 88 | Glen D. Halloway | 20 | Son-in-law | Farm Laborer | Missouri |
| 89 | Rosa A. Halloway | 18 | Daughter | — | Missouri |
| 90 | Fred Vick | 39 | Head | Farmer | Missouri |
| 91 | Grace Vick | 39 | Wife-H | — | Missouri |
| 92 | George R. Vick | 19 | Son | — | Missouri |
| 93 | Leonora Vick | 16 | Daughter | — | Missouri |
| 94 | Ruby Vick | 14 | Daughter | — | Arkansas |
| 95 | Nellie J. Vick | 12 | Daughter | — | Missouri |
| 96 | Harold L. Vick | 10 | Son | — | Missouri |
| 97 | Alice E. Vick | 7 | Daughter | — | Missouri |
| 98 | Barbara J. Vick | 4 | Daughter | — | Missouri |
| 99 | Herbert A. Vick | 0 | Son | — | Missouri |
| 100 | Job A. Halloway | 62 | Head | Farmer | Missouri |
Related Census Records
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)