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Grace Lewis — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Adair, Iowa
Our Model Tree links this Grace Lewis across the 1920 and 1930 US Censuses in Adair, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 9-person household.
Age 14
b. ~1916
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Adair, Iowa |
| Surname | Lewis |
| Given Name | Grace L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Harrison Township |
| Est. Birth Year | ~1916 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Dale Lewis | Son | — | 10 | ~1920 |
| Lula Lewis | Daughter | — | 12 | ~1918 |
| Florence Lewis | Spouse | — | 41 | ~1889 |
| Merrill Lewis | Son | — | 18 | ~1912 |
| Vilas Lewis | Son | — | 20 | ~1910 |
| Lelia Lewis | Daughter | — | 16 | ~1914 |
| Grace Lewis | Daughter | — | 14 | ~1916 |
| Eldon Lewis | Son | — | 8 | ~1922 |
| J Lewis | Head | — | 44 | ~1886 |
Census Appearances
1920
Adair, Iowa
Daughter, age 3
Adair, Iowa · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Grace D |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Adair, Iowa
Daughter, age 14
Adair, Iowa · implied b. ~1916 — 9 household members
| Surname | Lewis |
| Given Name | Grace L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Grace Lewis across 2 US Census years (1920 and 1930) in Adair, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Lewis
Daughter · 1930 · age 14 · b. ~1916 · Iowa
★ You are viewing this record
Sibling
Vilas Lewis
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eldon Lewis
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Lewis
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lula Lewis
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merrill Lewis
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lelia Lewis
Sibling · 1930 · age 16
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
1930 US Federal Census — Adair, Iowa
Open full size
1930 US Federal Census — Adair, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel640:0108)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Loyal Slocum | 21 | Son | Laborer | Iowa |
| 52 | Clarence H. Slocum | 17 | Son | — | Iowa |
| 53 | Maxine Slocum | 14 | Daughter | — | Iowa |
| 54 | Mary P. Slocum | 9 | Daughter | — | Iowa |
| 55 | Lloyd Slocum | 6 | Son | — | Iowa |
| 56 | Robert B. Slocum | 2 | Son | — | Iowa |
| 57 | W. W. Low | 43 | Head | Farmer | Iowa |
| 58 | Lelia Low | 38 | Wife | — | Iowa |
| 59 | Geo B. Barrett | 40 | Head | Farmer | Iowa |
| 60 | Virgil Barrett | 42 | Wife | — | Iowa |
| 61 | Bloomquist | 58 | Head | Farmer | Sweden |
| 62 | Hilma Bloomquist | 53 | Wife | — | Sweden |
| 63 | Justin Bloomquist | 22 | Son | Farmer | Nebraska |
| 64 | Vera Bloomquist | 19 | Daughter | — | Nebraska |
| 65 | Marvin Bloomquist | 17 | Son | Laborer | Nebraska |
| 66 | Milford Bloomquist | 15 | Son | Laborer | Nebraska |
| 67 | Doris Bloomquist | 12 | Daughter | — | Iowa |
| 68 | Raymond Bloomquist | 10 | Son | — | Iowa |
| 69 | C. F. Jones | 48 | Head | Farmer | Iowa |
| 70 | Myrtle Jones | 45 | Wife | — | Iowa |
| 71 | Elden Jones | 20 | Son | Laborer | Iowa |
| 72 | Pearl M. Jones | 19 | Daughter | — | Iowa |
| 73 | Mildred Jones | 9 | Daughter | — | Iowa |
| 74 | Juanita Jones | 7 | Daughter | — | Iowa |
| 75 | F. A. Barkhouse | 53 | Head | Farmer | Iowa |
| 76 | Marie Barkhouse | 45 | Wife | — | Iowa |
| 77 | John Little | 67 | Head | Farmer | Illinois |
| 78 | Lottie Little | 64 | Wife | — | Illinois |
| 79 | Guy Little | 34 | Son | — | Iowa |
| 80 | Lee Little | 28 | Son | — | Iowa |
| 81 | Jas Mcinerney | 35 | Head | Farmer | Iowa |
| 82 | Mary C. Mcinerney | 28 | Wife | — | Iowa |
| 83 | Richard J. Mcinerney | 4 | Son | — | Iowa |
| 84 | Joseph P. Mcinerney | 21 | Brother | — | Iowa |
| 85 | James Clemons | 30 | Head | Farmer | Ohio |
| 86 | Grace Clemons | 28 | Wife | — | Iowa |
| 87 | J. S. Clemons | 67 | Head | Farmer | Ohio |
| 88 | Clemons | 62 | Wife | — | Ohio |
| 89 | J. R. Lewis | 44 | Head | Farmer | Iowa |
| 90 | Florence E. Lewis | 41 | Wife | — | Iowa |
| 91 | Vilas O. Lewis | 20 | Son | Laborer | Iowa |
| 92 | Merrill Lewis | 18 | Son | Laborer | Iowa |
| 93 | Lelia M. Lewis | 16 | Daughter | — | Iowa |
| 94 | Grace L. Lewis THIS PERSON | 14 | Daughter | — | Iowa |
| 95 | Lula M. Lewis | 12 | Daughter | — | Iowa |
| 96 | Dale Lewis | 10 | Son | — | Iowa |
| 97 | Eldon Lewis | 8 | Son | — | Iowa |
| 98 | Chris Davis | 54 | Head | Farmer | Iowa |
| 99 | Emma Davis | 43 | Wife | — | Virginia |
| 100 | Charles Steadman | 47 | Lodger | Laborer | Iowa |
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)