GA
Grace Adams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Oakland, Michigan
Our Model Tree links this Grace Adams across the 1910, 1920 and 1930 US Censuses in Oakland, Michigan (XGBoost, ~Confirmed), with identified parents John & Alice — first a daughter (b.~1885), then head of a 4-person household.
Age 45
b. ~1885
Female
Daughter
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Oakland, Michigan |
| Surname | Adams |
| Given Name | Grace B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Birmingham Village |
| Est. Birth Year | ~1885 |
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 1930 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Julia Adams | Head | — | 81 | ~1849 |
| Charles Adams | Son | — | 45 | ~1885 |
| Grace Adams | Daughter | — | 45 | ~1885 |
| Dustin Adair | Other | — | 11 | ~1919 |
Census Appearances
1910
Oakland, Michigan
Daughter, age 23
Oakland, Michigan · implied b. ~1887 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1920
Oakland, Michigan
Daughter, age 35
Oakland, Michigan · implied b. ~1885 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Grace S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Oakland, Michigan
Daughter, age 45
Oakland, Michigan · implied b. ~1885 — 4 household members
| Surname | Adams |
| Given Name | Grace B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Adams across 3 US Census years (1910, 1920 and 1930) in Oakland, Michigan, using XGBoost record linkage. Identified parents: father John Adams (~0.92 confidence) and mother Alice Adams (~0.92 confidence) and mother Frances Fisher (~0.92 confidence) and mother Julia Adams (~0.92 confidence) and mother Mrs Adams (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Adams
b. ~1843
Source father
● Household
· direct · ~0.92
Mother
Alice Adams
b. ~1850
Source mother
● Household
· direct · ~0.92
Mother
Frances Fisher
b. ~1851
Source mother
● Household
· direct · ~0.92
Mother
Julia Adams
b. ~1849
Source mother
● Household
· direct · ~0.92
Mother
Mrs Adams
b. ~1849
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Grace Adams
Daughter · 1930 · age 45 · b. ~1885 · Michigan
★ You are viewing this record
Sibling
Charles Adams
Sibling · 1930 · age 45
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 — Oakland, Michigan
Open full size
1930 US Federal Census — Oakland, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1016:0221)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harold L. Ellis | 40 | Head | Gen Manager | Pennsylvania |
| 2 | Evelyn M. Ellis | 38 | Wife | — | Ohio |
| 3 | Mary Lou Ellis | 8 | Daughter | — | Pennsylvania |
| 4 | Harry L. Ellis | 2 | Son | — | Michigan |
| 5 | S. Rolla Hureen | 47 | Head | Electrician | Michigan |
| 6 | Elizabeth M. Hureen | 40 | Wife | — | Canada English |
| 7 | Margaret E. Hureen | 17 | Daughter | — | Canada English |
| 8 | Bruce H. Hureen | 14 | Son | — | Canada English |
| 9 | Robert E. Hureen | 4 | Son | — | Michigan |
| 10 | Patricia Ann Hureen | 2 | Daughter | — | Michigan |
| 11 | Lilian E. Marron | 26 | Roomer | Clerk | Indiana |
| 12 | John R. Taylor | 23 | Roomer | Landscape Gardener | England |
| 13 | Robert G. Moore | 43 | Head | Supervisor | Michigan |
| 14 | Lillie S. Moore | 42 | Wife | — | Michigan |
| 15 | Harry A. Lee | 29 | Head | Book Keeper | Minnesota |
| 16 | Lillian L. Lee | 28 | Wife | — | Michigan |
| 17 | Harry A. Jr. Lee | 3 | Son | — | Michigan |
| 18 | Betty Ann Lee | 1 | Daughter | — | Michigan |
| 19 | Robert J. Quail | 50 | Head | Lawyer | Michigan |
| 20 | Hazel H. Quail | 48 | Wife | Seamstress | Michigan |
| 21 | Roger F. Quail | 22 | Son | Merchant | Michigan |
| 22 | Frances E. Quail | 20 | Daughter | Stenographer | Michigan |
| 23 | Eleanore Quail | 17 | Daughter | — | Michigan |
| 24 | Edmund J. Quail | 16 | Son | — | Michigan |
| 25 | Robert J. Jr. Quail | 10 | Son | — | Michigan |
| 26 | Oscar E. Wagner | 64 | Head | Office Man | Indiana |
| 27 | Kathryn B. Wagner | 61 | Wife | — | Kentucky |
| 28 | Florence Anderson | 22 | Roomer | Sales Girl | Michigan |
| 29 | Edward R. Smith | 65 | Head | — | Pennsylvania |
| 30 | Alpha B. Smith | 63 | Wife | — | Illinois |
| 31 | Julia C. Adams | 81 | Head | — | Ohio |
| 32 | Grace B. Adams THIS PERSON | 45 | Daughter | — | Michigan |
| 33 | Charles L. Adams | 45 | Son | Electrician | Michigan |
| 34 | Dustin A. Adair | 11 | Grandson | — | Ohio |
| 35 | Thomas A. Neal | 54 | Head | Investor | Michigan |
| 36 | Doris H. Neal | 47 | Wife | — | Michigan |
| 37 | Thomas J. Neal | 18 | Son | — | Michigan |
| 38 | Hannah E. Neal | 16 | Daughter | — | Michigan |
| 39 | Rosemary Neal | 14 | Daughter | — | Michigan |
| 40 | Eleanore Hevener | 31 | Maid | Maid | Michigan |
| 41 | James W. Cobb | 54 | Head | Postmaster | Michigan |
| 42 | Grace A. Cobb | 54 | Wife | — | Michigan |
| 43 | J. Stewart Cobb | 24 | Son | Postal Clerk | Michigan |
| 44 | John Coughlin | 58 | Head | Track Foreman | New York |
| 45 | Catherine C. Coughlin | 57 | Wife | — | New York |
| 46 | Margaret A. Coughlin | 32 | Daughter | Nurse | Michigan |
| 47 | Louis H. Erwin | 48 | Head | Dealer | Michigan |
| 48 | Camilla N. Erwin | 40 | Wife | — | Michigan |
| 49 | Elizabeth L. Erwin | 16 | Daughter | — | Michigan |
| 50 | Flora Bell Erwin | 14 | Daughter | — | Michigan |
Pedigree Summary
Grace + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)