GC
Grace Clark — 1930 US Census Record
Model Tree available1930 United States Federal Census · Marion, Indiana
Our Model Tree links this Grace Clark across the 1910, 1920 and 1930 US Censuses in Marion, Indiana (XGBoost, ~Confirmed), with identified parents John & Martha — first a daughter (b.~1901), then head of a 3-person household.
Age 29
b. ~1901
Female
Daughter
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Marion, Indiana |
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Clerk |
| Industry | Dry goods store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Clerk |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1901 |
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 1930 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Grace Clark | Daughter | — | 29 | ~1901 |
| Ella Clark | Other | — | 60 | ~1870 |
| Alva Clark | Head | — | 64 | ~1866 |
Census Appearances
1910
Marion, Indiana
Daughter, age 8
Marion, Indiana · implied b. ~1902 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Marion, Indiana
Daughter, age 18
Marion, Indiana · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Office Hand |
| Industry | Hardware Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Daughter, age 29
Marion, Indiana · implied b. ~1901 — 3 household members
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Clerk |
| Industry | Dry goods store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Clark across 3 US Census years (1910, 1920 and 1930) in Marion, Indiana, using XGBoost record linkage. Identified parents: father John Clark (~0.92 confidence) and mother Martha Clark (~0.92 confidence) and father Alvy Clark (~0.92 confidence) and mother Ella Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Clark
b. ~1837
Source father
● Household
· direct · ~0.92
Mother
Martha Clark
b. ~1838
Source mother
● Household
· direct · ~0.92
Father
Alvy Clark
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Ella Clark
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Grace Clark
Daughter · 1930 · age 29 · b. ~1901 · Indiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Marion, Indiana
Open full size
1930 US Federal Census — Marion, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel609:0138)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rupert M Barkley | 32 | Head | Shipping Clerk | Illinois |
| 2 | Esther M Barkley | 28 | Wife-H | Mender | Illinois |
| 3 | George W Campbell | 38 | Head | Agent | Indiana |
| 4 | Edna L Campbell | 43 | Wife-H | — | Indiana |
| 5 | Dorothy J Campbell | 12 | Daughter | Stenographer | Indiana |
| 6 | Wallace G Campbell | 4 | Son | — | Indiana |
| 7 | Phyllis J Campbell | 3 | Daughter | — | Indiana |
| 8 | Clara M Lumley | 63 | Mother-in-law | — | Indiana |
| 9 | Oscar Lively | 56 | Head | Yard Master | Indiana |
| 10 | Chester A Lively | 25 | Son | Clerk | Indiana |
| 11 | Constance A Lively | 23 | Daughter-in-law | — | Indiana |
| 12 | Oscar P Kneilein | 33 | Head | Mechanic | Indiana |
| 13 | Marie F Kneilein | 28 | Wife-H | Stenographer | Illinois |
| 14 | Patricia M Kneilein | 4 | Daughter | — | Indiana |
| 15 | Alva N Clark | 64 | Head | Clerk | Indiana |
| 16 | Ella N Clark | 60 | Wife-H | — | Indiana |
| 17 | Grace Clark THIS PERSON | 29 | Daughter | Clerk | Indiana |
| 18 | Thomas O Shaw | 35 | Head | Secretary | Ohio |
| 19 | Hulda E Shaw | 31 | Wife-H | — | Indiana |
| 20 | Charles R Shaw | 9 | Son | — | Indiana |
| 21 | Thomas A Jr Shaw | 6 | Son | — | Indiana |
| 22 | Charles S Ogle | 34 | Head | Purchasing Agent | Indiana |
| 23 | Edna P Ogle | 32 | Wife-H | Laundry | Indiana |
| 24 | Virginia R Ogle | 9 | Daughter | — | Indiana |
| 25 | Mary M Cook | 42 | Head | — | Tennessee |
| 26 | Richard L Stutty | 17 | Son | Fountain Boy | Indiana |
| 27 | Edward E Stutty | 26 | Son-in-law | Clerk | Indiana |
| 28 | Helen M Stutty | 25 | Daughter-H | — | Indiana |
| 29 | Robert S Stutty | 2 | Grandson | — | Indiana |
| 30 | Glen D Marquis | 38 | Head | Policeman | Indiana |
| 31 | Margaret E Marquis | 39 | Wife-H | Cashier | Indiana |
| 32 | Milton N Tomlinson | 54 | Head | Barber | Indiana |
| 33 | Catherine E Tomlinson | 52 | Wife-H | — | Indiana |
| 34 | Raymond D Chipp | 39 | Head | Efficiency Eng | Ohio |
| 35 | Mary E Chipp | 38 | Wife-H | — | Iowa |
| 36 | James E Chipp | 16 | Son | — | Indiana |
| 37 | Gerald R Chipp | 11 | Son | — | Indiana |
| 38 | Isaiah S Marquis | 60 | Head | Coal Salesman | Indiana |
| 39 | May M Marquis | 52 | Wife-H | — | Indiana |
| 40 | Lola I Marquis | 22 | Daughter | Clerk In Office | Indiana |
| 41 | Richard B Marquis | 20 | Son | Bookkeeper | Indiana |
| 42 | Ross O Marquis | 10 | Son | — | Indiana |
| 43 | Edward A Kemp | 65 | Head | Painter | Indiana |
| 44 | Rosanna W Kemp | 66 | Wife-H | — | Indiana |
| 45 | Charles J Shuster | 28 | Head | Painter | New Jersey |
| 46 | Esther E Shuster | 26 | Wife-H | — | Indiana |
| 47 | Charles J Jr Shuster | 2 | Son | — | Indiana |
| 48 | Philip A Gabriel | 55 | Head | Painter | England |
| 49 | Rose E Gabriel | 53 | Wife-H | — | Indiana |
| 50 | Otis Denny | 40 | Head | Superviser | Indiana |
Related Census Records
Pedigree Summary
Grace
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 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)