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Mary Lyon — 1930 US Census Record
Model Tree available1930 United States Federal Census · Clark, Indiana
Our Model Tree links this Mary Lyon across the 1900, 1910, 1920 and 1930 US Censuses in Clark, Indiana (XGBoost, ~Confirmed), with identified parents Gideon & Gertrude — first a daughter (b.~1889), then head of a 2-person household.
Age 41
b. ~1889
Female
Daughter
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Clark, Indiana |
| Surname | Lyon |
| Given Name | Mary V. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Jeffersonville City |
| Est. Birth Year | ~1889 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Lyon | Head | — | 64 | ~1866 |
| Mary Lyon | Daughter | — | 41 | ~1889 |
Census Appearances
1900
Clark, Indiana
Daughter, age 10
Clark, Indiana · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyons |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Birth Month | Jan |
| Birth Year | 1890 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1910
Clark, Indiana
Daughter, age 20
Clark, Indiana · implied b. ~1890 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyons |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Stenographer |
| Industry | Insurance Co |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Clark, Indiana
Daughter, age 31
Clark, Indiana · implied b. ~1889 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lyon |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Clark, Indiana
Daughter, age 41
Clark, Indiana · implied b. ~1889 — 2 household members
| Surname | Lyon |
| Given Name | Mary V. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| 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 Mary Lyon across 4 US Census years (1900, 1910, 1920 and 1930) in Clark, Indiana, using XGBoost record linkage. Identified parents: father Gideon Lyons (~0.92 confidence) and mother Gertrude Lyon (~0.92 confidence) and mother Gertrude Lyons (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gideon Lyons
b. ~1853
Source father
● Household
· direct · ~0.92
Mother
Gertrude Lyon
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Gertrude Lyons
b. ~1861
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Lyon
Daughter · 1930 · age 41 · b. ~1889 · 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 — Clark, Indiana
Open full size
1930 US Federal Census — Clark, Indiana
Page Contents
48 people indexed on this census page (ia:1930:indianacensus00reel580:0146)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Harley Powers | 41 | Head | Pressman | Indiana |
| 52 | Harry Fogg | 69 | Head | Painter | Indiana |
| 53 | William F. Fogg | 72 | brother | None | Indiana |
| 54 | Mariah Mccoy | 77 | Head | None | Indiana |
| 55 | Thruston Sr. Mccoy | 46 | son | Storekeeper | Indiana |
| 56 | Bertha Mccoy | 40 | daughter in law | Agent | Indiana |
| 57 | Thruston Jr. Mccoy | 16 | grandson | None | Indiana |
| 58 | Robert Pinnell | 16 | lodger | None | Kentucky |
| 59 | Katherine Miller | 57 | Head | None | Ohio |
| 60 | Arthur L. Francis | 47 | Head | Pipe Coverer | Indiana |
| 61 | Iva Francis | 27 | wife | None | Indiana |
| 62 | Otto L. Hudnit | 28 | Head | Soldier | Ohio |
| 63 | Annie M. Hudnit | 23 | wife | None | Texas |
| 64 | John D. Hudnit | 5 | son | None | Texas |
| 65 | Jessie M. Young | 60 | Head | None | Indiana |
| 66 | Forrest Young | 36 | daughter | Clerical Work | Indiana |
| 67 | Herman A. Starky | 36 | lodger | Laborer | Illinois |
| 68 | Gertrude P. Lyon | 64 | Head | None | Indiana |
| 69 | Mary V. Lyon THIS PERSON | 41 | daughter | None | Indiana |
| 70 | William H. Briggs | 39 | Head | Teamtrack Clerk | Indiana |
| 71 | Mildred Briggs | 40 | wife | None | Indiana |
| 72 | Elizabeth Pfrimmer | 60 | Head | None | Kentucky |
| 73 | Ella Peece | 68 | Head | None | Indiana |
| 74 | Ernest E. Ryan | 31 | son in law | Agent | Indiana |
| 75 | Emma Ryan | 27 | daughter | Factory | Indiana |
| 76 | Charles T. Ryan | 7 | grandson | None | Indiana |
| 77 | Frank J. Morals | 65 | Head | Car Repairer | Kentucky |
| 78 | Maggie B. Morals | 58 | wife | None | Indiana |
| 79 | James C. Morals | 12 | son | None | Indiana |
| 80 | Leslie D. Knepper | 29 | Head | Office Clerk | Indiana |
| 81 | Iola F. Knepper | 26 | wife | None | Indiana |
| 82 | Leslie F. Knepper | 5 | son | None | Indiana |
| 83 | Edith G. Knepper | 3 | daughter | None | Indiana |
| 84 | Margaret M. Miller | 55 | Head | Accountant | Kentucky |
| 85 | R. Allen Miller | 16 | son | Salesman | Indiana |
| 86 | William C. Pfau | 62 | Head | Pharmacist | Indiana |
| 87 | Viola S. Pfau | 50 | wife | None | Indiana |
| 88 | Anna W. Hutchison | 72 | Head | None | Indiana |
| 89 | Bertha Demarest | 61 | niece | None | New York |
| 90 | Catherine Banker | 70 | cousin | None | Kentucky |
| 91 | Maxwell Banker | 45 | cousin | Lawyer | Kentucky |
| 92 | Medora Forbes | 56 | Head | None | Indiana |
| 93 | Emma F. Johnson | 42 | boarder | Stenographer | Kentucky |
| 94 | John True | 72 | boarder | None | Indiana |
| 95 | Perry Powermad | 42 | lodger | Carpenter | Indiana |
| 96 | Eleanora Liston | 55 | Head | None | Indiana |
| 97 | Delia Bowerman | 25 | lodger | None | Kentucky |
| 98 | Maxwell S. Banker | 77 | lodger | Office | Kentucky |
Pedigree Summary
Mary
Gen 1 · 3 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)