MW
Mary Ward — 1930 US Census Record
Model Tree available1930 United States Federal Census · Wapello, Iowa
Our Model Tree links this Mary Ward across the 1920, 1930 and 1940 US Censuses in Wapello, Iowa (XGBoost, ~Confirmed), with identified parents Harry & H — first a daughter (b.~1917), then head of a 4-person household.
Age 13
b. ~1917
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Wapello, Iowa |
| Surname | Ward |
| Given Name | Mary I. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Ottumwa |
| Est. Birth Year | ~1917 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Ward | Daughter | — | 13 | ~1917 |
| H Ward | Head | — | 44 | ~1886 |
| Eva Ward | Other | — | 53 | ~1877 |
| Maurice Ward | Son | — | 17 | ~1913 |
Census Appearances
1920
Wapello, Iowa
Daughter, age 3
Wapello, Iowa · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ward |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Wapello, Iowa
Daughter, age 13
Wapello, Iowa · implied b. ~1917 — 4 household members
| Surname | Ward |
| Given Name | Mary I. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Wapello-County, Iowa
Spouse, age 25
Wapello-County, Iowa · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ward |
| Given Name | Marie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ottumwa |
| 1935 Residence (County) | Wapello |
| Class of Worker | No |
| Hours Worked | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| 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 Mary Ward across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Ward (~0.92 confidence) and father H Ward (~0.92 confidence) and mother Eva Ward (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Ward
b. ~1886
Source father
● Household
· direct · ~0.92
Father
H Ward
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Eva Ward
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Ward
Daughter · 1930 · age 13 · b. ~1917 · Iowa
★ You are viewing this record
Sibling
Maurice Ward
Sibling · 1930 · age 17
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 — Wapello, Iowa
Open full size
1930 US Federal Census — Wapello, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel686:0150)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Charles L. Buck | 4 | Son | None | Iowa |
| 52 | Albert Anderson | 46 | Head | Boiler Maker | Iowa |
| 53 | Sarah J. Anderson | 43 | Wife-H | None | Iowa |
| 54 | Alberta M. Anderson | 19 | Daughter | Operator | Iowa |
| 55 | Veronica Anderson | 17 | Daughter | None | Iowa |
| 56 | Thaddeus Anderson | 14 | Son | None | Iowa |
| 57 | Betty May Anderson | 9 | Daughter | None | Iowa |
| 58 | Rita Jane Anderson | 7 | Daughter | None | Iowa |
| 59 | G. J. Lasser | 37 | Head | Auditor | Missouri |
| 60 | Lella E. Lasser | 31 | Wife-H | None | Missouri |
| 61 | Edward Lee Lasser | 8 | Son | None | Iowa |
| 62 | J. J. Timothy | 76 | Head | None | Iowa |
| 63 | Elsie May Timothy | 36 | Daughter | Teacher | Iowa |
| 64 | Ethel Robertson | 20 | Boarder | None | Kansas |
| 65 | P. A. Dooley | 45 | Head | Laborer | Iowa |
| 66 | Ida Dooley | 45 | Wife-H | None | Missouri |
| 67 | Esther Dooley | 18 | Daughter | None | Missouri |
| 68 | Waldo Dooley | 20 | Son | Truck Driver | Missouri |
| 69 | Esther Dooley | 19 | Daughter-in-law | Canner | Illinois |
| 70 | Asmilda Abraham | 55 | Head-H | Housework | Iowa |
| 71 | Axel E. Larson | 27 | Head | Carpenter | Iowa |
| 72 | Hazel C. Larson | 21 | Wife-H | None | Iowa |
| 73 | J. W. Brown | 56 | Head | Accountant | Iowa |
| 74 | L. M. Brown | 60 | Sister-in-law | None | Missouri |
| 75 | Ross Keeler | 32 | Head | Laborer | Iowa |
| 76 | Achaa Keeler | 30 | Wife-H | None | Iowa |
| 77 | Eunice May Keeler | 2 | Daughter | None | Iowa |
| 78 | Verlin E. Carson | 23 | Boarder | Dealer | Iowa |
| 79 | Clarence A. Rowe | 23 | Boarder | Clerk | Iowa |
| 80 | H. D. Ward | 44 | Head | Clerk | Iowa |
| 81 | Eva E. Ward | 53 | Wife-H | None | Iowa |
| 82 | Maurice H. Ward | 17 | Son | None | Iowa |
| 83 | Mary I. Ward THIS PERSON | 13 | Daughter | None | Iowa |
| 84 | J. C. Herber | 40 | Head | Groceryman | Iowa |
| 85 | Blanche Herber | 29 | Wife-H | None | Iowa |
| 86 | Joseph C. Herber | 7 | Son | None | Iowa |
| 87 | Velma May Herber | 5 | Daughter | None | Iowa |
| 88 | Wm Lewis Herber | 1 | Son | None | Iowa |
| 89 | A. B. Williams | 61 | Head | Attorney | Iowa |
| 90 | Mabel Williams | 55 | Wife-H | None | Iowa |
| 91 | Mary A. Linhausen | 64 | Head-H | None | Iowa |
| 92 | Edna Linhausen | 41 | Daughter | Inspector | Iowa |
| 93 | Myrtle Linhausen | 38 | Daughter | Attendant | Iowa |
| 94 | Carl Peter Linhausen | 26 | Son | Salesman | Iowa |
| 95 | Wm L. Sheets | 71 | Head | Laborer | Iowa |
| 96 | Millie Sheets | 64 | Wife-H | None | Iowa |
| 97 | Mary A. Schaffer | 53 | Head-H | None | Sweden |
| 98 | Paul G. Schaffer | 26 | Son | Laborer | Iowa |
| 99 | May John Schaffer | 19 | Son | None | Iowa |
| 100 | Willa Miller | 27 | Wife-H | None | Iowa |
Pedigree Summary
Mary + 1 sibling
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)