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Anna Mcdonald — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Shelby, Iowa
Our Model Tree links this Anna Mcdonald across the 1920 and 1930 US Censuses in Shelby, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 6-person household.
Age 38
b. ~1892
Female
Spouse
Born: Iowa
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Shelby, Iowa |
| Surname | McDonald |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 23 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Douglas Township Pt Of |
| Est. Birth Year | ~1892 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Robert Mcdonald | Son | — | 8 | ~1922 |
| Leona Mcdonald | Daughter | — | 3 | ~1927 |
| Alice Mcdonald | Daughter | — | 13 | ~1917 |
| Anna Mcdonald | Spouse | — | 38 | ~1892 |
| Ward Mcdonald | Son | — | 10 | ~1920 |
| Arthur Mcdonald | Head | — | 40 | ~1890 |
Census Appearances
1920
Shelby, Iowa
Spouse, age 28
Shelby, Iowa · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Macdonald |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Shelby, Iowa
Spouse, age 38
Shelby, Iowa · implied b. ~1892 — 6 household members
| Surname | McDonald |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 23 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| 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 Anna Mcdonald across 2 US Census years (1920 and 1930) in Shelby, Iowa, using XGBoost record linkage.
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This person
Anchor record
Anna Mcdonald
Spouse · 1930 · age 38 · b. ~1892 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Shelby, Iowa
Open full size
1930 US Federal Census — Shelby, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel682:0577)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roberta A Brown | 0 | Daughter | — | Iowa |
| 2 | Doris Boldt | 78 | Head | Farmer | Germany |
| 3 | George F Boldt | 60 | Son | Gent Farmer | Iowa |
| 4 | John J Boldt | 47 | Son | Gent Farmer | Iowa |
| 5 | Fred G Boldt | 45 | Son | Gent Farmer | Iowa |
| 6 | Leroy S Morgan | 30 | Head | Farmer | Michigan |
| 7 | Ieta B Morgan | 28 | Wife | — | Iowa |
| 8 | Phyllis G Morgan | 7 | Daughter | — | Iowa |
| 9 | Dale J Morgan | 5 | Son | — | Iowa |
| 10 | Victor L Morgan | 4 | Son | — | Iowa |
| 11 | Arthur G Mcdonald | 40 | Head | Laborer | Illinois |
| 12 | Anna Mcdonald THIS PERSON | 38 | Wife | — | Iowa |
| 13 | Alice A Mcdonald | 13 | Daughter | — | Iowa |
| 14 | Ward H Mcdonald | 10 | Son | — | Iowa |
| 15 | Robert D Mcdonald | 8 | Son | — | Iowa |
| 16 | Leona M Mcdonald | 3 | Daughter | — | Iowa |
| 17 | Joseph Woods | 62 | Head | Farmer | North Ireland |
| 18 | Effie V Woods | 63 | Wife | — | Iowa |
| 19 | Lester L Woods | 30 | Son | Laborer | Iowa |
| 20 | Glenn A Woods | 23 | Son | Farmer | Iowa |
| 21 | Robert J Woods | 18 | Son | Laborer | Iowa |
| 22 | John W Woods | 13 | Son | — | Iowa |
| 23 | Peter C Brandt | 26 | Head | Farmer | Denmark |
| 24 | Anna C Brandt | 34 | Sister | — | Denmark |
| 25 | Logan Brandt | 9 | Son | — | Washington |
| 26 | Christ J Nelsen | 38 | Brother in law | Laborer | Denmark |
| 27 | Carrie B Nelsen | 35 | Wife | — | Denmark |
| 28 | Norman B Nelsen | 10 | Son | — | Iowa |
| 29 | Victor B Nelsen | 1 | Son | — | Iowa |
| 30 | Winnifred O Blaine | 18 | Head | House Maid | Indiana |
| 31 | Sadie B Mcmahon | 57 | Head | Farmer | Wisconsin |
| 32 | Jesse C Mcmahon | 26 | Son | Laborer | Iowa |
| 33 | Walter D Mcmahon | 24 | Son | Laborer | Iowa |
| 34 | Harry R Mcmahon | 22 | Son | Laborer | Iowa |
| 35 | Glenn D Mcmahon | 20 | Son | Laborer | Iowa |
| 36 | Bernard R Mcmahon | 18 | Son | Laborer | Iowa |
| 37 | Peter J Fromm | 39 | Head | Farmer | Germany |
| 38 | Philomina Fromm | 34 | Wife | — | Austria |
| 39 | Leonard W Fromm | 13 | Son | — | Iowa |
| 40 | Marie J Fromm | 11 | Daughter | — | Iowa |
| 41 | Margarite Fromm | 10 | Daughter | — | Iowa |
| 42 | Leo J Fromm | 8 | Son | — | Iowa |
| 43 | Adria C Fromm | 5 | Daughter | — | Iowa |
| 44 | Peter Jr Fromm | 4 | Son | — | Iowa |
| 45 | Virginia L Fromm | 1 | Daughter | — | Iowa |
| 46 | John J Hirschbaum | 40 | Head | Farmer | Wisconsin |
| 47 | Frances Hirschbaum | 35 | Wife | — | Austria |
| 48 | Ione S Hirschbaum | 14 | Daughter | — | Iowa |
| 49 | Leona M Hirschbaum | 12 | Daughter | — | Iowa |
| 50 | Marjorie M Hirschbaum | 11 | Daughter | — | Iowa |
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)