MH
Mary Harrington — 1930 US Census Record
Model Tree available1930 United States Federal Census · Hennepin, Minnesota
Our Model Tree links this Mary Harrington across the 1910, 1920 and 1930 US Censuses in Hennepin, Minnesota (XGBoost, ~Confirmed), with identified parents Edward & Edward — first a daughter (b.~1904), then head of a 4-person household.
Age 26
b. ~1904
Female
Daughter
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hennepin, Minnesota |
| Surname | Harrington |
| Given Name | Mary H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | Telephone |
| Industry | Operator |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Telephone |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1904 |
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 Harrington | Daughter | — | 26 | ~1904 |
| Edward Harrington | Head | — | 62 | ~1868 |
| Joseph Harrington | Son | — | 29 | ~1901 |
| Nellie Harrington | Spouse | — | 58 | ~1872 |
Census Appearances
1910
Hennepin, Minnesota
Daughter, age 6
Hennepin, Minnesota · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harrington |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Hennepin, Minnesota
Daughter, age 16
Hennepin, Minnesota · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Herrington |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Daughter, age 26
Hennepin, Minnesota · implied b. ~1904 — 4 household members
| Surname | Harrington |
| Given Name | Mary H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Minnesota |
| Occupation | Telephone |
| Industry | Operator |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Harrington across 3 US Census years (1910, 1920 and 1930) in Hennepin, Minnesota, using XGBoost record linkage. Identified parents: father Edward Herrington (~0.92 confidence) and father Edward Harrington (~0.92 confidence) and father Edward Harrington (~0.92 confidence) and mother Nellie Herrington (~0.92 confidence) and mother Nellie Harrington (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Herrington
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Edward Harrington
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Edward Harrington
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Nellie Herrington
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Nellie Harrington
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Harrington
Daughter · 1930 · age 26 · b. ~1904 · Minnesota
★ You are viewing this record
Sibling
Joseph Harrington
Sibling · 1930 · age 29
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 — Hennepin, Minnesota
Open full size
1930 US Federal Census — Hennepin, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1097:0583)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James M. Pierie | 60 | Head | Carpenter | Scotland |
| 52 | Agnes Pierie | 60 | Wife | None | Canada |
| 53 | Herman Schutzeik | 39 | Head | Traveling | Minnesota |
| 54 | Charley Hanson | 59 | Head | Labor | Norway |
| 55 | Jennie Hanson | 55 | Wife | None | Norway |
| 56 | Herman Hanson | 27 | Son | Mechanic | Minnesota |
| 57 | Clarence Hanson | 24 | Son | Plumber | Minnesota |
| 58 | Hugh Hagman | 75 | Lodger | Labor | New York |
| 59 | Mary Swift | 78 | Head | None | New York |
| 60 | Edward Larson | 40 | Head | Building | Minnesota |
| 61 | Margaret Redding | 68 | Head | Dressmaking | Illinois |
| 62 | Albert Findley | 43 | Lodger | Labor | Sweden |
| 63 | Ole O. Hagen | 57 | Head | Labor | Norway |
| 64 | Mary Hagen | 50 | Wife | None | Minnesota |
| 65 | Melvin Hagen | 25 | Son | Labor | Minnesota |
| 66 | Norman Hagen | 18 | Son | Labor | Minnesota |
| 67 | Clifford Hagen | 16 | Son | None | Minnesota |
| 68 | Edwin Hagen | 12 | Son | None | Minnesota |
| 69 | Lillian Hagen | 4 | Daughter | None | Minnesota |
| 70 | Iver M. Larson | 79 | Head | None | Norway |
| 71 | Louise C. Larson | 55 | Daughter | House Work | Illinois |
| 72 | Irene G. Larson | 16 | Granddaughter | House Work | Illinois |
| 73 | Samuel Guffan | 40 | Head | Box Factory | Russia |
| 74 | Eva Guffan | 37 | Wife | None | Rumania |
| 75 | Rose B. Guffan | 10 | Daughter | None | Minnesota |
| 76 | Thelma Guffan | 7 | Daughter | None | Minnesota |
| 77 | Jack C. Guffan | 5 | Son | None | Minnesota |
| 78 | Rebecca Robinett | 58 | Mother-in-law | None | Rumania |
| 79 | Minnie Smith | 51 | Head | None | Russia |
| 80 | Selma M. Smith | 20 | Daughter | None | Canada |
| 81 | Paul V. Smith | 16 | Son | None | Canada |
| 82 | Charles Smith | 18 | Son | Truck Driver | Canada |
| 83 | Rudolph Blum | 43 | Boarder | Concession | Russia |
| 84 | Max M. Miller | 60 | Boarder | Carpenter | Russia |
| 85 | John Sheep | 48 | Boarder | Labor | Russia |
| 86 | Christ Thompson | 50 | Boarder | Mechanic | Russia |
| 87 | August Baltic | 45 | Boarder | Plasterer | Russia |
| 88 | Edward Harrington | 62 | Head | Labor | Iowa |
| 89 | Nellie C. Harrington | 58 | Wife | None | Minnesota |
| 90 | Joseph G. Harrington | 29 | Son | Labor | Minnesota |
| 91 | Mary H. Harrington THIS PERSON | 26 | Daughter | Telephone | Minnesota |
| 92 | Mike Jake | 43 | Head | House Keeper | Austria |
| 93 | Milka Jake | 40 | Wife | None | Austria |
| 94 | Anna G. Jake | 18 | Daughter | None | Minnesota |
| 95 | Nick G. Jake | 15 | Son | None | Minnesota |
| 96 | Mary Jake | 14 | Daughter | None | Minnesota |
| 97 | Elizabeth Jake | 8 | Daughter | None | Minnesota |
| 98 | Ella Espland | 34 | Head | None | Wisconsin |
| 99 | Knefling Roland Espland | 13 | Son | None | Wisconsin |
| 100 | Will Jack Espland | 43 | Boarder | Labor | S. Carolina |
Pedigree Summary
Mary + 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)