401(k) · DOL Form 5500 · 2023

Zillow Group, Inc. 401(k) Plan

Data updated 2026-08-25

$662M
Total assets Above avg plan size
5,644
Participants Above avg headcount
98th
Percentile by assets National rank
$117,215
Avg per participant Below avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Zillow Group 401(k) Plan · Sponsored by Zillow Group, Inc. · Washington · Real Estate

$662M in assets, 5,644 participants

Zillow Group, Inc.'s Zillow Group 401(k) Plan reported $662M in total assets and 5,644 participants in its 2023 DOL Form 5500 filing, ranking in the 98th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #4,715 in Real Estate (4,727 peers)

Coverage in Washington

Zillow Group 401(k) Plan covers 5,644 participants in Washington, 3.8x the typical Washington plan (state average ~1,476 per filing). Assets: $662M.

#4,715
in Real Estate (4,727 peers)
+37.8%
assets growth YoY
6.6×
vs typical plan assets (national mean)

Zillow Group 401(k) Plan's outsized position by total assets

Zillow Group 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$661,562,203 Top 2% higher than 98% of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Zillow Group 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Zillow Group 401(k) Plan lands in the large band (5,644 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Zillow Group 401(k) Plan reported net income rose from -$39M in the plan year 2022 filing to $181M in the plan year 2023 filing.
  • Zillow Group 401(k) Plan end-of-year assets rose from $480M in the plan year 2022 filing to $662M in the plan year 2023 filing.
  • Zillow Group 401(k) Plan reported participants fell from 7,799 in the plan year 2022 filing to 5,644 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 471645716 · Zillow Group, Inc. PY 2023 · 401(k)

Zillow Group 401(k) Plan · $662M · 5,644 · 98th

  • VS-ST $662M
  • VS-ST 5,644
  • VS-ST 98th
  • VS-ST 401(k)
  • VS-ST near Kelsey-Seybold 401(k) Plan
  • VS-ST ind #4715

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Real Estate retirement plans → · Plans in Washington →

Zillow Group 401(k) Plan in the asset neighbourhood

Envoy Air Inc. 401(k) Plan$662MZillow Group 401(k) Plan$662MKelsey-Seybold 401(k) Plan$661MWintrust Financial Corporation Retirement Savings PlanWintrust Financial Corporati…$661MUniversal Orlando 401(k) Retirement PlanUniversal Orlando 401(k) Ret…$661M
End-of-year total assets ($M) among Zillow Group 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Washington filing particulars

Total Assets (Beginning of Year)$480M
Net Assets (End of Year)$662M
Net Income$181M
Employer EIN471645716
Plan Effective Date2006-02-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Zillow Group, Inc.)

Sponsor-wide plan assets over time

All Zillow Group, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$850M 76.96425749289553% vs 2022
2024 filing year
$400M$600M$800M$1,000M 202220232024 $480M $850M ▲ +77.0%
Year Plans Participants Total Assets
2022 1 7,799 $480M
2023 1 5,644 $662M
2024 1 6,157 $850M

Nearby 401(k) Plans in Washington

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Zillow Group 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -20020406080 Total assets ($B) Participants Zillow Group 401(k) Plan, Total assets ($B): 0.661562203 · Participants: 5644Zillow Group 401(k) PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 72.246135158 · Participants: 128910The Boeing Company 401(k) Retirement PlanMicrosoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 53.225853429 · Participants: 123296Microsoft Corporation Savings Plus 401(k) PlanCostco 401(k) Retirement Plan, Total assets ($B): 33.384845813 · Participants: 192744Costco 401(k) Retirement PlanT-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust, Total assets ($B): 8.338937292 · Participants: 71538T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust401(k) Savings Plan, Total assets ($B): 8.118808679 · Participants: 87590401(k) Savings Plan
Zillow Group 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Zillow Group 401(k) Plan side-by-side with 3 peers →

Scale composition for Zillow Group 401(k) Plan

Zillow Group 401(k) Plan reports $662M in end-of-year assets across 5,644 participants (0.005% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.006% of 93,925,755 covered participants) - about $117,215 per participant (85% of the national average assets-per-participant) . Net income for plan year 2023 was $181M.

This plan identity (EIN 471645716, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $480M to $850M (+77.0%) while covered participants moved from 7,799 to 6,157 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 7,799 $480M Open filing
2023 5,644 $662M This page
2024 · index core 6,157 $850M Open filing

The same sponsor also keeps 1 other index-core plan on PlainRetire:

Zillow Group 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is Kelsey-Seybold 401(k) Plan in MN ($661M); by covered participants it is Igt 401(k) Retirement Savings Plan in RI (5,645 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($662M here).

Similar participant headcount

Nearest other-state filings by covered participants (5,644 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Zillow Group 401(k) Plan assets move in 2023? ▼
Zillow Group 401(k) Plan surged - up 37.8% during 2023, from $480M to $662M. Reported net income was $181M.
How have Zillow Group, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Zillow Group, Inc.'s sponsor-wide assets grew 77.0%, from $480M to $850M.
Where does Zillow Group 401(k) Plan rank by assets among Form 5500 filers? ▼
Zillow Group 401(k) Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Zillow Group 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Kelsey-Seybold 401(k) Plan in MN ($661M, 5,306 participants).
Which 401(k) plans cover a similar participant headcount to Zillow Group 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Igt 401(k) Retirement Savings Plan in RI (5,645 participants, $1.2B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 471645716.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.