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Compare towns

Walnut vs Diamond Bar

3 miles apart. The biggest differences: trails (4× in Walnut) and rent (+27% in Walnut).

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Walnut, CAKnown for its schoolsCalifornia · 27,611 people
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Diamond Bar, CAKnown for its schoolsCalifornia · 53,355 people
Where each one shines

Two towns, two different strengths

What each town does better than most of its state (not better than each other). Tap one to see the page behind it.

The biggest differences

Where they differ most

The rows below where the towns are furthest apart, beyond the Census margin of error. The full table is further down.

★ What stands out · Monthly cost

A typical home costs $1,000 more a month in Walnut

A typical home in each town, bought with 20% down at 6.3% for 30 years, plus property tax at the town’s own rate and insurance. Change the numbers to fit you.

Walnut$6,900/mo
Typical home $1.17M (Zillow) · tax rate 0.78% · or rent about $3,202/mo · Housing →
Diamond Bar$5,900/mo
Typical home $1.01M (Zillow) · tax rate 0.74% · or rent about $2,521/mo · Housing →

The difference: $1,000 a month, about $11,900 a year, between Walnut and Diamond Bar.

Estimates, not a quote: your price, rate, tax bill and insurance will differ. Tax rate = the Census median tax bill over the median home value.

Report cards

Walnut places higher on 13 of 22 CA lists

Our letter grades for safety, schools and health, then every California ranking list both towns are on. A grade is one measure; read the page behind it.

Life in each

What daily life feels like in each

The weather, the land, the history and the people, row by row. None of it is a grade: more snow is a plus to a skier.

Seasons
WalnutDiamond Bar
Snow a year0″0″
Hazard risk (U.S. pctl)87th85th
Outdoors & history
WalnutDiamond Bar
Trails28 mi7 mi
Conserved land9.4%4.3%
Settled19591989
Archive photos65
Famous people born here613
Community
WalnutDiamond Bar
Library hours a week40 hrs56 hrs
Colleges in town1—
Posts this month00
Neighbors joined00

A dot marks the most on each row. Climate: NOAA 1991–2020 normals at the nearest station. Hazard risk: FEMA National Risk Index, expected yearly damage vs U.S. towns.

Where they are

3 miles apart

And the people who already live in one and work in the other.

WalnutDiamond BarWalnutDiamond Bar
Walnut ↔ Diamond Bar3.3 miles apart
Who commutes between them
300 Walnut residents work in Diamond Bar (2.6% of its workers)
Work & commute in Walnut →
Everything, side by side

What matters to you?

Pick a few. Those rows jump to the top and the best fit on each is marked. There’s no overall score: what matters is up to you.

WalnutDiamond Bar
People
Population 27,611Lowest 53,355Highest
Growth since 20102010 → 2020 census -2.5%Lowest CA: +6.1% -0.8%Highest CA: +6.1%
Median age 46.8±1.7Highest 23% above CA 45.7±0.9Lowest 21% above CA
Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18 19.8%±1.9Highest CA: 22% 19%±1.5Lowest CA: 22%
Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.
Age 65+ 24%±1.9Highest CA: 15.7% 21%±1.5Lowest CA: 15.7%
Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+ 57.3%Highest CA: 37.1% 52.8%Lowest CA: 37.1%
Enrolled in collegeshare of residents 7.1%±1.2Lowest CA: 7.6% 9.2%±1Highest CA: 7.6%
Diamond Bar and Walnut are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian $129,449±$14kHighest 31% above CA $108,281±$7kLowest 9% above CA
Home valuemedian, owner-occupied $1,014,000±$38kHighest 38% above CA $902,200±$18kLowest 23% above CA
Rentmedian gross, monthly $3,202±$442Highest 57% above CA $2,521±$121Lowest 24% above CA
Property taxmedian, yearly $7,897Highest 54% above CA $6,634Lowest 29% above CA
Renters paying 30%+of income on rent 61.5%±6.7Lowest CA: 55.3% 65.1%±6.8Highest CA: 55.3%
Diamond Bar and Walnut are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line 10.1%Highest CA: 12% 10%Lowest CA: 12%
Housing
Homeownersof occupied homes 83.8%Highest CA: 55.9% 77.3%Lowest CA: 55.9%
Typical home builtmedian year 1982Highest 6 yrs newer than CA 1980Lowest 4 yrs newer than CA
Getting to work
Average commuteone way 34 minHighest 17% above CA 33 minLowest 16% above CA
Work from home 19.7%±2.7Highest CA: 17.2% 18.4%±2.2Lowest CA: 17.2%
Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.
Work in townworking residents 7.6%Lowest 8.1%Highest
Typical commute distancemedian, straight-line 14.8 mi 14.8 mi
Jobs per working residentover 1.5 = a job hub 0.79Lowest 0.80Highest
Top workplaceoutside town Los Angeles (14%)Los Angeles (12%)
Between these townsresidents who work in the others 3% work in Diamond BarFew work in Walnut
Outdoors
Conserved landshare of the town 9.4%Highest 4.3%Lowest
Trailsmapped miles 28.1 miHighest 7.0 miLowest
Trail densitymiles per sq mi 3.1 miHighest 0.5 miLowest
Parks & preservesnamed on the map 12 12
Street connectivityintersections per sq mi, a walkability measure 82.1Highest 66.9Lowest
Schools
Public school scoresrank in state, math + reading #31 of 574 in CA#21 of 574 in CA
School district Rowland Unified · Walnut Valley UnifiedPomona Unified · Walnut Valley Unified
High school in town Walnut HighDiamond Bar High
Students per teacherat that high school 23.2Lowest 26.0Highest
California average“±” Census margin of errorACS 2020–2024
Deciding?

Ask the people who live there

The numbers stop at the town line. Neighbors can tell you about the commute at 7am, the schools, the winters and the feel of the place.

Walnut neighborsTown Square →

Your question goes to Walnut’s Town Square.

Diamond Bar neighborsTown Square →

Your question goes to Diamond Bar’s Town Square.

Add a town

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Bordering Walnut

Towns like Walnut

Sources: U.S. Census Bureau American Community Survey 5-year estimates, 2010 & 2020 censuses, LEHD commute flows; Zillow Home Value Index; NCES Common Core of Data; FBI crime reporting; CDC PLACES; FEMA National Risk Index; NOAA U.S. Climate Normals 1991–2020; USGS PAD-US and OpenStreetMap. “±” is the Census margin of error; differences inside it are never called. Property tax is top-coded by the Census at $10,000+. There is no overall score: which town is better depends on what matters to you.

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