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CA area data

Walnut Grove, CA

Walnut Grove, CA.

Population: 2,431 (Census ACS)

The typical home value in Walnut Grove, CA is $546,984 — up 2.6% over the past year. Homes sell for a median $1.15M after a median 215 days on market. 1 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with drought, earthquake, inland flooding the top-rated hazards. Cost of living is 10.7% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$546,984

Typical home value

+2.6%

1-year change

215

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Typical home value
$546,984
1-year appreciation
+2.6%
3-year appreciation
+3.5%
5-year appreciation
+2.8%
10-year appreciation
+52.7%
Peak value since 2000 (Jun 2022)
$579,039
House Price Index (state)
423.4 (-0.3% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$1.15M
Median list price
$468,000
Median price per sqft
$379
1-year sale-price change
+296.6%
Median days on market
215 days
Homes sold (recent period)
1
For-sale inventory
13
Sale-to-list ratio
104.6%
Active listings
14
1-year forecast
+0.1%

Source: recent area sales and market data (ZIP-level)

Rents

Studio fair-market rent
$1,742/mo
1BR fair-market rent
$1,793/mo
2BR fair-market rent
$2,201/mo
3BR fair-market rent
$2,887/mo
4BR fair-market rent
$3,329/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (High)
110.7 (100 = US avg)
Electricity rate (state-level)
32.5¢/kWh
Natural gas rate (state-level)
$22.00/MCF
30-year mortgage rate (national)
7.40%
15-year mortgage rate (national)
6.73%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
1
Elementary schools
1
Middle schools
0
High schools
0
Avg student-teacher ratio
16.4 : 1
Schools include
Walnut Grove Elementary

Source: NCES school directory, 2024-25 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
drought, earthquake, inland flooding, heat wave, lightning
Notable hazard ratings (county)
drought: Relatively High · earthquake: Relatively High · inland flooding: Relatively High · tornado: Relatively Moderate · heat wave: Relatively Moderate · wildfire: Relatively Moderate
Most common flood zone among NFIP claims
Zone A
NFIP flood claims on record
135
Wildfire risk to homes (county)
Higher than 77% of US counties
Buildings in wildfire direct-exposure zone
10.2%
Radon potential (county)
Low radon potential — EPA Zone 3 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Travis Air Force Base (17.7 mi)
Flood zones vary by property. Look up a specific address on the FEMA Flood Map Service Center.
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA NFIP flood-insurance claims (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
58.0°F
Average high
67.0°F
Average low
50.0°F
Annual precipitation
26.1 in
Annual snowfall
0.7 in
USDA plant hardiness zone
9b (extreme annual low 25 to 30°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
49
Days with Good air quality
198
Days with Moderate air quality
162
Highest AQI recorded (year)
122

Source: EPA annual air quality index (county-level)

Walkability & transit

Walkability index
6.7 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
14,745
Jobs reachable by transit (45 min)
15,836

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
10
Nearest national park
Port Chicago Naval Magazine National Memorial (25 mi)
National parks include
Port Chicago Naval Magazine National Memorial, John Muir National Historic Site, Eugene O'Neill National Historic Site
Airports within 30 mi
37
Nearest airport
Rio Vista Municipal Airport (5 mi)
Nearest major airport
Travis Air Force Base (SUU) (17 mi)
Hospitals in or near this ZIP
57
Hospitals include
ST ROSE HOSPITAL, PROVIDENCE QUEEN OF THE VALLEY MEDICAL CENTER, DEPT OF STATE HOSPITALS - NAPA
Avg hospital rating (CMS)
3.2 / 5
Best hospital rating nearby (CMS)
5.0 / 5
EV charging stations (within 10 mi)
105
Solar radiation rating
Good (5.0 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data (same ZIP, else within ~40 mi) · DOE/NREL (proximity-based)

Migration

Net migration (county)
-5,111 tax filers

Source: IRS SOI county-to-county migration (county-level; published with a multi-year lag)

Housing stock

Median year housing built
1946
Housing built before 1970
67.0%
Housing built 2000 or later
10.6%
Median annual property tax
$4,452
Mean commute to work
30 min
Households with broadband internet
54.9%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
534,092
Average weekly wage
$1,387
Top industries (by employment)
Health Care, Accommodation & Food, Construction
Annual residential building permits (county)
6,561

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

Walnut GroveState medianUS median
Typical home value$546,984$695,380$288,527
Median sale price$1.15M$696,000$325,000
Median days on market215 days39 days51 days
Median annual property tax$4,452$4,533$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the typical home value in Walnut Grove, CA?
$546,984.
What is the median sale price in Walnut Grove, CA?
$1.15M.
How long do homes take to sell in Walnut Grove, CA?
Median days on market: 215 days.
What is typical rent in Walnut Grove, CA?
2-bedroom fair-market rent: $2,201/month (HUD FMR — a 40th-percentile regulatory reference, not market-observed).
What is the natural-hazard risk in Walnut Grove, CA?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: drought, earthquake, inland flooding, heat wave, lightning.
Is Walnut Grove, CA in a flood zone?
Flood zones vary by property within Walnut Grove, CA. 135 FEMA flood-insurance (NFIP) claims are on record; the most common zone among them is A. Check a specific address on the FEMA Flood Map Service Center.
What is the wildfire risk in Walnut Grove, CA?
Risk to homes is higher than 77% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Walnut Grove, CA?
Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Walnut Grove, CA?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Walnut Grove, CA?
1 schools (1 elementary) (NCES, 2024-25).
Is Walnut Grove, CA walkable?
Walkability index: 6.7/20 (EPA Smart Location Database).
What is the air quality in Walnut Grove, CA?
Good. Median AQI: 49. (EPA AQI).
What is the cost of living in Walnut Grove, CA?
Regional Price Parity: 110.7 (100 = US average) (High) (BEA RPP, metro/state-level).

ZIP code for Walnut Grove

Listing a home in Walnut Grove, CA?

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Data last updated

Most recent source refresh: Oct 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents