Three Springs is a guard-gated luxury enclave within the larger North Ranch community in Thousand Oaks, representing one of the most exclusive residential addresses in the Conejo Valley. Built primarily during the mid-1980s, this roughly 80-home tract combines custom and semi-custom architecture on estates ranging from 0.4 to 1.2 acres, with homes typically spanning 3,500 to 7,500 square feet. In 2026, three springs north ranch properties trade in the $2.4M to $5M+ range, depending on construction vintage, renovation status, and lot premium. For buyers seeking architectural distinction, gated privacy, and proximity to Amgen's offices and the 101 Freeway, Three Springs offers distinct positioning versus its nearby competitors—though fire-zone classification, insurance complexity, and age-related renovation costs demand careful due diligence.
Community Layout and Architectural Character
Three Springs occupies a hillside location within North Ranch, accessed through a gated entrance staffed or monitored during peak hours. The tract name references three natural springs historically present on the property. The neighborhood follows a winding street pattern that climbs north-facing slopes, creating lot elevations and sightlines that differ substantially from flat coastal communities. Most homes sit on slightly elevated pads relative to street grade, and many command views of the Conejo Valley or western ridgelines depending on orientation and maturity of landscape screening.
Architectural styles cluster around Mediterranean, Tuscan, and Spanish Revival aesthetics—a design direction that was standard for luxury Conejo Valley tracts of that era and remains consistent across the neighborhood. Stone exteriors, barrel-tile roofing, arched entries, and courtyards are common visual elements. Homes built in the mid-to-late 1980s show proportional, horizontally-massed elevations typical of that period; later builds within the tract tend to be slightly taller, with more dramatic entry compositions. Consistency of style is reinforced—though not rigidly mandated—by architectural review guidelines and peer precedent.
Lot Sizes, Home Sizes, and Current Pricing
Typical lot sizes range from 0.4 acres on tighter sites to 1.2 acres on premium north-slope or panoramic-view parcels. A 0.5-acre parcel is representative for the tract. Home sizes cluster between 3,500 and 7,500 square feet, with the modal home sitting around 4,500 to 5,200 square feet. Lot premiums exist for north-slope orientation (fewer homes to the north create view and privacy corridors) and for mid-tract elevation (some higher-elevation sites in Three Springs capture longer sightlines).
As of 2026, Three Springs inventory typically lists between $2.4M and $5M+. Median pricing in recent sales ranges from approximately $2.8M to $3.2M for updated 4,500 sf homes on 0.5-acre lots; $3.5M to $4.2M for premium sites or larger footprints; and $4.5M+ for one-of-a-kind custom builds with recent comprehensive renovations or exceptional lot premiums. Average price per square foot ranges from roughly $620 to $750 depending on age, condition, lot size, and view. Days on market (DOM) for well-positioned, move-in-ready homes typically ranges from 45 to 75 days; dated, unrenovated inventory may extend to 100+ days or require price reduction.
HOA Structure, Fees, and Water-Conservation Covenants
Three Springs operates under a Homeowners Association with monthly fees ranging from $400 to $700, depending on lot size, view status, and any common-area assessments. Fees typically cover gate staffing/monitoring, common landscaping and hardscape maintenance, security patrols, liability insurance, architectural review administration, and reserve contributions. Three Springs does not typically levy Mello-Roos special taxes (unlike some newer North Ranch phases), so HOA fees represent the principal recurring assessment.
Water conservation is a foundational HOA covenant. The neighborhood operates under a strict plant-approval list and drought-tolerant design protocols that reflect Ventura County water-rationing history and Thousand Oaks Municipal Code restrictions. Turf grass is limited to small personal use areas; front and side yards must use native oaks, drought-resistant shrubs (California lilac, manzanita, sage, juniper), decomposed-granite mulch, and hardscape. Approved plant lists are available from the HOA and strictly enforced during architectural review. Landscape modifications require HOA approval; violations can incur fines.
Pool and hardscape design modifications also require HOA review and approval. Most Three Springs homes feature resort-style pools with decking, spas, and fire features, but any expansion, redesign, or equipment upgrades must be pre-approved. The review process typically takes 3–4 weeks and requires detailed plans showing materials, colors, elevation drawings, and water-feature specifications. Planter walls, pergolas, shade structures, exterior stucco repairs, and roof replacements are similarly subject to review and must match or complement the original architectural language of the home.
Schools and Educational Zoning
Three Springs is zoned to Westlake High School, the flagship secondary school in the Westlake and Thousand Oaks area, with strong academic programs and extracurricular breadth. Westlake typically ranks in the top 10% of California public schools on standardized measures, with college-acceptance rates and course rigor reflecting that standing. The school serves grades 9–12 and draws students from North Ranch, West Thousand Oaks, and adjacent residential tracts. Feeder middle school is traditionally Westlake Middle School; elementary feeders include Lang Ranch Elementary (east side of North Ranch, typically rated as a top school in the district) and other elementary sites depending on exact address within the tract.
GreatSchools ratings for Westlake High consistently reflect 8 or 9 out of 10 in academic performance. College-ready coursework, AP offerings, and STEM programs are robust. Commute times from Three Springs to Westlake High are approximately 8–12 minutes by car, with school transportation also available. Families should confirm exact elementary-school assignment at property purchase time, as lines of demarcation within North Ranch occasionally shift with enrollment patterns.
Commute and Location Advantages
Three Springs sits approximately 1.2 miles south of the 101 Freeway (via Kanan Dume Road or Westlake Boulevard), placing the tract roughly 12–18 minutes from the Amgen Doheny campus in Thousand Oaks (prime commute for life-sciences professionals). Access to the 101 Freeway northbound reaches Santa Barbara, San Luis Obispo, and beyond in roughly 50 minutes; southbound access to the Conejo grade, 405 interchange, and greater Los Angeles averages 45–60 minutes depending on traffic and exact destination. Westlake Boulevard, running east-west through North Ranch, provides secondary commute access to Newbury Park, Ojai, and Malibu-area destinations.
On-site or adjacent to Three Springs, limited shopping and dining exists; however, Thousand Oaks Parkway (about 2 miles south) hosts Westlake Forum shopping center, anchored by Trader Joe's, Pavilions, and assorted restaurants and services. The trek to broader retail or dining typically requires 10–15 minutes by car. Equestrian trails, hiking paths, and undeveloped open space abut or surround the tract, offering recreational amenities without formal listing.
Fire Zone, Insurance, and Risk Management
Three Springs is classified as a Very High Fire Hazard Severity Zone (VHFSZ) due to its north-slope position within the Conejo Ridge interface zone. Santa Ana wind patterns, chaparral fuel loads, and historical fire perimeters (most recently the Woolsey Fire of 2018, which burned portions of western Thousand Oaks) define the risk profile. Homes in this zone face higher insurance costs and may be subject to seasonal water-supply or fire-suppression constraints during extreme-weather periods.
Homeowners insurance in Three Springs is challenging. Most primary carriers either decline VHFSZ properties outright or apply significant surcharges (30–50% premium increases versus non-VHFSZ properties). Many Three Springs homeowners carry primary coverage through the California FAIR Plan, a state insurer of last resort, often paired with a Difference in Conditions (DIC) wrapper policy for additional limits or exclusions. FAIR Plan policies are typically 15–30% more expensive than voluntary-market premiums for equivalent coverage and often exclude coverage for personal property, equipment, or loss-of-use provisions. Buyers must budget $3,000–$6,000 annually for insurance on a $3.5M home, versus $1,500–$2,500 for equivalent properties outside VHFSZ.
Defensible space maintenance—clearing dead brush, removing lower tree branches, maintaining gutters, and thinning chaparral within 100 feet of structures—is mandatory under Ventura County Code and annually inspected by fire agencies. Violations incur fines and can result in forced remediation at owner cost. The HOA typically enforces these standards as secondary enforcement. Fire-suppression infrastructure, including hydrant spacing and water-main capacity, is present throughout Three Springs, though during drought conditions or high fire-risk periods, flow rates may be impacted by competing municipal demands.
Comparison to Neighboring Luxury Enclaves
Three Springs competes directly with The Estates at North Ranch (south-facing, 1980s vintage, similar pricing, lower fire-zone risk due to proximity to developed areas) and Country Club Estates (adjacent enclave, slightly older average construction, traditional club amenities). Versus The Estates at North Ranch, Three Springs commands a slight premium for newer construction and gated-community perceptions; the trade-off is higher fire-risk insurance costs and north-slope orientation (fewer homes to the north create privacy but also less passive solar gain in winter and greater exposure to Santa Ana winds). Versus Country Club Estates, Three Springs differs in security model (true guard-gated versus common-area gating) and median price point (typically $300K–$500K higher).
Outside North Ranch, Three Springs also competes with gate-community neighborhoods in Westlake Village (e.g., Sherwood Country Club) and Agoura Hills (e.g., Summit). Westlake Village properties tend to be newer (1990s–2000s), larger in average footprint, and higher in price per square foot ($800–$950), reflecting newer construction and lower fire-zone risk. Agoura Hills gated communities offer greater lot sizes and more dramatic elevation but longer commute times to central Thousand Oaks/Amgen corridors.
Buyer Due-Diligence Checklist
Prospective Three Springs buyers should prioritize the following items: (1) Obtain a current structural pest-control inspection and general home inspection; homes built in the mid-1980s are now 40+ years old and may harbor deferred maintenance in roof membranes, plumbing, HVAC, electrical panels, and grading. (2) Request seller disclosure regarding any prior fire-related insurance claims, water damage, or structural repairs. (3) Verify the most recent architectural review approval for all visible modifications (pools, hardscape, exterior paint, landscape); undocumented changes can trigger HOA enforcement or difficulty with future refinancing. (4) Confirm current insurance availability and obtain a specific-property insurance quotation through a broker with VHFSZ experience; do not assume voluntary-market rates. (5) Review the HOA financial statements, reserve studies, and any pending special assessments or capital projects. (6) Evaluate the age and condition of major systems: roof (lifespan 20–25 years; mid-1980s roofs are near or past replacement), water heater, HVAC, electrical panel, and plumbing. (7) Understand lot-premium context: compare the subject property's lot size, elevation, and view opportunity to sold comparables in the tract to validate pricing.
For unrenovated or dated inventory, buyers should model full-system replacement costs (roof, HVAC, plumbing, electrical panel, stucco repair, landscape/hardscape overhaul) and compare the total replacement-cost plus purchase price to move-in-ready comps. A $2.9M three-bedroom with 1980s-original finishes may require $400K–$600K in capital improvements (roof, kitchen, bathrooms, systems) to reach equivalent utility as a $3.4M recently updated home on the same block; the premium for deferred-purchase convenience is real.
Seller Positioning and Market Strategy
Sellers in Three Springs benefit from emphasizing gated security, architectural consistency, water-conservation HOA governance, and the tract's prime location relative to Amgen commute corridors. Strong positioning highlights schools (Westlake High, Lang Ranch Elementary rankings), views, privacy, and the enclave's 40+ year track record of stability and capital appreciation. Marketing should acknowledge fire-zone reality (insurance cost transparency builds buyer confidence) and stress defensible-space compliance, fire-suppression infrastructure, and comprehensive insurance solutions.
Pricing should reflect age, condition, and lot premium transparently. Homes with recent comprehensive updates (new roof, HVAC, kitchen, bathrooms, pool) support asking prices at the upper range of comparables; mid-condition or original-system homes should anchor to more conservative comps with clear disclosure of deferred-maintenance opportunities. Declining to disclose fire-zone or insurance complexity weakens buyer confidence and often extends DOM; transparency and proactive education accelerate sales in VHFSZ tracts.
Frequently Asked Questions
What is the typical HOA fee in Three Springs, and what does it cover?
Monthly HOA fees range from $400 to $700 depending on lot size and view status. Fees cover gate staffing, common landscaping, security patrols, liability insurance, architectural review, and reserve contributions. There are typically no Mello-Roos special taxes. Buyers should request the current budget and reserve study from the HOA to verify fee stability and anticipate future increases.
Are homes in Three Springs prone to fire risk, and how does that affect insurance?
Yes, Three Springs is in a Very High Fire Hazard Severity Zone due to its north-slope location and chaparral interface. Insurance is significantly more expensive—typically $3,000–$6,000 annually—and many homes are insured through the California FAIR Plan with a DIC wrapper. Buyers must obtain specific property insurance quotations and factor insurance costs into total ownership expense. Defensible space maintenance is mandatory.
What are the schools for Three Springs, and are they highly rated?
Three Springs feeds to Westlake High School (ranked in the top 10% of California public schools on academic measures), and typically to Lang Ranch Elementary for younger students. Both schools carry strong GreatSchools ratings (8–9 out of 10) and offer robust college-prep and extracurricular programs. Commute to Westlake High is approximately 10–15 minutes from most homes in the tract.
How far is Three Springs from Amgen and the 101 Freeway?
Three Springs sits about 1.2 miles south of the 101 Freeway (12–18 minutes' drive via Kanan Dume or Westlake Boulevard) and approximately 12–18 minutes from Amgen's Doheny campus by vehicle. Northbound 101 access reaches Santa Barbara in roughly 50 minutes; southbound reaches the 405 and greater Los Angeles in 45–60 minutes depending on traffic.
What are the typical home sizes and lot sizes in Three Springs?
Homes in Three Springs typically range from 3,500 to 7,500 square feet, with the modal home around 4,500–5,200 sf. Lot sizes range from 0.4 to 1.2 acres, with 0.5 acres representative. Larger or elevated lots command premiums relative to smaller or lower-elevation sites.
How does Three Springs compare to The Estates at North Ranch and Country Club Estates?
All three are 1980s-era luxury enclaves within North Ranch with Mediterranean/Tuscan architecture and similar price ranges ($2.4M–$5M+). Three Springs offers gated security and newer-average construction but higher fire-zone insurance costs. The Estates is slightly lower-premium and south-facing (lower fire risk). Country Club Estates is typically older and includes traditional club amenities. The Estates and Three Springs dominate the mid-range Three Springs price band; Country Club Estates tends toward $2.6M–$3.8M.
What water-conservation rules apply to Three Springs?
Three Springs enforces strict water-conservation covenants: turf grass is limited to small personal use areas, front and side yards must feature native oaks and drought-resistant shrubs (California lilac, sage, manzanita, juniper), and all landscape modifications require HOA approval via a plant-approval list. Violations incur fines. The HOA also reviews pool, hardscape, and exterior design changes (3–4 week approval timeline).
What is the typical price range for homes in Three Springs in 2026?
Three Springs homes typically trade between $2.4M and $5M+. Median pricing is approximately $2.8M–$3.2M for well-updated 4,500 sf homes on 0.5-acre lots; $3.5M–$4.2M for premium sites or larger homes; and $4.5M+ for exceptional custom builds or top-of-tract properties. Price per square foot ranges from $620–$750 depending on age, condition, and lot premium. Days on market for move-in-ready homes average 45–75 days.
