Property
Identity
listing_id / zpid / mls_id
Platform-native listing ID (Zillow ZPID, Redfin ID), MLS
listing number, and our normalised cross-platform listing ID. MLS-level matching is the foundation of
every real estate data intelligence use case — ensuring you're tracking the same 3-bed Austin home
across Zillow, Redfin, and Realtor.com without duplicate records.
"zpid": "88421030", "mls": "TX-2024-8821"
Property
Identity
address / city / state / zip / parcel_id
Full standardised US address including street number,
city, state, ZIP+4, and county parcel/APN identifier. Parcel IDs enable cross-referencing against county
assessor records, tax liens, permit history, and foreclosure registries beyond what listing platforms
expose.
"2847 Maple Grove Dr, Austin, TX 78741"
Property
Identity
property_type / listing_type
Property type (Single Family, Condo, Townhouse,
Multi-Family, Land, Commercial, Industrial, Mixed-Use) and listing type (For Sale, For Rent, Recently
Sold, Off-Market, Foreclosure, Auction). Both fields normalised across all 50+ source platforms.
"type": "Single Family", "listing": "For Sale"
Property
Identity
geo_coordinates / neighborhood
Verified lat/lng with sub-50m accuracy plus
neighbourhood name mapped to a standardised US neighbourhood taxonomy of 20,000+ named areas. Enables
proximity analysis, school district mapping, and hyperlocal market segmentation by neighbourhood.
{"lat":30.2672,"lng":-97.7431,"nbhd":"East Austin"}
Property
Identity
year_built / lot_size / structure_type
Year of construction, lot size in acres and square feet,
and structure type (Stick Built, Modular, Manufactured). Year built and lot size are essential for
comparable sales analysis and AVM (Automated Valuation Model) feature engineering.
"year_built": 2018, "lot_sqft": 6534
Property
Identity
images[] / virtual_tour_url
All listing photo URLs in display order plus virtual
tour and 3D walkthrough links where available. Property images are used for computer vision
applications, listing quality scoring, and neighbourhood visual analysis across ZIP codes.
"image_count": 34, "has_3d_tour": true
Pricing
price_usd / price_per_sqft
Current asking price and price per square foot in USD.
Timestamped to the minute. The most fundamental field in real estate data intelligence — tracked across
Zillow, Redfin, and Realtor.com simultaneously so you capture all listing price discrepancies between
platforms.
"price_usd": 649000, "price_per_sqft": 312
Pricing
price_history[] / price_reduced
Full price change history with timestamps, the original
listing price, and a boolean flag for current price reduction status. Price reduction signals are among
the most actionable real estate data insights — indicating motivated sellers and enabling buy-side
negotiation intelligence.
[{"date":"2025-05-01","price":679000}]
Pricing
zestimate / estimated_value / avm
Zillow Zestimate, Redfin Estimate, and our proprietary
AVM cross-platform value estimate alongside the listing price. The spread between asking price and AVM
is the most widely used deal-screening signal in proptech and iBuyer applications.
"zestimate": 661000, "redfin_est": 658000
Pricing
days_on_market / list_date
Number of days since first listed on MLS and the
original list date. Days on market is the most important market velocity signal in real estate — a
property at 60+ DOM in a 15-DOM market is a motivated seller or overpriced asset, detectable only with
real-time data scraping.
"dom": 12, "list_date": "2025-05-23"
Pricing
last_sold_price / last_sold_date
Most recent recorded sale price and transaction date
from county deed records. The spread between last sale and current asking price reveals the seller's
equity position, investment holding period, and gain — critical for pre-foreclosure and motivated seller
analysis.
"last_sold": 490000, "sold_date": "2021-08-14"
Property
Features
bedrooms / bathrooms / sqft
Bedroom count, full and half bathroom count, and total
living area square footage as listed. These three fields are the primary comp-filtering dimensions for
every residential real estate valuation and investment screening application.
"beds": 4, "baths": 3, "sqft": 2081
Property
Features
garage / parking / pool / basement
Garage spaces, parking type (attached, detached,
street), pool presence and type, and basement size in square feet. These amenity fields are major value
drivers in AVM models and comp filtering for residential investment analysis.
{"garage": 2, "pool": true, "basement_sqft": 800}
Property
Features
hoa_fee_monthly / hoa_name
Monthly HOA fee and association name where applicable.
HOA fees are a critical but often-overlooked affordability input — a $195/month HOA adds $70,200 to a
30-year ownership cost. This field enables true total-cost-of-ownership comparison across comparable
listings.
"hoa_monthly": 195, "hoa_name": "Maple Grove HOA"
Property
Features
heating / cooling / utilities
Heating system type (Gas Forced Air, Electric Heat Pump,
Radiant), cooling type (Central AC, Mini Split), and disclosed utility costs where available. Used in
operating cost modelling for rental investment analysis and energy efficiency scoring.
"heating": "Gas Forced Air", "cooling": "Central AC"
Market
Intelligence
median_price_zip / price_trend_pct
Current median listing price for the property's ZIP code
and the 90-day price trend percentage. ZIP-level market data contextualises every individual listing —
enabling instant comparison of a property's asking price against its micro-market median.
"zip_median": 582000, "trend_90d": +4.2
Market
Intelligence
inventory_count / months_of_supply
Active listing count and months of supply for the
property's ZIP code and property type. Months of supply below 3.0 indicates a seller's market; above 6.0
is a buyer's market. This real-time market indicator is unavailable from static datasets and requires
live data scraping.
"inventory": 847, "months_supply": 2.1
Market
Intelligence
absorption_rate / avg_dom_zip
ZIP-level absorption rate (percentage of available homes
sold per month) and average days on market for comparable sold properties. These two metrics together
define market velocity — the most important signal for pricing strategy and offer timing in any US real
estate market.
"absorption_rate": 18.4, "avg_dom": 22
Market
Intelligence
walkability_score / school_ratings
Walk Score, Transit Score, and Bike Score per property
address. Elementary, middle, and high school GreatSchools ratings for the assigned school district. Two
of the most frequently searched consumer filters and critical value drivers in residential real estate
pricing models.
{"walk_score": 82, "school_rating": 8}
Rental
Intelligence
rent_estimate_monthly / rental_yield
Market rent estimate in USD/month derived from Zillow
Rent Zestimate, comparable active rental listings, and our proprietary rental comp model. Gross rental
yield calculated as annual rent divided by purchase price — the primary cash-flow screening metric for
real estate investors.
"rent_est": 2850, "gross_yield_pct": 5.3
Rental
Intelligence
cap_rate / cash_on_cash / noi
Calculated cap rate (NOI / market value), cash-on-cash
return estimate, and Net Operating Income assuming market rent and standard expense ratios. These three
fields are the core underwriting inputs for every US real estate investment analysis workflow.
"cap_rate_pct": 4.8, "noi_annual": 31200
Rental
Intelligence
rental_comps[] / vacancy_rate_zip
Array of comparable active rental listings within 0.5
miles with per-unit rent, bedrooms, and square footage. ZIP-level vacancy rate sourced from census and
listing data. Both fields are essential inputs for rental income confidence interval modelling.
"vacancy_rate_pct": 4.2, "comps_count": 12
Tax &
Legal
tax_assessed_value / annual_tax_usd
County assessor's current assessed value and last annual
property tax bill in USD. Tax bill is a recurring operating cost that meaningfully impacts net ROI for
investors — especially in high-tax states like New Jersey, Illinois, and Connecticut where effective
rates exceed 2%.
"assessed_value": 598000, "annual_tax": 11240
Tax &
Legal
foreclosure_status / lien_indicators
Pre-foreclosure, auction, and REO (bank-owned) status
from RealtyTrac and county courthouse records. Tax lien and mechanic's lien indicator flags. These
distressed property signals are the foundation of fix-and-flip deal sourcing and wholesale real estate
investment strategies.
"foreclosure_stage": "Pre-Foreclosure"
Agent &
Brokerage
listing_agent / brokerage / license_id
Listing agent full name, brokerage name, phone number,
email, and state license ID. This agent contact data is the primary lead intelligence field for mortgage
lenders, title companies, and real estate service providers targeting active listing agents.
"agent": "Sarah M. Torres", "brokerage": "Keller
Williams"
Agent &
Brokerage
agent_listings_active / agent_sales_ytd
Count of the listing agent's currently active listings
and year-to-date closed sales volume. Agent productivity metrics enable ranking and scoring of agents by
market share — the core data feed for agent recruitment, lender marketing, and title company business
development.
"active_listings": 8, "ytd_sales": 14
Market Intelligence
new_listings_7d / pending_sales_7d
Newly listed properties and pending sales within the property's ZIP code over the last 7 days. These
high-frequency supply and demand signals provide an early view of market momentum, inventory changes,
and buyer activity before broader housing market reports are released.
"new_listings_7d": 128, "pending_sales_7d": 94
Property Condition & Renovation
renovation_year / condition_score / remodel_flags
Most recent renovation year, standardised property condition score, and indicators for major upgrades
including kitchens, bathrooms, roofing, HVAC, and energy-efficiency improvements. Renovation status is a
key factor in valuation, buyer demand, and investment underwriting.
{"condition_score": 8.7, "kitchen_remodel": true, "roof_replaced": 2022}
Environmental & Risk Intelligence
flood_zone / wildfire_risk / fema_risk_score
FEMA flood zone classification, wildfire exposure level, and overall environmental risk score. These
factors influence insurance costs, financing eligibility, and long-term property value, making them
essential for investment and underwriting workflows.
{"flood_zone":"AE","wildfire_risk":
"Low","risk_score":32}
Mortgage & Affordability
estimated_payment / interest_rate / affordability_index
Estimated monthly mortgage payment, prevailing interest rate assumptions, and affordability score. These
metrics help evaluate purchasing power, financing costs, and demand sensitivity across changing market
conditions.
{"monthly_payment":4218,"rate_pct":6.25,
"affordability_index":74}
