South Africa
Derived only from currently loaded listing rows. Includes 13 sourced manual research rows, 0 synthetic rows, and 1 certified comparable priced real-estate rows.
Certified rows only
One documented asset type in the certified cohortAsset-type evidence
| Rows | Asset type | Median USD/m² | Depth |
|---|---|---|---|
| 1 | underground home | $671 | thin |
Diligence cues
Transfer / Legal Friction
Blockers, row notes, and dataset-scope cautions from the loaded evidence only.
Row-level jurisdiction notes
- Walkers Fruit Farms executive farm with underground bunkerBroader 122 ha farm package with multiple houses factories workshops and wildlife; bunker area and bunker-only value are not public
- Valmary Park bomb-proof house with 125 m2 underground bunkerProperty24 transparent source-health fetch now returns an HTTP 404 expired-listing response; retained as archived POA bunker-component evidence and not active supply
- Private Property Cullinan Outlying 430 ha game farm with military grade bunkerPrivate farm package requires proof of funds before viewing and the bunker is a feature of a broader game farm transfer
- Hopefield smallholding with earth-sheltered guest cottageOffer-pending smallholding page and broader-property price require broker verification before any market comparison
- Firolaz AH farm with bunker underground barActive farm listing with multiple residences farming infrastructure and a bunker or underground bar entertainment component
- Grootbrakhoogte farm with bunker wine cellarActive farm or smallholding listing with incomplete house and bunker component so completion scope and bunker specifications require buyer verification
- Fresnaye luxury house with hidden panic roomSecure-room evidence only; this is not an underground bunker and room specification is not certified in public text
- Lydenburg off-grid house with strong-room panic roomSecure-room evidence only; not a civil-defense shelter and technical hardening is not fully specified
Dataset scope flags
- Broader-property contamination11 loaded rows price the broader property rather than a separated shelter value.
- Transfer scope ambiguity12 loaded rows carry lease, usage-right, broader-property, non-transferable, or unknown transferability classes.
- Public-use or readiness context11 loaded rows sit in civil-defense, public-disposal, or liability-transfer lanes.
Listing distribution
13 sourced rows, 0 synthetic rows. Median values use only certified comparable source-backed real-estate rows with direct or converted underground area, defensible asking, sale, or auction prices, and acceptable current source health.
10 active sourced rows, 1 priced sourced USD/m² rows,1 comparable priced real-estate rows, and 0 priced rows excluded from the comparable cohort.
- Mixed Underground Asset
- Hardened Facility
- Underground Home
Source coverage
- South Africa manual research queue manual only
- South Africa public news archive research manual only
- Daily News Cape Town bunker-room archive manual only
- South Africa panic-room property manual review manual only
- South Africa Special Finds earth-connected property review manual only
- South Africa GameFarmEstates bunker-property review manual only
- Private Property Cullinan game-farm bunker blocker manual only
- South Africa Private Property bunker-component review manual only
- South Africa Property24 bunker-component review manual only
- South Africa Sothebys earth-sheltered blocker review manual only
- South Africa PropertyCentral earth-sheltered blocker review manual only
- South Africa ImmoAfrica bunker-farm blocker review manual only
- South Africa Property Connect bunker-home blocker review manual only
- South Africa earth-home and underground-cellar false-positive review manual only
Market value signal
thin priced evidence. Transferable RE median is $671 across 1 priced row; the country median across mixed lanes is $671* against a global comparable median of $1,382.
- Only one Transferable RE row is loaded; no country value band is assigned.
Data gaps
12 rows with price, 1 without price. 2 rows with underground area, 11 without underground area.
Research log: 16 included, 23 excluded, and 14 pending decisions for this country.
- 1 evidence rows are missing a stated price.
- 11 evidence rows are missing stated underground area.
- 1 evidence rows have blocked, paywalled, unreachable, or unknown source health.
Evidence mix
- Coverage
- Active Listing 10 / Archived Listing 2 / News Evidence 1
- Sources
- Marketplace 8 / Broker 4 / News Article 1
- Health
- Live 12 / Unreachable 1
The lane is the kind of buying, not whether you can buy. Most rows below are real listings or evidence; the badge tells you what type of transaction the row represents.
- Shelter built into a broader property. You buy the property, the shelter comes with it.
- Lifestyle undergroundUnderground or earth-sheltered home. Buyable like any house; hardening is usually below bunker grade.
South Africa listings
Synthetic rows are for product development only| Asset | Region | Market Type | USD/m² | Quality | Value | Status | Evidence |
|---|---|---|---|---|---|---|---|
| Walkers Fruit Farms executive farm with underground bunker | Gauteng | Price covers broader property — not a separable underground transfer | — | 47 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | Private Property listing offers a 122 ha Walkers Fruit Farms executive farm for R15495000 with 2500 m2 floor size and states the main house includes an underground bunker plus a 30 KVA generator workshops boreholes dams and other farm assets Live source / Partial evidence / Underground Component / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, area_basis. Broader 122 ha farm package with multiple houses factories workshops and wildlife; bunker area and bunker-only value are not public Private Property |
| Valmary Park bomb-proof house with 125 m2 underground bunker | Western Cape | Lifestyle underground | n/a | 51 | insufficient data | manual researcharchivedarchived listingunreachablerejectedhighinsufficient datamissing price | Property24 page evidence states a Valmary Park house has bomb-proof concrete construction and a large underground bunker usable as 125sqm storage beneath the house with 485 m2 floor size and 1934 m2 erf size Unreachable source / Partial evidence / Underground Component / Price On Request Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: listed_price. Property24 transparent source-health fetch now returns an HTTP 404 expired-listing response; retained as archived POA bunker-component evidence and not active supply Property24 |
| Private Property Cullinan Outlying 430 ha game farm with military grade bunker | Gauteng | Price covers broader property — not a separable underground transfer | — | 59 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | Private Property states R36000000 for a 430 ha Cullinan Outlying game farm and describes a military grade bunker worth R6.5mil with air and water filtrations satellite communication CCTV and teargas but gives no bunker floor area Live source / Supported evidence / Underground Component / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, area_basis. Private farm package requires proof of funds before viewing and the bunker is a feature of a broader game farm transfer Private Property |
| Hopefield smallholding with earth-sheltered guest cottage | Western Cape | Price covers broader property — not a separable underground transfer | — | 22 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | PropertyCentral page states R 2800000 offer pending for a Hopefield farm smallholding with building 200 m2 stand 6630 m2 and a unique earth-sheltered guest cottage about 110m from the house Live source / Supported evidence / Underground Component / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2. Offer-pending smallholding page and broader-property price require broker verification before any market comparison PropertyCentral |
| Firolaz AH farm with bunker underground bar | Gauteng | Price covers broader property — not a separable underground transfer | — | 37 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | ImmoAfrica page states ZAR 2850000 for a Firolaz AH farm between Rayton and Bronkhorstspruit with 7 hectares of arable land multiple residences borehole water tanks and a bonus feature described as Bunker underground bar with separate his and hers bathrooms Live source / Supported evidence / Underground Component / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, area_basis. Active farm listing with multiple residences farming infrastructure and a bunker or underground bar entertainment component ImmoAfrica |
| Grootbrakhoogte farm with bunker wine cellar | Western Cape | Price covers broader property — not a separable underground transfer | — | 0 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | Property Connect page states R 12500000 for 17 Hoogtepad Noord Grootbrakhoogte on 1.26 hectares with 444 m2 current area 590 square metres once completed including the attic and bunker and bunker ideal for wine cellar Live source / Supported evidence / Underground Component / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2. Active farm or smallholding listing with incomplete house and bunker component so completion scope and bunker specifications require buyer verification Property Connect |
| Fresnaye luxury house with hidden panic room | Cape Town | Price covers broader property — not a separable underground transfer | — | 58 | insufficient data | manual researchactiveactive listingliverejectedmediuminsufficient datamissing underground area | Listing offers a Fresnaye house for R160000000 on 1380 m2 land and states the main bedroom has a hidden panic room with backup generators and water supply Live source / Supported evidence / Unknown / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, asset_scope. Secure-room evidence only; this is not an underground bunker and room specification is not certified in public text Private Property |
| Lydenburg off-grid house with strong-room panic room | Mpumalanga | Price covers broader property — not a separable underground transfer | — | 51 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | Listing offers a Lydenburg 2 ha off-grid property for R14500000 and states the main bedroom wing includes a walk-in wardrobe and strong-room panic room plus borehole filtration solar and generator systems Live source / Supported evidence / Unknown / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, asset_scope. Secure-room evidence only; not a civil-defense shelter and technical hardening is not fully specified Private Property |
| Hurlingham unfinished villa with secure panic room | Gauteng | Price covers broader property — not a separable underground transfer | — | 13 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | Chas Everitt listing offers an unfinished Hurlingham villa for R13000000 with 1936 m2 floor size and explicitly lists a secure panic room with CCTV surveillance and guard-house plans Live source / Supported evidence / Unknown / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, asset_scope. Secure-room evidence only; unfinished villa status and security plan scope require broker confirmation Chas Everitt |
| Heidelberg smallholding with vault-door panic room | Gauteng | Price covers broader property — not a separable underground transfer | — | 51 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | Listing offers a Heidelberg smallholding for R8400000 with 430 m2 floor size and describes a water-tank stand building with secure vault combination entrance doors and a panic room plus off-grid solar borehole and CCTV Live source / Supported evidence / Unknown / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, asset_scope. Secure-room evidence only; vault-door room is part of a broader smallholding and not an underground bunker Private Property |
| Cape Town home with bunker room and shooting range | Western Cape | Price covers broader property — not a separable underground transfer | — | 43 | insufficient data | manual researcharchivednews evidenceliverejectedhighinsufficient datamissing underground area | Article mirror states Cape home was listed at ZAR 39.95m with private underground bunker room operations room and shooting range Live source / Supported evidence / Underground Component / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, area_basis. Article evidence from 2024; current listing status not confirmed Daily News/IOL |
| Johannesburg earth connected mountain house | Gauteng | Lifestyle underground | $671 | 53 | 79 (high listing value) | manual researcharchivedarchived listinglivecertifiedhighscored | Special Finds listing states ZAR 4800000 for an off-market Johannesburg earth connected house built into the side of the mountain with 400 sq meters or 4306 sq ft Live source / Supported evidence / Whole Property / Asking Price Certified: Certified: source is live or archived and the row has price, underground area, asset scope, area basis, price basis, and evidence notes. Off-market broker page for a mountain-side earth-connected residence so buyer should verify current transfer status and local title details Special Finds |
| Dinokeng game farm with underground bunker | Gauteng | Price covers broader property — not a separable underground transfer | — | 47 | insufficient data | manual researchactiveactive listingliverejectedhighinsufficient datamissing underground area | GameFarmEstates page states Dinokeng 458ha Game Farm Price R36.0mill State-of-the-Art Underground Bunker Fulley equipped functional well-planned bunker Live source / Supported evidence / Underground Component / Broader Property Price Rejected: Rejected: row is outside the comparable real-estate cohort by scope, area basis, price basis, or priced USD/m2 support. Missing required evidence fields: area_underground_m2, area_basis. Game farm lodge package and possible VAT or transfer-fee caveats require buyer due diligence GameFarmEstates |