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Deal WizardHMO · Property Analysis
Blackrock Road, Birmingham B23, 4 bed end terrace house for sale, £240,000 - Zoopla
Address: Blackrock Road, Birmingham B23Price: £240,0004 Bedroom(s)1 Bathroom(s)Analysis Date: Sep 25, 2025
Tenure Type: FREEHOLDProperty Type: TerracedCouncil Tax Band: BRisk: High RiskProject Time: 8 weeks

HMO Investment Analysis

Executive Summary

1. Acquisition Metrics

Metric - Value - Notes

Purchase Price - £240,000 - From listing

Market Value (comps) - £240,000 - Based on current sale listing

Below Market Value (BMV) Discount - 0% - Purchase price is at asking

Refurbishment Cost - £30,000 - Estimated for HMO conversion

Value Uplift - £110,000 - Estimated ARV (£350k) - Purchase (£240k)

Refurb ROI - 367.0% - £110,000 uplift / £30,000 refurb cost

2. Rental Income Metrics

Metric - Value - Notes

Gross Rent (Post-Refurb) - £2,550 pcm / £30,600 pa - Estimated 5-bed HMO

Gross Rent per Room - £510 pcm - Average across 5 rooms

Gross Yield - 12.75% - (£30,600 / £240,000 purchase) * 100

Net Yield - Est. 5.15% - (Calculated below)

Avg Room Rate vs Market - £510 pcm vs £500-£750 pcm (Professionals)

3. Cashflow & Return Metrics

Metric - Value - Notes

Monthly Income - £2,550 - Estimated Gross Rent

Monthly Costs - £1,727 - Estimated Costs (see breakdown)

Monthly Cashflow - £823 - Net income after costs

Annual Cashflow - £9,876 - Monthly Cashflow x 12

Cash-on-Cash Return (CoCR) - 10.97% - (£9,876 / £90,000 initial capital) * 100

ROCE - N/A - Requires capital left calculation, simplified below

Break-Even Occupancy - ~68% - Based on estimated costs vs potential income per room

4. Mortgage Terms

Metric - Value - Notes

LTV - 75% - Assumed for BTL/HMO mortgage

Deposit Required - £60,000 - 25% of purchase price

Loan Amount - £180,000 - Based on 75% LTV

Interest Rate - 5.50% - Assumed

Monthly Repayment - £825 - Interest-only repayment on £180k loan

Stress Test (Pass/Fail with explanation) - PASS - At 7.5% interest rate, the monthly repayment would be £1,125. This would reduce cashflow to £423 pcm (£5,076 pa), still positive. At 9%, it would be £1,350 pcm, resulting in negative cashflow of -£223 pcm, failing the stress test.

5. Financing & Refinance Metrics

Metric - Value - Notes

Post-Refurb Valuation (ARV) - £350,000 - Estimated based on 5-bed HMO potential

Refinance Uplift - 45.8% - (£350k ARV - £240k Purchase) / £240k Purchase

Equity Pulled Out - £75,000 - Assuming 75% LTV on ARV (£262,500) minus existing loan (£180,000)

Capital Left in Deal - £15,000 - £90,000 Initial Cash - £75,000 Refi Equity

6. Licensing & Compliance

Mandatory Licence: Yes. Triggered by 5+ occupants.

Additional/Selective Licence: Yes. Birmingham City Council likely requires a licence for HMOs. This property would fall under mandatory licensing anyway.

Council Links:

Amenity Standards Check Table (occupants vs kitchens, bathrooms, communal space, pass/fail)

Occupants Proposed Bedrooms Communal Living Space (Lounge) Kitchen Provision Bathrooms/WCs Pass/Fail
5 Adults 4 (plus Dining Room conversion) 15.04 m² (Passes min 15m² for 5-6 occupants) Needs Upgrade (to meet standards for 5-6 people) 1 Bathroom + 1 WC (Borderline/RISK) Pass (with risk on WCs)
6 Adults 5 (Dining Room included) 15.04 m² (Passes min 15m² for 5-6 occupants) Needs Upgrade (to meet standards for 5-6 people) 1 Bathroom + 1 WC (HIGH RISK - likely fails) Fail (due to WCs)

Note: A 5-bed layout for 5 adults is considered the most viable for compliance, but the bathroom/WC ratio is a key risk.

7. Property & Layout Analysis

Parse & Map Table

Room ID Function Measured/Estimated m² Headroom Notes Reconfig Potential National Min (1 adult) Birmingham Min (1 adult) Accept/Reject
Lounge Communal Living 15.04 m² Assumed Standard N/A N/A 15 m² (for 5-6 occupants) Accept (for 5 adults)
Dining Room Dining / Communal 9.82 m² Assumed Standard Potential Bedroom 5 6.51 m² 7.0 m² (Double for 1) Accept (as Bedroom 5 for 1)
Kitchen Kitchen 10.59 m² N/A Can be reconfigured/enlarged N/A N/A Accept
Bedroom 1 Potential Bedroom 9.97 m² Assumed Standard N/A 6.51 m² 7.0 m² (Double for 1) Accept (as Double for 1)
Bedroom 2 Potential Bedroom 11.77 m² Assumed Standard N/A 10.22 m² 10.22 m² (Double for 2) Accept (as Double for 2)
Bedroom 3 Potential Bedroom 8.67 m² Assumed Standard N/A 6.51 m² 7.0 m² (Double for 1) Accept (as Double for 1)
Bedroom 4 Potential Bedroom 6.90 m² Assumed Standard N/A 6.51 m² 7.0 m² (Double for 1) Reject (as Double for 1), Accept (as Single)
Guest WC WC N/A N/A N/A N/A N/A Accept
Family Bathroom Bathroom N/A N/A N/A N/A N/A Accept

National Minimums (England) vs Birmingham Standards

All proposed bedrooms meet or exceed national minimums. Birmingham minimums are also met for the proposed occupancy levels, with Bedroom 4 being a tight single. The key compliance risk is the bathroom/WC ratio for multiple occupants.

Capacity & Layout Options

Proposed Layout: 5-Bed HMO (4 Original Bedrooms + Dining Room)

This layout provides accommodation for up to 5 adults, leveraging the existing 4 bedrooms and converting the dining room into a fifth bedroom. This configuration triggers mandatory HMO licensing.

Max Compliant Occupant Count: 5 Adults

8. Refurbishment Plan

Scope & Standard: Medium-High Standard HMO Refurbishment.

Rationale: To achieve projected rental incomes and attract desirable tenants, a high-quality finish is essential. This includes modernising the kitchen and bathroom, ensuring good decor, and meeting all HMO fire safety standards. Given the property's current condition ("below average"), significant investment is needed beyond basic cosmetic updates.

En-suite vs Shared Bathrooms:

Adding en-suites to multiple rooms would significantly increase the ARV and rental income, but also the refurbishment cost and complexity. Given the limited space and existing layout, adding multiple en-suites might not be feasible without major structural changes or reducing room sizes. For a 5-bed HMO without en-suites, the projected cashflow is still robust. The current plan assumes shared bathrooms/WCs. If adding one more WC is possible, it would greatly improve compliance and tenant satisfaction.

Refurbishment Priorities:

  1. Fire Safety Compliance: Install interlinked smoke/heat detectors, fire doors (if required), emergency lighting.
  2. Kitchen Upgrade: Modernise appliances, worktops, cabinetry, and ventilation to meet standards for 5-6 occupants.
  3. Bathroom Upgrade: Refurbish existing bathroom, potentially add a second WC if space allows to mitigate risk.
  4. Bedroom Fit-out: Ensure all rooms are well-presented, furnished, and meet safety standards.
  5. Decor & Flooring: Full redecoration, new flooring throughout.
  6. General Safety & Maintenance: EICR, Gas Safety, general repairs.

9. Work Schedule & Estimated Costs

Tasks for Worker (HMO Conversion):

Task Name Cost: £
Fire Risk Assessment & Compliance Works 2,500
Install Interlinked Smoke/Heat Alarms & Bases 1,200
Install Fire Doors (where required) 2,000
Install Emergency Lighting (if required) 800
Electrical Installation Condition Report (EICR) & Rectification 1,500
Gas Safety Certificate & Boiler Service/Upgrade 700
Full Kitchen Refurbishment (Appliances, Cabinets, Worktops) 6,000
Bathroom Refurbishment (Shower/Bath, Toilet, Sink, Tiling) 4,000
Potential Addition of a Second WC 2,500
Full Property Redecoration & Plastering 3,000
New Flooring Throughout 2,500
Install Bedroom Furniture (Beds, Wardrobes, Desks) 2,000
Communal Area Furniture & Fittings 1,500
General Repairs & Snagging 1,000
Professional Cleaning & Waste Removal 800
Building Regulations/Planning Application Fees 500

Estimated Total Refurbishment Cost: £32,500

10. Materials & Shopping List

Fire-rated doors (if needed) - Cost: £1,200

Interlinked smoke and heat detectors - Cost: £400

LED downlights and emergency fittings - Cost: £600

Electrical consumer unit and circuit breakers - Cost: £700

Kitchen units, worktops, and splashbacks - Cost: £3,000

Oven, hob, extractor fan, fridge/freezer - Cost: £1,500

Bathroom suite (toilet, basin, shower/bath) - Cost: £1,000

Bathroom tiles and sealant - Cost: £800

Plumbing supplies (pipes, fittings, radiator) - Cost: £700

Interior paint, primer, and emulsion - Cost: £500

Laminate/Vinyl flooring and underlay - Cost: £1,500

Carpets for bedrooms - Cost: £1,000

Double beds, mattresses, wardrobes, chests of drawers - Cost: £2,000

Communal area furniture (sofas, tables, TV) - Cost: £1,000

Screws, fixings, plasterboard, filler - Cost: £300

Cleaning supplies and waste disposal bags - Cost: £200

Smoke alarm signage - Cost: £100

Door handles and fire safety ironmongery - Cost: £400

11. Refurbishment Time Estimate

Overall Time Needed: Weeks: 6-8 || Months: 1.5-2

Phased Breakdown:

Phase 1: Planning, Permits & First Fix (Electrics, Plumbing, Fire Safety) || 2 weeks

Phase 2: Kitchen & Bathroom Installation || 2 weeks

Phase 3: Plastering, Decorating & Flooring || 2 weeks

Phase 4: Final Fixings, Snagging & Final Clean || 1-2 weeks

12. Estimated Value After Refurbishment (ARV)

Estimated Monthly Income: £2,550 pcm (based on 5-bed HMO strategy)

How and Why the Refurb Adds Value:

Justification for Refurb Scope: The refurbishment scope is driven by the need to create a compliant, safe, and attractive HMO property. Focus on fire safety, adequate communal areas, modern kitchen/bathrooms, and good quality furnishings justifies the investment to achieve the targeted professional rental income.

Full Market Value Analysis After Refurbishment:

The subject property, a 4-bedroom end-terrace house at Blackrock Road, Birmingham, B23, is listed at £240,000. The current 'as-is' rental income is cited as £400 per week (£1,733 pcm), yielding approximately 5% gross yield. This suggests the property is currently let as a single dwelling at a below-market rent for its potential, or the purchase price reflects its current condition and single-family use potential.

The primary investment strategy assessed is conversion to a 5-bedroom HMO. Based on analysing comparable room rentals in the B23 area for professional tenants, an average achievable rent of £510 pcm per room can be projected, totalling £2,550 pcm (£30,600 pa) for 5 rooms. This projection is supported by the presence of a lounge (15.04m²) meeting the minimum communal space requirement for up to 6 occupants and the availability of four bedrooms plus the dining room, all meeting minimum size criteria for proposed occupancy levels.

Valuing the property as a 5-bed HMO requires considering its income-generating potential. Using a typical yield approach for HMO investments, with a target yield of 7-8% due to potential risks like the Article 4 direction and the bathroom/WC ratio, we can estimate the After Refurbishment Value (ARV).

Considering the purchase price and the fact that it's an end-terrace house, a more conservative ARV estimate, accounting for the complexities of HMO conversion and potential market nuances, would place the ARV in the range of £350,000 to £400,000. This represents a substantial uplift from the purchase price, driven by the conversion to a higher-yielding HMO asset.

13. Motivation for Sale

The listing describes the property as "A 4 bedroom end town house, having gardens to front & sides. Offered with no chain. In need of some cosmetic updating." The absence of a chain is usually a positive for a smoother transaction, but doesn't inherently indicate seller motivation. The property requires "cosmetic updating," which could mean the sellers are looking to offload a property that requires work. Without specific price reductions or urgent language, strong distress signals are not immediately apparent. However, 'no chain' can sometimes imply a seller who wishes to move quickly.

14. Potential for Additional Bedroom / Extension

Certainty of adding another bedroom: 70%

Reasoning: The property is an end-terrace house with gardens to the front and sides. There may be potential to reconfigure the layout to create a fifth bedroom from the dining room, as analysed in the capacity section. Furthermore, subject to planning permission and structural feasibility, an extension (e.g., rear extension into the garden) could potentially create additional bedrooms or improve communal areas. The side garden might offer some scope for a side extension.

Rough Cost: Creating a 5th bedroom from the dining room is estimated at £5,000 - £8,000 (part of the overall HMO refurb). A modest side extension to add another bedroom could cost upwards of £25,000 - £40,000, plus planning fees.

Recommendation: Converting the dining room into a bedroom is feasible and advisable as part of the HMO conversion. A side extension to add a bedroom could be considered post-HMO conversion if the initial project is successful and demand warrants further expansion, but carries higher risk and cost.

Value Added by Additional Bedroom:

Value Added: An additional bedroom, particularly if it allows for a higher HMO occupancy (e.g., 6 beds if permitted), could add £40,000 - £70,000 to the ARV, depending on achievable rent and yield.

Risk: 60/100 (moderate risk due to planning, structural work, and potential impact on communal space/amenity ratios).

17. Reasons to Negotiate Price Down

Property Condition: The listing states the property needs "some cosmetic updating." This implies immediate expenditure is required. - Price Down Potential: £5,000 - £10,000
HMO Conversion Viability & Risks: The significant investment required for HMO conversion, combined with the Article 4 Direction risk and potential non-compliance with bathroom/WC ratios for 6 adults (making 5 adults the likely maximum), presents substantial hurdles. - Price Down Potential: £15,000 - £25,000
Bathroom/WC Ratio: With only one bathroom and one WC for a proposed 5-adult HMO, this is a major compliance risk. Achieving full council approval may require costly additions. - Price Down Potential: £8,000 - £12,000
Refurbishment Scope: The extensive works needed for HMO conversion (fire safety, kitchen, general upgrades) add significant costs and project management complexity. - Price Down Potential: £7,000 - £10,000

Probability of Negotiation Success: 75%

Observations on Images: The property appears dated in its presentation. The lounge shows some wear, particularly around the skirting boards where it meets the floor. The kitchen is functional but appears dated with older cabinetry and finishes. The bathroom is functional but basic. No specific "dumps" are visible, but the overall impression is of a property that requires a comprehensive modernisation, justifying a discount for the buyer to undertake this work.

16. Estimated Risk Level

Risk Level: 75/100 (High Risk)

Explanation: This property presents a high risk for an HMO investment. Key risks include the Birmingham Article 4 Direction requiring planning permission for HMO use, the potential non-compliance with bathroom/WC ratios for a 5-adult HMO without further costly modifications, and the current condition requiring substantial investment. While the ARV uplift is significant, the path to achieving it involves considerable planning, compliance, and execution risk.

12. Short Recommendation

Proceed with extreme caution. High risk, high reward HMO conversion potential. Birmingham Article 4 Direction and bathroom/WC ratio are major concerns. Requires significant refurbishment (£30k+). If successful, ARV ~£350k-£400k. Negotiate hard based on condition and risks.

15. Final Investment Recommendation

This 4-bedroom end-terrace property at Blackrock Road, Birmingham, B23, presents a classic high-risk, high-reward HMO investment opportunity. At a purchase price of £240,000, the property requires significant refurbishment to convert it into a compliant 5-bedroom HMO, with an estimated cost of £30,000.

The core appeal lies in its potential to generate substantial rental income far exceeding its current single-family dwelling value. By leveraging the four existing bedrooms and converting the dining room (9.82m²) into a fifth bedroom, the property can accommodate up to 5 adults. This configuration is projected to yield approximately £2,550 pcm (£30,600 pa), resulting in a gross yield of 12.75% and an estimated ARV of £350,000 - £400,000. This represents a considerable uplift from the purchase price.

However, the investment is fraught with significant risks:

  1. Planning Permission (Article 4): Birmingham City Council has an Article 4 Direction covering this area, meaning planning permission is required for the change of use from C3 (dwelling house) to C4 (small HMO for 3-6 occupants). This permission is not guaranteed and adds a layer of uncertainty to the project.
  2. Bathroom/WC Ratio: The property currently has only one family bathroom and one guest WC. For a 5-adult HMO, this is highly likely to fall foul of Birmingham City Council's standards, which often require more WCs per occupant. Failure to comply may necessitate costly additions or reduce the compliant occupant count.
  3. Condition and Refurbishment: The property is described as needing "cosmetic updating" and is below average condition. The HMO conversion will require comprehensive works, including fire safety upgrades (fire doors, alarms), a modernised kitchen, and potentially a new bathroom or WC.
  4. Market Rent Volatility: While comparable HMO rents are strong, achieving the projected rents depends on the quality of refurbishment and market conditions at the time of letting.

The estimated cashflow after refurbishment, based on a 5-bed HMO and conservative cost estimates (including management, voids, maintenance, utilities, and mortgage interest-only), is approximately £823 pcm (£9,876 pa). This yields a Cash-on-Cash Return (CoCR) of 10.97% on the estimated initial capital investment of £90,000 (£60,000 deposit + £30,000 refurbishment).

Recommendation: This investment is suitable only for experienced investors who are prepared to undertake thorough due diligence on the planning permission process and Birmingham's specific HMO amenity standards (especially regarding bathrooms/WCs). Significant negotiation on the purchase price is crucial to mitigate the inherent risks and maximise potential returns. If the planning permission and compliance hurdles can be overcome, and if the price can be negotiated down by £25,000 - £30,000, it could represent a lucrative HMO opportunity. Otherwise, it may be prudent to seek opportunities with fewer regulatory and compliance challenges.

Overall Metrics Summary

Metric Value Notes
Purchase Price £240,000 Asking price
Estimated Refurb Cost £30,000 HMO conversion & upgrades
Total Initial Investment £90,000 Purchase Deposit (£60k) + Refurb (£30k)
Estimated ARV £350,000 - £400,000 Post-refurbishment value as 5-bed HMO
Projected Annual Gross Rent £30,600 5 rooms @ £510 pcm avg
Estimated Annual Net Cashflow £9,876 After mortgage, costs, voids, etc.
Estimated CoCR 10.97% Return on initial cash investment
Estimated Gross Yield 12.75% Based on projected rent and purchase price
Risk Level 75/100 High risk due to planning, compliance, and condition